Citadel Securities

London, England
1,900 Total Employees
Year Founded: 2002
Jobs at Citadel Securities
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3 Days AgoSaved
In-Office
London, Greater London, England, GBR
Information Technology • Software • Financial Services
Design, develop, test, and deploy automated trading system software solutions in collaboration with Quantitative Researchers, utilizing sophisticated statistical techniques.
3 Days AgoSaved
In-Office
London, Greater London, England, GBR
Information Technology • Software • Financial Services
FPGA Engineers at Citadel Securities design and deploy FPGA solutions to enhance trading system performance and efficiency.
3 Days AgoSaved
In-Office
London, Greater London, England, GBR
Information Technology • Software • Financial Services
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.
3 Days AgoSaved
In-Office
London, Greater London, England, GBR
Information Technology • Software • Financial Services
Interns will learn financial markets, develop trading strategies, analyze data, and collaborate with experienced traders to enhance trading tools and frameworks.
3 Days AgoSaved
In-Office
London, Greater London, England, GBR
Information Technology • Software • Financial Services
Conduct statistical analyses and model development for trading strategies, utilizing large data sets and programming skills for market prediction.
3 Days AgoSaved
In-Office
London, Greater London, England, GBR
Information Technology • Software • Financial Services
The C++ Software Engineer will design, develop, and maintain trading software solutions, improve system performance, and support trading activities.
3 Days AgoSaved
In-Office
London, Greater London, England, GBR
Information Technology • Software • Financial Services
Design and optimize electronic trading platforms, develop pricing and risk-management libraries, and collaborate with research teams on software solutions.
4 Days AgoSaved
In-Office
London, Greater London, England, GBR
Information Technology • Software • Financial Services
Design, implement, and maintain market data feed handlers, optimize system performance, and collaborate with traders and engineers to ensure data integrity.
6 Days AgoSaved
In-Office
London, Greater London, England, GBR
Information Technology • Software • Financial Services
As a PhD intern, you'll develop trading strategies, conduct statistical analysis, backtest models, and collaborate with experienced team members in quantitative research.
6 Days AgoSaved
In-Office
London, Greater London, England, GBR
Information Technology • Software • Financial Services
Software Engineers at Citadel develop, maintain, and support high-performance trading platforms, focusing on custom software solutions and system stability.
6 Days AgoSaved
In-Office
London, Greater London, England, GBR
Information Technology • Software • Financial Services
The Recruiting Coordinator partners with recruiters on full-cycle recruiting, manages candidate pipelines, schedules interviews, and communicates with candidates throughout the onboarding process.
6 Days AgoSaved
In-Office
London, Greater London, England, GBR
Information Technology • Software • Financial Services
As a Quantitative Research Analyst, you will develop and test trading strategies using statistical techniques and backtest trading models.
6 Days AgoSaved
In-Office
London, Greater London, England, GBR
Information Technology • Software • Financial Services
As a Quantitative Researcher, you will develop trading strategies, implement mathematical models, analyze data, and contribute to high-level research in a trading environment.
6 Days AgoSaved
In-Office
London, Greater London, England, GBR
Information Technology • Software • Financial Services
As a Quantitative Research Analyst Intern, you will model markets, develop algorithms, and conduct statistical analysis to enhance trading strategies.
7 Days AgoSaved
In-Office
London, Greater London, England, GBR
Information Technology • Software • Financial Services
The Site Reliability Engineer ensures system reliability through troubleshooting and support in a distributed environment, contributing to large-scale application planning and migration.
7 Days AgoSaved
In-Office
London, Greater London, England, GBR
Information Technology • Software • Financial Services
As a Campus Recruiter, you'll identify and engage early career talent, manage the recruitment lifecycle, and represent Citadel Securities at events.
7 Days AgoSaved
In-Office
London, Greater London, England, GBR
Information Technology • Software • Financial Services
The intern will work on developing high-performance research platforms, create tools for trading strategies, and collaborate with teams to innovate financial technology.
7 Days AgoSaved
In-Office
London, Greater London, England, GBR
Information Technology • Software • Financial Services
Research and develop machine learning models for options trading, managing end-to-end processes from hypothesis to deployment, focusing on impactful outcomes and leveraging large data sets.
7 Days AgoSaved
In-Office
London, Greater London, England, GBR
Information Technology • Software • Financial Services
As a Rates Trading Intern, you'll learn about financial markets, assist in improving trading tools, and support traders in strategy development while collaborating with experienced team members.
10 Days AgoSaved
In-Office
London, Greater London, England, GBR
Information Technology • Software • Financial Services
Design and optimize electronic trading platforms, develop pricing and risk-management libraries, and collaborate with research teams for custom software solutions.