Lead iOS Engineer – Government - AI We are looking for a Lead iOS Engineer to help deliver next-generation AI-powered mobile services for UK citizens. You will combine hands-on iOS development with technical leadership, shaping companion and personalisation features that make government services more accessible and user-centred. Responsibilities Build and deliver high-quality iOS apps using Swift and SwiftUI. Lead technical decisions, migrations, and framework adoption. Champion accessibility and inclusive design across mobile services. Collaborate with designers, product managers, and engineers to deliver user-focused solutions. Apply AI tooling to improve accessibility coverage, testing, and development speed. Mentor and guide other engineers.Essential Skills Eligibility to become SC or active SC clearance Strong experience as a Lead iOS Engineer on large-scale apps. Deep expertise in Swift, SwiftUI, Core Data, and modern iOS frameworks. Proven ability to deliver both greenfield apps and modernise legacy systems. Commitment to accessibility (WCAG) and inclusive design. Experience using AI assistants for code generation, testing, or optimisation.Desirable Background in complex or regulated environments. Cross-platform awareness (Android alignment, backend integration). Strong stakeholder management and collaboration skills