Software Engineering Internship - Summer 2027

Additionally, our engineers use AI coding assistants and agentic tooling in their daily workflow, and we are actively building AI into our trading, research, and engineering systems.

As an intern, you will work in that environment and be encouraged to use these tools to ship more and ship it faster.

What to Expect

The 8-week internship program gives you insight into our culture and an inward look into what our business is all about.

You will participate in three classroom learning experiences including: a week-long Basics of Options class, a multi-week class on the fundamentals of market making (Mock Trading), and a multi-week class that introduces elements of our quant framework (Quant Curriculum).

You will also attend planned social activities and talks from various business leaders to propel your professional growth, and build your network with CTC employees and fellow interns.

You will:

• Deliver a technical project in an impactful role mirroring that of a full-time Software Engineering Associate
• Get hands-on experience with our trading technology
• Receive mentorship from members of our technology team
• Experience a culture with a strong emphasis on teamwork and collaboration built through various educational and social activities

What it takes for you to be successful

• A foundation in data structures, object-oriented programming and algorithms, and the ability to apply them to real-world problems
• An interest in learning about technology, trading, pricing and risk management. No prior knowledge or experience in finance is necessary, but a deep curiosity and a hunger to learn is essential
• You are a highly motivated, humble, and collaborative team member
• Ability to thrive in a team-based environment filled with driven people who want to compete and win together
• Ability to effectively communicate ideas both written and verbally that showcase your analytical skills

Key R equirements

• You are pursuing a Bachelor’s or Master’s degree in Computer Science, Computer Engineering or a similar technical field with Java, C++, or Python experience
• You will graduate between December 2027-June 2028
• You have a demonstrated record of success (academics, awards, etc.)
• You are willing to relocate to Chicago, IL for the summer (most full-time offers will be in Chicago with a limited few in New York, NY)
• You can participate in the full duration of the 8-week program from mid-June to early August 2027

Why should you consider interning at CTC?

• Be part of a fast-growing, industry-leading global trading company
• Work in an environment that actively explores and applies emerging technologies — including AI — to enhance trading, engineering, and research workflows
• Opportunity to work with and learn from forward-thinking leaders in our industry
• Excellent support system to ensure your learning and development
• Competitive pay, free housing with your fellow interns in downtown Chicago, and free breakfast, lunch, and snacks!