Citadel Securities jobs

Trading Fundamental Analyst – Intern (US)

Citadel Securities · NY, US · First seen 2026-10-24

TradingFundamentalAnalyst

UI Engineer – CES Client Platforms

Citadel Securities · NY, US · First seen 2026-10-24

EngineerCESClientPlatforms

Trade Support Analyst

Citadel Securities · NY, US · First seen 2026-10-24

TradeSupportAnalyst

Quantitative Researcher – Post-Doctoral Intern (US)

Citadel Securities · Miami, FL, US; NY, US · First seen 2026-10-24

QuantitativeResearcherPost-Doctoral

Quantitative Trading – Intern (Asia)

Citadel Securities · Hong Kong · First seen 2026-10-24

QuantitativeTradingAsia

People Operations Lead – EMEA

Citadel Securities · London, UK · First seen 2026-10-24

OperationsEMEA

Quantitative Research Analyst Intern – BS/MS (Europe)

Citadel Securities · London, UK; Zurich, Switzerland · First seen 2026-10-24

QuantitativeResearchAnalystEurope

Quantitative AI Technical Staff

Citadel Securities · Miami, FL, US · First seen 2026-10-24

QuantitativeTechnical

Principal Data Visualization Engineer

Citadel Securities · NY, US · First seen 2026-10-24

DataVisualizationEngineer

Equities Engineering | Product Frontend Engineer | New York

Citadel Securities · NY, US · First seen 2026-10-24

EquitiesEngineeringProductFrontendEngineerYork

Machine Learning Researcher

Citadel Securities · London, UK · First seen 2026-10-24

MachineLearningResearcher

Events Coordinator

Citadel Securities · NY, US · First seen 2026-10-24

EventsCoordinator

Software Engineer – University Graduate (Europe)

Citadel Securities · London, UK · First seen 2026-07-17

SoftwareEngineerUniversityGraduateEurope

Software Engineer – Intern (Europe)

Citadel Securities · London, UK · First seen 2026-07-17

SoftwareEngineerEurope

Software Engineer – Intern (Asia)

Citadel Securities · Hong Kong; Singapore · First seen 2026-07-17

SoftwareEngineerAsia

Software Engineer in Test (SDET)

Citadel Securities · NY, US · First seen 2026-07-14

SoftwareEngineerTestSDET

Software Engineer – University Graduate (US)

Citadel Securities · Miami, FL, US; NY, US · First seen 2026-07-14

SoftwareEngineerUniversityGraduate

Systematic Crypto Trader

Citadel Securities · London, UK; Singapore · First seen 2026-07-14

SystematicCryptoTrader

Software Engineer – Intern (US)

Citadel Securities · Miami, FL, US; NY, US · First seen 2026-07-14

SoftwareEngineer

Recruiting Coordinator

Citadel Securities · Miami, FL, US; NY, US · First seen 2026-07-13

RecruitingCoordinator

Rates & Credit C++ Engineer

Citadel Securities · London, UK; NY, US · First seen 2026-07-13

C++

Senior Options Software Engineer

Citadel Securities · London, UK; Miami, FL, US; NY, US; Sydney, Australia · First seen 2026-07-13

OptionsSoftwareEngineer

Regulatory Reporting Engineer

Citadel Securities · London, UK · First seen 2026-07-13

RegulatoryReportingEngineer

Senior Quantitative Developer

Citadel Securities · London, UK · First seen 2026-07-13

QuantitativeDeveloper

Site Reliability Engineer

Citadel Securities · Gurugram, India; London, UK; Miami, FL, US; NY, US; Singapore; Sydney, Australia · First seen 2026-07-13

SiteReliabilityEngineer

Senior Research Engineer (Data)

Citadel Securities · Miami, FL, US · First seen 2026-07-13

ResearchEngineerData

Rates Trading – Intern (Europe)

Citadel Securities · Amsterdam, Netherlands; London, UK; Paris, France · First seen 2026-07-13

RatesTradingEurope

Quantitative Trading – Intern (Europe)

Citadel Securities · Amsterdam, Netherlands; London, UK; Paris, France · First seen 2026-07-13

QuantitativeTradingEurope

Rates Sales Assistant

Citadel Securities · NY, US · First seen 2026-07-13

RatesSalesAssistant

Recruiting Coordinator (Contract)

Citadel Securities · London, UK; Miami, FL, US; NY, US · First seen 2026-07-13

RecruitingCoordinator

Quantitative Researcher – PhD Graduate (Asia)

Citadel Securities · Hong Kong; Singapore · First seen 2026-07-13

QuantitativeResearcherPhDGraduateAsia

Quantitative Research Analyst – University Graduate (Asia)

Citadel Securities · Hong Kong; Singapore · First seen 2026-07-13

QuantitativeResearchAnalystUniversityGraduateAsia

Quantitative Research Engineer – PhD Intern (US)

Citadel Securities · Miami, FL, US; NY, US · First seen 2026-07-13

QuantitativeResearchEngineerPhD

Quantitative Research Engineer – PhD Graduate (US)

Citadel Securities · Miami, FL, US; NY, US · First seen 2026-07-13

QuantitativeResearchEngineerPhDGraduate

Quantitative Trader

Citadel Securities · Hong Kong; London, UK; Miami, FL, US; NY, US; Singapore · First seen 2026-07-13

QuantitativeTrader

Quantitative Researcher / Quantitative Research Analyst

Citadel Securities · Hong Kong; London, UK; Miami, FL, US; NY, US; Singapore; Zurich, Switzerland · First seen 2026-07-13

QuantitativeResearcherResearchAnalyst

Quantitative Research Engineer

Citadel Securities · Miami, FL, US · First seen 2026-07-13

QuantitativeResearchEngineer

Quantitative Research – PhD Intern (Australia)

Citadel Securities · Sydney, Australia · First seen 2026-07-13

QuantitativeResearchPhDAustralia

Quantitative Trader – University Graduate (US – New York)

Citadel Securities · NY, US · First seen 2026-07-13

QuantitativeTraderUniversityGraduateYork

Quantitative Research Analyst – University Graduate (Europe)

Citadel Securities · Dublin, Ireland; London, UK; Zurich, Switzerland · First seen 2026-07-13

QuantitativeResearchAnalystUniversityGraduateEurope

Quantitative Researcher – PhD Graduate (Europe)

Citadel Securities · Dublin, Ireland; London, UK; Zurich, Switzerland · First seen 2026-07-13

QuantitativeResearcherPhDGraduateEurope

Quantitative Trader – Intern (US) (Trading and Research)

Citadel Securities · Miami, FL, US; NY, US · First seen 2026-07-13

QuantitativeTraderTradingResearch

Quantitative Researcher – PhD Intern (US)

Citadel Securities · Miami, FL, US; NY, US · First seen 2026-07-13

QuantitativeResearcherPhD

Quantitative Researcher – PhD Intern (Asia)

Citadel Securities · Hong Kong; Singapore · First seen 2026-07-13

QuantitativeResearcherPhDAsia

Quantitative Researcher – PhD Graduate (US)

Citadel Securities · Miami, FL, US; NY, US · First seen 2026-07-13

QuantitativeResearcherPhDGraduate

Quantitative Researcher – PhD Intern (Europe)

Citadel Securities · London, UK; Zurich, Switzerland · First seen 2026-07-13

QuantitativeResearcherPhDEurope

Quantitative Trader – University Graduate (US – Miami)

Citadel Securities · Miami, FL, US · First seen 2026-07-13

QuantitativeTraderUniversityGraduateMiami

Machine Learning Researcher – PhD Intern (US)

Citadel Securities · Miami, FL, US; NY, US · First seen 2026-07-13

MachineLearningResearcherPhD

Machine Learning Researcher – PhD Intern (Asia)

Citadel Securities · Hong Kong; Singapore · First seen 2026-07-13

MachineLearningResearcherPhDAsia

Machine Learning Researcher – PhD Graduate (Europe)

Citadel Securities · Dublin, Ireland; London, UK; Zurich, Switzerland · First seen 2026-07-13

MachineLearningResearcherPhDGraduateEurope

Quantitative Research Analyst Intern – BS/MS (Europe)

Citadel Securities · London, UK; Paris, France; Zurich, Switzerland · First seen 2026-07-13

QuantitativeResearchAnalystEurope

Machine Learning Researcher – PhD Graduate (US)

Citadel Securities · Miami, FL, US; NY, US · First seen 2026-07-13

MachineLearningResearcherPhDGraduate

Machine Learning Researcher – PhD Graduate (Asia)

Citadel Securities · Hong Kong; Singapore · First seen 2026-07-13

MachineLearningResearcherPhDGraduateAsia

Quantitative Research Analyst Intern – BS/MS (Asia)

Citadel Securities · Hong Kong; Singapore · First seen 2026-07-13

QuantitativeResearchAnalystAsia

FPGA Engineer

Citadel Securities · Hong Kong; London, UK; NY, US; Singapore; Sydney, Australia · First seen 2026-07-13

FPGAEngineer

Kdb+/Q Engineer

Citadel Securities · Dublin, Ireland; Hong Kong; London, UK; NY, US; Singapore; Sydney, Australia · First seen 2026-07-13

Kdb+Engineer

FPGA Engineer – Intern (US)

Citadel Securities · Miami, FL, US; NY, US · First seen 2026-07-13

FPGAEngineer

Full Stack Software Engineer

Citadel Securities · London, UK; NY, US; Sydney, Australia · First seen 2026-07-13

StackSoftwareEngineer

Quantitative Developer/Research Engineer

Citadel Securities · Hong Kong; London, UK; Miami, FL, US; NY, US; Singapore; Sydney, Australia; Zurich, Switzerland · First seen 2026-07-13

QuantitativeDeveloperResearchEngineer

Machine Learning Engineer

Citadel Securities · Miami, FL, US · First seen 2026-07-13

MachineLearningEngineer