Full time

Senior Desktop Engineer

Posted by Sur • Portugal, Portugal, Portugal

📍 Portugal, Portugal 🕒 February 23, 2026

About the Role

As a Senior Desktop Engineer you will design, build, and maintain desktop applications for macOS and Windows environments. This role involves working across both system and application layers to deliver secure, high-performance experiences. You’ll collaborate closely with product, QA, and support teams to ensure that all applications are stable, efficient, and well-documented.

Key Responsibilities: 

    • Develop and maintain desktop applications for macOS and Windows, including integrations and embedded web components.
    • Implement, debug, and optimize system-level code and UI features using Swift, Objective-C, and C# (with occasional C++).
    • Build and maintain macOS components including system extensions, XPC, Endpoint Security, and Network Extensions.
    • Develop Windows functionality using Win32 APIs, WPF, and modern .NET frameworks.
    • Collaborate with cross-functional teams to deliver secure, testable, and production-ready featu...

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