.NET Developer

We are looking for experienced .NET Developers to join a greenfield transformation project in the corporate banking sector. The team is building a modern, high-performance system from scratch using .NET 6/8, Kafka, and microservices, integrating with multiple enterprise platforms and delivering long-term impact for thousands of users.

Responsibilities:

• Development: Build scalable backend features in .NET 6/8 and microservices-based architecture
• Integration: Implement and integrate REST/SOAP services and event-driven systems with Kafka
• Collaboration: Work closely with analysts, architects, and business stakeholders on requirements and design
• Quality: Contribute to testing, deployment, optimisation, and system performance

Requirements

• 5+ years’ experience in .NET development
• Strong skills in .NET 6/8, REST, SOAP, SQL Server, Entity Framework
• Experience with Kafka and distributed/microservices architecture
• Understanding of enterprise system integration and APIs
• Polish fluency; English at B2 working level

Nice to have:

• Experience in banking/financial systems or other enterprise-scale projects
• Background in secure systems or mobile banking
• Familiarity with DDD, event storming, or user story mapping
• Agile/SCRUM team experience

Benefits

• Solid,

  competitive salary

• Work in

  multilingual, multinational and multicultural environment on international

  projects

• Comprehensive

  healthcare

• Long-term B2B

  contract with stable project pipeline

• Flexible

  hybrid model (1 day/week on-site in Warsaw/Gdańsk)