Companies Citadel Securities

Citadel Securities

Miami

Total Offices: 15

1,900 Total Employees

Year Founded: 2002

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Engineering 32 Data & Analytics 14 AI & Machine Learning 7 Finance 7 Consulting 2 HR & Recruiting 2 Operations & Support 1

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Citadel Securities Offices

Citadel Securities is headquartered in Miami and has 15 office locations.

OnSite Workplace

Employees work from physical offices.

Typical time on-site: 5 days a week

U.S. Office Locations

HQ Miami Chicago New York

Global Office Locations

Amsterdam Central Dublin Gurugram London Paris Shanghai Singapore Sydney Tokyo Toronto Zürich

830 Brickell Plaza, Miami, FL, United States, 33131

Jobs At This Office

14 Eduard van Beinumstraat, 2 Amsterdam, Unit 5 , Amsterdam, Netherlands, 1077 CZ

Two International Finance Centre, 8 Finance Street, Central, Hong Kong

353 N Clark St, Chicago, IL, United States, 60654

One Grand Canal Square 5th Floor, Dublin, Ireland, D02 P820

Jobs At This Office

Two Horizon Centre, Golf Course Road, DLF Phase 5, Sector 43, Gurugram, Haryana, India, 122002

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120 London Wall, London, United Kingdom, EC2Y 5ET

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425 Park Avenue, New York, NY, United States, 10022

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42 Rue Washington, 5th Floor , Paris, Île-de-France, France, 75008

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Level 6, Tower 2, IFC Office Building, No. 8 Century Avenue, Pudong New Area, Shanghai, China

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12 Marina View, Asia Square Tower 2 #22-01 and #22-02, Singapore, Singapore, 018961

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60 Martin Place, Sydney, New South Wales, Australia, 2000

Jobs At This Office

Marunouchi Nijubashi Building, 3-2-2 Marunouchi, Tokyo, Japan, 100-0005

First Canadian Place 100 King Street West Suite 4720 PO Box 147, Toronto, Ontario, Canada, M5X 1C7

Klausstrasse 4, Zürich, Switzerland, 8008

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Recently posted jobs

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Citadel Securities

UI Engineer - CES Client Platforms

6 Hours AgoSaved

In-Office

New York, NY, USA

Information Technology • Software • Financial Services • Quantitative Trading

Build high-performance, workflow-driven client interfaces for institutional electronic trading platforms using TypeScript and React. Integrate front-end applications with C++, Python, distributed backend services, real-time data, and data pipelines. Translate complex trading and market-data workflows into intuitive experiences, optimize performance, establish UI engineering best practices, and contribute to reusable frameworks, component libraries, and developer tooling while collaborating with product, business, quantitative research, and engineering teams.

Citadel Securities

Quantitative Researcher - Post-Doctoral Intern (US)

9 Days AgoSaved

In-Office

Information Technology • Software • Financial Services • Quantitative Trading

Conduct quantitative research for automated trading strategies by developing mathematical models, translating algorithms into code, backtesting trading signals, analyzing unconventional data, and refining monetization systems. Collaborate with senior researchers during an 11-week post-doctoral internship while applying advanced probability, statistics, machine learning, and time-series techniques to financial markets.

Citadel Securities

Equities Engineering | Product Frontend Engineer | New York

16 Days AgoSaved

In-Office

New York, NY, USA

Information Technology • Software • Financial Services • Quantitative Trading

Develop and evolve investor-facing equities products using React and TypeScript. Partner with investors, product managers, UX designers, and engineering teams to understand workflows, prototype solutions, and deliver high-performance, data-intensive interfaces for research, risk analytics, portfolio analysis, and investment decisions. Own products end to end, from identifying user needs through launch and iteration, while maintaining high standards for quality, testing, performance, and maintainability.

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