Software Developer Intern

Group One TradingChicago, IL
Onsite

About The Position

Group One Trading, a dynamic options trading firm, is actively seeking highly-motivated people who are interested in learning and getting hands-on experience with electronic trading systems. Our system is built on the .NET platform using C#. The system has enough variety to challenge and interest anyone: an information-dense user interface, a high-throughput, low latency parallel computational core, service-oriented architecture, and interfaces to exchanges' market data and execution systems.

Requirements

  • Must be an active student during the following Fall semester working towards a BS, MS, or Ph.D. in Computer Science, Computer Engineering, or a related technical field.
  • Familiarity with a C-style object-oriented language: C#, Java, C++, or Objective-C.
  • Solid Computer Science and software development fundamentals.
  • Desire to learn and grow as a software developer.
  • Ability to effectively communicate and collaborate with colleagues across different functional units and locations.

Nice To Haves

  • A broad, multi-platform skill set will help you be successful in this role, but there will be plenty of learning opportunities no matter how many of these skills you bring in with you.
  • We also encourage applicants with non-traditional backgrounds to apply.

Responsibilities

  • Gain exposure to the business of equity options trading.
  • Gain real-world experience with a team that develops proprietary software in an ever-changing, fast-paced, and competitive environment.
  • Complete initial orientation, become familiar with our environment, our infrastructure, and our business.
  • Learn the roles and skillsets of your Dev teammates to discern and utilize the best advice and information for yourself and others.
  • Engage and contribute directly to projects with real implications for our traders and company.

Benefits

  • Company-paid housing or housing stipend
  • Individualized mentorship
  • Fresh fruit and snacks daily
  • Casual dress environment
  • Social events
  • In-person interview expenses for travel and childcare will be reimbursed by Group One.
© 2026 Teal Labs, Inc
Privacy PolicyTerms of Service