> Markdown version of [/jobs/ext/4654486-senior-software-developer](https://www.wearedevelopers.com/jobs/ext/4654486-senior-software-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Senior Software Developer

- **Company:** Spectrum IT Recruitment
- **Location:** Eastleigh, United Kingdom
- **Experience:** Expert
- **Salary:** £65,000 - £75,000
- **Contract:** Permanent contract
- **Skills:** .NET Framework, Application Programming Interfaces (APIs), Artificial Intelligence, Microsoft Azure, Business Systems, C Sharp (Programming Language), Cloud Computing, Continuous Integration, Relational Databases, Django Web Framework, Information Extraction, Python (Programming Language), PostgreSQL, Search Technologies, TypeScript, Retrieval-Augmented Generation, Large Language Models, Claude Code, Generative AI, AngularJS, Virtual Agents, Api Design
- **Published:** November 10, 2026
- **Apply:** https://www.totaljobs.com/job/senior-software-engineer/spectrum-it-recruitment-limited-job108304857

## About the Role

We're recruiting for a sustainability business investing in its next generation of digital products. They're looking for a talented Senior Developer who combines strong development skills with practical experience of AI-assisted coding, generative AI and intelligent automation., You've delivered production software and have strong skills in one or more of C# / .NET, TypeScript / Angular or Python / Django. You're comfortable building APIs, working with relational databases and integrating business systems.

You already use AI development tools and have practical experience incorporating generative AI, document intelligence or intelligent automation into working solutions. You understand LLM application patterns, including RAG and agent orchestration, and care about evaluating and monitoring what you ship.

Experience with Azure, PostgreSQL, CI/CD and cloud deployment would be valuable. Above all, you're curious, product-minded and able to turn a business problem into reliable software.

## Description

* Build cloud applications, customer portals, APIs and integrations that turn complex data into useful products.
 * Develop AI capabilities spanning document intelligence, semantic search, Retrieval-Augmented Generation (RAG) and intelligent agents.
 * Use tools such as Claude Code and Codex to accelerate development, applying sound judgement to testing, security and maintainability.
 * Replace manual processes with intelligent workflows and help modernise existing platforms.
 * Shape architecture, reusable components and engineering practices while working directly with users and domain specialists.