Windows kernel developer

UK · Full-time · Senior

Why does MWDN rock?

MWDN connects exceptional tech talent with leading companies across Israel, the USA, Great Britain, and Western Europe. We aim to ensure our employees enjoy a rewarding and secure experience while collaborating with prestigious international clients.

Here’s what you can expect when you get employed by MWDN:

  • Security first. We vet our clients to eliminate risks, ensuring reliability and timely payments for your hard work—no fraud or unforeseen events here!
  • Career support. If a match isn't right, we're here for you. We actively assist our employees in finding new opportunities that fit their skills and aspirations.
  • Legal assistance. We provide guidance on legal matters (e.g., opening and administering your private entrepreneur account, taxes, etc.).
  • Professional development. We offer English courses and other engaging activities, including team-building events.

Why choose us? MWDN is ranked among the top 5 IT employers in our region by DOU, and we pride ourselves on our transparency and commitment to our team. Curious to learn more? Discover what our employees say about us in their DOU reviews: MWDN reviews.

What is your new project?

  • Domain: Identity and Access Management (IAM) software
  • Location: Israel
  • Company size: 200-500 employees
  • Founded in: 2014

What makes this project exciting?

Are you ready to join a game-changing force in identity and access management? 

Our client is revolutionizing the way enterprises protect user identities in a passwordless world. You'll be working at the intersection of cutting-edge biometrics, behavioral analytics, and next-gen identity orchestration - helping the world’s leading brands safeguard millions of users. Backed by more than 100 M Series A - one of the largest in cybersecurity history - and trusted by major global enterprises, they offer the agility of an innovator with the strength and backing of an industry leader.

Ready to take part in redefining IAM for the modern era? Let’s talk.

What makes you a great fit

  • 5+ years of hands-on experience in Windows development, including low-level system programming.
  • Strong understanding of Windows internals, including services, registry, COM API, and event handling.
  • Experience with performance optimization, debugging, and multi-threaded development.
  • Knowledge of security protocols and cryptographic principles (RSA, SHA, Certificate Authority, Kerberos) is a plus.
  • Ability to work independently as well as in a team environment.
  • Upper-intermediate English level.

Your day-to-day in this position

  • Develop and optimize Windows-based client applications using modern C++.
  • Work closely with Windows OS components, including Windows Registry, COM API, Windows Events, and system services.
  • Design and implement security-related features, integrating cryptographic protocols and authentication mechanisms.
  • Debug, profile, and optimize performance to ensure reliability and efficiency.
  • Collaborate with backend teams, security experts, and product managers to deliver secure, scalable solutions.
  • Stay ahead of industry trends in security, Windows development, and authentication technologies.

Why work with us?

  • People-oriented management without bureaucracy
  • The friendly climate inside the company is confirmed by the frequent comeback of previous employees
  • Flexible working schedule
  • Dedicated HR

Our next steps

✅ Intro call with a Recruiter — ✅ Client intro interview — ✅ Tech interview — ✅ HR client interview — ✅ Offer