One of the UKs most iconic omni-channel retailers is looking for a Senior Java Developer to join their expanding digital engineering function. This position requires deep expertise in Kotlin or modern Java , strong architectural understanding of microservices , and a passion for technical leadership and mentoring. Experience working within ecommerce, mobile, or customer-facing digital platforms is highly desirable. … environment, collaborate with agile product teams, and contribute to a high-traffic platform used by millions of customers. Key Responsibilities: Design, build, and maintain scalable, high-performance services using Kotlin or Java Provide technical leadership and mentoring to other engineers in the team Contribute to solution architecture and strategic technical direction Build, integrate, and maintain REST APIs and backend … and DevOps Optionally take on people management responsibilities for engineers Stay updated with emerging backend and cloud technologies Key Skills & Experience 5+ years of back-end development experience using Kotlin or modern Java Expertise in microservice architectures and frameworks like Spring Boot or http4k Deep understanding of RESTful API design and integration Proven experience mentoring engineers and contributing to More ❯
Leeds, West Yorkshire, Yorkshire, United Kingdom Hybrid / WFH Options
Halian Technology Limited
One of the UKs most iconic omni-channel retailers is looking for a Senior Java Developer to join their expanding digital engineering function. This position requires deep expertise in Kotlin or modern Java , strong architectural understanding of microservices , and a passion for technical leadership and mentoring. Experience working within ecommerce, mobile, or customer-facing digital platforms is highly desirable. … environment, collaborate with agile product teams, and contribute to a high-traffic platform used by millions of customers. Key Responsibilities: Design, build, and maintain scalable, high-performance services using Kotlin or Java Provide technical leadership and mentoring to other engineers in the team Contribute to solution architecture and strategic technical direction Build, integrate, and maintain REST APIs and backend … and DevOps Optionally take on people management responsibilities for engineers Stay updated with emerging backend and cloud technologies Key Skills & Experience 5+ years of back-end development experience using Kotlin or modern Java Expertise in microservice architectures and frameworks like Spring Boot or http4k Deep understanding of RESTful API design and integration Proven experience mentoring engineers and contributing to More ❯
Leeds, West Yorkshire, Yorkshire, United Kingdom Hybrid / WFH Options
LA International Computer Consultants Ltd
a robust product is released Key Skills & Experience: * You will have a proven track record as an Android Developer. * Good understanding of Android platform with a good proficiency in Kotlin * Past experience of releasing a mobile app to Google Play * Have a quality led development focus, utilising version control, unit testing, UI testing and CI/CD. Ideally Git More ❯
Sheffield, Yorkshire, United Kingdom Hybrid / WFH Options
eTeam Workforce Limited
Location: Sheffield/Hybrid Duration: 30/12/2025 Rate: £358/Day(Inside IR35) Role Description: Experience in working in an agile and DevOps environment. Proficiency in Kotlin and Java with understanding of Android framework and libraries. Experience in Android development tolls such as Android Studio, Gradle and Git. Strong understanding of mobile app architecture, design pattern More ❯
Leeds, West Yorkshire, United Kingdom Hybrid / WFH Options
G2 Recruitment Group Limited
dependent on experience. Please send an up-to-date CV if interested for more details. ios developer, iphone developer, ipad developer, swift developer, swiftui, swift ui, android, kotlin, real-time, software engineer, software developer, mobile developer, software architect g2 Recruitment are committed to equality of opportunity for all applications from individuals are encouraged regardless of age, disability, sex, gender More ❯
Leeds, West Yorkshire, Yorkshire, United Kingdom Hybrid / WFH Options
Fruition Group
and skills Proven experience in a Senior Java focused role Experience developing modern tech stacks Experience working in modern Cloud environments (AWS) Knowledge of back-end languages mainly Java (Kotlin, Scala or Go would be beneficial) Knowledge of front-end languages and libraries would be a bonus (e.g. React, Vue, Flutter) Familiarity with data design, handling and security Excellent More ❯