About The Role :
We’re looking for a Senior Trading System Automation Test Tool Developer with a strong background in Java and Python to design and build next-generation testing and automation tools for our institutional trading platform. This role is central to enabling automated validation of order lifecycles, venue connectivity, and low-latency behavior across our trading stack.
You’ll work closely with strategy developers, support engineers, and QA to deliver a robust automation framework that improves developer velocity, system reliability, and test coverage for trading workflows. Ideal candidates will have experience in OMS / EMS systems , deep knowledge of trading protocols like FIX , and a passion for building tools that bridge development and production operations.
What You’ll Do
- Design and implement frameworks for automated testing of order entry, modification, routing, and risk logic.
- Build tools in Java / Python or Rust to simulate and validate end-to-end trading workflows across low-touch and high-touch systems.
- Develop self-service systems for trade simulation , venue behavior replay , and FIX protocol testing .
- Work closely with front-office support and engineers to automate health checks , venue cert scripts , and regression test pipelines .
- Integrate test harnesses with CI / CD pipelines for pre-deployment safety checks and latency monitoring .
- Ensure systems are observable and fault-tolerant , with tooling that supports debugging and issue reproduction.
- Support and extend test capabilities for WebSocket, REST, and FIX APIs used across exchanges and internal strategies.
What We’re Looking For
5+ years of experience building and testing distributed trading systems.Strong proficiency in Java (11+) and Python for building automation frameworks, trading system test harnesses, and performance tuning tools; experience with Rust is a plus.Experience with OMS / EMS platforms, ideally with exposure to order lifecycle, FIX messaging, and venue connectivity.Familiarity with test automation frameworks and continuous integration practices .Working knowledge of market structure , electronic trading workflows , and latency analysis .Proficiency with scripting (e.g., Python , Shell ) to support testing and monitoring automation.Familiarity with high-performance messaging (e.g., Aeron, Chronicle, Kafka) and network debugging .Bonus Points
Experience building tools for exchange certification , regression harnesses , or FIX simulators .Exposure to market-making systems , risk engines , or smart order routers .Prior work in crypto or electronic trading in traditional finance.