Senior .NET Developer with DevOps skills

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.

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

,[Design, develop and maintain scalable applications and services using C# and .NET / ASP.NET. , Build clean, maintainable and production-ready code following modern software engineering practices. , Work with SQL Server and integrate applications with databases and external services. , Design and implement integrations with 3rd party services and APIs. , Collaborate closely with other developers, DevOps engineers and stakeholders to deliver features from development through to production. , Contribute to and improve CI/CD pipelines, automating build, test and deployment processes. , Work with Docker, Kubernetes and Helm to support containerized applications and production deployments. , Help improve application reliability, observability, security and performance. , Explore and implement practical AI integrations, including AI services or agents, into development workflows or applications. , Take ownership of technical solutions and contribute to architectural and engineering decisions. ] Requirements: .NET, DevOps, Cloud, C#, SQL Server, CI/CD Pipelines, Docker, Kubernetes, Helm, Security, AI, SQL, Relational database, REST API, Communication skills, React, Angular