CloudKit Client Software Engineer
Apple
Software Engineering
Seattle, WA, USA
USD 139,500-258,100 / year + Equity
Posted on Nov 15, 2025
The iCloud Services team includes iCloud Platform, iCloud SRE, iCloud Data Science, and Data Engineering. The team ensures the availability high performance and efficiency of iCloud services as well as security and data privacy. iCloud Services includes Enterprise and Education. Enterprise builds products and services to help organizations of all shapes and sizes do their work using Apple products while Education delivers great teaching and learning experiences.
We work on the client-side of iCloud services, building the foundations for a secure and private cloud from device-to-device encrypted storage in the cloud to protected computation. Apple’s commitment to privacy runs deep, and this team is key to extending this commitment to the cloud. This position will involve close collaboration with the CloudKit team, several teams working on server components, as well as Apple’s Cryptography and Privacy teams. This job entails both low-level (C/Objective-C, libdispatch, POSIX APIs) and system-level skills (synchronization protocols, framework design, IPCs, multi-process performance work, system-wide resource sharing). Reliability is essential, and we’re looking for engineers with a real passion for building complex systems that will seamlessly recover in the event of errors.
- Collaborate with adopters to craft clear APIs
- Work with the network and file system stacks to build performant daemons
- Partner with our server counterparts to design scalable features and protocols
- Implement core components of the cryptographic protection of cloud data
- 3+ years of software engineering experience with strong programming skills in Objective-C and/or Swift
- Experience building on Apple Platforms (macOS, iOS, watchOS, tvOS, etc.)
- Experience in building system-level frameworks and APIs
- Excellent communication
- Bachelor's Degree in an engineering-related field or equivalent related experience
- Experience in Swift concurrency
- Experience with event-based programming or inter-process communication is a plus
- Proven track record of working on rapid development cycles and shipping software on tight schedules
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.