Principal Data Scientist - Agentic AI & LLM Systems

LexisNexis; Exeter; On-site; GBP 80,000 - 100,000; Full time

Job summary

A global information analytics provider in Exeter is seeking a Principal Data Scientist specializing in Agentic Systems. You will leverage your expertise in context engineering and large language models to innovate intelligent systems for intellectual property applications. This role emphasizes collaboration with product managers and engineering teams to deliver impactful AI solutions. Generous benefits include flexible working hours, extensive leave options, and a commitment to employee well-being.

Benefits

Generous holiday allowance

Life assurance

Competitive contributory pension scheme

Study assistance

Employee Assistance Programme

Access to learning and development resources

Qualifications

• Hands-on experience in LLMs or applied AI research in a commercial environment.
• Proven expertise in context engineering, LLM fine-tuning, and evaluation of non-deterministic systems.
• Demonstrated ability to work collaboratively with engineering and product stakeholders in an agile environment.

Responsibilities

• Design, build, and optimise agentic systems for complex tasks.
• Select, fine-tune, and adapt large language models to align with agent objectives.
• Collaborate with AI engineering and product teams to deliver production-ready solutions.

Skills

Python

Large Language Models (LLMs)

Context Engineering

Deep Learning Frameworks (e.g., PyTorch)

Analytical Skills

Problem-solving

Education

PhD in AI, Computer Science, Mathematics or related field

Master's with equivalent experience

Tools

Amazon SageMaker

Job description

A global information analytics provider in Exeter is seeking a Principal Data Scientist specializing in Agentic Systems. You will leverage your expertise in context engineering and large language models to innovate intelligent systems for intellectual property applications. This role emphasizes collaboration with product managers and engineering teams to deliver impactful AI solutions. Generous benefits include flexible working hours, extensive leave options, and a commitment to employee well-being.