Python Trading Systems Engineer — Ownership from Day One

Company: Selby Jennings
Apply for the Python Trading Systems Engineer — Ownership from Day One
Location: London
Job Description:

Selby Jennings is assisting a technology-driven trading firm to hire a Python Software Engineer in London. The role collaborates with traders, quantitative researchers and engineers to build business-critical trading systems, real-time pricing, execution and risk management.

You will design, build and enhance production-grade Python applications, aiming for low latency, high reliability and scalability. The successful candidate will own key projects and work closely with front-office

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Posted: July 31st, 2026