C# Developer

C# Developer (C# MSSQL, Azure, Javascript) Hybrid working

Our client is looking for an experienced Full Stack Software Engineer with strong C# expertise to help design, build and enhance the next generation of business-critical applications.

This is an opportunity to join a high-performing, fast-growing organisation where technology plays a key role in driving innovation, improvement and operational excellence. You'll work on complex systems, influence technical decisions, and contribute to projects that have a genuine business impact.

This is a fast-paced environment with ambitious growth plans. The workload and expectations are higher than many organisations, not because of poor processes, but because the business is continually evolving, improving and raising standards.

Working in a dynamic and changing environment

Taking ownership and accountability

Being challenged and continuously developing

Collaborating with talented, driven colleagues

Contributing ideas and challenging thinking constructively

The culture values curiosity, learning, honesty and continuous improvement. Hierarchy does not get in the way of good ideas, and success comes from working together to achieve exceptional outcomes.

The Role

As a Software Engineer, you will:

Design, develop and maintain scalable web applications using C#, modern JavaScript frameworks and cloud technologies

Build intuitive front-end user experiences alongside robust back-end services

Develop new functionality through API integrations, databases and cloud services

Ensure software quality through unit testing, integration testing and automation

Collaborate within Agile delivery teams using Scrum or Kanban methodologies

Troubleshoot, debug and resolve software issues

Participate in code reviews and quality assurance activities

Contribute to improvements across the software development lifecycle, including tooling, architecture, documentation and deployment processes

Work closely with both technical and non-technical stakeholders to deliver business value

About You

Essential

Minimum 5 years' commercial experience developing in C#

Strong knowledge of:

JavaScript

HTML/CSS

React, Blazor, Next.js or similar modern frameworks

Experience working with Azure cloud services

Strong SQL database knowledge

Experience with CI/CD pipelines and automated testing frameworks

Understanding of Agile delivery methodologies (Scrum/Kanban)

Excellent problem-solving and analytical skills

Strong communication skills with the ability to explain technical concepts clearly

High attention to detail

Experience creating and maintaining technical documentation, including user stories, system documentation and database schemas

Desirable

Experience with IT Service Management platforms such as ServiceNow

Previous experience within a fast-paced SME environment

Exposure to large-scale systems integration projects

What's On Offer?

Private medical insurance

Enhanced pension contribution

Income protection

Life assurance

Working Environment

Flexible core working hours

Hybrid working model

Modern, collaborative office environment

Ongoing training and professional development opportunities

All our roles are UK based. When submitting your application to Colossus, please ensure the following

• Your CV has your address and postcode.
• You also have your correct phone number and email address so we can contact you asap regarding your application.