Software Engineer (API Development / Backend – Node.js, C#) Birmingham, West Midlands (Hybrid – 1 day onsite a week) £50-55k Benefits We’re partnering with a leading enterprise software house in Birmingham that is expanding its engineering team. They’re looking for a Software Engineer with strong API and backend development experience to work on complex, high-performing systems used by global clients. This Developer role offers the opportunity to build and enhance large-scale, data-driven applications with a focus on reliability, scalability, and performance. As a Software Engineer, you’ll take ownership of backend services and integrations, designing and developing robust APIs that power enterprise software products. You’ll work primarily with Node.js and C#, collaborating with cross-functional teams to deliver well-architected, maintainable solutions. Key Responsibilities Design, build, and maintain RESTful APIs and backend systems. Develop high-quality, scalable code using Node.js and C#. Collaborate with product and engineering teams to define technical solutions. Ensure best practices in testing, deployment, and CI/CD. Optimise performance, security, and maintainability of backend services. Support occasional front-end integration using React (desirable, not essential). Skills & Experience 4 years’ commercial experience in backend/API development. Strong expertise in Node.js and C#. Solid understanding of REST API design and implementation. Experience with cloud computing and CI/CD pipelines. Knowledge of automated testing tools Familiarity with React or modern JavaScript frameworks (advantageous). Excellent problem-solving, collaboration, and communication skills. Join a forward-thinking Software engineering team focused on quality and innovation, where you will work on high-impact enterprise software projects. Keywords: Software Developer, Backend Developer, API development, Rest Api, Node.js, C#.React, Birmingham, West Midlands To apply, please send your CV to Bethany at (url removed) or call (phone number removed) for more details. Follow us on Twitter: @erinassociates Erin Associates Ltd is acting as an Employment Agency in relation to this vacancy