Summary

This senior software engineer builds low-latency market data infrastructure and quantitative trading services for Citi’s Commodities Technology team. The role is based in London with a hybrid working model.

Responsibilities

• Architect low-latency market data engines
• Build real-time feeds for trading desks
• Integrate pricing models and risk calculators
• Prototype agentic market data monitoring workflows
• Optimize event-driven services and APIs
• Own deployment, monitoring, and production support