Senior Python Developer – Front Office Trading | London (Hybrid) We’re partnering with a leading quantitative trading firm looking to hire a Senior Python Developer to work directly with front-office teams on real-time trading systems. What you’ll be doing Building and enhancing tools used by traders for real-time decision making Working closely with front-office teams to deliver high-performance solutions Developing systems across trading, data, and automation workflows Key requirements Strong Python experience in a production environment Experience working in trading, financial services, or other real-time systems Solid understanding of data structures, APIs, and system design Experience with SQL and Linux Nice to have Experience building user-facing tools (GUI, dashboards, or web apps) Exposure to front-office or trading environments Why apply? Direct interaction with traders and impact on PnL Fast-paced, engineering-led environment High ownership and autonomy