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We do not allow multiple applications. Please apply to the ONE role you are most interested in and we will consider you for all open positions when reviewing your application.

Hudson River Trading (HRT) is seeking highly motivated full-time students to join our Software Engineering Summer Internship Program. HRT brings together the sharpest minds across quantitative disciplines—math, computer science, physics, engineering, and more— within our world-class computing environment to rapidly scale solutions to the toughest problems in tech and trading. Our software engineers create and maintain technology and infrastructure that is integral to the success of our trading. Ideal candidates are smart programmers who love to code, are eager to learn, and can thrive in an entrepreneurial environment.

What to Expect

A hands-on introduction to all technical facets of software engineering in the algorithmic trading industry
Independent programming projects in Python, C, or C++, depending on the needs of the projectStructured and hands-on trainings, with quick transition into real projects within the first week
Opportunities to learn all about HRT's research and trading infrastructure, even in areas you may not be working in directly
Technical project work and mentorship, with the opportunity to gain a deeper understanding of global financial markets
Plenty of opportunities to connect with fellow interns, participate in team events, and explore the unique culture, food, and experiences that make each HRT office location and cities special.

Qualifications

You are a full-time undergraduate student studying computer science or a related field
Programming experience in Python, C or C++ is required
A passion for technology and writing code that is elegant, readable, and efficient
Exceptional problem solving skills
Strong communication skills
Knowledge of trading and/or financial markets is not required for this position

We offer a weekly base salary offer in addition to a competitive signing bonus, company-paid housing, meals, and other perks.

New York: Weekly base salary of 5,800 USD
Singapore: Weekly base salary of 7,650 SGD
London: Weekly base salary of 4,350 GBP

Culture

Hudson River Trading (HRT) brings a scientific approach to trading financial products. We have built one of the world's most sophisticated computing environments for research and development. Our researchers are at the forefront of innovation in the world of algorithmic trading.

At HRT we welcome a variety of expertise: mathematics and computer science, physics and engineering, media and tech. We’re a community of self-starters who are motivated by the excitement of being at the cutting edge of automation in every part of our organization—from trading, to business operations, to recruiting and beyond. We value openness and transparency, and celebrate great ideas from HRT veterans and new hires alike. At HRT we’re friends and colleagues – whether we are sharing a meal, playing the latest board game, or writing elegant code. We embrace a culture of togetherness that extends far beyond the walls of our office.

Feel like you belong at HRT? Our goal is to find the best people and bring them together to do great work in a place where everyone is valued. HRT is proud of our diverse staff; we have offices all over the globe and benefit from our varied and unique perspectives. HRT is an equal opportunity employer; so whoever you are we’d love to get to know you.

Please be advised: Use of AI tools during interviews or assessments is strictly prohibited, unless otherwise instructed or agreed upon. We employ various methods to evaluate the authenticity of candidate responses. If we determine that AI assistance was used during any stage of the hiring process, we reserve the right to immediately disqualify your candidacy or rescind any job offers extended.

","salaryMinimum","salaryMaximum","salaryCurrency","salarySource","createdAt",["D",1785769039000],"closedAt","tags",[85,86,87,88,89,90,91,92],{"_63":82,"_65":83,"_67":84},"3a02e7fd-d9a3-480d-9610-a1cf68dd93a6","Hudson River Trading","hudsonrivertrading-com",{"_93":128,"_95":96},{"_93":124,"_95":96},{"_93":120,"_95":96},{"_93":116,"_95":96},{"_93":112,"_95":111},{"_93":106,"_95":96},{"_93":102,"_95":96},{"_93":94,"_95":96},"tag",{"_63":97,"_69":98,"_65":99,"_67":100,"_95":101},"priority",0,"adf1b075-e6c9-4dab-ad37-5242a0c7597f","location","Chicago, Illinois","chicago-illinois",4000,{"_63":103,"_69":98,"_65":104,"_67":105,"_95":101},"654055fc-a36a-44f2-b81a-bf74a6cf34cf","Austin, Texas","austin-texas",{"_63":107,"_69":108,"_65":109,"_67":110,"_95":111},"7019aa0d-2288-4557-9dc9-4f2c809f1f2b","skill","C++","c-plus-plus",2000,{"_63":113,"_69":108,"_65":114,"_67":115,"_95":111},"464a7aeb-bf2d-4e98-86f3-2b63464e5288","C","c",{"_63":117,"_69":98,"_65":118,"_67":119,"_95":101},"8c107c37-0280-490b-ba9b-983e7b69d70d","Singapore","singapore",{"_63":121,"_69":98,"_65":122,"_67":123,"_95":101},"b4417ccf-ca29-42ca-b884-b96d8a91ccf0","New York City, New York","new-york-city-new-york",{"_63":125,"_69":98,"_65":126,"_67":127,"_95":101},"36210849-947a-4daa-bc80-ee7c1b860cb7","London, United Kingdom","london-united-kingdom",{"_63":129,"_69":108,"_65":130,"_67":131,"_95":111},"25cdd626-f8e7-4522-84b2-72f8943842f1","Python","python",{"_63":133,"_65":134,"_67":135,"_69":136,"_16":137,"_72":-5,"_73":-5,"_74":-5,"_75":-5,"_76":138,"_78":-5,"_79":139,"_9":140},"d6f4ed0e-7742-49bb-b4ee-706800899a17","Software Engineer - Enterprise Technology","software-engineer-enterprise-technology-at-hudsonrivertrading-com-aug-6-2026-230cc7","full_time","

Hudson River Trading (HRT) is seeking a Software Engineer to join our Enterprise Engineering team in New York City. In this role, you will build the tools and systems that help every HRTer work more effectively. The team owns core platforms used across the firm, including: Google Workspace, Slack, Okta, internal knowledge and project management systems, and the many in-house and third-party services that connect them.

The best internal tooling is invisible, removing friction before users notice it. As HRTers move faster and faster, our quest to eliminate friction from the platforms that everyone interacts with every day only becomes more critical. You will design and write systems that extend these platforms, create new interfaces for key functions like search and access management, and integrate emerging AI tools into the whole ecosystem. This is a hands-on engineering role with the freedom to improve existing systems or build entirely new solutions when needed.

Responsibilities

Design, develop, and maintain robust, efficient, and scalable software systems
Contribute to all phases of the software development lifecycle from ideation to deployment and support
Deliver exceptional experiences for internal users by understanding their needs and applying your technical skills to efficiently meet them
Find, enhance, or build the best productivity and collaboration systems that allow HRTers to excel at their work
Glue a variety of in-house and third-party systems together, customizing an ecosystem for HRT’s highly specific needs
Build seamless tooling that proactively removes friction and solves problems before users need to escalate them

Qualifications

Bachelor's or Master's degree in Computer Science, Engineering, or a related technical field.
Preparedness for technical interviews in Python
Experience with identity and access management or productivity software is a plus
Kindness, empathy, and strong collaboration skills
Strong understanding of data structures, algorithms, and design principles, and a willingness to teach and mentor others
Excellent written and verbal communication skills
Strong judgment and a demonstrated ability to deploy software and features thoughtfully, methodically, and reliably

The estimated base salary range for this position is 150,000 to 250,000 USD per year (or local equivalent). The base pay offered may vary depending on multiple individualized factors, including location, job-related knowledge, skills, and experience. This role will also be eligible for discretionary performance-based bonuses and a competitive benefits package.

Culture

",["D",1786024433000],[141,142],{"_63":82,"_65":83,"_67":84},{"_93":144,"_95":96},{"_93":143,"_95":111},{"_63":129,"_69":108,"_65":130,"_67":131,"_95":111},{"_63":121,"_69":98,"_65":122,"_67":123,"_95":101},{"_63":146,"_65":147,"_67":148,"_69":136,"_16":149,"_72":-5,"_73":-5,"_74":-5,"_75":-5,"_76":150,"_78":-5,"_79":151,"_9":152},"12668c40-b9b9-4e41-89f8-edee9410f932","Trading Systems Engineer","trading-systems-engineer-at-hudsonrivertrading-com-aug-7-2026-513847","

Hudson River Trading (HRT) is seeking a Trading Systems Engineer to join our growing Trading Systems Infrastructure team. This team designs, builds, and maintains the infrastructure that powers our global trading, and is responsible for ensuring optimal performance and uptime of the ultra low-latency operating systems, automation software, and development tools that allow our trading strategies to run worldwide 24/7.

As a Trading Systems Engineer, you’ll work on projects focusing on our real-time production trading environment and tackle problems that require high availability, high throughput, and ultra low-latency solutions. The ideal candidate possesses a passion for coding and automation, is eager to learn new skills to help build an elegant stack, and has the ability to handle challenging technical issues within a dynamic and fast-paced environment.

Responsibilities

Design, manage, automate, and optimize worldwide Linux-based trading infrastructure by planning and executing complex technical projects and tasks
Troubleshoot hardware and software issues across the stack
Design and implement system installations and upgrades
Deploy, configure, and test internal and external applications
Remain unfazed by production-critical issues, resolving them quickly and efficiently
Benchmark and tune the performance of the trading stack
Hold vendors accountable on performance and reliability issues, with the ability to confidently go toe-to-toe with a vendor's Tier 2 engineering team during an escalation
Join an on-call rotation schedule to cover trading hours and weekend shifts, as needed

Qualifications

7+ years of relevant experience supporting a live production environment (especially trading)
Expert in installing, configuring, and troubleshooting Linux systems, from hardware and networking to kernel to applications
Knowledge of Debian/Ubuntu is desirable
Project Management Skills
Proficiency with configuration management tools, particularly SaltStack – strong knowledge of Puppet, Ansible, Chef, or CFEngine is also desirable
Advanced programming experience focusing on automation and integration; Python is strongly preferred
Advanced shell (bash) scripting experience
Significant experience managing and debugging production trading services
Strong cross-functional communication and organization skills
Proven ability to manage assigned projects efficiently, ideally using JIRA
Architect-level cloud experience in AWS or GCP is desirable, but not required

This job is accepting ongoing applications and there is no application deadline.

The estimated base salary range for this position is 150,000 to 250,000 USD per year (or local equivalent). The base pay offered may vary depending on multiple individualized factors, including location, job-related knowledge, skills, and experience.

This role will also be eligible for discretionary performance-based bonuses and a competitive benefits package which includes medical, dental, vision, basic life insurance, and enrollment in our company’s retirement savings plans. Employees will receive sick and parental leave, as well as other paid time off (including 20 vacation days and 10 paid holidays in the US). Please note that benefits and time off policies will vary across non-US locations.

In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information.

Culture

",["D",1786143630000],[153,154,155,156,157,158,159,160,161],{"_63":82,"_65":83,"_67":84},{"_93":180,"_95":163},{"_93":179,"_95":96},{"_93":175,"_95":96},{"_93":174,"_95":96},{"_93":173,"_95":96},{"_93":172,"_95":96},{"_93":171,"_95":111},{"_93":167,"_95":163},{"_93":162,"_95":163},{"_63":164,"_69":108,"_65":165,"_67":166,"_95":163},2600,"c360889c-9e29-470e-8571-e25076f72639","AWS","aws",{"_63":168,"_69":108,"_65":169,"_67":170,"_95":163},"43d80ea4-4b5f-4f07-ac06-d6f8f0296738","GCP","gcp",{"_63":129,"_69":108,"_65":130,"_67":131,"_95":111},{"_63":121,"_69":98,"_65":122,"_67":123,"_95":101},{"_63":125,"_69":98,"_65":126,"_67":127,"_95":101},{"_63":97,"_69":98,"_65":99,"_67":100,"_95":101},{"_63":176,"_69":98,"_65":177,"_67":178,"_95":101},"91285958-761f-4922-8e98-0de4f448578a","Boulder, Colorado","boulder-colorado",{"_63":103,"_69":98,"_65":104,"_67":105,"_95":101},{"_63":181,"_69":108,"_65":182,"_67":183,"_95":163},"66e2fc35-d582-4ad9-b072-0c4e908dbae3","Ansible","ansible",{"_63":185,"_65":186,"_67":187,"_69":136,"_16":188,"_72":-5,"_73":-5,"_74":-5,"_75":-5,"_76":189,"_78":-5,"_79":190,"_9":191},"25def784-93de-4109-99c0-0ab547f5a6ce","Systems Engineer - Windows","systems-engineer-windows-at-hudsonrivertrading-com-aug-7-2026-b00b7f","

Hudson River Trading (HRT) is seeking a Windows Systems Engineer to join our Enterprise Engineering team. In this role, you will help scale HRT’s global hybrid Windows deployment and develop automation, configuration-as-code, and infrastructure-as-code solutions to seamlessly manage fleets of top-of-the-line user endpoints, mission critical servers, cloud infrastructure, and secure remote computing environments around the world. You will apply configuration-as-code practices to reduce operational overhead, build PowerShell-based systems that improve platform stability and resilience, and enhance the reliability of our Windows platform by designing and implementing automation that identifies and resolves technical inefficiencies across on-premises and Azure infrastructure.

The ideal candidate is a Microsoft-based technology engineer and eager problem solver who is comfortable working in a fast-paced environment. Terrific communication and collaboration skills, as well as a positive attitude towards team members and internal customers, are crucial to success within this role.

Responsibilities

Leverage configuration-as-code paradigms to reduce the operational overhead of managing Windows infrastructure
Use infrastructure-as-code to consistently configure Microsoft Azure resources
Develop PowerShell-based systems to automate operational tasks and enhance the reliability of the Windows platform
Leverage automation to identify and remediate technical inefficiencies across Windows endpoints, Windows infrastructure, and Microsoft Azure resources
Participate in ongoing engineering, maintenance, and support efforts to improve the Windows environment

Qualifications

10+ years of experience as a Microsoft-based technology engineer
Experience using Ansible (or similar configuration-as-code tool) to manage a fleet of Windows devices
Proven ability to provision Microsoft Azure resources with Terraform
Proficiency with Microsoft Graph API development
Experience developing scripts and tools using PowerShell
Familiarity with Microsoft Intune, Autopilot, Entra ID, and Active Directory
A general design approach that incorporates security best practices, business continuity, high availability, and scalability
A self-motivated and driven work ethic

Culture

",["D",1786143630000],[192,193,194,195,196,197,198],{"_63":82,"_65":83,"_67":84},{"_93":212,"_95":163},{"_93":211,"_95":96},{"_93":210,"_95":96},{"_93":205,"_95":206},{"_93":204,"_95":163},{"_93":203,"_95":96},{"_93":199,"_95":163},{"_63":200,"_69":108,"_65":201,"_67":202,"_95":163},"4d70ff61-7282-4b3e-9dc4-818d8e96a4e1","Azure","azure",{"_63":121,"_69":98,"_65":122,"_67":123,"_95":101},{"_63":181,"_69":108,"_65":182,"_67":183,"_95":163},{"_63":207,"_69":108,"_65":208,"_67":209,"_95":206},2400,"29408dbd-4f21-4377-8233-57fcd6bd65c3","API","api",{"_63":125,"_69":98,"_65":126,"_67":127,"_95":101},{"_63":97,"_69":98,"_65":99,"_67":100,"_95":101},{"_63":213,"_69":108,"_65":214,"_67":215,"_95":163},"2824a85f-626b-44f7-8ef2-0c6a6cdc3fc1","Terraform","terraform",{"_63":217,"_65":218,"_67":219,"_69":136,"_16":220,"_72":-5,"_73":-5,"_74":-5,"_75":-5,"_76":221,"_78":-5,"_79":222,"_9":223},"8892bf37-e1cb-4f4b-861b-c31d49e65d9e","AI Research Engineer, Pre-Training","ai-research-engineer-pre-training-at-hudsonrivertrading-com-aug-7-2026-204460","

Hudson River Trading (HRT) is seeking an AI Research Engineer (Pre-training) to join the HAIL team. HAIL (HRT AI Labs) is the team at HRT responsible for developing and maintaining our most powerful models, which are used by our trading teams to drive a significant fraction of our trading. We are building and deploying \"foundation models for markets\", that ingest and train on vast amounts of market and “alternative” data (such as language) to make predictions about future market state.

As a pre-training research engineer on HAIL, you will have a general mandate to improve all aspects of large-scale model training, including but not limited to kernel development, training data loading, parallelism, networking, and fault-tolerance. You will work closely with our researchers to co-design and improve our models, and shape the research agenda.

We have multiple large, modern, and rapidly growing GPU clusters, and we maintain a very high GPU-to-researcher ratio. We are simultaneously pursuing multiple strategies and developing many model types with different purposes, and we are strongly incentivized to squeeze as much as we can out of our systems. Your work will be directly, clearly, and highly impactful on the business, and it will be challenging: this is a field with no easy or obvious solutions.

Qualifications

Strong engineering skills, especially any of: CUDA/Triton/Pallas/CuTe DSL kernel development, lower-level PyTorch/JAX/XLA development, CUDA Graphs, FPGA/ASIC experience
Must have two or more years work experience building deep learning systems, for any domain: robotics, biology, chemistry, physics, audio, video, recommendations, etc.
Experience translating methods between areas of application is highly valued
LLM experience is valuable, but not necessary
Finance experience is not required

The estimated base salary range for this position is 250,000 to 300,000 USD per year (or local equivalent). The base pay offered may vary depending on multiple individualized factors, including location, job-related knowledge, skills, and experience. This role will also be eligible for discretionary performance-based bonuses and a competitive benefits package.

Culture

",["D",1786143630000],[224,225],{"_63":82,"_65":83,"_67":84},{"_93":227,"_95":96},{"_93":226,"_95":96},{"_63":121,"_69":98,"_65":122,"_67":123,"_95":101},{"_63":125,"_69":98,"_65":126,"_67":127,"_95":101},{"_63":229,"_65":230,"_67":231,"_69":136,"_16":232,"_72":-5,"_73":-5,"_74":-5,"_75":-5,"_76":233,"_78":-5,"_79":234,"_9":235},"93d6b1b0-e325-401a-876b-585b05913bc2","Senior Network Engineer - Low Latency Trading","senior-network-engineer-low-latency-trading-at-hudsonrivertrading-com-aug-7-2026-3739b6","

The Networks team designs, builds and maintains all the communications infrastructure that allows our high-capacity, low-latency trading and data research environments to run 24/7. This network spans over 25 countries and 100 locations. We are looking for a Senior Network Engineer with experience designing and managing large environments to fulfill the high-performance and availability requirements of a premiere algorithmic trading firm operating in global financial markets.

This position requires both project management and deep technical skills. Working together with some of the brightest minds in our industry, you’ll be responsible for everything from product selection and design to routing configuration and troubleshooting. You will work closely with our Systems and Trading Operations teams as well as others at HRT to build, manage, and monitor our low-latency trading network. You’ll have broad responsibilities with freedom to analyze and solve problems, and your solutions will have an immediate impact on our worldwide operations.

We’re looking for someone with a love for technology and an excitement for tackling big picture problems. You will work on a wide variety of projects to enhance the performance and capacity of the global trading and research platforms and contribute to both high-level strategy and the technical nitty-gritty of our global network architecture.

Qualifications

BS in Computer Science, Electrical Engineering, or related IT field
5-10 years of relevant experience, preferably in low-latency and high-frequency trading environments.
In depth understanding of common layer 2 and layer 3 network protocols and best practices; working knowledge of OSPF, BGP, PIM, IGMP
Experience managing Arista, Cisco, and other common networking devices on a day-to-day basis
Familiarity with low-latency microwave networks and/or optical transmission systems, such as Adva, Ciena is desirable
Experience in designing enterprise networks, capacity planning, and full lifecycle project management
Experience with packet decoding and analysis tools such as tcpdump and Wireshark
Excellent oral and written communication skills: able to distill complicated issues into clear and concise terms and to create and maintain effective technical documentation
Experience with Unix/Linux command line utilities and networking stack
Excellent troubleshooting skills on a wide range of networking issues, including common ethernet LAN problems, multicast market data distribution, and global WAN
Understanding of basic power consumption and cooling issues in a datacenter environment
Knowledge of fiber optics technology and cabling standards. Ability to sort through specs and make recommendations on appropriate purchases
Willingness and ability to solve small technical problems in the field yourself.
You have excellent collaboration skills and a willingness to admit mistakes.
Familiarity with firewalls (including Cisco, Palo Alto, Fortinet), VPNs and NAT
Familiarity with configuration management tools, such as Ansible or Salt is desirable
Familiarity with Python, Prometheus, Grafana, ELK, GitHub is desirable
Familiarity with public cloud networks, such as AWS, GCP, Azure, is desirable

The estimated base salary range for this position is 200,000 to 300,000 USD per year (or local equivalent). The base pay offered may vary depending on multiple individualized factors, including location, job-related knowledge, skills, and experience. This role will also be eligible for discretionary performance-based bonuses and a competitive benefits package.

Culture

",["D",1786143630000],[236,237,238,239,240,241,242,243,244,245],{"_63":82,"_65":83,"_67":84},{"_93":261,"_95":96},{"_93":260,"_95":163},{"_93":259,"_95":163},{"_93":258,"_95":96},{"_93":257,"_95":163},{"_93":250,"_95":251},{"_93":249,"_95":111},{"_93":248,"_95":163},{"_93":247,"_95":96},{"_93":246,"_95":96},{"_63":121,"_69":98,"_65":122,"_67":123,"_95":101},{"_63":97,"_69":98,"_65":99,"_67":100,"_95":101},{"_63":181,"_69":108,"_65":182,"_67":183,"_95":163},{"_63":129,"_69":108,"_65":130,"_67":131,"_95":111},{"_63":252,"_69":253,"_65":254,"_67":255,"_95":256},6000,"23e976bc-f7cb-49f4-9a44-874330740fab","position","Senior Engineer","senior-engineer",1000,{"_63":200,"_69":108,"_65":201,"_67":202,"_95":163},{"_63":125,"_69":98,"_65":126,"_67":127,"_95":101},{"_63":168,"_69":108,"_65":169,"_67":170,"_95":163},{"_63":164,"_69":108,"_65":165,"_67":166,"_95":163},{"_63":117,"_69":98,"_65":118,"_67":119,"_95":101},{"_63":263,"_65":264,"_67":265,"_69":136,"_16":266,"_72":-5,"_73":-5,"_74":-5,"_75":-5,"_76":267,"_78":-5,"_79":268,"_9":269},"a3dbb564-8b7f-48d3-9738-916e8eed1bf1","Endpoint Engineer - macOS","endpoint-engineer-macos-at-hudsonrivertrading-com-aug-7-2026-f7c7d1","

Hudson River Trading (HRT) is seeking an Endpoint Engineer to join our Enterprise Technology team. In this role, you will serve as a macOS subject matter expert in a complex, highly technical environment, helping to solve HRT-specific endpoint challenges and improve the day-to-day experience for users across the firm.

You will support a team of technicians, act as an escalation point for macOS engineering, security, and deployment issues, and design solutions that improve endpoint uptime, reliability, and productivity. This is a high-impact opportunity for someone who enjoys combining hands-on troubleshooting with long-term systems thinking in order to deliver visible improvements at scale.

Responsibilities

Create and maintain a best-in-class end user computing experience
Troubleshoot day-to-day issues with a hands-on approach. You’ll be the escalation point for macOS engineering, security, and deployment-related issues across HRT
Investigate recurring problems, provide long-term solutions to prevent them from happening again, and maintain clear documentation for future reference
Research, test, and implement best practices for our technical stack and processes
Educate technical and non-technical end users on best practices and help improve adoption of effective workflows and tools

Qualifications

Deep knowledge and experience with macOS
Experience provisioning, deploying, and maintaining macOS endpoints using Apple Business (AB) and Mobile Device Management (MDM) such as Jamf Pro, Workspace One, or Microsoft Intune
Experience with macOS packaging and deployment tools such as AutoPkg and Munki
Proficiency with Bash or Python
Familiarity with enterprise networking, including 802.1X, Wi-Fi, and IPv4
Experience working with collaboration tools, conferencing systems, remote IT tools, and ticketing systems
A collaborative, can-do mindset and willingness to support others across the team
Ability to effectively communicate in technical and non-technical language, and translate information into comprehendible documentation and requirements company-wide
Ability to empathize with the end-user and swiftly craft solutions under pressure
Nice to have: experience with osquery, Salt, or iOS management

The estimated base salary range for this position is 150,000 to 225,000 USD per year (or local equivalent). The base pay offered may vary depending on multiple individualized factors, including location, job-related knowledge, skills, and experience. This role will also be eligible for discretionary performance-based bonuses and a competitive benefits package.

Culture

",["D",1786143630000],[270,271,272,273],{"_63":82,"_65":83,"_67":84},{"_93":281,"_95":96},{"_93":280,"_95":111},{"_93":275,"_95":276},{"_93":274,"_95":96},{"_63":121,"_69":98,"_65":122,"_67":123,"_95":101},{"_63":277,"_69":108,"_65":278,"_67":279,"_95":276},2200,"160388ac-7b16-4537-9b5f-d5d78e6d2e5a","iOS","ios",{"_63":129,"_69":108,"_65":130,"_67":131,"_95":111},{"_63":125,"_69":98,"_65":126,"_67":127,"_95":101},{"_63":283,"_65":284,"_67":285,"_69":136,"_16":286,"_72":-5,"_73":-5,"_74":-5,"_75":-5,"_76":287,"_78":-5,"_79":288,"_9":289},"b2bfc2b9-e884-4327-b25b-5c9c9fb2cb28","Junior Trading Systems Engineer","junior-trading-systems-engineer-at-hudsonrivertrading-com-aug-7-2026-f74f5a","

Hudson River Trading (HRT) is seeking a Junior Trading Systems Engineer to join our growing Trading Systems Infrastructure team. This team designs, builds, and maintains the infrastructure that powers our global trading, and is responsible for ensuring optimal performance and uptime of the ultra low-latency operating systems, automation software, and development tools that allow our trading strategies to run worldwide 24/7.

As a Junior Trading Systems Engineer, you’ll work on projects focusing on our real-time production trading environment and tackle problems that require high availability, high throughput, and ultra low-latency solutions. The ideal candidate possesses a passion for coding and automation, is eager to learn new skills to help build an elegant stack, and has the ability to handle challenging technical issues within a dynamic and fast-paced environment.

Responsibilities

Manage worldwide Linux-based trading infrastructure by contributing to the planning and execution of complex technical projects and tasks
Troubleshoot hardware and software issues across the stack
Plan and implement system installations and upgrades
Deploy, configure, and test internal and external applications
Improve documentation and reduce technical debt
Benchmark the performance of the trading stack, working with subject matter experts across the organization
Join an on-call rotation schedule to cover trading hours and weekend shifts, as needed

Qualifications

2+ years of relevant experience managing Linux systems: you can install packages, manage users, control services, and know where to look for system logs, and you understand TCP/IP networking, default gateways, and how to debug connectivity problems
Familiarity installing and configuring Linux systems, from hardware and networking to kernel to applications
Knowledge of Debian/Ubuntu is desirable
Basic familiarity with configuration management tools, particularly SaltStack – some knowledge of Puppet, Ansible, Chef, or CFEngine is also desirable
Project Management Skills
Proven programming experience: you don't just know what big-O notation is, you've also built working software and can explain and defend your design
Basic shell (bash) scripting experience
Experience using JIRA
Strong cross-functional communication and organization skills
Experience with production systems, as well as some cloud experience in AWS or GCP, is desirable but not required

The estimated base salary range for this position is 120,000 to 160,000 USD per year (or local equivalent). The base pay offered may vary depending on multiple individualized factors, including location, job-related knowledge, skills, and experience. This role will also be eligible for discretionary performance-based bonuses and a competitive benefits package.

Culture

",["D",1786143630000],[290,291,292,293,294,295],{"_63":82,"_65":83,"_67":84},{"_93":301,"_95":163},{"_93":300,"_95":163},{"_93":299,"_95":163},{"_93":298,"_95":96},{"_93":297,"_95":96},{"_93":296,"_95":96},{"_63":121,"_69":98,"_65":122,"_67":123,"_95":101},{"_63":125,"_69":98,"_65":126,"_67":127,"_95":101},{"_63":97,"_69":98,"_65":99,"_67":100,"_95":101},{"_63":168,"_69":108,"_65":169,"_67":170,"_95":163},{"_63":164,"_69":108,"_65":165,"_67":166,"_95":163},{"_63":181,"_69":108,"_65":182,"_67":183,"_95":163},{"_63":303,"_65":304,"_67":305,"_69":136,"_16":306,"_72":-5,"_73":-5,"_74":-5,"_75":-5,"_76":307,"_78":-5,"_79":308,"_9":309},"fe59b023-eed1-4d2a-bbd5-f755b08c8a32","AI Research Engineer, Inference","ai-research-engineer-inference-at-hudsonrivertrading-com-aug-7-2026-77dc2a","

Hudson River Trading (HRT) is seeking an AI Research Engineer (Inference) to join the HAIL team. HAIL (HRT AI Labs) is the team at HRT responsible for developing and maintaining our most powerful models, which are used by our trading teams to drive a significant fraction of our trading. We are building and deploying \"foundation models for markets\", that ingest and train on vast amounts of market and “alternative” data (such as language) to make predictions about future market state.

As an inference research engineer on HAIL, you will have a general mandate to improve all aspects of large-scale model inference, including but not limited to GPU kernel development, novel inference devices like ASICs and FPGAs (both off-the-shelf and in-house), and data streaming. You will work closely with our researchers to co-design and improve our models, and shape the research agenda.

We have a complex inference solution involving a variety of devices deployed around the world to meet a variety of trading needs. We are simultaneously pursuing multiple strategies and developing many model types with different purposes, and we are strongly incentivized to squeeze as much as we can out of our systems. Your work will be directly, clearly, and highly impactful on the business, and it will be challenging: this is a field with no easy or obvious solutions.

Qualifications

Strong engineering skills, especially any of: CUDA/Triton/Pallas/CuTe DSL kernel development, lower-level PyTorch/JAX/XLA development, CUDA Graphs, FPGA/ASIC experience
Must have two or more years work experience building deep learning systems, for any domain: robotics, biology, chemistry, physics, audio, video, recommendations, etc.
Experience translating methods between areas of application is highly valued
LLM experience is valuable, but not necessary
Finance experience is not required

Culture

",["D",1786143630000],[310,311],{"_63":82,"_65":83,"_67":84},{"_93":313,"_95":96},{"_93":312,"_95":96},{"_63":121,"_69":98,"_65":122,"_67":123,"_95":101},{"_63":125,"_69":98,"_65":126,"_67":127,"_95":101},{"_63":315,"_65":316,"_67":317,"_69":136,"_16":318,"_72":-5,"_73":-5,"_74":-5,"_75":-5,"_76":319,"_78":-5,"_79":320,"_9":321},"57a14d6b-f91e-4485-9ba4-6b1585374aa3","Site Reliability Engineer - Enterprise Technology","site-reliability-engineer-enterprise-technology-at-hudsonrivertrading-com-aug-27-2026-4c16e8","

Hudson River Trading (HRT) is seeking a Senior Site Reliability Engineer to join our growing Enterprise SRE team. This team is responsible for developing and maintaining productivity service infrastructure for the entire firm, both on-prem and in the cloud. They ensure the availability and reliability of systems within this stack, and are the principal drivers of growth for software and infrastructure practice within our larger Enterprise Technology team.

In this role you’ll build, enhance, and manage a variety of internal systems – from directory services to AI tools, both on-prem and in the cloud – while meeting HRT’s unique requirements for reliability and performance. This role requires a deep skill set in Linux, Kubernetes, and observability; proficiency in Python; and solid experience with configuration management/IaC. The ideal candidate is an experienced, hands-on engineer with exceptional organizational, communication, and project management skills.

Responsibilities

Build, enhance, and manage a variety of internal systems, from directory services to AI tools, both on-prem and in the cloud
Enable and promote good engineering practice across the Enterprise Technology organization
Develop monitoring solutions to ensure high system uptime and reliability; utilize tools to detect and resolve issues proactively

Qualifications

5+ years of experience in site reliability engineering or related disciplines
Proficiency with Python
Experience managing and monitoring containerized infrastructure
Experience working with CI/CD tools such as Jenkins, GitHub Actions, or ArgoCD
Expert experience with IaC and configuration management tools such as Terraform, SaltStack, Chef, Puppet, or Ansible
Experience building and operating services on cloud platforms (e.g. AWS, Azure, GCP)
Prior experience working within an IT organization is a plus
Prior experience leading a technical team preferred

The estimated base salary range for this position is 200,000 to 250,000 USD per year (or local equivalent). The base pay offered may vary depending on multiple individualized factors, including location, job-related knowledge, skills, and experience. This role will also be eligible for discretionary performance-based bonuses and a competitive benefits package.

Culture

",["D",1787850118000],[322,323,324,325,326,327,328,329,330],{"_63":82,"_65":83,"_67":84},{"_93":342,"_95":163},{"_93":341,"_95":163},{"_93":340,"_95":163},{"_93":339,"_95":96},{"_93":338,"_95":111},{"_93":337,"_95":163},{"_93":336,"_95":163},{"_93":335,"_95":163},{"_93":331,"_95":163},{"_63":332,"_69":108,"_65":333,"_67":334,"_95":163},"4a897956-c46d-4444-b13f-31c447b10859","CI/CD","ci-cd",{"_63":181,"_69":108,"_65":182,"_67":183,"_95":163},{"_63":200,"_69":108,"_65":201,"_67":202,"_95":163},{"_63":213,"_69":108,"_65":214,"_67":215,"_95":163},{"_63":129,"_69":108,"_65":130,"_67":131,"_95":111},{"_63":121,"_69":98,"_65":122,"_67":123,"_95":101},{"_63":168,"_69":108,"_65":169,"_67":170,"_95":163},{"_63":164,"_69":108,"_65":165,"_67":166,"_95":163},{"_63":343,"_69":108,"_65":344,"_67":345,"_95":163},"cb161441-ae12-4e60-816d-b4ad5ad9bf11","Kubernetes","kubernetes",{"_63":347,"_65":348,"_67":349,"_69":136,"_16":350,"_72":-5,"_73":-5,"_74":-5,"_75":-5,"_76":351,"_78":-5,"_79":352,"_9":353},"12153ff4-33db-49f4-a478-850fb95c540c","AI Researcher","ai-researcher-at-hudsonrivertrading-com-aug-28-2026-7d713e","

Hudson River Trading (HRT) is hiring an AI Researcher to join the HAIL team. HAIL (HRT AI Labs) is the team at HRT responsible for developing and maintaining our most powerful models, which are used by our trading teams to drive a significant fraction of our trading. We are building and deploying \"foundation models for markets\", that ingest and train on vast amounts of market data, to make predictions about future market state. We are seeking experienced AI researchers to join our team to accelerate our efforts.

Researchers have great independence to pursue the research directions they think would be most impactful as part of a small focused team with minimal bureaucracy. They are enabled by state-of-the-art research clusters with very high GPU-to-researcher ratios, and supported by excellent engineering, hardware, and systems teams to realize their vision. Your work will be directly, clearly, highly impactful on the business, and it will be challenging: this is a field with no easy or obvious solutions. You'll be responsible for improving every part of our models: from featurization of data, to architecture design, to training dynamics, to how trading decisions are made.

Qualifications

Must have two or more years work experience in deep learning research, for any domain: robotics, biology, chemistry, physics, audio, video, etc.
Experience translating methods between areas of application is highly valued.
LLM experience is valuable, but not necessary.
Strong engineering skills valued, especially any of: GPU kernel development, lower-level Pytorch/JAX development, intermediate C++, FPGA/ASIC experience, HPC experience.

This role will also be eligible for discretionary performance-based bonuses and a competitive benefits package which includes medical, dental, vision, basic life insurance, and enrollment in our company’s retirement savings plans. Employees will receive sick and parental leave, as well as other paid time off (including 20 vacation days and 10 paid holidays in the US). Please note that benefits and time off policies will vary across non-US locations.

Culture

",["D",1787909369000],[354,355,356],{"_63":82,"_65":83,"_67":84},{"_93":359,"_95":96},{"_93":358,"_95":96},{"_93":357,"_95":111},{"_63":107,"_69":108,"_65":109,"_67":110,"_95":111},{"_63":121,"_69":98,"_65":122,"_67":123,"_95":101},{"_63":125,"_69":98,"_65":126,"_67":127,"_95":101},{"_63":361,"_65":362,"_67":363,"_69":136,"_16":364,"_72":-5,"_73":-5,"_74":-5,"_75":-5,"_76":365,"_78":-5,"_79":366,"_9":367},"006db318-4da1-4084-8b56-6ea08368b967","AI Researcher, LLMs","ai-researcher-llms-at-hudsonrivertrading-com-aug-28-2026-efb9bd","

Hudson River Trading (HRT) is seeking an LLM-focused AI Researcher to join the HAIL team. HAIL (HRT AI Labs) is the team at HRT responsible for developing and maintaining our most powerful AI models, which are used by our trading teams to drive a significant fraction of our trading. The LLM team within HAIL builds large language models from scratch — pretraining, post-training, and serving — that are deployed across the firm to accelerate research, engineering, and trading workflows. Our goal is to produce LLMs that are genuinely best-in-world for the use cases we care about.

In this role, you'll work on every stage of the model development loop: tokenizer training, dataset curation and mixing, pretraining, post-training, evaluation design, inference, and live trading. HAIL researchers have great independence to pursue the directions they think would be most impactful as part of a small, focused team with minimal bureaucracy. They are enabled by state-of-the-art research clusters with very high GPU-to-researcher ratios, and supported by excellent engineering, hardware, and systems teams to realize their vision.

The work is challenging and visibly impactful, and the bar is high: we are not looking for people who will adapt existing recipes. We want people who can drive frontier capability gains and ship the code that gets us there.

Qualifications

Two or more years of hands-on experience training, post-training, or evaluating LLMs at scale
Direct experience with at least one of: large-scale pretraining, post-training (SFT, RL), LLM evaluation design and statistical analysis, or distributed training/inference systems
Research taste: ability to identify what's worth trying next, design ablations that change decisions, and update beliefs from evidence
Strong engineering skills valued: GPU kernel development, lower-level PyTorch internals, or published work on a frontier-style LLM result

Culture

",["D",1787909373000],[368,369],{"_63":82,"_65":83,"_67":84},{"_93":371,"_95":96},{"_93":370,"_95":96},{"_63":121,"_69":98,"_65":122,"_67":123,"_95":101},{"_63":125,"_69":98,"_65":126,"_67":127,"_95":101},{"_63":373,"_65":374,"_67":375,"_69":136,"_16":376,"_72":-5,"_73":-5,"_74":-5,"_75":-5,"_76":377,"_78":-5,"_79":378,"_9":379},"f47bd7ff-3d14-4070-9509-3f9c9d684746","Electronic Trading Support Engineer - 2026/2027 Grads","electronic-trading-support-engineer-2026-2027-grads-at-hudsonrivertrading-com-aug-28-2026-0cf562","

Hudson River Trading (HRT) is seeking a New Graduate Electronic Trading Support Engineer to join our global Trade Operations (TradeOps) team in Dublin. This team is responsible for managing HRT’s live trading environment, one of the most robust and efficient electronic trading platforms in the world.

Role

In a high performance environment, immediate awareness of and reaction to systems and trading issues is essential. That’s where HRT’s Electronic Trading Support Engineers come in.

Responsibilities

First line of response to production issues to ensure maximal uptime of market data feeds, order entry connections and trading algorithms
Curious problem-solver and able to stay calm under pressure
Ability to multitask and prioritise live issues based on their trading impact
Strong communication skills to collaborate with other teams during live incidents
Identify recurring problems - build and enhance monitoring tools to make our platform more reliable

Qualifications

You are a recent graduate or current full-time undergraduate or master’s student studying computer science (or a related field) who is eligible for full-time roles in 2026/ 2027
Understanding of networking routing and troubleshooting
Experience with Python is required, as are good CS fundamentals
Knowledge of UNIX/Linux command line
Interest in low-level architecture, and/or verification is a plus

The estimated base salary range for this position is 100,000 to 150,000 USD per year (or local equivalent). The base pay offered may vary depending on multiple individualized factors, including location, job-related knowledge, skills, and experience. This role will also be eligible for discretionary performance-based bonuses and a competitive benefits package.

Culture

",["D",1787930116000],[380,381],{"_63":82,"_65":83,"_67":84},{"_93":386,"_95":111},{"_93":382,"_95":96},{"_63":383,"_69":98,"_65":384,"_67":385,"_95":101},"ff1c51cc-59b5-49c1-ae0b-bc89a9c81f48","Dublin, Ireland","dublin-ireland",{"_63":129,"_69":108,"_65":130,"_67":131,"_95":111},{"_63":388,"_65":389,"_67":390,"_69":70,"_16":391,"_72":-5,"_73":-5,"_74":-5,"_75":-5,"_76":392,"_78":-5,"_79":393,"_9":394},"140ea514-2a61-415a-82ff-ef9e739b21ac","Women in Trading and Technology Internship (WiTTI) – Winter 2027","women-in-trading-and-technology-internship-witti-winter-2027-at-hudsonrivertrading-com-sep-14-2026-b2c7b7","

The application deadline for this position is October 16, 2026.

At Hudson River Trading (HRT), we believe that by celebrating our differences and fostering a sense of belonging, we will drive innovation, enhance decision-making, and build the future of trading — together. HRT is committed to creating a space where all individuals, including women+ and non-binary students, can thrive. We are therefore thrilled to provide a focused internship experience for students interested in the work we do. People of all identities are welcome to apply.

Our Women in Trading and Technology Internship (WiTTI) is a 2-4 week exploration into quantitative trading for students who are curious but unfamiliar with the industry. Through this program, you can expect:

An introduction to a wide range of technical facets of the quantitative trading industry
Hands-on independent programming projects in Python and C++
A chance to learn about both software engineering and algorithm development (quantitative research) at HRT
Tech talks and seminars
A variety of social and networking events that explore all that New York City has to offer

This program begins on January 4, 2027. The duration of the program is flexible based on your university’s winter break schedule (either two, three, or four weeks). This is an in-person program and will take place in our New York City office.

Requirements

You are a full-time undergraduate student graduating between fall 2028 and summer 2030 in a technical or quantitative discipline (math, physics, computer science, statistics, or a related program)
Demonstrated experience in programming; familiarity with C, C++, Python, and/or Rust is preferred
A passion for technology and excitement for learning something new
Exceptional problem solving skills
Strong communication skills

This program is specifically offered for individuals without extensive experience in the quantitative trading industry. If you already have relevant internship experience — please apply to one of our summer programs!

Weekly base salary of $5,800 in addition to company-paid housing, meals, and other perks.

Culture

",["D",1789394126000],[395,396,397,398,399],{"_63":82,"_65":83,"_67":84},{"_93":407,"_95":111},{"_93":406,"_95":111},{"_93":405,"_95":96},{"_93":404,"_95":111},{"_93":400,"_95":111},{"_63":401,"_69":108,"_65":402,"_67":403,"_95":111},"f6d09214-2ae6-4662-ac4e-52ef8c20068b","Rust","rust",{"_63":113,"_69":108,"_65":114,"_67":115,"_95":111},{"_63":121,"_69":98,"_65":122,"_67":123,"_95":101},{"_63":107,"_69":108,"_65":109,"_67":110,"_95":111},{"_63":129,"_69":108,"_65":130,"_67":131,"_95":111},{"_63":409,"_65":147,"_67":410,"_69":136,"_16":411,"_72":-5,"_73":-5,"_74":-5,"_75":-5,"_76":412,"_78":-5,"_79":413,"_9":414},"984a9939-f93c-4d44-8827-d99f8aab0425","trading-systems-engineer-at-hudsonrivertrading-com-sep-17-2026-2a6575","

Hudson River Trading (HRT) is seeking a Trading Systems Engineer to join our growing Trading Systems Infrastructure team to support deployment and maintenance of our trading colocation server estate in EMEA. This team designs, builds, and maintains the infrastructure that powers our global trading, and is responsible for ensuring optimal performance and uptime of the ultra low-latency operating systems, automation software, and development tools that allow our trading strategies to run worldwide 24/7.

As a Trading Systems Engineer, you’ll work on projects focusing on our real-time production trading environment and tackle problems that require high availability, high throughput, and ultra low-latency solutions. The ideal candidate possesses a passion for delivering time critical projects in collaboration with a team of specialists in networking and datacenter engineering, along with an interest in coding and automation, is eager to learn new skills and has the ability to handle challenging technical issues within a dynamic and fast-paced environment.

Responsibilities

Design, manage, automate, and optimize worldwide Linux-based trading infrastructure by planning and executing complex technical projects and tasks
Deploy and maintain physical hardware in various remote datacenters, working with networking and datacenter engineer colleagues as well as remote hands teams.
Troubleshoot hardware and software issues across the stack
Design and implement system installations and upgrades
Remain unfazed by production-critical issues, resolving them quickly and efficiently
Support benchmarking and tuning of the trading stack
Hold vendors accountable on performance and reliability issues, with the ability to confidently go toe-to-toe with a vendor's Tier 2 engineering team during an escalation
Join an on-call rotation schedule to cover trading hours and weekend shifts, as needed

Qualifications

7+ years of relevant experience supporting a live production environment (especially trading)
Experience of working with bare metal trading servers in remote datacenter sites including preparing work for remote hands engineers to execute
Expert in installing, configuring, and troubleshooting Linux systems, from hardware and networking to kernel to applications
Significant experience managing and debugging production trading services
Knowledge of Debian/Ubuntu is desirable
Project Management Skills
Proven ability to manage assigned projects efficiently, ideally using JIRA
Strong cross-functional communication and organization skills
Proficiency with configuration management tools, particularly SaltStack – strong knowledge of Puppet, Ansible, Chef, or CFEngine is also desirable
Programming experience focusing on automation and integration is desirable, but not required. Python is strongly preferred
Advanced shell (bash) scripting experience

Culture

",["D",1789629197000],[415,416,417],{"_63":82,"_65":83,"_67":84},{"_93":420,"_95":163},{"_93":419,"_95":96},{"_93":418,"_95":111},{"_63":129,"_69":108,"_65":130,"_67":131,"_95":111},{"_63":125,"_69":98,"_65":126,"_67":127,"_95":101},{"_63":181,"_69":108,"_65":182,"_67":183,"_95":163},{"_63":422,"_65":423,"_67":424,"_69":70,"_16":425,"_72":-5,"_73":-5,"_74":-5,"_75":-5,"_76":426,"_78":-5,"_79":427,"_9":428},"4dcb214f-2163-461e-86ed-deb22866b433","PhD Winter Internship - 2027","phd-winter-internship-2027-at-hudsonrivertrading-com-sep-19-2026-d25b96","

The application deadline for this position is Oct 16, 2026

HRT is seeking qualified PhD candidates for our Winter Internship Program. Our PhD Winter Internship program is a 3 week introduction to quantitative research designed for graduate students with little or no experience in quantitative trading. Over the course of the program, you will:

Learn about a wide range of trading styles from leading experts in the field
Work on independent research projects, representative of real work at HRT
Train models on our state of the art compute cluster
Explore all that New York City has to offer through a variety of social events and tech talks

This program begins on January 4, 2027. This is an in-person program and will take place in our New York City office.

Requirements

You are a full-time PhD student graduating between fall 2027 and summer 2029 in a technical or quantitative discipline (math, physics, computer science, statistics, machine learning, or a related program)
Demonstrated experience in programming; familiarity with Python and/or C++ is preferred
A passion for technology and excitement for learning something new
Exceptional problem solving skills
Strong communication skills

This program is specifically offered for individuals without extensive experience in the quantitative trading industry.

Weekly base salary of $5,800 in addition to company-paid housing, meals, and other perks.

Culture

",["D",1789776136000],[429,430,431],{"_63":82,"_65":83,"_67":84},{"_93":434,"_95":111},{"_93":433,"_95":111},{"_93":432,"_95":96},{"_63":121,"_69":98,"_65":122,"_67":123,"_95":101},{"_63":129,"_69":108,"_65":130,"_67":131,"_95":111},{"_63":107,"_69":108,"_65":109,"_67":110,"_95":111},{"_63":436,"_65":437,"_67":438,"_69":70,"_16":439,"_72":-5,"_73":-5,"_74":-5,"_75":-5,"_76":440,"_78":-5,"_79":441,"_9":442},"13058565-32cb-47ba-bf96-36c1108e30f6","Data Scientist Intern - 2027","data-scientist-intern-2027-at-hudsonrivertrading-com-sep-22-2026-ccd1d7","

Hudson River Trading (HRT) is seeking highly motivated full-time students to join our Data Science Summer Internship Program. Data is a cornerstone of HRT’s trading strategies, serving as the raw fuel that powers research, automated trading, and risk management. While Algorithm Developers focus on statistical modeling and Software Engineers focus on the systems that power our trading, HRT Data Scientists focus on extracting useful information from the vast volume of data available in the world. Data Scientists are responsible for normalizing and validating vendor data, extracting features from quantitative and textual data, applying rigorous quality checks, and investigating methodologies for providing the highest quality data for research and trading.

What to Expect

A hands-on introduction to data, modeling, and engineering practices in the algorithmic trading industry
Independent data investigation projects in Python using open-source libraries such as pandas and polars
Opportunities to learn all about HRT's research and trading infrastructure, even in areas you may not be working in directly
Technical project work and mentorship, with the opportunity to gain a deeper understanding of global financial markets
Plenty of opportunities to connect with fellow interns, participate in team events, and explore the unique culture, food, and experiences that make each HRT office location and cities special

Qualifications

You are a full-time student pursuing a degree in a STEM field — a computer science background is not required
Programming experience with Python at the level of “Python for Data Analysis” by Wes McKinney
A curiosity for working with data and finding insights
Independent data projects, kaggle competitions, and such are a plus
Exceptional attention to detail
Strong communication skills

Weekly base salary of 4,350 GBP in addition to company-paid housing, meals, and other perks.

We do not allow multiple applications. Please apply to the ONE role you are most interested in and we will consider you for all open positions when reviewing your application.

Culture

",["D",1790114918000],[443,444],{"_63":82,"_65":83,"_67":84},{"_93":446,"_95":96},{"_93":445,"_95":111},{"_63":129,"_69":108,"_65":130,"_67":131,"_95":111},{"_63":125,"_69":98,"_65":126,"_67":127,"_95":101},{"_63":448,"_65":437,"_67":449,"_69":70,"_16":450,"_72":-5,"_73":-5,"_74":-5,"_75":-5,"_76":451,"_78":-5,"_79":452,"_9":453},"6db3aeb0-0282-4f7c-8104-09dbcbfc31ef","data-scientist-intern-2027-at-hudsonrivertrading-com-sep-22-2026-434adf","

What to Expect

A hands-on introduction to data, modeling, and engineering practices in the algorithmic trading industry
Independent data investigation projects in Python using open-source libraries such as pandas and polars
Opportunities to learn all about HRT's research and trading infrastructure, even in areas you may not be working in directly
Technical project work and mentorship, with the opportunity to gain a deeper understanding of global financial markets
Plenty of opportunities to connect with fellow interns, participate in team events, and explore the unique culture, food, and experiences that make each HRT office location and cities special

Qualifications

You are a full-time student pursuing a degree in a STEM field — a computer science background is not required
Programming experience with Python at the level of “Python for Data Analysis” by Wes McKinney
A curiosity for working with data and finding insights
Independent data projects, kaggle competitions, and such are a plus
Exceptional attention to detail
Strong communication skills

Weekly base salary of $5,800 in addition to company-paid housing, meals, and other perks.

We do not allow multiple applications. Please apply to the ONE role you are most interested in and we will consider you for all open positions when reviewing your application.

Culture

",["D",1790114924000],[454,455],{"_63":82,"_65":83,"_67":84},{"_93":457,"_95":111},{"_93":456,"_95":96},{"_63":121,"_69":98,"_65":122,"_67":123,"_95":101},{"_63":129,"_69":108,"_65":130,"_67":131,"_95":111},{"_63":459,"_65":460,"_67":461,"_69":136,"_16":462,"_72":-5,"_73":-5,"_74":-5,"_75":-5,"_76":463,"_78":-5,"_79":464,"_9":465},"cfef0a4d-93ec-414b-9b70-6d2d63d80dec","Software Engineer - Applied AI","software-engineer-applied-ai-at-hudsonrivertrading-com-sep-26-2026-1d1af2","

At Hudson River Trading (HRT) the Applied AI team’s mission is to increase the speed and quality of work across the firm’s most consequential workflows. We build AI systems that help researchers and developers iterate faster, automate increasingly complex work, and enable autonomous exploration at a scale that would not otherwise be possible.

We apply frontier models and agentic systems to how quantitative research, software development, and other critical work at HRT gets done. We combine cutting-edge commercial and open-source models and tools with infrastructure, research, and systems of our own.

Our work spans the full stack required to make this successful: AI infrastructure, research engineering, post-training and reinforcement learning, agent evaluation, security and alignment, and deployment into real workflows.

Responsibilities

Building scalable infrastructure for training, evaluating, and operating language models and AI agents
Developing research environments, evaluation systems, and experimentation platforms that allow us to measure and improve agent performance
Improving model and agent capabilities through post-training, reinforcement learning, prompting, tool design, and workflow optimization
Designing sandboxing, policy enforcement, monitoring, and other safeguards for increasingly capable autonomous systems
Partnering with teams across HRT to identify work AI can newly perform, develop effective solutions, and turn successful experiments into durable systems
Evaluating new models, techniques, and products, and making informed decisions about when to build, buy, or adapt them
Sharing technical knowledge and establishing effective practices for building and working with AI across HRT

Profile

You are an excellent engineer who can turn ambiguous problems into working systems
You learn unfamiliar technical and business domains quickly and enjoy moving between them
You care about advancing what AI systems can reliably accomplish
You use rigorous measurement and experiment design to guide decisions
You are comfortable operating across research and production engineering
You communicate clearly and collaborate well with people from different technical backgrounds
You are curious about the capabilities, limitations, and risks of increasingly autonomous systems

Qualifications

Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent practical experience required
Strong Python proficiency required
Excellent software design, debugging, and problem-solving skills required
Experience building and operating substantial software systems required
Demonstrated engagement with modern AI systems, tools, or research required

Machine learning research or engineering, including post-training, fine-tuning, reinforcement learning, or alignment
AI-agent architecture, evaluation, or tool-use environments
Distributed systems, model serving, orchestration, or high-throughput research infrastructure
Security sandboxing, policy enforcement, adversarial testing, or governance for AI systems
Forward-deployed engineering: working closely with users to discover, build, and operationalize new capabilities
Linux, systems performance, networking, C++, or TypeScript

Culture

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Hudson River Trading (HRT) is seeking aResearch Data Expert to join our Data team. Data is a cornerstone of HRT’s trading strategies, serving as the raw fuel that powers research, automated trading, and risk management.

In this role, you will own a specific area of expertise, working on sourcing junior data engineers, platform engineers, and alpha researchers to build and maintain trading strategies. You will also be responsible for providing fully featurized datasets to statistical modeling researchers.

HRT does not have information siloes. You will be collaborating directly with our researchers and will be responsible for driving the business forward through rigorous data analysis and delivery. You will also manage the full end-to-end pipeline from vendor downloads to trading-ready data. As an expert in one area, you will mentor junior data engineers, assisting and validating their work, and will partner with our sourcing team to identify optimal opportunities for data procurement. Furthermore, you will be responsible for ensuring high-quality service by implementing rigorous data checks and alerts.

Responsibilities

Develop and maintain fully featurized datasets for statistical modeling research
Serve as the subject matter expert for a designated data domain
Provide technical support and guidance to researchers on vendor data and derived datasets
Mentor and direct junior data engineers, including performing code and data output validation
Partner with the sourcing team to identify and evaluate new data procurement opportunities.Analyze data to identify and improve alpha
Manage the full end-to-end data pipeline, from raw vendor ingestion to refined feature sets
Provide on-call support for data issues during normal business hours
Design and implement automated data quality checks and monitoring alerts

Qualifications

Strong programming skills (Python/R preferred) and proficiency in data science methodologies
5+ years of professional experience in a specific data domain (e.g., alternative data, fundamentals, security reference, or economic data)
Proven track record of building alpha through detailed data analysisExceptional attention to detail
Undergraduate degree in a STEM field

Culture

Please be advised: Use of AI tools by an applicant during interviews or assessments is strictly prohibited, unless otherwise instructed or agreed upon. We employ various methods to evaluate the authenticity of candidate responses. If we determine that AI assistance was used by an applicant during an interview or an assessment, we reserve the right to immediately end the interview or assessment, disqualify the applicant’s candidacy and/or rescind any job offers extended.

You can review our Global Applicant Privacy Notice, which explains how we process applicant information.

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