Software Engineer Intern (C#)
Garda’s Research and Technology group offers a summer 2027 software internship in Wayzata. The intern develops applications used for fixed-income trading, portfolio monitoring and risk.
What you’d work on
Our reading of the posting: what a new hire in this role would most likely spend their first months on.
- Implement C# and SQL features in trading applications
- Add tests and review changes with senior engineers
- Assist with position, P&L and market-data services
- Investigate application issues and contribute to trader interfaces
What they ask for
Required
- Object-oriented programming
- Algorithms and data structures
- SQL and relational databases
- Python familiarity
- Software testing
- Team communication
Preferred
- C#/.NET
- TypeScript/React or gRPC
- Fixed-income industry exposure
- Education
- Current bachelor or master student in computing, engineering, maths or quantitative finance.
- Experience
- Student internship in summer 2027; no professional year requirement is stated.
- Languages and tools
- Markets
- fixed-income
How to prepare
- Build a small C# service backed by SQL
- Test a position and P&L calculation against known trades
- Create a basic trader dashboard and explain its data flow
What to study
- Modern C++ for Quantitative Finance
- Quantitative Data Engineering
- Trading Systems and Low-Latency Infrastructure
The HFT Quant Developer roadmap sets out the stages for this kind of role, with free resources for each.
Open the roadmapApply
Read the full posting on Garda Capital Partners’s site before applying: requirements, location and pay can change after we check them.
View the posting on Garda Capital Partners’s site ↗
SelfMadeQuant wrote this summary from the employer’s public posting, last checked 6 November 2026. SelfMadeQuant isn’t affiliated with Garda Capital Partners and doesn’t handle applications.