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.
170 zł – 230 zł an hour
Tech Stack
- Language & Frameworks: C# .NET, Windows Services, ASP.NET Web API, SignalR
- Communication: Asynchronous message-driven communication (Rebus)
- Databases & ORM: MS SQL, ORM (Dapper)
- Tools & DevOps: GIT (Bitbucket), TeamCity, Jenkins, Ansible
Required Technical Competencies
- Deep understanding & experience: OOP, patterns, principles.
- Deep understanding & experience: .NET C# and its ecosystem.
- Deep understanding & experience: service-oriented architectures.
- Deep understanding & experience: MS SQL.
- Demonstrable experience: DevOps tools.
- Understanding of LLM capabilities in software development; practical experience with agentic AI engineering in an enterprise environment.
Functional / Financial Knowledge
Candidates are required to have expertise in at least 2 areas from the following list:
- Financial products (Listed / OTC)
- PnL Explain, risks (Delta, Gamma, Theta, Vega...)
- XVA (CVA, FVA, ColVA...)
- Liquidity Risk (RNFB, NSFR...)
- Cash Forecasting
- Balance Sheet Metrics (Leverage Exposure...)
- Pre-trade calculation and booking workflow
Nice to Have
- Web development experience: HTML, JavaScript / TypeScript, React, Redux.
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.