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Old Mission

Quantitative proprietary trading firm specializing in global market making.

financial-services

oldmissioncapital.com ↗

Company facts

Founded: 2008
Employees: 272
Headquarters: United States
Type: Private
Funding: Secondary Market · 2020
Subsidiaries: Old Mission Capital, Old Mission Markets, Old Mission Europe, Old Mission International, Old Mission Global Trading

23 jobs

Posted Sort

23 jobs Posted Sort

Junior Trading Operations/DevOps Engineer

NewBe an early applicant North AmericaFull-timeJunior

Junior engineer on the trading operations team who deploys, runs, and monitors latency-sensitive proprietary trading systems, automates infrastructure in Python on Linux, and triages live incidents — a blend of SRE, DevOps, and ops work in a fast-paced trading environment.

DevOps Linux Networking Python

150K – 200K $

Technical Sourcer/Jr. Recruiter

North AmericaFull-timeJunior

Old Mission is a global proprietary trading firm that leverages state-of-the-art technology and research to identify and execute profitable trading strategies across multiple asset classes around the world. Our offices…

Candidate Experience Full Cycle Recruiting

Senior Software Engineer - Post Trade

North AmericaFull-timeSenior

Senior Software Engineer building reliable post-trade distributed systems at scale using Python and C++ for a proprietary trading firm.

C++ Linux MySQL Networking PostgreSQL +1 skills

200K – 250K $

Head of CI/CD Engineering

Open 84d North AmericaFull-timeC-level

Old Mission is a global proprietary trading firm that leverages state-of-the-art technology and research to identify and execute profitable trading strategies across multiple asset classes around the world. Our offices…

CI/CD CircleCI CMake Containerization C++ +9 skills

175K – 225K $

Senior Python Software Engineer

Open 84d North AmericaFull-timeSenior

Build and optimize Python-based trading systems and mission-critical applications while collaborating with quants and traders to scale infrastructure and innovate new trading tools.

Linux MySQL PostgreSQL Python

150K – 250K $

Compliance Analyst Co-Op

Open 34d North AmericaInternshipIntern

Co-Op student in Chicago supports compliance surveillance, regulatory research, and daily trading-activity monitoring for a proprietary trading firm.

Senior Compensation Manager

Open 42d North AmericaFull-timeSenior

Old Mission is a global proprietary trading firm that leverages state-of-the-art technology and research to identify and execute profitable trading strategies across multiple asset classes around the world. Our offices…

Software Engineer – 2027 Internship Program (June Start)

Open 55d North AmericaInternshipIntern

Old Mission is a global proprietary trading firm that leverages state-of-the-art technology and research to identify and execute profitable trading strategies across multiple asset classes around the world. Our offices…

C++ Python TypeScript

Software Engineer – 2027 Graduate Program (August Start)

Open 57d North AmericaFull-time

Software Engineer for 2027 graduates developing and supporting C++ based trading applications and tools at a global proprietary trading firm. The role involves working on impactful solutions for market initiatives and requires knowledge of C++, Python, SQL, JavaScript, React, and systems programming.

C++ JavaScript Linux Python React +1 skills

175K – 200K $

Quantitative Trader – 2027 Graduate Program (August Start)

Open 57d North AmericaFull-time

Junior quantitative trader on a 2027 graduate program, working in teams to find and trade mispriced securities with a focus on risk management and derivative pricing using Python or C++.

200K – 200K $

Python Software Engineer

Old Mission is a global proprietary trading firm that leverages state-of-the-art technology and research to identify and execute profitable trading strategies across multiple asset classes around the world. Our offices…

Linux MySQL PostgreSQL Python

Operations Analyst

Old Mission is a global proprietary trading firm that leverages state-of-the-art technology and research to identify and execute profitable trading strategies across multiple asset classes around the world. Our offices…

Linux Python SQL VBA

Tax Manager/Senior Tax Manager

Open 68d North AmericaContractSenior

Old Mission is a global proprietary trading firm that leverages state-of-the-art technology and research to identify and execute profitable trading strategies across multiple asset classes around the world. Our offices…

AI Automation Power Query

120K – 160K $

C++ Software Engineer

Open 84d North AmericaFull-time

Old Mission is a global proprietary trading firm that leverages state-of-the-art technology and research to identify and execute profitable trading strategies across multiple asset classes around the world. Our offices…

API Bash C++ Git Linux +2 skills

175K – 300K $

Junior Quantitative Trader (Asian Market Hours)

Open 84d North AmericaFull-timeJunior

Old Mission is a global proprietary trading firm that leverages state-of-the-art technology and research to identify and execute profitable trading strategies across multiple asset classes around the world. Our offices…

C++ Java MATLAB Python Ruby +1 skills

125K – 150K $

Python Software Engineer

Open 84d North AmericaFull-time

Old Mission is a global proprietary trading firm that leverages state-of-the-art technology and research to identify and execute profitable trading strategies across multiple asset classes around the world. Our offices…

Linux MySQL PostgreSQL Python

150K – 225K $

Quantitative Researcher (ETFs)

Open 84d North AmericaFull-time

Old Mission is a global proprietary trading firm that leverages state-of-the-art technology and research to identify and execute profitable trading strategies across multiple asset classes around the world. Our offices…

Java MATLAB Python Statistics VBA

170K – 300K $

Quantitative Researcher (Fixed Income)

Open 84d North AmericaFull-time

Old Mission is a global proprietary trading firm that leverages state-of-the-art technology and research to identify and execute profitable trading strategies across multiple asset classes around the world. Our offices…

Machine Learning Python Statistics VBA

175K – 250K $

Quantitative Researcher (Systematic Equities)

Open 84d North AmericaFull-time

Old Mission is a global proprietary trading firm that leverages state-of-the-art technology and research to identify and execute profitable trading strategies across multiple asset classes around the world. Our offices…

Feature Engineering Python Statistics

200K – 350K $

Quantitative Trader

Open 84d North AmericaFull-time

Old Mission is a global proprietary trading firm that leverages state-of-the-art technology and research to identify and execute profitable trading strategies across multiple asset classes around the world. Our offices…

170K – 225K $