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 leadership

What 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 MLOps

Tech 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 skills

The 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.