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Job Description

Job Description: Senior AI Scientist (DV‑Cleared)

Location: UK (On‑site, Secure Environment)

Clearance: DV Clearable Required

Contract: Inside IR35

Start Date: In several months (ideal for candidates completing other engagements)

About the Role

We are seeking an experienced Senior AI Scientist to support a high‑impact programme within a major UK government department. This role is focused on the development and evaluation of advanced AI systems, with a particular emphasis on Large Models (LLMs), agentic workflows, and modern generative AI techniques. You will work in a secure environment, applying cutting‑edge AI methods to complex operational challenges, while influencing the direction of AI adoption within the organisation.

This is an excellent opportunity for a senior practitioner who can combine technical depth, research‑grade thinking, and hands‑on engineering—operating with a high degree of independence and responsibility.

Key Responsibilities

Lead the design, development, and optimisation of AI models, including transformer‑based architectures and LLM‑driven systems. Build and assess agentic AI workflows, retrieval‑augmented pipelines, and advanced evaluation frameworks. Conduct rigorous model benchmarking, statistical analysis, and robustness testing to ensure scientific integrity. Contribute to the organisation’s broader AI capability growth, best practices, and technical governance.

Essential Experience

Must be DV Clearable Strong expertise in LLMs, generative AI, and transformer models. Hands‑on experience with agentic workflows, modern AI toolchains, and evaluation methodologies. Deep understanding of machine learning, statistical modelling, and optimisation techniques. Strong programming skills (Python ) and experience with modern AI/ML frameworks. Proven experience delivering AI solutions in complex or high‑security environments.

Desirable Skills

Experience with MLOps, LLMOps, or production‑grade AI deployments. Knowledge of vector databases, RAG, and prompt engineering techniques. Exposure to government, defence, or security domains.

Who This Role Suits

A senior‑level AI/ML specialist who wants to apply cutting‑edge AI in meaningful real‑world contexts. An expert comfortable taking LLM‑based projects from concept through evaluation to delivery. Contractors seeking a forward‑planned assignment with a delayed start date.

If you are interested in applying for this job please press the Apply Button and follow the application process. Energy Jobline wishes you the very best of luck in your next career move.