Senior AI Engineer – Agentic & Generative AI
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Salary
$107k – $134k per year
Location
In office (Manchester)
Seniority
Senior
Employment
Full-Time
First seen by Alion on Jul 16, 2026. The Portfolio Group scores B on the Alion truth index.
Overview
Company
Impact
Profile match
The Portfolio Group is a specialist recruitment consultancy that provides targeted talent acquisition and staffing solutions across essential corporate functions. Headquartered in London, United Kingdom, the firm operates dedicated divisions focused on payroll, human resources and reward, credit control, and procurement. With regional offices in Manchester and Toronto, it delivers temporary, contract, and permanent placement services to support organizations of all sizes across the UK and Canada.
Join a fast-growing international SaaS business at the forefront of AI innovation. We’re looking for a Senior AI Engineer to design, build and scale Agentic AI, Generative AI and Retrieval-Augmented Generation (RAG) solutions that power intelligent, customer-facing products used globally.
Working closely with Product, Platform and Engineering teams, you’ll develop production-grade AI systems, autonomous agents and LLM-powered applications, helping shape the future of AI across the organisation.
What You’ll Do
- Design and deliver production-ready Agentic AI, Generative AI and RAG solutions.
- Build autonomous AI agents capable of reasoning, planning and executing complex workflows.
- Develop multi-agent orchestration, tool integration and advanced retrieval strategies.
- Optimise LLM performance through prompt engineering, fine-tuning and evaluation.
- Work with Platform Engineering to deploy scalable AI services using Microsoft Azure.
- Mentor engineers and contribute to AI architecture and engineering best practices.
What You’ll Bring
- Strong Python development experience building production AI applications.
- Proven experience developing Agentic AI, LLM and RAG solutions.
- Experience with frameworks such as LangGraph, LangChain, Semantic Kernel, AutoGen or similar.
- Experience with Microsoft Azure, including Azure AI Foundry, Azure OpenAI Service and Azure AI Search.
- Understanding of LLM evaluation, AI safety, observability and production deployment.
Why Join?
- Build cutting-edge AI products for a global SaaS customer base.
- Shape the future direction of Agentic AI within an ambitious technology organisation.
- Work alongside talented engineers using the latest AI technologies.
- Join a collaborative team with genuine ownership and impact.
If you’re passionate about building intelligent AI systems that move beyond experimentation into real-world products, we’d love to hear from you.
INDAM
The Portfolio Group are acting on behalf of our client in recruiting for this position.
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