Official Guide to the Top 10 Data Scientists to Hire in the UK

In today’s data-driven world, hiring the right talent can make or break a company’s ability to innovate and stay competitive. The UK boasts a wealth of data science professionals, but identifying the very best can be a challenge. That’s why we’ve compiled this Official Guide to the Top 10 Data Scientists to Hire in the UK. Whether you’re a start-up seeking your first data hire or an enterprise looking to enhance your analytics capabilities, this guide highlights the most skilled, innovative, and impactful data scientists in the field.

What Do Data Scientists Do?

Data scientists play a multifaceted role that goes far beyond building predictive models. According to insights gathered from professionals in the field, they spend significant time understanding business problems, gathering and cleaning data, and exploring it to generate insights. They design and test experiments, build algorithms, and collaborate closely with stakeholders to inform decision-making.

Source: Harvard Business Review

How Do Data Scientists Give You a Competitive Edge?

Data scientists provide a competitive edge by scrutinising data to resolve business challenges, enabling faster, informed decision-making. They enhance operational efficiency, personalise customer experiences, and predict future trends, allowing businesses to anticipate market shifts. By identifying patterns and insights, data scientists help companies optimise strategies, reduce costs, and uncover new opportunities, ensuring sustained growth and a strong market position.

Source: Business.com

Who are the Top 10 Data Scientists to Hire in the UK?

According to official and verified customer feedback from over 82 events between 2022 and 2025, the following speakers have been recognised as the top 10 data scientists to hire in the UK.

• Orlando Machado
• Greg van der Gaast
• Mary Aiken
• Adrian Joseph
• Utpal Chakraborty
• Yann LeCun
• Wendy Hall
• Sanjeevan Bala
• Sue Turner
• Jason Smith

1. Orlando Machado

Orlando Machado is a leading UK data scientist with over 20 years of experience in tech and data innovation. Currently Chief Data Officer and Vice President at The LEGO Group, he has held senior roles at MoneySuperMarket, Aviva, and the BBC. Ranked number 1 in DataIQ’s 2019 list of the most influential figures in data-driven business, Orlando is a highly sought-after speaker. Known for educating audiences on the power of data, he blends deep technical knowledge with strategic insight. His engaging, inspiring keynotes make him one of the top choices for events seeking world-class data expertise in the UK.

Official Testimonial for Orlando Machado:

“The session went well this morning, Orlando has a slide deck and was very engaging and humorous, so very enjoyable! He has a great talent for making things easy to understand and digestible in what is a complex topic!” – Louise, Cheetah Digital

2. Greg van der Gaast

Greg van der Gaast is one of the UK’s top data scientists to hire for events due to his extraordinary journey from hacker to respected cybersecurity leader. With over 25 years of experience, he offers rare insight into both offensive and defensive security. A former FBI and DoD operative, he now advises leading organisations, blending technical expertise with business acumen. As a bestselling author and captivating keynote speaker, Greg delivers fresh, thought-provoking perspectives on cybersecurity, leadership, and innovation. His radical yet practical approach, shaped by roles in academia, industry, and government, makes him an exceptional speaker for any forward-thinking event.

Official Testimonial for Greg van der Gaast:

“Greg had a great story to tell – it sounded like the script to a Hollywood movie. He gave the audience plenty to think about as he told his amusing tale of misspent youth to a top tech consultant. For security professionals and those who just want to look at problems from a different perspective, Greg gave us food for thought.” – Jamie, Learning Programme Manager, Ministry of Defence

3. Mary Aiken

Professor Mary Aiken is a leading data scientist in the UK, renowned for her pioneering work in forensic cyberpsychology and online behaviour. With global acclaim for her book “The Cyber Effect”, she offers unique insights into the psychological impact of technology. Her expertise has shaped cybersecurity policy, and she holds prestigious roles at Capitol Technology University and the University of East London. Recognised in the Infosecurity Europe Hall of Fame and as one of the Top 100 Women in STEM, Mary is a captivating keynote speaker who bridges human psychology with cyber threats, making her a top choice for tech and security events.

Official Testimonial for Mary Aiken:

“Both were excellent and thought-provoking. The conversations in our business on the back of the sessions yesterday have only just started, but I can tell from catching up with a few people that they will continue for some time. It undoubtedly raised the profile of security in the business and reinforced the role of humans in everything that’s going on. Mary and Toby complemented each other extremely well and I’m grateful for the time before and after the sessions as much as the session itself. My head is still buzzing and it’s going to take me a while to digest it all” – Daren, Chief Technology Officer, Resonate

4. Adrian Joseph

Adrian Joseph OBE is one of the UK’s top data scientists, celebrated for his ability to translate complex AI and cyber security concepts into real-world impact. A sought-after speaker, he captivates audiences with insights on AI, the future of work, and digital inclusion. Former Chief Data and AI Officer at BT, Adrian has held senior roles at Google and EY, and advised the UK Government on AI strategy. With deep expertise, proven leadership, and a passion for ethical innovation, he brings both gravitas and clarity to any event—making him a standout choice for high-level keynotes on AI and cyber security.

Official Testimonial for Adrian Joseph:

“Adrian is a world class leader in digital with a deep knowledge of analytics and digital marketing. He has led teams at Google in Europe for many years, and as Director of Search in the region he managed a product and services innovation team of which I was most proud to play a part. Adrian aims very high and drives his teams hard for success yet always with great positive energy and good humour. He is an engaging public speaker and thought leader, and has a huge contribution to make for any organisation looking to enhance its digital profile.” – Croud

5. Utpal Chakraborty

Dr Utpal Chakraborty is a leading UK-based speaker in cyber security and artificial intelligence, renowned for making complex tech accessible and actionable. As Co-Founder and CTO of IndiqAI, he drives innovation in generative AI with cutting-edge solutions like UltiMeeT and VidyaAI. With over 600 global keynote appearances, including TEDx and AI summits, he’s a trusted voice on AI, Web3, and quantum computing. An award-winning author and strategist, his expertise has shaped digital transformation in both industry and academia. Recognised globally, Dr Chakraborty brings unmatched insight, making him a top choice for events.

6. Yann LeCunn

Yann LeCun is a globally acclaimed data scientist and a leading authority in AI, machine learning and deep learning. With a prestigious academic background, including roles at NYU and groundbreaking research with Geoffrey Hinton, he now serves as VP & Chief AI Scientist at Meta. A pioneer behind numerous innovations, Yann combines academic rigour with real-world impact. He’s a seasoned speaker, having delivered talks at TED and the World AI Cannes Festival, known for making complex topics accessible. Renowned for shaping the future of technology, Yann is an ideal keynote choice for UK events focused on AI, data science, and technological innovation.

7. Wendy Hall

Professor Dame Wendy Hall is a pioneering force in data science, artificial intelligence, and web science, with a career spanning academia, industry, and government advisory roles. A key figure behind the Microcosm Hypermedia System—a precursor to the World Wide Web—she co-founded the Web Science Research Initiative alongside Sir Tim Berners-Lee. Dame Wendy has advised the UK Government, chaired the Ada Lovelace Institute, and served on global councils, earning her a Damehood and Fellowship of the Royal Society. A champion for women in STEM and an acclaimed speaker, she brings unrivalled expertise, influence, and vision to any event on science and technology.

8. Sanjeevan Bala

Sanjeevan Bala is one of the UK’s top data scientists, renowned for his transformative leadership in data and AI. As Group Chief Data & AI Officer at ITV, he has pioneered digital innovation, driving commercial value through cutting-edge AI strategies. Ranked #1 in the DataIQ 100 (2023), his expertise spans media, retail, pharma and tech. A trusted advisor to FTSE boards and global C-suites, Sanjeevan is also a compelling keynote speaker, shaping Europe’s AI agenda and cyber governance landscape. His work in ethical AI, security, and innovation makes him an outstanding choice for any event focused on future-ready leadership.

9. Sue Turner

Sue Turner is one of the UK’s top data scientists to hire for events, renowned for her authoritative expertise in artificial intelligence, data ethics, and governance. Awarded an OBE in 2021 for services to social justice, Sue has a distinguished track record guiding businesses and policymakers towards responsible AI adoption. As Founder of AI Governance Limited, she is trusted by organisations seeking pragmatic, ethical digital strategies. A compelling speaker experienced at international platforms, Sue brings clarity, strategic insight, and inspiration to discussions on harnessing AI ethically, bridging the digital divide, and ensuring technology delivers meaningful social impact.

Official Testimonial for Sue Turner:

“Every board should hire Sue to guide them through the AI maze, because what Sue doesn’t know about AI isn’t worth knowing. Not only does she advise the government and corporations on the ethics and governance of AI, she creates practical plans for how it can optimise their performance. Oh, and she knows how to code in Python. An extraordinary women for extraordinary times!” – Memory Matters CIC

10. Jason Smith

Jason Smith is one of the UK’s leading data scientists, renowned for his expertise in ethical AI, cyber security, and strategic innovation. With over 20 years’ experience across law, data science, and emerging tech, he’s a sought-after speaker for organisations navigating digital transformation. As AI Strategy Lead at Publicis Media, Jason drives global AI frameworks and ethical tech adoption. He’s also known for his acclaimed “Conscious Adoption of AI Toolkit” and BBC documentaries exploring AI’s social impact. A trusted voice at global summits and policy forums, Jason combines deep technical knowledge with real-world leadership to deliver engaging, future-focused insights.

Official Testimonial for Jason Smith:

“Thanks so much Jason. Having such an expert as you there to talk so well about all the issues and opportunities was amazing. We’ve had tons of positive and grateful feedback.” – Media Company

Hire a Top Ethical Hacking Keynote Speaker!

Data Scientists help organisations prepare their businesses for the future. Hiring an expert data scientist will give you the digital advantage you need, and you can do so via The Cybersecurity Speakers Agency. Simply fill out our online contact form or call us on 0203 0070 318 today.