Senior Trading Systems Software Engineer (Python / React / FIX / Fidessa)
Summary
Design, build, and support Python/React trading and analytics applications with FIX connectivity and Fidessa integration for a cash equities trading desk, working 100% on-site in Sydney with strict TDD and structured LLM-assisted development.
Role: Software Engineer Working hours: Normal 8hrs expectation for 07:00am start twice a week local time Work Location: 100% on site in Central Sydney Duration: 1 year possible extensions Job Purpose: This role designs, builds, and supports the trading and analytics applications the desk depends on daily. We build our own tooling, we own it end-to-end, and we hold it to the same standard as any production trading system. You will work directly with traders and operations staff, ship real soft…