Senior macOS Cyber Security Engineer – Endpoint Security (C++/Swift)

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior macOS Cyber Security Engineer – Endpoint Security (C++/Swift) based in the United States .

We are seeking an experienced macOS Cyber Security Engineer to develop and enhance advanced endpoint security solutions. In this role, you will contribute to the development of a high-performance security agent designed to detect, monitor, and prevent malicious activity across macOS devices. You will work extensively with modern C++, Swift, and Objective-C++ while leveraging macOS system-level frameworks and security APIs. The position combines low-level systems programming, cybersecurity engineering, performance optimization, and software reliability. You will collaborate with cross-platform engineering teams to deliver secure, scalable, and efficient solutions. This is an exciting opportunity to work on mission-critical endpoint protection technology in a technically challenging environment.