Senior C# Developer, Berkshire

Join a fast-moving telecoms provider in Berkshire as a Senior C# Developer, where you'll lead the development of internal applications that drive operational efficiency and customer service excellence. This is a hands-on role for a seasoned engineer who thrives in a collaborative, delivery-focused environment.

About the Role

You’ll take ownership of key internal systems built on C#, ASP.NET MVC, and Blazor, supporting everything from provisioning workflows to billing automation. Working alongside product owners and infrastructure teams, you’ll help shape the technical direction and mentor junior developers.

Key Responsibilities

• Architect, develop, and maintain internal applications using C#, ASP.NET MVC, and Blazor

• Collaborate with stakeholders to translate business needs into scalable solutions

• Lead code reviews and promote best practices across the development team

• Optimise performance and security of internal systems

• Contribute to DevOps workflows and CI/CD pipelines

Requirements

• Strong experience with C#, .NET Core, and ASP.NET MVC

• Understanding of Blazor (Server or WebAssembly)

• Proficient in SQL Server and Entity Framework

• Experience with RESTful APIs and modern front-end development

• Comfortable working in Agile/Scrum environments

Desirable

• Exposure to telecoms systems or operational tooling

• Familiarity with Azure services and deployment pipelines

• Experience mentoring or leading small development teams

What’s on Offer

• Competitive salary and annual bonus

• Hybrid working (2–3 days in-office, Berks HQ)

• Private healthcare and pension scheme

• Collaborative, tech-forward culture with room to grow

• Access to training, certifications, and industry events