Mid-Level Software Developer

Salary: £50,000 - 50,000 per year

Requirements:

• Strong commercial development experience with C# and .NET Framework
• Experience with WinForms development, including maintaining and enhancing legacy applications
• Experience with Blazor
• Experience with SQL Server, including database design and performance optimisation
• Experience integrating systems and managing data across multiple platforms
• Strong understanding of software development principles, testing, and version control
• Experience with legacy technologies or applications such as VB.NET or Delphi is valuable
• Desirable: experience modernising legacy systems and moving towards more maintainable architectures
• Desirable: experience within manufacturing, logistics, or another operational environment
• Desirable: exposure to ERP systems
• Desirable: experience integrating multiple business systems and managing data flows between them
• Desirable: experience with DevExpress or other third-party development components
• Desirable: experience with VBA
• Desirable: exposure to modern web-based .NET technologies such as ASP.NET Core

Responsibilities:

• Take ownership of defined development work
• Contribute to important business systems
• Play an active role in improving and modernising existing technology
• Work across a range of systems and technologies
• Contribute to the future development of our IT function

Technologies:

• .NET Framework
• ASP.NET
• Blazor
• C#
• Delphi
• DevExpress
• ERP
• SQL
• VBA
• Web

More:

We are an established organisation recruiting for a Mid-Level IT Systems Developer to join our small, collaborative IT team in Castleford. This is an on-site, permanent role with a competitive salary of £40k-£50k depending on experience. The position offers scope to broaden your technical knowledge, work across varied systems, and play an important part in the ongoing development and modernisation of our technology landscape.

last updated 34 week of 2026