Company

Technology

SeniorSoftwareEngineer,Windows/DesktopApplications

$72–108k ~AI est. Bulgaria FULL TIME Remote Friendly
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for Senior candidates.

The Brief

“Senior Software Engineer, Windows/Desktop Applications. Skills: Windows desktop applications, Windows App SDK, WinUI, C#. Lead design. Lead architecture”

Industry & Context.

Technology
Problems you'll solve

Diagnose technical issues; Resolve technical issues; Performance bottlenecks; Memory leaks; Rendering issues; Compatibility challenges

What They're Looking For.

Must Have

3+ years Windows desktop application development, Windows App SDK, WinUI, C#, XAML, C++, Windows application architecture, NET interop, Win32 interop, WinRT interop, COM interop, Shipping production-grade desktop applications, Performance focus, Reliability focus, Scalability focus, Accessibility APIs, Microsoft UI Automation, Computer science fundamentals, OOP, Design patterns, Data structures, Algorithms, Multithreading, Asynchronous programming, Technical leadership, Code reviews, Mentoring engineers, User-centric mindset, Attention to detail

Nice to Have

UI automation testing experience, Unit testing experience, Integration testing experience, Performance optimization knowledge, Startup time optimization, Memory usage optimization, Rendering optimization, High-DPI support knowledge, Localization familiarity, Internationalization familiarity, RTL UI support familiarity, Telemetry experience, Analytics experience, Logging experience, Crash reporting experience, Monitoring tools experience, CI/CD pipelines exposure, Release engineering exposure, Desktop deployment workflows exposure, Own modules end-to-end, Refactoring, Technical debt management

What You'll Do.

Define engineering best practices

Enforce engineering best practices

Drive accessibility initiatives

Deliver inclusive user experiences

Collaborate with Product

Collaborate with Design

Collaborate with engineering teams

Define UI/UX architecture

Own software development lifecycle

Diagnose technical issues

Resolve technical issues

Contribute to architectural decisions

Improve system design

Participate in code reviews

Raise engineering bar

How You'll Work.

Team & Collaboration

Cross-functional teams; Engineering teams

Process & Methodology

Software development lifecycle

Full Job Description

## Accountabilities Lead the design, architecture, and development of native Windows desktop applications using Windows App SDK, WinUI, C#, XAML, and optionally C++. Define and enforce engineering best practices for performance, maintainability, memory management, and cross-version Windows compatibility. Drive accessibility initiatives, ensuring compliance with Windows accessibility APIs (e.g., UI Automation) and delivering inclusive user experiences. Collaborate with Product, Design, UX, QA, and other engineering teams to define feature scope and UI/UX architecture. Own the full software development lifecycle, from design and implementation to testing, release, and ongoing maintenance. Diagnose and resolve complex technical issues including performance bottlenecks, memory leaks, rendering issues, and compatibility challenges. Contribute to architectural decisions and improve system design for scalability and long-term maintainability. Mentor engineers, participate in code reviews, and help raise the overall engineering bar. Requirements: 3+ years of experience in Windows desktop application development using Windows App SDK, WinUI (or similar frameworks), C#, XAML, and optionally C++. Strong understanding of Windows application architecture, including .NET and native interop (Win32/WinRT/COM). Proven experience shipping production-grade desktop applications with a focus on performance, reliability, and scalability. Hands-on experience with accessibility APIs (e.g., Microsoft UI Automation) and building inclusive software. Strong computer science fundamentals including OOP, design patterns, data structures, algorithms, multithreading, and asynchronous programming. Experience in technical leadership, code reviews, and mentoring engineers. Excellent communication skills and ability to collaborate across cross-functional teams. User-centric mindset with attention to detail in building intuitive, polished desktop experiences. Preferred / Bonus: Experience with UI automa

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