Senior C++ Engineer

About the role

Semperis, a cybersecurity company recognized among the fastest-growing in its field, is looking for an experienced Senior C++ Software Engineer with strong system-level programming expertise and advanced troubleshooting skills. The ideal candidate has a deep knowledge of Windows internals and enjoys solving complex technical challenges. The position is based in Tel Aviv.

Key responsibilities

• Design and implement high-performance C++ applications while maintaining code quality and system stability.
• Develop and maintain user-mode components injected into sensitive Windows processes to intercept system APIs.
• Perform advanced crash dump analysis and BSOD investigations.
• Develop and maintain components that work with Windows security protocols.
• Collaborate with cross-functional teams to diagnose and resolve critical technical issues.

Required profile

• Bachelor's degree in Computer Science, Software Engineering or a related field.
• 7+ years of professional experience in C++ development with demonstrated senior-level expertise.
• Expert-level knowledge of Windows internals and system architecture.

Required skills

• Hands-on experience with DLL injection and API hooking (e.g. Microsoft Detours, MinHook) in production code.
• Advanced WinDbg usage for crash dump analysis, including x64 architecture, WIN32 API and BSOD resolution.
• Windows authentication: SSPI Kerberos, LDAP, RPC and DCOM.
• Memory management, thread synchronization and system resource optimization.

Hybrid work is offered: up to three days per week in the office and the rest remotely. Semperis is an equal opportunity employer.