Jobs for Developers

Trading Systems Performance Engineer

Hudson River TradingLondon, United KingdomFull-time$110k - $270k*Jan 12, 2024
Apply for this job

Hudson River Trading is seeking a Trading Systems Performance Engineer to join us in shaping the future of low-latency market optimization through cutting-edge systems and infrastructure expertise. In this pivotal role, you will play a key part in leveraging data-driven methodologies to enhance the efficiency of our real-time interactions with financial markets. This position is instrumental in optimizing HRT's connectivity with diverse trading venues, with a specific focus on achieving low-latency performance.


  • Manage and optimize worldwide trading infrastructure
  • Performance testing and tuning
  • Orchestrate and analyze time series network and exchange protocol captures with a focus on optimizing systems for low-latency performance
  • Build in-depth understanding of the the intricacies of various markets and exchanges, attend presentations, and collaborate with exchange counterparts to optimize system interactions
  • Research exchange features, capabilities, and architecture with an emphasis on low-latency communication
  • Plan and execute technical projects to make our trading systems (linux, hardware, network, etc.) faster, adaptable, and maintainable
  • Formulate and conduct controlled experiments to measure the impact of calculated changes to HRT's trading infrastructure
  • Automate and troubleshoot a broad range of technical infrastructure 
  • Improve the fill rate of custom hardware-based trading strategies by optimizing system components
  • Identify infrastructure optimizations based on a full-stack understanding of our low latency trading platform and interconnected markets.
  • Investigate and document details related to various latency-sensitive exchanges
  • Effectively communicate ideas, requirements, and results across different teams within the organization


  • Expertise in installation, configuration, and troubleshooting of Linux systems, from hardware and kernel to applications
  • 7+ years of relevant experience supporting a complex trading environment, including advanced understanding of proprietary trading and exchange technologies, with a strong emphasis on low-latency infrastructure
  • Strong understanding of TCP and UDP network protocols
  • Familiarity with the details of modern computer systems and networks, emphasizing low-latency optimization
  • Experience with Python and other programming languages is desirable
  • Experience with FPGA, Microwave, and Wireless technologies is desirable
  • Strong understanding of capture and timing infrastructure


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.

Alternative Jobs