Top Tech Jobs & Startup Jobs in London

Create technological tools for trading strategies, develop high-performance research platforms, work in small teams to innovate in finance

Create technological tools for trading strategies, develop high-performance platforms, work in small teams to build the future of finance.

Develop scalable, robust systems for a unified risk platform that spans businesses and asset classes. Collaborate with trading, quantitative research, and technology teams to design and engineer solutions. Evaluate and select technology solutions impacting Traders, Portfolio Managers, and Leadership. Work on large-scale financial data problems in a fast-paced, collaborative environment.

Quantitative Researcher specializing in data analysis, portfolio optimization, and optimization algorithms for investment opportunities at Global Quantitative Strategies (GQS), part of Citadel. Required skills include coding in C++ or Python, strong mathematical and statistical modeling abilities, and a passion for financial markets.

Develop user interface solutions for Citadel's investment professionals, visualize financial data, collaborate with top industry professionals, challenge the status quo, and drive platform evolution.

Design, develop, and deploy elegant software solutions across the firm. Partner with business leaders to define priorities and deliver custom solutions. Receive structured learning on technical and quantitative skills. Develop under the direct sponsorship of the firm's CTO and engage with other C-level leadership.

Site Reliability Engineer at Citadel responsible for ensuring the reliability, availability, and performance of applications in production. Requires a Bachelor's degree in Computer Science or related field, strong programming skills in Python, and experience with database systems and web UI technologies.