Senior macOS Developer - Workforce AI Security
Posted Updated 15
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Summary
The Senior macOS Developer will build and maintain security features for macOS using Swift and Objective-C, focusing on system-level development, network proxy infrastructure, and AI-driven security integrations.
- Collaborate with Windows, Backend, QA, Product Management and AI teams to ensure consistent behavior and protection across platforms
- Develop new features in Swift and maintain existing Objective-C codebase
- Build LaunchDaemons/LaunchAgents with XPC-based inter-process communication
- Contribute to the network proxy infrastructure for network traffic interception
- Leverage Apple’s system facilities to provide optimal Security
- Integrate with IDEs and implement MCP protocol proxying
- Manage and orchestrate proxy services deployed at runtime
- Debug complex multi-process security software
- 5+ years system level development experience
- 3+ years macOS development experience
- Ability to demonstrate proficiency with AI Driven Development
- Strong Swift skills development skills
- Objective-C proficiency - maintain and refactor existing code
- Deep knowledge of macOS frameworks
- Experience with LaunchDaemons/LaunchAgents, code signing, packaging, notarization and privileged operations
- Understanding of networking technologies and programming
- Experience with Git, CI/CD
- Comfortable with cross-platform development
- Computer Science University degree or equivalent
Nice-to-Have
- Browser extension development (Safari, Chrome)
- Knowledge of AI/LLM tools (VS Code extensions, Claude Desktop)
- Experience with Model Context Protocol (MCP)
- Network traffic inspection or packet analysis background
- Endpoint Security Framework or macOS security APIs
- Python proficiency
- Windows development experience
- Rust experience
