Required Senior macOS Developer - GenAI Protect
Israel: Tel Aviv/ Hybrid (Israel)
R&D | Full Time | Job Id: 24436
Why Join Us?
We are on a mission to secure the AI transformation that every company is going through, and the OS level agent is at the heart of that mission. This is your chance to join the fastest growing area and build technology that will shape how cybersecurity works in the AI era. You will be part of a multi disciplinary team that includes AI researchers, cloud engineers, and OS experts from Israel and from acquisitions like Lakera, all working together to deliver cutting edge solutions to the largest customers in the world.
Build a macOS security product that protects enterprises from AI-related threats by monitoring interactions with generative AI services across browsers and development tools. Work with a multi-process system architecture featuring network interception, real-time policy enforcement, and deep macOS integration.
Key Responsibilities
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 Apples 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.
Requirements: 7+ years targeting platforms within the Apple ecosystem
3+ years macOS development experience
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 network programming
Experience with Git, CI/CD
Comfortable with Python integration and process management
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.
This position is open to all candidates.