The Senior Software Engineer will be part of the software supply chain security team at Apple Services Engineering, focusing on building automated security assurance tools and enhancing supply chain integrity. This role requires strong distributed systems engineering skills and the ability to integrate security controls into existing workflows. The engineer will collaborate with various teams to ensure the quality and security of software used across Apple Services. The position emphasizes hands-on development, research, and prototyping of security services and features.

• 8+ years of hands-on software engineering experience, including production ownership of non-trivial systems.
• Strong software engineering fundamentals with proficiency in at least two programming languages such as Python, Go, or Java.
• Solid working knowledge of software supply chain security concepts, including package and dependency risk and artifact signing.
• Experience designing, building, and operating agentic systems and LLM-integrated applications in production.
• Familiarity with application security assurance methodologies, including static and dynamic analysis.
• Experience designing and operating distributed backends with meaningful uptime and performance requirements.
• Experience building and maintaining CI/CD pipelines and integrating security controls into them.
• Comfortable operating in Linux and macOS environments, with proficiency in a shell scripting language such as Bash.
• Experience with threat modeling, taint analysis, or other program-analysis techniques.
• Working knowledge of common web and service-level vulnerabilities.

• Design, implement, test, and operate security services and features.
• Collaborate with infrastructure, platform, and product security teams.
• Participate in code and security reviews to maintain high software quality standards.
• Conduct research and prototyping, presenting ideas and results to the team and management.
• Own significant components end to end and remain close to the code as those components evolve.

• Employees at Apple are often offered comprehensive benefits that support physical and mental well-being—flexible medical plans, confidential counseling, onsite wellness centers at major campuses, and resources for fitness and daily life. Families typically receive fertility support, paid parental leave with gradual return, caregiving leave, and dependent-care guidance, while financial perks commonly include stock grants (with purchase discounts), 401(k) matching, and income-protection coverage. Employees also see robust time off, Apple University learning and tuition reimbursement, donation matching and paid volunteer hours, and deep product and partner discounts.