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Agentic AI Engineer - SDD / C#

130 000 – 136 500 £
ContractExperience not specifiedOn-siteBristol
SandersonBristol

About this job

Agentic AI Engineer /Spec Driven Development / C# - SDD / Claude

  • Rate: £500 per day (Umbrella)
  • Location: Bristol / Hybrid (Flexibility required)
  • Duration: 6 Months (With view to extend)
  • Start Date: ASAP

We are looking for a Gen AI Developer who was a C# Developer who has pivoted into the world of GenAI and Autonomous agents.

You will be a forward-thinking Contract Engineer to spearhead the evolution of our clients AI ecosystem.

As a senior developer you will be stepping into an innovative environment, initially working alongside AI Agents within an AWS framework using SDD with a strategic roadmap to migrate and scale these capabilities into AWS Bedrock.

Key Skills

  • Design and deploy robust Agentic AI solutions using SDD - Spec Driven Development
  • Utilise your strong C# background to ensure AI agents integrate seamlessly with core enterprise systems, APIs, and data pipelines.
  • Refine prompt engineering, agent autonomy, and guardrails to ensure high performance, security, and accuracy.
  • Proven experience building Agentic AI systems (autonomous agents, multi-agent frameworks, tool-use LLMs).
  • A strong, extensive background in C# / .NET development
  • Solid experience within the AWS ecosystem, specifically with Amazon Q.
  • Experience with (or a deep understanding of) AWS Bedrock and its orchestration tools is highly desirable.
  • A self-starter who can hit the ground running, deal with ambiguity, and deliver value from day one.


Please send me your CV for an immediate response.

Reasonable Adjustments:

Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built, and we welcome applications from people of all backgrounds and perspectives. Our success is driven by our people, united by the spirit of partnership to deliver the best resourcing solutions for our clients.

If you need any help or adjustments during the recruitment process for any reason, please let us know when you apply or talk to the recruiters directly so we can support you.

Market insight

59% above median
84 048 £

Based on 39 offers with salary for Jobs on-site in Bristol

Full salary breakdown

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