Senior Software Engineer-Apple Music

Every scroll, every tap, every moment of discovery of the Apple Music catalog is powered by the MusicUI framework - and the team behind it is looking for their next great engineer. We build the cross-platform UI layer that brings Apple Music to life on iPhone, iPad, Mac, Apple TV, and Apple Vision Pro, reaching hundreds of millions of listeners in over 160 countries.

This is a full-stack role spanning TypeScript and native Swift/SwiftUI, where youll build the rich, content-driven interfaces that help people find their next favorite song, album, or playlist. Youll work alongside exceptional engineers, tackle challenges that span multiple languages and platforms, and often be among the first to build on Apples newest technologies. If youre passionate about music, meticulous about user experience, and energized by working at scale, wed love to meet you. As a software engineer on the MusicUI team, you will build and maintain the cross-platform framework that powers Apple Musics user interface across iOS, tvOS, macOS, and visionOS. Youll work across the full client technology stack - writing TypeScript that shapes the data and logic behind the UI, and implementing the native Swift/SwiftUI components that bring rich catalog experiences to life on each platform.

This role spans the full UI pipeline: from modeling and transforming API data, to building polished native components that showcase albums, playlists, artists, and more. Youll tackle performance optimization, cross-platform navigation, accessibility, and the day-to-day craft of delivering a world-class content browsing experience within a large, multi-platform codebase.Design and implement new features across the MusicUI framework in both TypeScript and Swift/SwiftUI Build and maintain rich, content-driven UI - catalog browsing, search, and personalized experiences across iOS, tvOS, macOS, and visionOS Optimize performance of scroll-heavy interfaces, lazy layouts, image loading, and rendering to ensure a smooth experience at scale Architect solutions that span the full stack, analyzing feature requirements and proposing designs that work across multiple client platforms Debug and resolve complex issues that cross language boundaries, platform boundaries, and system layers Collaborate closely with design, product, and systems teams across Apple to deliver polished, platform-authentic experiences Ensure quality through unit testing, performance regression testing, metrics validation, and code review within a fast-paced release cadence Contribute to the teams shared frameworks, patterns, and developer tooling to improve velocity and code health across the codebase Proficiency in Swift and SwiftUI, with experience building production UI across Apple platforms Proficiency in TypeScript or JavaScript, with experience in typed, modular application development Experience working in large, multi-layered codebases across multiple languages or technology stacks Experience integrating with RESTful APIs and transforming data models into UI components Strong understanding of software design patterns such as dependency injection, protocol-oriented design, and command/action patterns

• Demonstrated ability to debug across system boundaries - bridging layers, async workflows, and platform-specific behaviors
• Strong communication and collaboration skills in a team environment Bachelors degree in Computer Science, Software Engineering, or a related technical field - or equivalent practical experience.Experience with cross-platform mobile/desktop development targeting multiple Apple platforms (iOS, tvOS, macOS, visionOS) Experience with UI performance profiling and optimization - scroll performance, view reuse, memory management, lazy loading Knowledge of JavaScript runtimes or bridging layers between scripting languages and native code Familiarity with UIKit, AppKit, or Objective-C and experience bridging legacy frameworks with Swift/SwiftUI Track record of working with metrics and analytics pipelines to measure feature impact and detect regressions Passion for music and a keen eye for the details that make a great user experience