AI Engineer

JR United Kingdom; Colchester; On-site; GBP 59,000 - 70,000; Full time

Job summary

A leading UK-based SaaS company is seeking an AI Engineer to enhance document intelligence through LLMs. You'll design workflows, develop Python libraries, and contribute to best practices in a collaborative, remote-first environment. The position offers up to £70,000 base salary, private medical insurance, and extensive professional development opportunities.

Benefits

Up to £70,000 base salary

Remote-first working culture

Company offsites across Europe

Private medical insurance

Life assurance

Pension

25 days holiday plus bank holidays

Wellness and professional development budgets

Qualifications

• Experience with document extraction using LLMs.
• Strong foundation in software engineering fundamentals.
• Comfortable collaborating with both technical and non-technical teams.

Responsibilities

• Design LLM-powered workflows for document understanding.
• Develop well-structured Python libraries for production.
• Build prototypes and scalable services.

Skills

Document extraction using LLMs

Expert-level Python skills

Clear communication with technical stakeholders

Tools

FastAPI

Kubernetes

Streamlit

Dash

Job description

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AI Engineer - LLMs for Document Intelligence | Remote (UK) | Up to £70,000

We're supporting a UK-based SaaS company in hiring an AI Engineer to join their Innovation team. This role is focused on delivering real business impact through Generative AI, particularly in the area of document intelligence.

The opportunity

• Build and deploy LLM-based systems to automate document extraction, reasoning and validation
• Work on high-impact use cases, such as ESG and sustainability compliance
• Join a small, collaborative team that values clean code, fast iteration and practical AI solutions

What you'll do

• Design and implement LLM-powered workflows for document understanding, including RAG and agent-based systems
• Develop robust, well-structured Python libraries and production-ready services
• Build quick prototypes (Streamlit, Dash) and scalable services (FastAPI, Kubernetes)
• Contribute to engineering best practices across CI/CD, testing, and monitoring

What we're looking for

• Previous experience with document extraction using LLMs
• Expert-level Python skills, with a strong grounding in software engineering fundamentals
• Clear communicator, comfortable working with both technical and non-technical stakeholders

What's on offer

• Up to £70,000 base salary
• Remote-first working culture (UK only)
• Company offsites across Europe
• Private medical insurance, life assurance and pension
• 25 days holiday plus bank holidays, with the option to buy more
• Wellness and professional development budgets

2 stage interview process.

This role cannot sponsor and ideally candidates will have 1 month or less notice period, aiming for a September/early October start.