Windows Driver Developer (KMDF/WFP)

ClientOur client is a multi-national company dedicated to Cybersecurity.Position overviewWe are seeking an experienced Windows Driver Developer to join our team. The ideal candidate will have strong expertise in Kernel-Mode Driver Framework (KMDF) and Windows Filtering Platform (WFP) development, primarily using C/C++. You will work on low-level system components, network filtering, and performance-critical applications.ResponsibilitiesDesign, develop, and maintain Windows kernel-mode drivers using KMDF.Implement network filtering solutions leveraging WFP.Develop and optimize I/O filter drivers for advanced functionality.Collaborate on system-level architecture and integration with Windows internals.Write and maintain user-mode components using Win32 API where required.Debug and troubleshoot complex driver and system issues.Requirements5+ years of hands-on experience in C++ development (C++11 or later).Deep understanding of Windows internals: kernel architecture, system calls, memory management, and drivers.Proven experience in kernel-mode development (e.g., Windows Drivers, Windows Filtering Platform, minifilters, ETW).Strong debugging and reverse engineering skills using WinDbg, Process Monitor, Process Explorer, IDA/Ghidra.Familiarity with Windows security mechanisms: integrity levels, UAC, AppLocker, secure boot.Experience with Visual Studio, Windows Driver Kit (WDK), and related build/debug environments.Strong experience in KMDF driver development.Hands-on experience with Windows Filtering Platform (WFP).Proficiency in C/C++ for Windows development.Familiarity with Windows internals (memory management, threading, synchronization).Experience with I/O filter drivers (bonus).Knowledge of user-mode programming using Win32 API.Nice to haveExperience building or contributing to endpoint security products (EDR, AV, EPP).Familiarity with Windows telemetry, event logs, Sysmon, and ETW tracing.Experience with malware analysis, Windows exploit techniques, or SOC/DFIR workflows.Scripting capabilities in PowerShell or Python for automation and testing.Understanding of kernel-mode security evasion techniques and defenses.Background in code signing, driver deployment, and secure update mechanisms.Bachelor’s degree in Computer Science, Software Engineering, or equivalent experience.Experience with network protocols and packet filtering.Understanding of security concepts related to driver development.Previous work on performance optimization in kernel-mode.