Senior C++ Engineer

Company: Paradigm Tech
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Senior Software Engineer | Developer | Windows | C++ | Cryptography | SDK | Entra | Intune | £85,000 + 10% Bonus and shares | UK remote

I’m currently recruiting for a Senior Software Engineer (Windows) to join an innovative organisation working at the forefront of biometric identity, secure authentication and digital security.

This is an exciting opportunity to help shape a new Workforce Identity product, developing secure Windows authentication solutions that combine cryptography, biometrics and modern identity technologies.

  • Lead the development and architecture of Windows SDKs and authentication components.
  • Build secure Windows authentication solutions integrating biometric technology.
  • Develop certificate-based authentication for Windows Login.
  • Provide technical guidance across the software development lifecycle.
  • Strong software engineering experience with C++17 or C++20.
  • Demonstrable knowledge of PKI, cryptography and secure authentication.
  • Experience with Microsoft Entra ID, Intune and Windows installers.
  • Strong problem-solving and communication skills.
  • Experience developing Windows applications and system-level components.

Desirable Experience

  • Windows Credential Providers, WinRT or Key Storage Providers.
  • C#/.NET, WinUI or IoT technologies.
  • An interest or experience with IoT

Senior Software Engineer | Developer | Windows | C++ | Cryptography | SDK | Entra | Intune | £85,000 + 10% Bonus and shares | UK remote

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Posted: October 22nd, 2026