The role is in Apple Services Engineering (ASE) in London. ASE is the team behind high-profile services such as Apple iCloud, Apple Music, Apple TV, Apple Arcade and more. We are seeking an accomplished senior software engineer to architect and build the software for our customer engagement platform, powering message orchestration across Apple Services at global scale.\\n\\nThe people here at Apple don't just build products - they build the kind of wonder that's revolutionised entire industries. It's the diversity of those people and their ideas that encourages the innovation that runs through everything we do, from amazing technology to industry-leading environmental efforts. Join Apple, and help us leave the world better than we found it.\\n The ASE Customer Engagement engineering team is responsible for building the platform that enables communicating with millions of customers every day, across services such as Apple iCloud, Apple Music, Apple TV, Apple Arcade, Apple News, Apple Fitness, Apple Wallet and more.\n\nIn this team, you will be responsible for designing, building, improving and maintaining server-side applications that process requests at phenomenal scale, with low latency and high availability. These applications transform and optimise self-service configurations (including campaigns and signals) maintained by operations teams using tooling for runtime execution. At runtime, they orchestrate customer messaging to millions of users with sophisticated targeting, personalisation and A/B testing across Apple Services.\n Undergraduate degree related to computing or equivalent professional experience\nStrong Java programming expertise is required\nExperience designing and building loosely coupled and eventually consistent distributed systems\nHistory of driving the architecture and adoption of reusable platform capabilities and shared services used by multiple teams\nProven experience designing and building production-grade APIs using microservices written in Java\nCommunicating effectively, both written and verbal, with technical and non-technical cross-functional teams Demonstrated experience integrating AI agents into software development workflows to improve code quality, facilitate debugging, enhance code reviews, and maintain comprehensive documentation\nExpert at writing clean, high-performance, and maintainable code in Java\nProficient at using test-driven development to empower CI/CD workflows\nStrong knowledge of data structures, concurrency patterns, and software design principles\nTrack record of technically leading software development projects across multiple teams\nExperience making critical architectural decisions that have long-term impact on product success, scalability and reliability\nBackground working with high-scale, low-latency distributed systems serving millions of users