AI-Driven Agentic Engineer (6‑Month Contract)

Hedgehog Lab; Greater London; Hybrid; GBP 129,000 - 185,000; Full time

Job summary

Hedgehog Lab, a UK digital product consultancy with B Corp status, seeks an Agentic Engineer for a six-month, outside IR35 engagement in London. You will deliver agentic workflows, build AI-powered solutions, and document decisions for a potential permanent hire after the contract ends.

You’ll produce code, tests, and documentation, guiding AI-generated work to meet the same quality bar as hand-written work, with start on Monday 28 September if possible.

Qualifications

• Strong software engineering with maintainable, well-tested code.
• Hands-on experience building applications with LLMs and agentic patterns beyond prompts.
• Tool and function calling, structured outputs, RAG, context management, human-in-the-loop design.

Responsibilities

• Map workflows with users and cross-disciplinary teams; define outcomes for agentic solutions.
• Design and build agentic systems: orchestration, tool use, retrieval and memory, human approval, failure recovery.
• Integrate AI capabilities with client platforms through APIs, events, and data services.
• Build reusable components and patterns for client teams to reuse.
• Develop automated evaluations and tests for non-deterministic AI systems including quality and safety.

Skills

Software engineering

LLMs

Agentic systems

Observability

Code reviews

Tools

APIs

CI/CD

Cloud services

Job description

Hedgehog Lab, a UK digital product consultancy with B Corp status, seeks an Agentic Engineer for a six-month, outside IR35 engagement in London. You will deliver agentic workflows, build AI-powered solutions, and document decisions for a potential permanent hire after the contract ends.

You’ll produce code, tests, and documentation, guiding AI-generated work to meet the same quality bar as hand-written work, with start on Monday 28 September if possible.