Developer, .NET Developer, Software Development

The role

We’re looking for a talented Developer with experience in Microsoft technologies to join our Engineering team.

This is an exciting opportunity to design, build and deliver high-quality software solutions that help our clients and support Energy Saving Trust’s mission to address the climate emergency. Working alongside experienced developers, architects and project teams, you’ll contribute throughout the software development lifecycle; from solution design and coding through to testing, deployment and continuous improvement.

You’ll have the opportunity to work on a variety of projects using modern Microsoft technologies including C#, ASP.NET, Azure, SQL Server and Azure Dev Ops, while helping shape technical solutions, improving system resilience and mentoring junior colleagues as your experience grows.

If you’re passionate about writing clean, scalable code, solving complex technical challenges and developing software that makes a real difference, we’d love to hear from you.

Our Engineering team develop secure, reliable and innovative digital solutions that support both our clients and the wider organisation. We work collaboratively in multidisciplinary teams, sharing knowledge, encouraging continuous learning and supporting each other to deliver high-quality outcomes.

You’ll join a supportive environment where your ideas are valued, your development is encouraged and you’ll have opportunities to work with modern technologies while contributing to projects that create positive environmental impact.

• Design, develop and deliver high-quality software solutions using Microsoft technologies including C#, ASP.NET, SQL Server and Azure.
• Contribute to solution architecture, technical design, code reviews, testing and quality assurance throughout the development lifecycle.
• Collaborate with clients, project teams and technical colleagues to deliver robust, scalable and secure applications.
• Help improve system performance, resilience and maintainability while contributing to continuous improvement initiatives.
• Coach and support junior developers and contribute to a collaborative engineering culture.

• Proven experience in a software development role, with the ability to demonstrate the skills and knowledge required for the position.
• Strong communication skills including technical liaison to engage non-technical stakeholders.
• Experience with the Microsoft platform development tools (Visual Studio, C#, LINQ, ASP.NET, Razor pages, .NET and .NET Framework, Web API, SQL Server, TSQL).
• Exposure and knowledge of client-based web technologies (JavaScript, jQuery, HTML, CSS).
• Knowledge of Microsoft Azure Dev Ops and Azure hosting.
• Experience with recognised industry design patterns including MVC, MVVM, REST, Dependency Injection.

We’ll support you with:

• Generous holiday (25 days + bank holidays + extra Christmas leave)
• True flexibility in how and where you work
• Strong pension & life assurance
• Enhanced family leave
• Green travel perks (EV scheme, cycle to work)
• Professional development support
• Yearly wellbeing allowance

These are just some of the benefits we offer.

We want to ensure that our recruitment process is inclusive of and accessible for everyone.

If you think you may need additional support or reasonable adjustments made to any part of the recruitment process, please get in touch with  or call reception on +44 (0). We will do our very best to support you.

Energy Saving Trust is committed to creating a diverse, inclusive and equitable workplace where everyone can be themselves, with support to be their best.

We strongly encourage applicants from a wide range of backgrounds and with different identities and experiences to apply for roles with Energy Saving Trust.

We are a Disability Confident Committed employer and we ringfence a minimum number of interview slots for candidates who apply via the Disability Confident scheme and meet the criteria for a role. Find out more here.

You can find out more about our commitment to diversity and inclusion here.

Please note, that we are unable to provide visa sponsorship for this post. To apply for this post, you must be able to demonstrate your eligibility to work in the UK.