Software Engineer, .NET Developer, Senior Developer

Software Engineer Senior .NET Developer Our client is a software-focused technology company seeking a Senior .NET Developer to join a small and growing engineering team. This is a hands-on senior role with a strong focus on building high-quality software while providing technical guidance and mentorship to other engineers. The role offers the opportunity to work on a modern, real-time, client-server application and to contribute to architectural decisions that support long-term scalability and maintainability.

Key Responsibilities The Senior .NET Developer will be responsible for designing, building, and delivering well-tested, production-ready software using modern .NET technologies. They will take ownership of features from initial design through to release, contribute to architectural and technical decision-making, and ensure high standards of code quality and testing are maintained. The role includes reviewing code, pair programming, and mentoring junior and mid-level developers, as well as collaborating closely with product and other stakeholders to clarify requirements and deliver effective solutions.

The successful candidate will also support live systems and contribute to post-release improvements where required.

Technical Requirements Strong commercial experience with C# and modern .NET (.NET 6+)Experience building modern UI or web-based applications, such as Blazor or similar frameworks

Solid knowledge of SQL Server, relational database design, and ORM tools such as Entity Framework Experience working in cloud-hosted environments, including Azure or equivalent platforms

Strong understanding of CI/CD pipelines and modern development workflows

Proven experience supporting and mentoring junior or mid-level developers

Highly

Desirable Experience building real-time systems, ideally using SignalR or similar real-time communication technologies (e.g. Web Sockets, pub/sub, event-driven architectures)

Experience with cross-platform or hybrid application development

Exposure to AI-assisted development tools such as Git Hub Copilot, Claude, or Codex Background working on complex or data-driven software products