IT & Software

Senior Python Software Engineer - Trading Systems

Old Mission

London · England · United Kingdom

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Old Mission, a global trading firm with offices in London, is seeking a Software Engineer skilled in Python to join their engineering team. You will own and advance cutting-edge trading systems and mission-critical applications, collaborating with quants, traders and researchers across the globe.

You will bring at least 3 years of production Python experience, strong Linux skills, and a solid grasp of relational databases, while thriving in a fast-paced environment and taking ownership of

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Reference: WJ-5107_15049374 · Posted 12 Nov 2026, 04:57 PM

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