Senior Software Engineer C++ (Endpoint Agent, OS internals)

📋 Description Design, build, and evolve Nexthink’s Collector agents on Windows/macOS worldwide. Develop high-performance C++ software close to the OS; emphasize efficiency. Own features end-to-end—from product requirements to rollout and observability. Tackle cross-platform OS-level challenges across diverse customer fleets. Improve performance, reliability, security, and maintainability of Collectors at scale. 🎯 Requirements 5+ years of software development experience. Fluency in C++20/23. Strong understanding of OS internals. OS-level software development on Windows and/or macOS. Led a feature end-to-end from requirements to delivery. Navigate and debug complex code; build tools for development. 🎁 Benefits Hybrid work model with office/remote balance. Flexible hours and unlimited vacation plus 25 holidays. Reimbursement for public transport and French classes. Free fitness center access and snacks. Regular company events and referral bonuses. Relocation package for international hires.