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Senior .NET Developer with DevOps skills

We are looking for a hands-on Senior .NET Developer with DevOps skills to join a team delivering cloud-native applications for a client in the regulatory and financial technology domain. You will be primarily focused on designing, developing and maintaining high-quality .NET applications, while also contributing to the deployment, automation and cloud infrastructure layer.

This is a senior, autonomous role within a collaborative, fast-moving team - strong communication and ownership are as important as technical depth.

In Short

  • 100% REMOTELY or from one of our 2 offices
  • 120 - 160 pln/h

☑️ B2B contract

The Essentials We’re Seeking

  • 5+ years of professional experience in .NET development.
  • Strong, hands-on experience with C# and ASP.NET / .NET.
  • Solid experience working with SQL Server and relational databases.
  • Experience designing and consuming REST APIs and integrating 3rd party services.
  • Practical experience with Docker and containerized applications.
  • Good working knowledge of Kubernetes and Helm.
  • Experience building or maintaining CI/CD pipelines, preferably with Jenkins or GitLab.
  • Understanding of cloud platforms, infrastructure-as-code and modern deployment strategies.
  • Practical experience integrating AI technologies, including AI agents or AI services, into development workflows or applications.
  • Experience working with production systems and understanding of scalability, reliability and security.
  • Fluent English communication skills (minimum B2+ level).
  • Senior-level autonomy, ownership and problem-solving skills.

Nice to have

  • Knowledge of frontend frameworks like React or Angular.
  • Background working in regulated, compliance-heavy or high-availability environments.
  • Experience with observability and monitoring tools.
  • Experience with infrastructure-as-code technologies.
  • Previous experience taking ownership of applications from development through to production.

See also

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