Skills

C# Visual Studio Architecture Windows Software Development

Job Specifications

Software Engineer (C# Desktop Applications)

Location: York

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

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

About the Company

KO2 are a recruitment company that are experts in the Electronics & Embedded Systems sector. We believe our knowledge of the market, coupled with our collaborative approach & passion for the industry is key to our success. We pride ourselves in communication, understanding, flexibility & excellence. Everything we do, we strive to do to the best of our ability. What we do - We recruit any position an Electronic & Embedded business need - We recruit from Technician to Manager (in Software, Hardware, Mechanical & Test) - We ... Know more