Senior Software Developer in Southampton, Hampshire
Posted by Spectrum IT Recruitment
£65,000 – £75,000 a year
Southampton · Permanent · Remote working
Senior Software Engineer with AI
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.
What you'll get involved in
- 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.
About You -
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.
Why this opportunity?
You'll have room to influence technical decisions, establish AI engineering practices and see your work used by customers and colleagues. It's a chance to deepen your AI expertise while building products with measurable operational and sustainability impact.
- Hybrid working schedule - 2-3 days a week onsite near Eastleigh, Southampton.
- £65,000 - £75,000 + benefits
- Senior Developer, Senior Software Engineer, Technical Lead
If you're already building with AI and want greater ownership of what comes next, apply or get in touch for a confidential conversation.
Hit apply now to upload your CV
Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.
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