Senior Software Engineering

October 15, 2026
Urgent

Job Description

Senior Software Engineer – Post Trade | Chicago
I’m working with a leading global proprietary trading firm looking to hire a Senior Software Engineer into its Post Trade engineering team in Chicago.

This is a high-impact role building and scaling the systems that sit behind a global trading operation, working across complex distributed systems with varying latency, reliability and data requirements.

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What they’re looking for:
• 5+ years’ professional experience with Python OR C++
• Strong Linux knowledge, including performance tuning and networking
• Experience working with relational databases such as PostgreSQL or MySQL
• Experience building reliable, scalable distributed systems
• Exposure to FIX / electronic trading systems is highly desirable
• Strong CS fundamentals and a degree in Computer Science, Mathematics, Engineering or a related discipline
You’ll be working on systems supporting the full post-trade lifecycle across a global trading business, with significant ownership over architecture and technical direction.

Chicago – Hybrid
Highly competitive base + bonus

If you’re a strong Python or C++ engineer from a trading, fintech or high-performance systems background and want to hear more, drop me a message or apply directly.