Citadel Securities

London, England
1,900 Total Employees
Year Founded: 2002
Jobs at Citadel Securities
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YesterdaySaved
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.
5 Days AgoSaved
In-Office
London, Greater London, England, GBR
Information Technology • Software • Financial Services
The Machine Learning Researcher will conduct research and development in machine learning for options trading, owning the full lifecycle from design to deployment, and leveraging large datasets to create impactful models.
9 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.
9 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.
9 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.
9 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.
9 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.
9 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.
9 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.
10 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.
11 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.
11 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.
11 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.
11 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.
11 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.
11 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.
13 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.
13 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.
13 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.
13 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.