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

📋 Description

• Develop, enhance, and maintain macOS endpoint security components using modern C++, Swift, and
• Implement security capabilities that monitor file, process, network, and identity activities to
• Design and maintain solutions using macOS System Extensions, Endpoint Security APIs, Network
• Build high-performance, concurrent, and reliable software while optimizing CPU utilization, memory
• Investigate and resolve complex technical issues through debugging, crash analysis, logging
• Develop automated tests and contribute to continuous integration pipelines to maintain software

🎯 Requirements

• 6–10 years of professional software engineering experience, with more experienced candidates also
• Strong hands-on expertise in modern C++, particularly C++17 or C++20, and proficiency in Swift
• Experience with Objective-C++ and integrating Swift, C++, and C APIs.
• Strong knowledge of macOS systems programming, including Foundation, CoreFoundation, Grand Central
• Familiarity with launchd daemons and agents, XPC C APIs, and NSXPCConnection.
• Experience using Instruments, os_signpost, LLDB, crash log analysis, and os_log for debugging and

🎁 Benefits

• Competitive contract compensation, with an expected hourly rate discussed during the recruitment
• Fully remote working arrangement within the United States.
• Opportunity to work on advanced endpoint security and cybersecurity technologies.
• Exposure to complex macOS systems programming and large-scale security engineering challenges.
• Collaboration with experienced engineers working across multiple operating systems and technical
• Opportunity to deepen expertise in endpoint protection, operating-system security, and