Senior iOS Engineer

Senior iOS Engineer Location: United Kingdom (Remote across UK, candidate must be in UK location) Client: Top-tier Global Music Streaming Platform The Role We are seeking a Senior iOS Engineer to join the Core Experience team for one of our premier clients in the music streaming industry. What You'll Do Collaborate within a high-performing, cross-functional squad (iOS, Android, C++, Backend, Design, and Data Science). Ship groundbreaking iOS features and run live product experiments that impact millions. Write clean, idiomatic Swift designed to scale across dozens of distributed engineering teams. Optimize app performance, mobile tooling, and end-to-end client-to-backend systems.Who You Are Experienced: 6+ years of iOS development. Product-Scale Experience (Preferred): Background working in large-scale, product-based tech companies. You understand massive codebases, complex CI/CD, and A/B testing at scale. Agentic-First: Crucial experience using AI agent tools like Cursor and Claude to accelerate your engineering workflow. Systems-Minded: Strong understanding of how high-scale mobile applications connect with backend systems. Collaborative: A team-first engineer who values mentorship, inclusion, and continuous learning. Bonus: Any working knowledge of C++ or Android development is a strong plus. Technical Mastery: Deep expertise in Swift, SwiftUI/UIKit, and writing decoupled, highly testable code. Product Mindset: Passionate about user experience, app performance, and clean architecture (MVVM/Modular).This is an urgent opportunity where the hiring manager is looking to interview asap, if interested then apply with a copy of your CV or send your CV to khushboo .pandey @ randstad .co .uk Randstad Technologies is acting as an Employment Business in relation to this vacancy