Software Engineer, C# ​/ Unity Developer

Software Engineer (C# Desktop Applications)

Location: York
Salary: Up to 45,000

An award-winning technology company based in York is seeking a C# Software Engineer to join its growing engineering team. This is an excellent opportunity for a developer who enjoys owning desktop applications end-to-end and working on software that directly interfaces with real-world hardware and data.

The Role

You'll be a key contributor within a small, highly skilled engineering team, taking primary ownership of a Windows PC application used by customers to monitor, analyse, and visualise data from connected hardware devices.

The role has a strong focus on C# development in Visual Studio, covering both new feature development and ongoing enhancement of an existing desktop application. You'll be involved across the full software lifecycle, from requirements and architecture through to implementation, testing, and support.

Key responsibilities include:

• Designing and developing new features in a C# desktop application
• Maintaining, refactoring, and improving an existing codebase
• Working with data visualisation, analysis, and user-facing functionality
• Supporting customers and troubleshooting software issues
• Producing clear technical documentation

About You

You'll be a degree-qualified Software Engineer (Computer Science or similar) with 2+ years' commercial experience in PC / desktop software development, with C# as your primary language.

You'll have a solid understanding of clean, structured, and maintainable software design, and enjoy taking ownership of software products.

Experience working with hardware-connected systems or embedded environments is beneficial, but the core focus of the role is C# application development.

Essential Skills & Experience

• Commercial C# development using Visual Studio
• PC / desktop application software development
• Strong software design and coding best practices
• Degree in Computer Science or a related discipline
• Full UK driving licence and access to a car

Desirable Experience

• Communication with hardware via serial protocols (RS232, RS485, CAN, SPI, I2C, etc.)
• Exposure to embedded systems or Embedded C

Why Apply?

• Join a multiple award-winning engineering company
• High level of technical ownership over a core C# application
• Work closely with a small, multidisciplinary engineering team
• Mix of new feature development and long-term product evolution
• Involvement from high-level design through to delivery

For more information or to apply, please contact Laurence Powell or Andrew Knight at KO2 Embedded Recruitment Solutions Ltd.