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Senior Software Engineer

TransMarket GroupChicago🇺🇸United StatesPosted 2 Jun 2026

Why This Role Stands Out

As a Senior Software Engineer at TransMarket Group, you'll build the core low-latency systems powering global trading strategies, offering significant ownership and impact within a respected, yet growth-oriented firm. This role is ideal for experienced engineers passionate about performance optimization and collaborative problem-solving, providing a fantastic opportunity to develop your expertise in financial technology. Apply to join a dynamic team that values continuous learning and relentless improvement.

Quick Overview

Seniority
Mid Senior
Location
Chicago, United States
Posted
3 months ago
SQLBashC++GitLab CIHTTPSPython

Job Description

Who We Are

Founded in 1980 as Aardvark Financial, TransMarket Group (TMG) is a privately held global markets proprietary trading firm in Chicago. We use next-generation technology to capture opportunities around the world and manage risk in financial markets. Our mission is to bless others through the services we provide and through the generous stewardship of the wealth we create.

TMG is a well-established and profitable business as a respected member of the global financial system for over 40 years, but also is like a startup because the potential of our group is at least one order of magnitude greater than what we are currently producing. We have an entrepreneurial culture and collaboratively develop our business with patience and discipline; we work hard, learn constantly, and relentlessly improve our expertise.

Description

Our Software development team designs and builds low-latency systems that allow us to trade a diverse set of instruments across a wide range of financial marketplaces. This smaller, focused team comes with a high degree of responsibility and ownership. Our systems aim to be clean and understandable while achieving low latency and robust error tolerance. The libraries you work on will become the engine of our firm’s strategies.

Responsibilities

  • Design and implement network connectivity, market data, and execution libraries for our automated trading software platform
  • Work closely with our strategy teams to understand how they consume the software you write, so that you can anticipate and deliver future improvements
  • Leverage libraries you've worked on to facilitate backtesting and post-trade analysis of our trading strategies
  • Tune and refine existing components to improve performance, flexibility, and stability 
  • Tools: C++, Python, Bash, Linux, SQL

Requirements

  • Bachelor’s degree in a quantitative or technical field, plus five years of experience in software engineering, or a Master’s degree in a quantitative or technical field, plus three years of experience in software engineering 
  • 2-3 years of previous experience with implementing low-latency connectivity at any major exchange in C++
  • Strong knowledge of engineering software systems for low latency
  • Excellent technical and non-technical communication skills
  • Passion for the trading industry and interest in interfacing with multi-disciplinary trading teams
  • Proficiency in C++, multithreading, IPC, automated testing and benchmarking, lock-free data structures, Linux, Solarflare network stack
  • Experience with Python and/or Bash scripting, SQL, Gitlab CI/CD preferred
  • This position requires physical presence and is on-site (no remote work)

Benefits

We offer one of the most generous profit sharing programs in the industry because we believe our employees should be able to take part in our rapid growth and success. We are proud to offer more world-class benefits for our full-time employees and their families.

TransMarket Group is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, gender, sexual orientation, gender identity or expression, religion, national origin, marital status, age, disability, veteran status, genetic information, or any other protected status.

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