Senior .NET Developer

W.A.G. payment solutions
W.A.G. payment solutions

Software Engineering

Bratislava, Slovakia

Posted on Sep 9, 2026
We are looking for a Senior .NET Developer who will be responsible for designing, developing, and maintaining scalable, high-performance backend services in a cloud-native architecture. You will focus on building resilient, scalable, and secure solutions deployed on Microsoft Azure. In this role, you will not only build software but also take end-to-end ownership of solutions that operate in a complex, distributed ecosystem. You’ll be part of the team that designs and maintains core domains supporting our mission-critical applications.
  • Strong expertise in .NET (C#)
  • Experience with Azure Cloud
  • Proficiency in containerized applications
  • Deep understanding of microservices architecture and distributed systems
  • Experience with event-driven systems (Azure Event Hub, Azure Service Bus)
  • Strong knowledge of CI/CD automation and DevOps practices
  • Experience working in Agile teams (Scrum, Kanban)
  • Proven ability to deliver E2E solutions
  • Comfortable working in distributed systems or microservice-based architectures
  • Experience with AI-assisted development tools
  • Design and implement scalable, fault-tolerant backend services
  • Build and deploy cloud-native applications on Microsoft Azure
  • Implement event-driven architecture
  • Optimize database performance
  • Apply security best practices, including data protection and secure API development
  • Implement unit, integration, and end-to-end testing for software quality assurance
  • Follow SOLID principles and Test-Driven Development (TDD)
  • Conduct code reviews and enforce best practices
  • Develop and maintain CI/CD pipelines
  • Use Infrastructure as Code for cloud provisioning
  • Monitor and optimize system performance
  • Work closely with frontend developers, DevOps teams, and product managers to deliver integrated solutions
  • Maintain technical documentation for architecture, APIs, and system components
  • Provide mentorship and guidance to junior developers