Senior Software Engineer (C# & Java)

Develocraft is looking for a Senior Software Engineer (C# & Java) for our international client. In this project, you will join a team that ensures the platform integrates flawlessly with thousands of bank and financial institutions APIs. It's a hybrid work, 3 visits per week in Gdańsk or Warsaw Requirements: 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.) is welcome Responsibilities: 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 What we offer: CoE: 18,000 - 23,000 PLN gross per month 5% annual bonus 10% company match for retirement savings Hybrid and flexible schedules support work-life balance 16 weeks paid leave for new parents Paid volunteer time and donation matching Guaranteed paid time off to recharge Comprehensive wellness support and resources