Job Title: Mobile App Developer Location: Stratford, London (4 x per week working on site)Salary/Rate: Up to £537 per dayStart Date: Feb 2026Job Type: 11 month (Inside IR35 contract)Role overview: We are currently recruiting for an experienced Mobile App Developer to join our global client in the automobile manufacturing industry. Immediate interview andamp; start available via Square One Resources.Responsibilities: Technical Leadership: Translate business needs into technical solutions, ensuring they conform to architectural standards. Own the technical backlog, manage technical debt, and ensure code is structured to meet emerging requirements.Delivery andamp; Operations: Ensure CI/CD pipelines are maintained, releases are shipped consistently, and blockers are resolved.Mentorship: Support the growth of fellow engineers, acting as a mentor to 6 software engineers across the team.Collaboration: Proactively work with external Back End teams (including Pro Telematics, Charging, and Transportation Mobility Cloud). Work with the Front End team to ensure UX alignment with platform conventions.Community: Be an active part of the development community, sharing best practices, identifying cross-product alignment opportunities, and defining coding standards.Technical Experience Required:Java Ecosystem: Extensive software development experience in JVM languages (Java, Kotlin) across multiple projects, with deep knowledge of Spring and Spring Boot Frameworks.Cloud andamp; ..... full job details .....