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Senior Software Engineer, watchOS System Spaces

Boulder, United States of America💼 Full-time🗓 2026-07-30 → 2026-09-28

Core

Design, implement, and ship new capabilities for the always-running watchOS system experience, including notifications, alerts, and inter-process interfaces.

Role type

Senior IC systems software engineer

Builds

Core watchOS system features and interfaces for Apple Watch

Domain

Consumer electronics / Wearable operating systems

Required skills

Swift, Objective-C, systems software development, inter-process communication, concurrency, embedded systems, failure diagnosis, process lifecycle management, low-level optimization

Preferred skills

multi-device systems, operating system internals, GenAI coding tools, constrained hardware optimization

Technologies

Swift, Objective-C

Responsibilities

Design and ship new watchOS system capabilities; own reliability across process and device boundaries; optimize for latency, memory, and power constraints; improve architecture of long-lived systems; collaborate cross-functionally on platform coherence.

Seniority

Senior, hands-on IC

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