Citadel Securities is a leading quantitative trading firm and market maker. Our teams develop and deploy best-in-class research and technology, solving problems that others consider impossible. By utilizing advanced analytics, technology and trading expertise, we provide critical liquidity to central banks, financial institutions, government agencies, corporations, insurers and sovereign wealth funds. 

Finance

Citadel Securities

The New York office specializes in finance and technology, supporting trading, research, and software development teams.

New York

The Chicago office focuses on high-frequency and low-latency trading, research technology, and quantitative analysis.

Chicago

The London office specializes in trading, technology, and quantitative research within the financial markets.

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