Windows Desktop Developer; WinUI, WPF
Job in
Dover, Kent County, Delaware, 19904, USA
Listed on 2026-07-06
Listing for:
Codebridge
Full Time
position Listed on 2026-07-06
Job specializations:
-
Software Development
C# / Unity Developer, Software Engineer, Software Testing
Job Description & How to Apply Below
We're looking for a Windows Desktop Developer to join a project building a cutting-edge Software Authenticator for Windows, implementing the FIDO protocol for secure identity verification. You'll help create the foundation of a solution that connects external biometric devices, interacts with system TPM, and potentially enables passwordless login into Windows.
Responsibilities:- Build and maintain a secure, installable Windows desktop application using WinUI 3 or WPF
- Integrate with external biometric devices via USB and low-level protocols
- Implement FIDO-based features: key pair generation, signature validation, and TPM interaction
- Collaborate on extending the authenticator to support Windows login via Credential Provider
- Ensure a smooth and secure user experience through modern UI and robust background services
- Develop and maintain audit logs, access control, and detailed technical documentation
- 5+ years of experience in Windows desktop application development
- Strong knowledge of WinUI 3 and/or WPF
- Experience with MVVM, async/await, and clean architectural patterns
- Familiarity with hardware integration (USB/Bluetooth/Serial) is a strong advantage
- Understanding of security, access control, and logging mechanisms
- Solid grasp of software design principles and patterns
- Upper-Intermediate English (spoken and written)
Offer:
- Challenging Project
:
Join a greenfield project focused on building a secure, next-generation Windows Authenticator leveraging FIDO protocols, TPM integration, and biometric device support - Modern Tech Stack
:
Work with WinUI 3, MVVM, and advanced security concepts like key pair generation, signature validation, and Credential Provider extensions. - Autonomy and Ownership
:
As an external contributor, you'll have the freedom to organize your workflow while taking full responsibility for core components of the solution - Flexible Hours
:
Enjoy a results-oriented approach with flexible working hours that accommodate your productivity and availability - Strong Engineering Culture
:
Collaborate with a skilled and experienced team that values quality code, clear communication, and technical excellence
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