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June 18, 2026

Senior .NET Developer

Senior • Remote

130 - 140 PLN

Warsaw, Poland

Responsibilities

  • Develop and maintain C#/.NET components supporting integration with a third-party portfolio management tool
  • Implement front-end features and UI components using Angular
  • Support integration workflows involving data exchange, REST APIs, and system interoperability
  • Collaborate with internal technical and business teams to understand platform requirements and architecture
  • Participate in code reviews, testing activities, and deployment processes
  • Investigate and troubleshoot technical issues with guidance from senior team members

Requirements

  • 5+ years of experience in .NET/C# development
  • Good understanding of OOP principles, design patterns, and clean code practices
  • Experience working with REST APIs and backend integration
  • Familiarity with enterprise systems or larger application environments
  • Strong problem-solving skills and attention to detail
  • Fluency in English (written and spoken)
  • Poland based

Nice to have

  • Practical experience with C++
  • Experience in financial services (Equities, Funds, or Trading systems)
  • Exposure to portfolio management or trading platforms
  • Basic understanding of SQL, message queues, or real-time data processing
  • Experience working in Agile teams