Two Circles is seeking a Contract Android Engineer for a 6-month outside IR35 contract position. This role offers a unique opportunity to work on high-impact greenfield products for some of the world's most iconic sports brands. As part of their expanding Mobile Engineering team, you'll be instrumental in building modern, scalable apps from the ground up, shaping the future of fan engagement across global sport. The position requires working from their London office 2 days per week in a hybrid setup. You'll be working with cutting-edge technologies like Kotlin and Jetpack Compose, collaborating with cross-functional teams, and delivering features that reach millions of sports fans worldwide. The ideal candidate will bring technical expertise in Android development, strong architectural knowledge, and a passion for quality engineering practices. This role offers the chance to work on purpose-driven projects while contributing to high-quality, maintainable code that powers fan experiences for major sports brands. The position combines technical challenge with the excitement of working in the sports industry, making it perfect for engineers who are passionate about both technology and sports.