Summary The Xcode team is seeking an exceptional senior Systems Engineer to drive world‑class performance across all aspects of Apple’s developer tools. This role involves collaborating with highly motivated engineers across the full software stack—from high‑level tools such as the Xcode IDE itself, related tools such as the Simulator and debugger, as well as frameworks and lower‑level tools. The position presents diverse challenges spanning from optimizing performance on currently supported hardware to unlocking the full potential of cutting‑edge next‑generation products. As a Systems Engineer on this team, you will have the opportunity to directly impact the user experience for millions of developers worldwide by ensuring every device, regardless of generation, delivers the performant, smooth, and responsive experience Apple developers expect. Description In this role, you will delve into performance issues impacting Apple’s developer tools and ecosystem, to decipher complex conditions that impact performance and develop solutions to resolve them. You will have the opportunity to drive innovative performance optimization ideas from conception to delivery, work alongside senior engineers across Apple’s tools and frameworks teams, develop measurement tools and analysis frameworks, analytics, telemetry throughout Apple’s developer tools, and create testing methodologies that reflect real‑world usage. The ideal candidate is self‑motivated, enjoys debugging complex systems, is eager to collaborate and learn alongside others, and possesses a natural curiosity for understanding how different components interact and impact overall performance. Responsibilities Review performance metric trends Investigate logs/traces to identify bottlenecks and potential focus areas Collaborate with engineering teams to develop solutions Prototype fixes in various codebases showcasing performance improvements Minimum Qualifications Bachelor’s degree in Computer Science, or related technical field 6+ years of industry experience Strong understanding of operating system fundamentals Proficiency in Swift and Objective‑C Experience in systems engineering Ability to collaborate across teams to drive development and performance optimizations Preferred Qualifications Experience with data analytics platforms such as Splunk, Honeycomb, and Snowflake Experience in performance analysis, optimization, and debugging Experience with performance profiling tools and methodologies Excellent communication, teamwork, and organizational skills Pay & Benefits At Apple, base pay is one part of our total compensation package and is determined within a range. This provides the opportunity to progress as you grow and develop within a role. The base pay range for this role is between $150,700 and $285,000, and your base pay will depend on your skills, qualifications, experience, and location. Apple employees also have the opportunity to become an Apple shareholder through participation in Apple Inc.’s discretionary employee stock programs. Employees are eligible for discretionary restricted stock unit award recommendations, and can purchase Apple Inc. stock at a discount if voluntarily participating in Apple Inc.’s Employee Stock Purchase Plan. Participation in Apple Inc.’s discretionary stock programs is governed by Apple Inc.’s stock plans and agreements and are not part of local employment contracts or compensation. You’ll also receive benefits including: comprehensive medical and dental coverage, retirement benefits, a range of discounted products and free services, and for formal education related to advancing your career at Apple, reimbursement for certain educational expenses — including tuition. Additionally, this role might be eligible for discretionary bonuses or commission payments as well as relocation. Equal Opportunity Employer Apple is an equal‑opportunity employer that is committed to inclusion and diversity. Apple provides reasonable accommodations to applicants with disabilities. Apple is a drug‑free workplace. At Apple, we believe accessibility is a fundamental human right. You’ll find that idea reflected in everything here — in our culture, our benefits and our digital tools. By welcoming as many perspectives as possible, we help you build a career where you feel like you belong. #J-18808-Ljbffr