Back End Developer

Backend Developer Location : London (Hybrid) Salary : £45,000 – £50,000 per annum Employment Type : Permanent The Opportunity A growing digital team is seeking a skilled and motivated Backend Developer to contribute to the delivery of high-quality web solutions for a range of clients across sectors including healthcare, housing, legal, and professional services. This is an ideal role for a developer with solid backend experience who’s looking to expand their skillset across modern JavaScript frameworks and headless CMS platforms, and work on large-scale, content-rich digital builds. Key Responsibilities Develop and maintain backend services and systems that power dynamic digital experiences Build and extend headless CMS integrations (e.g., Contentful, Sitecore, or similar) Create performant APIs and server-side logic to support frontend applications Work closely with frontend developers, designers, and product owners in an Agile setting Contribute to architectural decisions, documentation, and continuous improvement Ensure performance, scalability, and security standards are upheld Participate in peer code reviews and development best practices Required Skills & Experience 2–4 years of experience in backend development using C#, .NET, or Node.js Working knowledge of React and Next.js (enough to collaborate effectively with frontend teams) Experience with headless CMS platforms such as Contentful, Sanity, Sitecore, or equivalent Understanding of RESTful APIs and/or GraphQL Proficient in Git and CI/CD workflows Previous experience working in Agile or Scrum environments Nice to Have : Familiarity with cloud platforms (Azure preferred) Exposure to JAMstack architecture and modern web development patterns Experience in a digital agency or client-facing delivery role Awareness of frontend best practices (accessibility, performance, SEO)