MARGO
Senior C# Developer with Fintech experience
Skills
1 month ago
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Important information
Contract type:
Permanent
Location:
Warsaw, Poland
Work mode:
Onsite
Published on:
15 September 2026
What they need
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.
💡 CONDUCT & ATTITUDE EXPECTATIONS:
- High autonomy combined with excellent teamwork skills.
- Excellent communication, analytical, and organisational skills.
- Attention to detail (especially under time pressure).
- Proactive, flexible approach to daily engineering challenges.
- Motivation to work directly with front-office IT.
- Integrity and discipline.
- Role model supporting a culture of good conduct.
- Proactivity, transparency, and accountability in managing conduct risks.
- Considering the impact of decisions on colleagues, partners, and clients; escalation in case of doubts.
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