Senior C# Developer with Fintech experience
margo-group
| Company | margo-group |
| Category | Engineering |
| Location | Warsaw |
| Remote | Remote |
| Employment | Not stated |
| Level | Senior |
| Salary | PLN 170–230 |
| Posted | 25 May 2026 |
| Last verified | 3 Aug 2026 |
| Source | Employer ATS (lever) |
Description
On behalf of our client – a global financial institution – we are looking for an experienced specialist for the position of Senior C# Developer .
ABOUT THE PROJECT & TEAM: You will join a distributed, international team responsible for the development of core systems in the areas of XVA, Liquidity, and Financial Resource Management. The project is currently at an exciting turning point – migrating to a modern, highly advanced event-driven architecture on the back-end side. The developed UI tools support the daily operations of hundreds of users in a dynamic market environment. We work in a collaborative, agile environment with a strong emphasis on clean code and software craftsmanship.