Senior Data Scientist (AI) – 12 Month FTC

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Do you want to build production AI systems used by millions of insurance customers?

Have you deployed LLM applications into complex enterprise environments before?

Are you ready to help scale a growing GenAI function inside one of the UK’s biggest insurers?


A major UK health and life insurance provider is hiring a Senior Data Scientist (AI) on a 12-month FTC basis to support a rapidly growing AI function focused on GenAI products and operational automation. The team is building production-grade AI applications across underwriting, customer journeys, internal operations, and sales enablement.


The role sits within a growing AI team delivering live LLM applications and intelligent automation systems. You’ll work on high-impact products with strong internal visibility, alongside experienced Data Scientists and AI Engineers.


Role Summary

You’ll help design, build, and deploy AI-powered applications using both traditional ML and modern LLM tooling. Projects include AI sales assistants, underwriting automation, internal summarisation systems, and workflow efficiency tools.


Key Responsibilities

• Build and deploy production-grade AI applications

• Develop LLM, RAG, and agentic AI systems

• Deploy applications into GCP environments

• Work closely with cross-functional business stakeholders

• Improve scalability, reliability, and AI deployment workflows

• Build APIs, backend services, and production pipelines

• Support AI integration into enterprise systems


Key Details

• Salary: £75,000–£90,000 base

• Bonus: 16%

• Working model: Hybrid, 2 days per week in London office

• Contract: 12-month FTC (maternity cover)

• Tech stack: Python, GCP, APIs, Docker, Kubernetes, CI/CD, LLMs, RAG, LangChain/LlamaIndex

• Sponsorship: Cannot sponsor


Interested? Please apply below.

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Company: Harnham
Apply for the Senior Data Scientist (AI) – 12 Month FTC
Location: London
Job Description:

Do you want to build production AI systems used by millions of insurance customers?

Have you deployed LLM applications into complex enterprise environments before?

Are you ready to help scale a growing GenAI function inside one of the UK’s biggest insurers?

A major UK health and life insurance provider is hiring a Senior Data Scientist (AI) on a 12-month FTC basis to support a rapidly growing AI function focused on GenAI products and operational automation. The team is building production-grade AI applications across underwriting, customer journeys, internal operations, and sales enablement.

The role sits within a growing AI team delivering live LLM applications and intelligent automation systems. You’ll work on high-impact products with strong internal visibility, alongside experienced Data Scientists and AI Engineers.

Role Summary

You’ll help design, build, and deploy AI-powered applications using both traditional ML and modern LLM tooling. Projects include AI sales assistants, underwriting automation, internal summarisation systems, and workflow efficiency tools.

Key Responsibilities

• Build and deploy production-grade AI applications

• Develop LLM, RAG, and agentic AI systems

• Deploy applications into GCP environments

• Work closely with cross-functional business stakeholders

• Improve scalability, reliability, and AI deployment workflows

• Build APIs, backend services, and production pipelines

• Support AI integration into enterprise systems

Key Details

• Salary: £75,000–£90,000 base

• Bonus: 16%

• Working model: Hybrid, 2 days per week in London office

• Contract: 12-month FTC (maternity cover)

• Tech stack: Python, GCP, APIs, Docker, Kubernetes, CI/CD, LLMs, RAG, LangChain/LlamaIndex

• Sponsorship: Cannot sponsor

Interested? Please apply below.

Posted: May 13th, 2026