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Size: 10000+ employees
Industry: Technology, Information Technology, Software, Consumer Goods & Services

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The Applied Networking team builds core infrastructure for device-to-device communication on Apple devices, including both messaging and realtime communications. The team's frameworks are behind sharing, collaboration, messaging, and secure connectivity, providing API surfaces that power Apple products such as i Message, Face Time, Home Kit, Share Play, Apple Watch, Air Drop, and more.

We're looking for an exceptional software engineer with expertise in security to join us in building the most secure, private, reliable, and performant communications and networking protocols behind many of our customers' most loved Apple features. This developer will play a crucial role in safeguarding our users by designing, implementing, maintaining, and hardening security features that protect our users and preserve privacy.

Our goal is to develop technologies and craft experiences that revolutionize the way people communicate with each other. If this opportunity sounds exciting to you, please apply!

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Description:

As a developer in this position, you will:

Build innovative networking and communications features that are secure by design

Design and implement communication protocols leveraging encryption, including both messaging and realtime media

Improve the security of especially sensitive codepaths (for example, zero-click parsing of untrusted data)

Be responsible for static analysis of source code, fuzzing, testing strategies, and down-to-earth security bug fixing

Work mostly in Swift and Objective-C, designing delightful APIs and implementing frameworks and daemons that make up the operating system

Participate in code reviews with a focus on identifying and mitigating security vulnerabilities

At Apple, user privacy and security are paramount. You will play a substantial role in advancing these features for hundreds of millions of users across the many products and services we make.

Preferred Qualifications

Understanding of secure coding practices, security protocols, and encryption techniques

Experience in finding and correcting bugs with security implications

Familiarity with peer-to-peer or client-server architecture and network protocols

Experience building applications using end-to-end encryption and/or media and realtime communication encryption

Minimum Qualifications

Bachelors Degree or higher in Computer Science, Computer Engineering, Mechanical Engineering, Electrical Engineering, or equivalent experience.

Strong software development and architecture design skills with a focus on secure system design and communication protocols

Strong object-oriented and multi-threaded programming skills in at least one language like Swift, Objective-C, or C++

Excellent attention to detail and communication, collaboration, interpersonal skills

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 .

Client-provided location(s): San Diego, CA

Job ID: apple-200634642-3543_rxr-660

Employment Type: OTHER

Posted: 2026-01-07T19:13:48
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Perks and Benefits

Health and Wellness

Parental Benefits

Work Flexibility

Office Life and Perks

Vacation and Time Off

Financial and Retirement

Professional Development

Diversity and Inclusion

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