Senior Windows Platform Engineer

About the role

Malwarebytes is looking for a Senior C++ Developer with strong systems programming experience to work on the core of its antivirus engine. This is a hands-on engineering role: you will implement new protection features at both user and kernel space and help keep the engine fast, stable and effective on millions of devices.

Key responsibilities

• Implement new detection and protection features in the antivirus engine
• Build and maintain user and kernel-level components
• Write safe, efficient C++ code that runs with high privileges on production systems
• Debug hard system issues using crash dumps, kernel debuggers and trace tools
• Work with Research to bring new threat detection ideas into the engine
• Review code and share knowledge with teammates
• Use AI tools to speed up development and testing

Required profile

• 8+ years of professional C++ development
• Solid understanding of Windows internals at both user and kernel level
• Experience shipping software that runs with high privileges on production systems
• Nice to have: experience with antivirus, EDR or endpoint security products; knowledge of Windows security features such as ELAM, PPL or kernel isolation; familiarity with driver signing or HLK/WHQL certification; knowledge of threat detection techniques or malware analysis

Required skills

• Strong debugging skills with WinDbg and crash dumps
• High standards for code quality, with a solid grasp of SOLID principles and design patterns
• Nice to have: knowledge of C# and .NET, including common patterns and best practices

What we offer

• Medical, dental and vision insurance coverage
• Employee referral bonus program
• Wellness programs