Senior Software Engineer - iCloud Messaging Identity Services
Oct 6, 2026 San Diego, CA
About us
Working at Apple means doing more than you ever thought possible and having more impact than you ever imagined.
- Size: 10,000+ employees
- Industry: Technology: Manufacturing
Why you should apply for a job to Apple:
Ranked as one of the Best Technology Companies in 2020
3.7/5 in overall job satisfaction
3.1/5 in supportive management
66% say women are treated fairly and equally to men
65% would recommend this company to other women
66% say the CEO supports gender diversity
Ratings are based on anonymous reviews by Fairygodboss members. See all reviews ›
Ever wondered what turns an iMessage bubble blue? The IDS Server (Messaging Identity) team provides the identity and discovery backend services that power Messages, FaceTime and hundreds of other messaging, sharing, and sync features between Apple devices. We connect billions of devices around the world, and their users, with each other in a secure, reliable, and privacy-protecting way.
We are a small team with big impact, tackling a wide breadth of challenges across account and phone number authentication, identity access management, messaging addressability, satellite messaging, combatting spam, and more.
Are you interested in product innovation and building new messaging experiences, while solving unique, large-scale, and highly-complex technical problems? Are you passionate about delivering the best possible experience to customers? If so, come join us!
Description
Join the Messaging Identity server team to build messaging experiences and infrastructure that scale to the next billion customers. We are seeking a strong technical hands-on engineer, who applies technical excellence towards the end goal of driving real business impact. You should feel a personal stake in the services we are responsible for, have excellent communication skills and the ability to build positive relationships with the people you work with. Our work is complex, challenging and highly-visible. The opportunities for you to make an impact here are boundless.","responsibilities":"Represent the team in cross-functional settings and lead projects in our realms of expertise.
Partner with Mobile, Web, Design, Security, Trust & Safety, and other functions to build world-class messaging products.
Partner with storage, platform, and infrastructure teams to deliver scalable and highly-available web services.
Drive features end-to-end across the software development lifecycle - exploration, design, implementation, testing, and operations.
Preferred Qualifications
Good understanding of multi-threading, non-blocking I/O, and networking concepts
Experience with applied cryptography (encryption, key exchange, hashing, certificates).
Familiarity with identity, authentication, and authorization systems at scale
Minimum Qualifications
At least 3 years of backend software engineering experience
Experience in Java, Go, C#, or similar languages.
Experience in building large-scale, highly-available cloud services.
Experience with distributed database systems (such as Cassandra)
Independent, driven, motivated, and a deep sense of ownership over the products we work on.
Strong written and verbal communication skills
Pay & Benefits
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 $142,300 and $263,300, 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.
We are a small team with big impact, tackling a wide breadth of challenges across account and phone number authentication, identity access management, messaging addressability, satellite messaging, combatting spam, and more.
Are you interested in product innovation and building new messaging experiences, while solving unique, large-scale, and highly-complex technical problems? Are you passionate about delivering the best possible experience to customers? If so, come join us!
Description
Join the Messaging Identity server team to build messaging experiences and infrastructure that scale to the next billion customers. We are seeking a strong technical hands-on engineer, who applies technical excellence towards the end goal of driving real business impact. You should feel a personal stake in the services we are responsible for, have excellent communication skills and the ability to build positive relationships with the people you work with. Our work is complex, challenging and highly-visible. The opportunities for you to make an impact here are boundless.","responsibilities":"Represent the team in cross-functional settings and lead projects in our realms of expertise.
Partner with Mobile, Web, Design, Security, Trust & Safety, and other functions to build world-class messaging products.
Partner with storage, platform, and infrastructure teams to deliver scalable and highly-available web services.
Drive features end-to-end across the software development lifecycle - exploration, design, implementation, testing, and operations.
Preferred Qualifications
Good understanding of multi-threading, non-blocking I/O, and networking concepts
Experience with applied cryptography (encryption, key exchange, hashing, certificates).
Familiarity with identity, authentication, and authorization systems at scale
Minimum Qualifications
At least 3 years of backend software engineering experience
Experience in Java, Go, C#, or similar languages.
Experience in building large-scale, highly-available cloud services.
Experience with distributed database systems (such as Cassandra)
Independent, driven, motivated, and a deep sense of ownership over the products we work on.
Strong written and verbal communication skills
Pay & Benefits
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 $142,300 and $263,300, 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.
Additional Information
- Salary: $142,300 – $263,300
- Posted: Oct 6, 2026