Ruby on Rails Engineer (Full Stack)

About the Role We’re looking for a skilled Ruby on Rails Engineer to help us build and scale modern web applications and backend services. This is a full-stack role, with a strong emphasis on good software engineering principles, clean design, and long-term maintainability. You’ll work across web applications, APIs, and backend services, collaborating closely with product and engineering peers to deliver reliable, high-quality software. Responsibilities Design, build, and maintain Ruby on Rails applications Contribute across the stack, including database design, backend services and APIs, and front-end integration Write clean, well-tested, and maintainable code Participate in design discussions and technical decision-making Improve system reliability, performance, and scalability over time Collaborate with product managers and other engineers to translate requirements into robust solutions Review code and contribute to shared engineering standards and best practices Work with containerised services deployed to Kubernetes and AWS based services Requirements 3+ years of commercial experience with Ruby and Ruby on Rails Experience of working with AI engineering tools (e.g. Claude Code, Codex, Cursor) and workflows in a commercial, team based environment Experience of delivering software using modern development workflows in CI/CD environment Experience building and maintaining web applications and APIs, including security and performance considerations Experience of working with databases, including data modelling, schema design and query optimisation, preferably with MongoDB and PostgreSQL Excellent written a verbal communication skills and demonstrated ability to work in a remote/distributed environment. Experience of working within healthcare is not required, however experience of working with health assessments and medical testing would be advantageous.