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# Senior Developer

- **Company:** Tetra Tech, Inc.
- **Location:** Abingdon, UK (Remote available)
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** .NET Framework, Unit Testing, Microsoft Azure, C Sharp (Programming Language), Software as a Service, Software Quality, Continuous Integration, Microsoft SQL Server, Commercial Software, Software Engineering, Delivery Pipeline, Git, AngularJS, Production Code, Bicep, Cosmos DB, Front End Software Development, Api Design, Api Management
- **Published:** September 10, 2026
- **Apply:** https://www.collegerecruiter.com/job/2840614300-senior-developer

## About the Role

* Cloud Application Delivery: Proven ability to develop, deploy, test and support Azure-based SaaS solutions to agreed architecture and quality standards.
 * Front-End and API Development: Strong Angular, C# and .NET skills, with experience delivering robust UI and API solutions using sound design patterns and best practice.
 * Quality and Reliability: Confident in unit testing, CI/CD, code quality checks and secure development practices, with attention to non-functional requirements.
 * Collaboration and Delivery: Effective at working with developers, testers and technical leads, managing priorities, meeting deadlines and supporting backlog refinement and estimation.
 * Line Management: Experience in line management and ability to mentor more junior members of the Developer team., * Essential: Commercial software development experience; Azure cloud solution delivery; Angular; C#/.NET; API development; unit testing; Git. Plus, line management experience.
 * Desirable: Technical client-facing experience; SQL Server, Cosmos DB or similar; Azure DevOps; backlog definition and estimation; Bicep; GIS awareness; mentoring or line management.

## Description

Tetra Tech is seeking an experienced Senior Developer to join our Client Digital Solutions team. You will help design, build, test and support market-leading cloud-based software for UK and NL services, as well as wider international clients. Working within a collaborative development team, you will deliver secure, high-quality applications across the full software lifecycle, using Microsoft Azure, C#/.NET, Angular and modern delivery pipelines. You will work closely with developers, testers and technical leads to translate backlog items into reliable code, maintain live solutions, resolve issues, and produce clear technical and end-user documentation.


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