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Proactive.IT Appointments Ltd.

Lead AI Engineer

Hybrid

Reigate, United kingdom

Senior

Full Time

02-03-2026

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Skills

Leadership Research Data Science NLP

Job Specifications

Lead AI Engineer

We are working with one of our largest customers who are looking for Lead AI Engineer to join them on a Hybrid working basis.

Role Profile

As a Lead AI Engineer, you’ll take a central role in driving and delivering the next generation of AI‑powered solutions across the business. You’ll lead a team of AI Engineers of all levels, setting technical direction, owning end‑to‑end project delivery and ensuring our solutions generate real, measurable impact. Alongside your hands‑on technical work, you’ll mentor and develop the team, guide requirement‑gathering with stakeholders, and play a key part in defining the future AI strategy of the client.

Main Responsibilities as a Lead AI Engineer:

Support and develop a small team, helping them grow and progress.
Work with leaders to set and improve engineering and R&D standards.
Shape the AI roadmap across both use cases and technology.
Partner with senior stakeholders to understand processes and data, identifying high‑value GenAI opportunities.
Drive scalable AI delivery as part of the Data Science & AI team, contributing to innovation across the enterprise.

Skills and experience you need as a Lead AI Engineer:

Provide technical leadership and mentoring, supporting the growth of a high‑performing team.
Proven experience delivering AI into production, solving real commercial problems and measuring impact.
A self‑starter with a track record of taking research and models through to production to drive tangible business and customer value.
Comfortable working both autonomously and collaboratively in a fast‑paced, cross‑functional environment
Strong experience with advanced NLP, including developing models, prompt engineering and fine‑tuning LLMs in a commercial setting.

About the Company

Welcome to Proactive.IT Appointments Ltd. With 30+ years of experience, Proactive.IT Appointments are at the forefront of the IT recruitment sector. Established in 1991, we have become the preferred partner for many Blue Chip national, global and Government organisations. Our dynamic team has built an unparalleled knowledge of the marketplace. Technology never stands still, so neither do we. We understand the industry trends and technological developments that matter most to our clients in an ever-changing market place, whi... Know more