Apple
Senior Software Engineer, On-Device Health Agentic Systems
$185K–$325K
Sunnyvale, California · Senior · Full-time · Posted Oct 23, 2026
- Experience
- 10+ years of professional software development.
- Education
- BS
About the job
Build high-performance iOS applications and architecture that integrate on-device LLM agents and enable privacy-focused intelligent experiences.
What you'll do
- Architect and develop on-device iOS apps and scalable client-side frameworks for LLM systems.
- Integrate applications with on-device and hybrid AI reasoning and planning engines.
- Rapidly prototype and iterate on AI interactions and architectural approaches.
What they ask for
- BS degree and 10+ years of professional software development experience.
- Expert-level experience building high-performance consumer mobile applications and frameworks.
- Strong proficiency in C++, ObjectiveC/Swift, or Rust; understanding of concurrency, memory management, and power optimization.
- Practical knowledge of LLM systems, including agent frameworks and RAG architectures, plus proficiency in AI-assisted development workflows.
Nice to have
- Experience with Core ML, Foundation Model, SwiftUI, or modern iOS architectural patterns.
- Knowledge of model quantization, caching, on-device optimization, or multi-platform development.
Pay
$184,700 and $324,800 (base salary)
Tools
C++, ObjectiveC/Swift, Rust, Core ML, Foundation Model, SwiftUI
AI focus
Build and integrate on-device LLM agents, including hybrid reasoning and planning systems; use AI-assisted development workflows.
Model-written summary · the original posting is authoritative