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Citadel Securities careers

Every open role at Citadel Securities, from its own careers pages, with its internships and the pay its postings disclose. Updated daily. Compare all firms hiring

Headlines

Open roles
80
Prop trading & market making, live today
Posted in the last 30 days
Not published
The firm's postings carry no date
Internships
23
0 name 2027
Median disclosed base
$263k
From 31 postings with pay

Counts come from the firm's own job postings, checked daily. The firm does not publish posting dates.

Type
Prop trading & market making
Hiring in
New York (43), London (27), Miami (20), Hong Kong (17), Singapore (10)
Most open roles
Quant Research (25), Software Eng (16), Quant Trading (13)

Citadel Securities internships

23 open internships.

All 80 open roles

Newest first. Each role links to its details and the firm's apply page.

Client Execution TradingQuant TradingNew YorkMid$225kPython, SQL, R
Crypto Quantitative DeveloperQuant DevNew York, LondonMid$263kC++
Crypto Quant ResearcherQuant ResearchNew York, MiamiMid$300kPython, R, MATLAB
C++ Market Data EngineerHFT SystemsNew York, MiamiSenior$238kC++
Data ScientistData ScienceMiamiMidPython, R, SQL
Deep Learning ML ResearcherQuant ResearchMiamiMidPython
Designated Market Maker (DMM) Trader โ€“ Intern (US)Quant TradingNew YorkIntern
FPGA Engineer โ€“ Intern (Asia)HFT SystemsHong KongInternPython, C
Equities Engineering | Product Frontend Engineer | New YorkSoftware EngNew YorkMid$203kTypeScript
Machine Learning EngineerML / AIMiamiMidPython, C++
Full Stack Software EngineerSoftware EngNew York, LondonMid$263kTypeScript, C++, Python
Machine Learning Researcher โ€“ PhD Graduate (Asia)Quant ResearchHong KongJuniorPython, C++
Machine Learning Researcher โ€“ PhD Intern (Asia)Quant ResearchHong KongInternPython, C++
Machine Learning Researcher โ€“ PhD Graduate (US)Quant ResearchNew York, MiamiJunior$268kPython, C++
Machine Learning Researcher โ€“ PhD Intern (US)Quant ResearchNew YorkInternPython, C++
Machine Learning ResearcherQuant ResearchLondonMidPython
Quantitative AI Technical StaffQuant ResearchMiamiJunior
Principal Data Visualization EngineerSoftware EngNew YorkLead$263kTypeScript, Python
Quantitative Research Analyst Intern โ€“ BS/MS (Australia)Quant ResearchSydneyInternPython, R, C++
Quantitative Research Analyst โ€“ University Graduate (Europe)Quant ResearchDublinJuniorPython, R, C++
Quantitative Research Analyst Intern โ€“ BS/MS (Asia)Quant ResearchHong KongInternPython, R, C++
Quantitative Research Analyst โ€“ University Graduate (Asia)Quant ResearchHong KongJuniorPython, R, C++
Quantitative Research Analyst Intern โ€“ BS/MS (Europe)Quant ResearchLondonInternPython, R, C++
Quantitative Research EngineerHFT SystemsMiamiMidC++
Quantitative Researcher โ€“ PhD Graduate (Asia)Quant ResearchHong KongJuniorPython, R, C++
Quantitative Researcher โ€“ PhD Intern (Asia)Quant ResearchHong KongInternPython, R, C++
Quantitative Researcher โ€“ PhD Graduate (Europe)Quant ResearchDublinJuniorPython, R, C++
Quantitative Research Engineer โ€“ PhD Graduate (US)Quant DevNew YorkJunior$268kC++, Python, R
Quantitative Researcher โ€“ PhD Graduate (US)Quant ResearchNew YorkJunior$268kPython, R, C++
Quantitative Researcher / Quantitative Research AnalystQuant ResearchNew York, MiamiMid$300kPython, R, MATLAB
Quantitative TraderQuant TradingNew York, MiamiMid$263kPython, SQL, R
Quantitative Research โ€“ PhD Intern (Australia)Quant ResearchSydneyInternPython, R, C++
Quantitative Researcher โ€“ PhD Intern (US)Quant ResearchNew YorkInternPython, R, C++
Quantitative Trading โ€“ Intern (Asia)Quant TradingHong KongIntern
Research EngineerML / AIMiamiMidPython, C++
Recruiting Coordinator (Contract)OtherNew York, MiamiMid
Rates Sales AssistantSales & TradingNew YorkMid$213k
Senior Research Engineer (Data)Data ScienceMiamiSeniorPython, SQL
Senior Quantitative DeveloperQuant DevLondonSeniorC++, Python
Senior Options Software EngineerHFT SystemsNew York, MiamiSenior$250kC++
Software Engineer โ€“ Intern (US)Software EngNew YorkIntern
Software Engineer in Test (SDET)Software EngNew YorkMid$263kPython, C++, KDB+/Q
Software Engineer โ€“ University Graduate (Europe)Software EngLondonJunior
Systematic Options TraderQuant TradingNew York, MiamiMid$225kPython, KDB+/Q, SQL
Systematic TraderQuant TradingNew York, DublinMid$238kPython
UI Engineer (Contractor)Software EngNew YorkSenior$263kJavaScript, TypeScript
Trading Fundamental Analyst โ€“ Intern (US)Quant ResearchNew YorkInternPython
Crypto Market Feed Handlers LeadHFT SystemsNew York, LondonLead$263kC++
C++ Software EngineerHFT SystemsNew YorkMid$225kC++
Machine Learning Researcher โ€“ PhD Graduate (Europe)Quant ResearchDublinJuniorPython, C++
Quantitative Research Analyst Intern โ€“ BS/MS (Europe)Quant ResearchLondonInternPython, R, C++
Quantitative Research Engineer โ€“ PhD Intern (US)Quant DevNew YorkInternC++, Python, R
Quantitative Trader โ€“ Intern (US) (Trading and Research)Quant TradingNew YorkInternPython, R, C++
Quantitative Trader โ€“ University Graduate (US โ€“ New York)Quant TradingNew YorkJunior$268kPython, R, C++
Regulatory Reporting EngineerSoftware EngLondonMidPython, SQL
Senior Python Software EngineerSoftware EngNew York, LondonSenior$238kPython, C++, KDB+/Q
Software Engineer โ€“ Intern (Asia)Software EngHong KongIntern
Software Engineer โ€“ Intern (Europe)Software EngLondonIntern
Software Engineer โ€“ University Graduate (US)Software EngNew YorkJunior$268k
UI Engineer- Global Trading ApplicationsSoftware EngNew YorkMid$263kTypeScript, C++, Python
Quantitative Researcher โ€“ Post-Doctoral Intern (US)Quant ResearchNew YorkInternPython, R, C++
C++ Software EngineerHFT SystemsMiami, GurgaonMidC++
FPGA EngineerHFT SystemsNew York, Hong KongMid$238kPython, C
FPGA Engineer โ€“ Intern (US)HFT SystemsNew YorkInternPython, C
Quantitative Developer/Research EngineerQuant DevNew York, MiamiMid$300kC++, Python, R
Quantitative Researcher โ€“ PhD Intern (Europe)Quant ResearchLondonInternPython, R, C++
Quantitative Trader โ€“ University Graduate (US โ€“ Miami)Quant TradingMiamiJuniorPython, R, C++
Quantitative Trader โ€“ University Graduate (Europe)Quant TradingLondonJuniorPython, R, C++
Quantitative Trading โ€“ Intern (Europe)Quant TradingAmsterdamIntern
Rates Trading โ€“ Intern (Europe)Quant TradingAmsterdamIntern
Site Reliability EngineerSoftware EngNew York, MiamiMid$238kSQL, Python
Site Reliability EngineerSoftware EngGurgaon, SydneyMidSQL, Python
Systematic Crypto TraderQuant TradingLondon, SingaporeMidPython
UI Engineer โ€“ CES Client PlatformsSoftware EngNew YorkMid$263kTypeScript, C++, Python
Rates & Credit C++ EngineerQuant DevNew York, LondonMid$263kC++
Recruiting CoordinatorOtherNew York, MiamiMid
Trade Support AnalystOperationsNew YorkMid$200k
People Operations Lead โ€“ EMEAOtherLondonLead
Kdb+/Q EngineerQuant DevNew York, DublinMid$263kKDB+/Q, Python, Java
Events CoordinatorOtherNew YorkMid