Director of Quantitative Trading & AI Platform

Citigroup Inc. in London seeks a Senior Quantitative Analyst to develop and scale our cash equity algorithmic trading platform.

You will apply cutting-edge AI methods and quantitative finance to advance execution strategies across EMEA, delivering high-impact insights and scalable systems. You will backtest and prototype strategies using Python and kdb+/Q, collaborate with Sales Trading and Technology teams, and ensure governance with Risk, Compliance, and Legal.