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Citadel Securities
Citadel Securities
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New York, NY
Miami, FL
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London, KY
Top Occupations:
Financial Quantitative Analysts
Computer Systems Engineers/Architects
Securities, Commodities, and Financial Services Sales Agents
Data Scientists
Software Developers
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Top Industries:
Investment Banking and Securities Intermediation
Portfolio Management and Investment Advice
Computer Systems Design Services
Software Publishers
Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
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Citadel Securities
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Research Platform Engineer
APPLY
Citadel Securities
Miami, FL
L6 Lead
April 12th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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Recruiting Coordinator
NEXT STEPS
Citadel Securities
Ny, WAL
L5 Senior
April 29th, 2026
Human Resources Specialists
Executive Search Services
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Market Data Engineer
APPLY
Citadel Securities
New York, NY
L6 Lead
April 12th, 2026
Computer Systems Engineers/Architects
Investment Banking and Securities Intermediation
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Market Data Engineer
APPLY
Citadel Securities
Miami, FL
L6 Lead
April 12th, 2026
Computer Systems Engineers/Architects
Investment Banking and Securities Intermediation
Show all >
Crypto Quant Researcher
APPLY
Citadel Securities
Miami, FL
L5 Senior
April 12th, 2026
Financial Quantitative Analysts
Portfolio Management and Investment Advice
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C++ Software Engineer
APPLY
Citadel Securities
Miami, FL
L6 Lead
April 12th, 2026
Software Developers
Software Publishers
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C++ Software Engineer
APPLY
Citadel Securities
Menlo Park, CA
L6 Lead
April 12th, 2026
Software Developers
Software Publishers
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Data Scientist
NEXT STEPS
Citadel Securities
Miami, FL
L5 Senior
April 12th, 2026
Data Scientists
Investment Banking and Securities Intermediation
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Data Scientist
NEXT STEPS
Citadel Securities
Doral, FL
L5 Senior
June 11th, 2026
Data Scientists
Portfolio Management and Investment Advice
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Low-Latency Crypto Quant Developer (C++)
NEXT STEPS
Citadel Securities
New York, NY
L5 Senior
June 11th, 2026
Software Developers
Custom Computer Programming Services
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Machine Learning Engineer
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Citadel Securities
Miami, FL
L5 Senior
April 12th, 2026
Data Scientists
Portfolio Management and Investment Advice
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Crypto Market Feed Handlers Lead
APPLY
Citadel Securities
New York, NY
L6 Lead
June 17th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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C++ Software Engineer
APPLY
Citadel Securities
Millbrae, CA
L6 Lead
May 20th, 2026
Software Developers
Software Publishers
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Quantitative Research Engineer – PhD Graduate
NEXT STEPS
Citadel Securities
Miami, FL
L6 Lead
April 12th, 2026
Financial Quantitative Analysts
Portfolio Management and Investment Advice
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Senior UI Engineer
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Citadel Securities
New York, NY
L5 Senior
April 12th, 2026
Financial and Investment Analysts
Portfolio Management and Investment Advice
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SDET: Python-Driven Test Automation for Distributed Systems
NEXT STEPS
Citadel Securities
New York, NY
L5 Senior
April 10th, 2026
Software Developers
Software Publishers
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Quantitative Research Engineer – PhD Graduate (US)
APPLY
Citadel Securities
Miami, FL
L5 Senior
July 19th, 2026
Financial Quantitative Analysts
Portfolio Management and Investment Advice
Show all >
Machine Learning Researcher – PhD Intern (US)
APPLY
Citadel Securities
Miami, FL
L1 Intern
July 19th, 2026
Data Scientists
Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
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Quantitative Researcher – PhD Graduate (US)
APPLY
Citadel Securities
Miami, FL
L5 Senior
July 18th, 2026
Financial Quantitative Analysts
Portfolio Management and Investment Advice
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Machine Learning Researcher – PhD Graduate (US)
APPLY
Citadel Securities
Miami, FL
L5 Senior
July 18th, 2026
Data Scientists
Portfolio Management and Investment Advice
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Systematic Options Trader
APPLY
Citadel Securities
London, KY
L5 Senior
July 19th, 2026
Financial Quantitative Analysts
Investment Banking and Securities Intermediation
Show all >
Cloud Platform Engineer
APPLY
Citadel Securities
Miami, FL
L6 Lead
July 3rd, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
Show all >
Platform Engineer
APPLY
Citadel Securities
Miami, FL
L6 Lead
July 3rd, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
Show all >
Cloud Platform Engineer
APPLY
Citadel Securities
New York, NY
L6 Lead
July 3rd, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
Show all >
Platform Engineer
APPLY
Citadel Securities
New York, NY
L6 Lead
July 3rd, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
Show all >
Recruiting Coordinator
NEXT STEPS
Citadel Securities
New York, NY
L5 Senior
April 12th, 2026
Human Resources Specialists
Executive Search Services
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Research Platform Engineer: Scalable Distributed Systems
APPLY
Citadel Securities
Doral, FL
L6 Lead
July 16th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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Senior Market Data Engineer: RealTime Trading Infrastructure
APPLY
Citadel Securities
New York, NY
L6 Lead
June 25th, 2026
Computer Systems Engineers/Architects
Investment Banking and Securities Intermediation
Show all >
FPGA Engineer (Intern)
NEXT STEPS
Citadel Securities
Miami Lakes, FL
L1 Intern
June 1st, 2026
Electronics Engineers, Except Computer
Investment Banking and Securities Intermediation
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Senior C++ Software Engineer - Low-Latency Trading Systems
NEXT STEPS
Citadel Securities
Toronto, ON
L6 Lead
April 21st, 2026
Software Developers
Custom Computer Programming Services
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FPGA Engineer Intern - Latency Trading
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Citadel Securities
New York, NY
L1 Intern
June 26th, 2026
Electronics Engineers, Except Computer
Financial Transactions Processing, Reserve, and Clearinghouse Activities
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Client Execution Trader - Equities & Trading Tech
APPLY
Citadel Securities
New York, NY
L5 Senior
July 16th, 2026
Securities, Commodities, and Financial Services Sales Agents
Investment Banking and Securities Intermediation
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Systematic Trader: Real-Time Markets & Platform Impact
APPLY
Citadel Securities
New York, NY
L5 Senior
July 16th, 2026
Securities, Commodities, and Financial Services Sales Agents
Investment Banking and Securities Intermediation
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Equity Trader
APPLY
Citadel Securities
New York, NY
L5 Senior
April 12th, 2026
Brokerage Clerks
Investment Banking and Securities Intermediation
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Quantitative Research Engineer – PhD Intern (US)
APPLY
Citadel Securities
New York, NY
L5 Senior
July 20th, 2026
Financial Quantitative Analysts
Portfolio Management and Investment Advice
Show all >
FPGA Engineer
APPLY
Citadel Securities
New York, NY
L6 Lead
April 12th, 2026
Electronics Engineers, Except Computer
Investment Banking and Securities Intermediation
Show all >
Quantitative Researcher – PhD Intern (US)
APPLY
Citadel Securities
Miami, FL
L1 Intern
July 21st, 2026
Financial Quantitative Analysts
Investment Banking and Securities Intermediation
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Trader
APPLY
Citadel Securities
New York, NY
L5 Senior
May 23rd, 2026
Securities, Commodities, and Financial Services Sales Agents
Portfolio Management and Investment Advice
Show all >
Quantitative Research Intern Markets & ML
APPLY
Citadel Securities
New York, NY
L1 Intern
July 24th, 2026
Financial Quantitative Analysts
Portfolio Management and Investment Advice
Show all >
Crypto Quant Researcher: Data-Driven Market Strategies
APPLY
Citadel Securities
New York, NY
L4 Mid
June 20th, 2026
Financial Quantitative Analysts
Portfolio Management and Investment Advice
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