Senior Software Engineer, Enterprise Technology Services

Sunnyvale, California, United StatesSenior$181,100 - $318,4005+ years

Imagine what you could do here! At Apple, new ideas have a way of becoming extraordinary products, services, and customer experiences very quickly. Bring passion and dedication to your job and there’s no telling what you could accomplish. Join our team, and together we’ll explore all the ways to improve how Apple operates, freeing our employees to do what they do best: craft magical experiences for our customers. The Identity Management Services (IdMS) team is a high-impact engineering group behind the core systems that power Apple Account identity across all of Apple’s platforms from iCloud, the App Store, and Apple Music to Apple Pay, FaceTime, and the Online Store. We design and build scalable, secure infrastructure that supports billions of user interactions every day. As part of our team, you’ll collaborate with some of the most talented engineers in the industry and work with cutting-edge technologies including iOS, macOS, RESTful web services, Spring, ServiceTalk, and more. If you're excited by challenges at scale and inspired by innovation, we’d love to have you with us.

Join Apple’s Identity Management Services (IdMS) team as a Software Engineer and be part of building the next generation of innovative, high-scale software applications. We are looking for a passionate and driven engineer with experience in developing and deploying large-scale, high-demand systems. In this role, you’ll be involved in the full software development lifecycle—from architecture and design to implementation, testing, and maintenance. You will contribute to developing new product features, enhancing existing functionality, and driving performance and code quality improvements. As part of the IdMS team, you’ll collaborate closely with cross-functional partners, including business stakeholders, engineering peers, QA teams, product managers, and human interface designers. This is an opportunity to work in a dynamic, fast-paced environment where your contributions directly

Design and develop scalable services for identity management, including authentication, adaptive MFA and user lifecycle systems
Build and maintain high-performance APIs using REST and RPC with strong contract enforcement
Lead design discussions and contribute to architectural decisions for distributed systems
Drive shift-left testing strategy, ensuring integration and contract testing are embedded in development workflows
Integrate ML/Generative AI capabilities into identity workflows (adaptive authentication, anomalies detection)
Drive best practices in API design, backward compatibility, and schema evolution
Improve system observability through logging, metrics, and tracing
Improve system reliability, latency, and scalability through deep technical contributions
Partner with QE and platform teams to evolve testing frameworks and CI/CD pipelines

5+ years of experience in software development, with significant experience in design and development of large-scale distributed systems
Strong Proficiency in Java, Spring, multi-threading, non-Blocking, data caching services, and data access technologies, coupled with hands-on development experience.
Experience in designing and implementing high-performant REST / RPC services.
Strong foundation in data structures, algorithms, and software engineering principles
Outstanding verbal and written communication skills
B.S. in Computer Science, Computer Engineering, or a related technical field, or equivalent professional work experience.

Deep understanding authentication and authorization protocols (OAuth 2.0, OIDC, FIDO2/WebAuthn)
Proven track records in designing, leading and shipping mission-critical IAM Platforms and services in Java that runs at a global scale.
Experience with Generative AI technologies (e.g., LLMs, prompt engineering,, or AI-assisted developer tools)
Experience product-ionizing ML systems (model serving, feature pipelines, monitoring, drift detection)
Strong experience with integration testing, contract testing, and shift-left quality practices
Experience with cloud platforms, containers, and large-scale infrastructure

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 $181,100 and $318,400, 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’s discretionary employee stock programs. Apple employees are eligible for discretionary restricted stock unit awards, and can purchase Apple stock at a discount if voluntarily participating in Apple’s Employee Stock Purchase Plan. 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. Learn more about Apple Benefits

Note: Apple benefit, compensation and employee stock programs are subject to eligibility requirements and other terms of the applicable plan or program.

Apple is an equal opportunity employer that is committed to inclusion and diversity. We seek to promote equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, Veteran status, or other legally protected characteristics. Learn more about your EEO rights as an applicant

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.

Learn about accessibility in Apple’s workplace

Learn about reasonable accommodations for job applicants

Apple accepts applications to this posting on an ongoing basis.

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