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C# Developer

Remote / Online - Candidates ideally in
Leeds, West Yorkshire, ME17, England, UK
Listing for: Addition
Remote/Work from Home position
Listed on 2026-02-16
Job specializations:
  • Software Development
    Backend Developer, C# / Unity Developer
Job Description & How to Apply Below

This fast-growing tech business builds and supports the internal systems that keep operations moving. They’re looking for a pragmatic C# Developer who enjoys improving what already exists and making a real difference to how the business runs day to day.

What You’ll Be Doing:
  • Maintaining and enhancing existing C#/.NET applications used internally
  • Supporting business-critical systems and tools across the organisation
  • Building and refining integrations with third-party platforms and APIs
  • Investigating, troubleshooting, and resolving production issues
  • Delivering BAU development work that keeps systems stable and efficient
  • Working closely with non-technical stakeholders to understand real needs
  • Making incremental, meaningful improvements rather than full rewrites
Main Skills Needed:
  • Strong hands‑on experience with C# and .NET
  • Confidence working within established codebases and legacy systems
  • Solid debugging and problem-solving skills in live environments
  • Experience with system integrations, APIs, and data flows
  • Knowledge of Cosmos and relational databases
  • Comfortable working autonomously in a remote setup
  • Clear communication skills when dealing with non‑technical users
What’s in It for You:
  • Fully remote working with flexibility around hours
  • Choice of permanent or contract engagement
  • A role close to the business where your work has visible impact
  • Collaborative, informal start‑up environment
  • Opportunity to shape and improve systems without heavy process overhead

We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

By applying you are confirming you are happy to be added to the Addition Solutions mailing list regarding future suitable positions. You can opt out of this at any time simply by contacting one of our consultants.

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