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Senior .NET Developer (C# / Umbraco)

Eastleigh
2 months ago
Applications closed

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Role: Senior .NET Developer (C# / Umbraco)
Location: Eastleigh
Salary: £45,000 - £55,000
We’re looking for a skilled and forward-thinking Senior .NET Developer to help deliver high-quality digital services and customer experiences. In this pivotal role, you’ll design, build, and enhance scalable .NET applications – with a strong focus on Umbraco CMS development and integration. You’ll work as part of an agile team to support the delivery of secure, efficient, and innovative solutions across the business.
Senior .NET Developer Responsibilities

Lead on the design, development, and maintenance of robust .NET-based web applications
Take ownership of Umbraco CMS development and optimisation, ensuring seamless content delivery and integration
Build and consume APIs to connect systems including Dynamics 365, CRM, and other platforms
Write clean, reusable, and testable code using modern practices and frameworks
Ensure systems are well-documented, performant, and scalable
Collaborate with cross-functional teams to translate user needs into technical solutions
Use DevOps pipelines and version control tools to manage releases
Monitor and troubleshoot production systems, supporting incident resolution
Ensure all solutions meet security, compliance, and accessibility standards
Mentor junior developers and contribute to best practice sharingWhat you should bring to the role
✅ Strong experience with .NET (C#), .NET Core, and ASP.NET MVC
✅ Hands-on experience with Umbraco CMS (v8 and above highly desirable)
✅ Proven ability to design and deliver scalable CMS solutions
✅ Proficiency in integrating APIs and working with Azure (Functions, CosmosDB, etc.)
✅ Experience with MS SQL Server and cloud-based architecture
✅ Understanding of Agile delivery frameworks and DevOps practices
✅ Desirable experience with JavaScript frameworks such as Vue.js or React
✅ Strong problem-solving skills and attention to detail
✅ A collaborative mindset and passion for clean, efficient code
✅ Ability to engage with stakeholders and translate business requirements

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