The Senior Software Engineer will join the ASE Security Frameworks team at Apple, focusing on creating fundamental security services that address identity and authorization challenges. This role requires a blend of technical expertise and extensive knowledge in security within large-scale operations. The engineer will collaborate with cross-functional teams to design and implement client libraries and SDKs that enhance the organization's security posture. The position emphasizes building Security Frameworks in multiple programming languages and ensuring integration with partner services.

• 8+ years of software development or production operations experience in a large-scale environment
• Bachelor's Degree or equivalent experience preferred
• Strong programming skills in Golang and Java, with the ability and willingness to learn Swift, Rust, Python, and TypeScript
• Experience building and operating high-performant client SDKs and libraries
• Knowledge of securing APIs, including input validation, mTLS, authentication, and authorization mechanisms
• Deep understanding of Identity and Access Management (IAM) concepts
• Knowledge of client-side security best practices
• Experience with cross-platform SDK development and maintaining API consistency
• Understanding of backward compatibility strategies for SDK versioning
• Experience with monitoring and telemetry in client libraries

• Design and implement client libraries and SDKs to enhance security practices
• Build Security Frameworks in multiple programming languages including Java, Go, Swift, Rust, and TypeScript
• Collaborate with partner engineering teams to integrate security frameworks into their services
• Ensure effective request verification, token issuance and exchange, authentication, and authorization
• Set high standards for security protocols and work with engineering teams to incorporate secure practices
• Implement features such as caching, online and offline configuration updates, and major version releases
• Design and implement SDK architecture patterns including dependency injection and error handling strategies

• 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.