Senior Ultra-Low Latency Risk Engine Lead

Company: Citi
Apply for the Senior Ultra-Low Latency Risk Engine Lead
Location: London
Job Description:

Citi Equities Technology in London is seeking a Senior Software Engineer to own the ultra-low-latency risk engine in the cash equities trading hot path, with leadership responsibilities inspiring a distributed team.

You will design, implement, and tune multi-threaded components, apply JVM or native performance techniques, and collaborate with traders, researchers, and QA across regions to deliver low-latency risk checks and real-time controls.

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Posted: September 27th, 2026