Apple's testing tools productivity team is seeking a Senior Software Engineer to join their mission of creating essential tooling and services for Apple's OS platforms and Apps. This role offers an opportunity to work on crucial development workflows and CI systems that run tests at extensive scale. As a team member, you'll use Swift to develop command line tools, frameworks, and web services, focusing on Xcode Cloud integration and enabling seamless test authoring and execution. The position offers competitive compensation ($143,100-$264,200) and comprehensive benefits including medical coverage, stock options, and education reimbursement. This is an excellent opportunity for experienced engineers passionate about building developer tools and improving testing infrastructure at one of the world's leading tech companies. The role combines technical challenges with real impact, as your work will directly influence Apple's software development efficiency across all its platforms.