Senior Software Engineer - Apple Pay Cryptography Services

Imagine what you could do here! At Apple, great ideas have a way of becoming phenomenal products, services, and customer experiences very quickly. Are you passionate about building massively scalable services that surprise and delight? Do you have a natural curiosity for learning new technologies? If you are passionate about software engineering, crave building systems that run at scale, love solving meaningful problems, and thrive in a fast-paced environment, then we would love to hear from you!

Apple Pay brought mobile payment to millions of customers, and it's just the beginning. We are looking for engineers who are equally comfortable working at the bits and bytes level and designing state-of-the-art object-oriented web services. The people here at Apple don't just build products, we craft the kind of wonder that's revolutionized entire industries. It's the diversity of those people and their ideas that support the innovation that runs through everything we do, from amazing technology to industry-leading environmental efforts.

We are seeking a software engineer to support feature development and delivery within the Apple Pay platform. This role will work as part of an existing engineering team on well-defined workstreams, delivering production-quality service and client code against agreed milestones. Much of this work sits close to the cryptographic systems that keep payments and customer data secure from key management and HSMs to tokenization.

Requirements

• 5+ years of professional software engineering experience

Proficiency in Java/Kotlin

• Experience building and operating RESTful web services at scale
• Strong debugging skills across the stack, from network layer to application logic

Demonstrated experience with automated testing and CI/CD pipelines

• Ability to work independently against written specifications with minimal supervision
• BS or MS degree with software development experience or equivalent experience
• Basic hands-on cryptography experience, or strong fundamentals and a willingness to ramp up quickly

Preferred

• Experience in payments, financial services, or transaction processing systems
• Familiarity with secure element, tokenization, or cryptographic protocols
• Experience with AWS
• Solid understanding of applied cryptography concepts and primitives (symmetric/asymmetric encryption, signing, key management)
• Hands-on experience working with Hardware Security Modules (HSMs)