Top Tech Jobs & Startup Jobs in London

The Senior Options Software Engineer will design, develop, and support a high-performance trading platform, collaborating with business leaders to create innovative software solutions and handle complex systems support for trading activities.

11-week internship supporting quantitative trading: develop market knowledge, apply statistical techniques to trading, iterate strategies, and use the firm's trading platform. Collaborate with traders, engineers, and researchers while building programming and quantitative skills.

As a Quantitative Research Analyst Intern, you will model markets, develop algorithms, and conduct statistical analysis to enhance trading strategies.

11-week internship supporting the rates trading desk. Learn market dynamics, assist traders with pricing, hedging and client flow, build tools and improvements to pricing frameworks, run data analysis, and observe development of trading strategies.

As a Quantitative Research Analyst, you will develop and test automated trading strategies using statistical techniques and algorithms, conduct research, and analyze data.

The Recruiting Coordinator partners with recruiters on full-cycle recruiting, manages candidate pipelines, schedules interviews, and communicates with candidates throughout the onboarding process.

Conduct research, statistical analyses, and develop automated trading strategies using large data sets and sophisticated statistical techniques.

FPGA Engineers at Citadel Securities design and deploy FPGA solutions to enhance trading systems, maximizing efficiency and performance.

The Site Reliability Engineer will provide support and diagnose issues within a real-time, distributed environment, focusing on large-scale application and infrastructure management, with basic required skills in UNIX/Linux, networking, SQL, and scripting languages.

Lead architecture and engineering of high-performance crypto market feed handlers and exchange connectivity. Build low-latency ingestion, normalization, sequencing, order book construction, and distribution systems; drive venue onboarding, data quality, reconciliation, recovery, and replay; improve latency, throughput, resiliency in a 24/7 production environment; partner with trading and research teams; mentor engineers and define operational KPIs.