Co Founder - Lead Mobile Software Engineer (iOS & Android)

Company Description Sheerwater Studios is an independent software and digital venture studio based in the London/Surrey tech ecosystem, focused on delivering high-utility software products, niche SaaS platforms, and mobile applications. A core team of UK-based co-founders leads product strategy, system architecture, UX design, and quality assurance, while a global engineering team enables rapid, continuous development. The studio turns bold product concepts into robust, production-ready software through strong backend engineering and human-centered mobile and web design. Team members join a product-led environment that values technical excellence, fast iteration, and clear, UK-driven direction.Role Description The Lead Mobile Software Engineer (iOS & Android) is a full-time, on-site role based in the London Area, United Kingdom. This role is responsible for leading the design, development, and delivery of mobile applications across iOS and Android platforms, ensuring high performance, reliability, and a polished user experience. Day-to-day activities include architecting mobile solutions, writing and reviewing code, guiding implementation of best practices, and collaborating closely with product, UX, and backend teams. The person in this role will mentor other engineers, coordinate with the distributed technical engine, and help define technical standards and processes for mobile development. They will also participate in roadmap discussions, support releases, troubleshoot production issues, and contribute to continuous improvement of the studio’s mobile engineering capabilities.The Mission: Lead cross-platform mobile development for our product wing—including our flagship London Mosque Finder application—and high-impact client software.Core Responsibilities:Build and maintain performant cross-platform mobile apps using Flutter or React Native.Integrate geolocation services, real-time mapping APIs, and local notification engines.Work alongside UK lead architecture to establish clean code standards and automated mobile CI/CD pipelines.Who We Want: A developer with a portfolio of published apps or strong mobile side projects looking to own the mobile engineering vertical of a growing studio.