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🥝 Senior Software Developer

TyneStack Ltd | newcastle upon tyne, United-Kingdom | Posted May 27, 2026

Job Description

Senior Software Developer (.NET / Backend / Azure)

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

Type: Full-time, Permanent

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 reliab...

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