70 current openings at Old Mission, newest first.
All of them are still live on their source and open to applications; you apply on the original source.
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Senior Python Software Engineer
New York, NY, United States
On-site
Posted · 05.05.2026
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Senior Python Software Engineer
New York, NY, United States
On-site
Posted · 21.09.2026
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C++ Software Engineer - Research Infrastructure
Chicago, IL, Illinois, United States
On-site
Posted · 03.09.2024
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Floor Trader - 2027 Graduate Program (August Start)
Chicago, IL, Illinois, United States
On-site
Posted · 16.09.2026
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Junior Trading Operations/DevOps Engineer
Chicago, IL, Illinois, United States
On-site
Posted · 08.09.2026
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Fundamental Research Analyst - 2027 Graduate Program - (August Start)
Chicago, IL, Illinois, United States
On-site
Posted · 02.09.2026
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Recruiting Coordinator/Talent Sourcer
Chicago, IL, Illinois, United States
On-site
Posted · 31.08.2026
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Senior Software Engineer - Post Trade
Chicago, IL, Illinois, United States
On-site
Posted · 26.08.2026
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Associate Head of Trader Education
Chicago, IL, Illinois, United States
On-site
Posted · 12.08.2026
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Legal Intern - Summer 2027
Chicago, IL, Illinois, United States
On-site
Posted · 10.08.2026
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Quantitative Researcher (Ph.D.) - 2027 Graduate Program - (August Start)
Chicago, IL, Illinois, United States
On-site
Posted · 30.07.2026
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Senior Compensation Manager
Chicago, IL, Illinois, United States
On-site
Posted · 29.07.2026
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Software Engineer – 2027 Internship Program (June Start)
Chicago, IL, Illinois, United States
On-site
Posted · 15.07.2026
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Software Engineer – 2027 Graduate Program (August Start)
Chicago, IL, Illinois, United States
On-site
Posted · 13.07.2026
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Tax Manager/Senior Tax Manager
Chicago, IL, Illinois, United States
On-site
Posted · 03.07.2026
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Fundamental Research Analyst (Asian Market Hours)
Chicago, IL, Illinois, United States
On-site
Posted · 01.07.2026
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Junior Quantitative Trader (Asian Market Hours)
Chicago, IL, Illinois, United States
On-site
Posted · 19.03.2026
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Quantitative Researcher (Systematic Equities)
New York, NY, United States
On-site
Posted · 28.01.2026
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Systematic Equity Options Trader
Chicago, IL, Illinois, United States
On-site
Posted · 18.11.2025
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Quantitative Researcher (Experienced - Ph.D.)
Chicago, IL, Illinois, United States
On-site
Posted · 16.03.2026