Citadel Securities

HQ
Miami, Florida, USA
Total Offices: 15
1,900 Total Employees
Year Founded: 2002
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Teams at Citadel Securities

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The Next-Generation Capital Markets Firm

Citadel Securities’ work is powered by the deepest integration of financial, mathematical and engineering expertise. Combining deep trading acumen with cutting-edge analytics and technology, team members deliver critical liquidity to the world’s most important financial institutions — while helping shape the global markets of tomorrow.

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Information Technology • Software • Financial Services
The Options Trading Platform Research Analyst at Citadel Securities is responsible for developing analytics for the options market, automating reporting processes, visualizing datasets, and collaborating with various teams to enhance trading strategies and manage risks.
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Citadel Securities

Software Engineer - 2025 University Graduate (Europe)

10 Hours Ago
London, Greater London, England, GBR
Information Technology • Software • Financial Services
As a Software Engineer at Citadel Securities, you will create technological tools, develop high-performance platforms for large data research, and work collaboratively in small teams to build innovative solutions for trading strategies.
Information Technology • Software • Financial Services
As a Software Engineer at Citadel Securities, you'll work in small teams to develop high-performance trading technology, systems architectures, and web frameworks. Responsibilities include creating tools for trading strategies and building large data research platforms using advanced technologies like machine learning and distributed computing.
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