Senior Software Engineer (.NET & Java)

Develocraft is looking for a Senior Software Engineer (C# & Java) for an international client. The project involves joining a team that ensures the platform integrates flawlessly with thousands of bank and financial institutions APIs. The work mode is hybrid with 3 visits per week in Gdańsk or Warsaw.

• 4+ years of experience in similar position
• Strong experience building backend services in .NET OR Java and willingness to learn the other
• Experience with API design, distributed systems and cloud environments (Azure or AWS)
• Ability to write clean, maintainable, and testable code
• Collaborative mindset and eagerness to work closely with product and engineering peers
• English (B2-C1)

Nice to have:

• Experience in establishing bank connections through PSD2 interfaces
• Prior experience from working in closely regulated industries (financial, medical, etc.)

• Designing, developing and maintaining APIs and integration modules connecting the platform to various banks and financial institutions
• Collaborating with engineers and product stakeholders
• Ensuring scalability and maintainability to best practices
• Maintaining quality through code reviews, testing, and continuous improvement