Lead Data Scientist

Lead Data Scientist | Cardiff / Remote | AI, Machine Learning & Data Science Leadership

We're partnering with a global B2B SaaS organisation that is making significant investment in AI and Data Science as part of its next phase of growth.

This is an opportunity for an experienced Lead Data Scientist to step into a high-impact leadership role, helping to build and shape a growing Data Science function while remaining hands-on with cutting-edge AI and machine learning initiatives.

You'll work closely with senior leadership to define the technical direction of Data Science, influence product innovation and lead the development of production-grade machine learning solutions that deliver measurable business value.

Why this role stands out:

Lead and grow a newly expanding Data Science capability
Shape the future AI strategy within a business heavily investing in machine learning and generative AI
Drive innovation across predictive analytics, NLP and LLM-powered products
Enjoy genuine influence over technical direction, tooling and best practice
Work on highly visible projects with direct commercial impact
Remote-first environment with strong backing from leadershipWhat you'll be doing:

Leading technical decision making across the Data Science function
Designing, building and deploying machine learning models into production
Driving NLP, Generative AI and LLM initiatives
Partnering with Engineering, Product and Operations teams to solve complex business challenges
Mentoring and developing a growing team of Data Scientists
Establishing best practice across model development, governance and MLOpsTech Stack

Python | SQL | TensorFlow | PyTorch | AWS | Azure | SageMaker | NLP | LLMs | MLOps

What we're looking for:

Strong commercial Data Science and Machine Learning experience
Experience leading teams or acting as a technical lead within a Data Science function
Strong knowledge of cloud platforms and ML deployment
Experience delivering production-ready AI solutions
Excellent stakeholder management and communication skillsThe Opportunity

This is more than a traditional Lead Data Scientist position. It's a chance to join at a pivotal stage of growth and play a key role in building the next generation of AI capability within a global technology business.

If you're excited by the prospect of leading a team, influencing AI strategy and working on innovative machine learning and LLM projects that make a real difference, we'd love to hear from you
Only candidates based in UK and eligible to work in UK are allowed