Salary: £33,000 - 36,000 per year Requirements: Strong experience in Kotlin, or Java with a willingness to learn Kotlin Experience in API development, SQL/databases, and/or HTML/JavaScript Strong coding standards with excellent attention to detail Proactive mindset with the ability to self-drive and unblock issues Experience using tools such as GitHub/Bitbucket, Jira, and Confluence Responsibilities: Collaborate with developers, testers, and stakeholders to build and run high-quality products Design, develop, and implement backend features aligned to business priorities Contribute to lightweight front-end components using a simple UI framework Build and maintain APIs and microservices Work directly with customers to resolve issues and respond to feature requests Participate in agile CI/CD delivery with rapid, iterative releases Engage in peer reviews and contribute to automated testing practices Play an active role in a collaborative, high-performing engineering team Technologies: API Backend BitBucket CI/CD GitHub JIRA Java JavaScript Kotlin SQL microservices UX UI Design More: We are seeking a proactive and skilled Kotlin/Java Developer to join our cutting-edge Developer Experience (DevX) Standards & Controls team within a global technology environment in Sheffield (Grosvenor House). This hybrid role allows for 2 days onsite and offers a full-time contract at £300 per day (Outside IR35). Youll be working on modern, microservices-based applications and APIs that help development teams manage and demonstrate compliance across software delivery, offering you variety, ownership, and the chance to utilize modern engineering practices. last updated 17 week of 2026