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updated september 2026

Research Scientist Jobs in Philadelphia (September 2026)

5 open Research Scientist positions in Philadelphia as of September 2026, across 1 hiring company. Susquehanna International Group leads with 5 openings. Listings are updated daily, and every role links straight to the employer's official application page.

All data science jobs in Philadelphia →

Data Engineer (10)Data Scientist (7)AI Engineer (3)Data Analyst (1)Machine Learning Engineer (1)
SI

Machine Learning Researcher - PhD: 2027

Susquehanna International Group·Bala Cynwyd (Philadelphia Area), Pennsylvania·On-site
Senior·Research Scientist
Time series forecastingDeep learningNatural language processingFinancial data analysis
1mo ago→
SI

Quantitative Researcher - PhD: 2027

Susquehanna International Group·Bala Cynwyd (Philadelphia Area), Pennsylvania·On-site
Mid·Research Scientist
Statistical inferenceOptimization algorithmsMarket microstructureMachine learning modeling
2mo ago→
SI

Quantitative Researcher – Master's: 2027

Susquehanna International Group·Bala Cynwyd (Philadelphia Area), Pennsylvania·On-site
Junior·Research Scientist
Statistical inferenceMachine learningMarket microstructureLarge scale data analysis
2mo ago→
SI

Quantitative Systematic Trader – PhD: 2027

Susquehanna International Group·Bala Cynwyd (Philadelphia Area), Pennsylvania·On-site
Staff·Research Scientist
Statistical arbitrageMarket microstructure analysisPortfolio optimizationReal time data processing
2mo ago→
SI

Quantitative Systematic Trader – Master's: 2027

Susquehanna International Group·Bala Cynwyd (Philadelphia Area), Pennsylvania·On-site
Mid·Research Scientist
Signal generationMarket microstructurePortfolio optimizationReal time data processing
2mo ago→
no longer hiring

Recently closed Research Scientist roles in Philadelphia

Roles we listed that have since closed — kept for reference, and a useful read on who has been hiring.

G

Director, Global Real-World Evidence & Health Outcomes Research Scientist- Hepatology

Closed
GSK·USA - Pennsylvania - Upper Providence; UK – London – New Oxford Street; Philadelphia Walnut Street; Durham Blackwell Street; Waltham; Switzerland - Zug; UK - London; Belgium-Wavre; Home Worker - USA; Canada - Ontario - Mississauga - Milverton Drive·Hybrid
Senior·Research Scientist·$204k – $340k
Real world evidence rweHealth outcomes researchPharmacoepidemiologyClinical data analysis
closed 6d ago→

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Methodology: live Research Scientist listings whose location includes Philadelphia, updated daily. Multi-office roles appear under every listed location.