Overview

Senior Software Engineer role for a scaling SaaS business. You’ll be hands-on with C# and .NET to craft high-performing Windows applications used across global markets, while helping shape technical decisions, refine UI/UX, and integrate with Windows OS components to deliver polished, reliable products.

What You’ll Do as a Senior Software Engineer

• Build and refine Windows desktop applications (WinForms, WPF, WinUI or similar)
• Develop sleek, functional user interfaces and custom controls
• Connect applications with OS-level features and external systems
• Ensure stability, performance, and maintainability of the codebase

What You’ll Bring as a Senior Software Engineer

• Solid background in C#/.NET desktop development
• Experience delivering advanced Windows client software
• Strong knowledge of Windows APIs and event-driven programming
• Familiarity with CI/CD and modern development workflows
• Collaborative mindset with problem-solving flair

Nice to Have

• Cross-platform app experience (MAUI, Xamarin, native macOS)
• Cloud-connected app exposure (Azure/AWS)
• Background in real-time comms (VoIP, SIP)

The Package

• Salary between £65,000 - £75,000 + Bonus
• Hybrid - Peterborough 1-2 days per week (remote potential for the right candidate)

If you’re a Senior Software Engineer who is passionate about building high-performance Windows client applications and want to work in a forward-thinking software business with global reach, we’d love to hear from you.

Unfortunately, due to the high volume of applications, not all applicants will receive feedback.

Seniority level

• Mid-Senior level

Employment type

• Full-time

Job function

• Information Technology

Industries

• Software Development and Technology
• Information and Media