Senior OS Software Engineer, Evaluation

Apple Inc

Confirmed live today High trust

Quick summary

Work type: On-site
Location: Cupertino, CA
Salary: $150,400–$277,600 / yr
Posted: 144 days ago
Freshness: Confirmed live today
Nearby: 99+ roles within 25 mi

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Salary context

Competitive pay

How this pay compares to similar roles

Similar $210k

This role $214k

$135k $293k

below market most similar roles pay here above market

This role pays more than 60% of similar roles. Most pay $177,287–$241,750 — the blue band above. At the midpoint, this role pays about $214k versus about $210k for comparable roles.

Based on 240 similar postings.

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About Apple Inc

Apple Inc. is a multinational technology company known for designing and manufacturing consumer electronics, software, and online services, including the iPhone, Mac, iPad, and App Store. Industry: Consumer Electronics & Software

Apple Inc currently has 3497 open roles on FindRole.

Listed pay typically runs $174,149–$277,600 across 2702 roles with salary data.

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At a glance

TL;DR · Senior OS Software Engineer, Evaluation

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AIML - Sr OS Software Engineer, Evaluation joins the Experimentation team to build and extend an end-to-end platform spanning the operating system, data, and server. This role focuses on developing the on-device daemon and framework at the heart of the experimentation platform to measure and improve features across all Apple operating systems. You will design and implement new features, APIs, and high-performance libraries while managing memory, power, and performance. Key responsibilities include participating in the full software development cycle, diagnosing issues across the software stack, and writing unit and integration tests. Required skills include proficiency in Objective-C, Swift, C/C++, or Kotlin, alongside deep knowledge of operating system fundamentals like threading, synchronization primitives, inter-process communication, and scheduling to solve complex experimentation and AI adoption challenges.

Skills

Objective-C Swift C++ C Kotlin Operating Systems System Design Threading Inter-process Communication A/B Testing iOS macOS

What you'll do

Design and implement new features and APIs for the on-device Experimentation service across multiple operating systems.
Develop and maintain high-performance libraries that are easy for other developers to use.
Manage the full software development cycle from problem definition and design through testing and debugging.
Diagnose and resolve complex issues across different layers of the software stack.
Write unit and integration tests for all new and existing code.
Optimize software for memory, power, and performance while maintaining a high-quality developer experience.
Lead critical design discussions and perform code reviews to elevate the technical standards of the team.

What we're looking for

BS in Computer Science or related field with 7 years of work experience.
MS in Computer Science or related field with 5 years of work experience.
Industry experience in Objective-C, Swift, C/C++, Kotlin, or similar languages.
System design and architecture skills.
Strong understanding of OS fundamentals including threading, synchronization, IPC, and scheduling.
Proven ability to deliver production-grade Operating Systems software.
Experience in iOS, macOS, or similar operating systems (preferred).
Experience in experimentation, A/B testing, or AI (preferred).