Senior Software Developer

Company: TyneStack Ltd
Apply for the Senior Software Developer
Location: Newcastle upon Tyne
Job Description:

Senior Software Developer (.NET / Backend / Azure)

Location: Newcastle Upon Tyne (Hybrid – typically 2 days onsite)

Salary: £65,000

Type: Full-time, Permanent

Are you ready to apply Make sure you understand all the responsibilities and tasks associated with this role before proceeding.

Overview

An established, technology-led organisation in Newcastle is looking to hire a Senior Software Developer to join a growing engineering team working on large-scale, live platforms.

This is a backend-focused role where you’ll be working with modern .NET and contributing to the ongoing development and improvement of systems that are critical to the business.

It’s particularly well suited to someone who enjoys working on real-world systems, improving performance, and evolving existing platforms rather than purely building from scratch.

Key Responsibilities

Develop and maintain backend systems using C# and modern .NET

Build and enhance APIs and scalable services

Work on live production systems, improving performance and reliability

Contribute to system design and technical decision making

Support the evolution of systems towards more modern, scalable architectures

Work within an Azure-based environment

Collaborate with developers, QA and stakeholders across the business

Requirements

Strong experience with C# and modern .NET (.NET Core / .NET 6+)

Proven backend development experience (APIs, services, SQL)

Experience working on live production systems

Some exposure to Azure or other cloud platforms

Strong problem-solving ability and attention to detail

Experience working in Agile teams

Desirable

Experience with microservices or distributed xwzovoh systems

Exposure to CI/CD or DevOps practices

Any frontend experience (not essential)

What’s on Offer

£55,000 – £65,000 salary depending on experience

Hybrid working (Newcastle based team)

Opportunity to work on large-scale systems with real impact

Supportive, collaborative engineering environment

Clear progression and ownership opportunities

Apply

If you’re a backend-focused .NET developer looking for a role where you can make a real impact, apply now or get in touch for more information.

Posted: May 3rd, 2026