Job responsibilities

In particular skills and experience required for the role of Principal Developer includes:

• Expert knowledge of .Net, C#, WebAPI, Rest
• Expert knowledge developing Microservices/Modular Monolith Applications using Modern design patterns and techniques
• Expert knowledge of Microsoft SQL Server
• Expert knowledge writing comprehensive unit tests
• Knowledge of consuming and modifying CI/CD pipelines
• Experience working with APIs of varying types and integrating with 3rd parties
• Experience of migrating legacy applications
• Capable of teaching/mentoring/pair-programming with other members of the team

Knowledge and experience of the following technologies is desirable:

Microsoft Azure – Experience of Azure Serverless technologies/Docker Experience of working in a Continuous Delivery or Deployment environment Experience of developing any backend API frameworks

Person Specification

Qualifications

Essential

• Professional knowledge acquired through master’s degree or equivalent experience along with an in-depth technical and strategic knowledge of software development

Experience

Essential

• Expert knowledge of .Net, C#, EF, WebAPI, unit testing
• Expert knowledge of Microsoft SQL Server
• Knowledge of Cloud technologies and CI/CD pipelines

Desirable

• Experience of containerisation/Docker
• Experience migrating legacy applications

Disclosure and Barring Service Check

This post is subject to the Rehabilitation of Offenders Act (Exceptions Order) 1975 and as such it will be necessary for a submission for Disclosure to be made to the Disclosure and Barring Service (formerly known as CRB) to check for any previous criminal convictions.

Certificate of Sponsorship

Applications from job seekers who require current Skilled worker sponsorship to work in the UK are welcome and will be considered alongside all other applications. For further information visit the UK Visas and Immigration website (Opens in a new tab).

From 6 April 2017, skilled worker applicants, applying for entry clearance into the UK, have had to present a criminal record certificate from each country they have resided continuously or cumulatively for 12 months or more in the past 10 years. Adult dependants (over 18 years old) are also subject to this requirement. Guidance can be found here Criminal records checks for overseas applicants (Opens in a new tab).

Closing Date: 23 December 2025

How to Apply;

Interested and qualified candidates should:
Click here to apply online for this job