GenAI Data Scientist

Role: GenAI Data Scientist

Job Type: Permanent

Location: Peterborough

Mode of Working: Hybrid

Number of hours: 40 hours per week – full time

Are you passionate about AI?

We have an exciting role for you – GenAI Data Scientist

It means more TCS is a purpose-led transformation company, built on belief. We do not just help businesses to transform through technology. We support them in making a meaningful difference to the people and communities they serve – our clients include some of the biggest brands in the UK and worldwide. For you, it means more to make an impact that matters, through challenging projects which demand ambitious innovation and thought leadership. Shape the future of enterprise AI by delivering advanced GenAI, machine learning and natural language processing solutions for complex business challenges. Work with senior leaders and cross-functional teams to translate strategic objectives into scalable, production-ready AI solutions.

Desired Competencies:

• Lead the design, development and deployment of advanced AI and machine learning solutions within the GenAI domain.
• Collaborate with cross-functional teams to identify business challenges, opportunities and requirements for AI implementation.
• Apply advanced data analysis, data mining and statistical modelling techniques to generate actionable insights and recommendations.
• Develop, fine-tune and optimize machine learning models using suitable algorithms, frameworks and model evaluation approaches.
• Work with senior leaders to define AI strategies, present findings and guide the integration of AI technologies into business operations.
• Apply working knowledge of large language models, GPT-style systems and Transformer-based architectures to enhance NLP solutions.
• Stay up to date with advances in AI, data science, NLP and GenAI, and translate relevant innovations into practical delivery opportunities.
• Lead, mentor and guide data scientists, ensuring high-quality deliverables, sound engineering practices and continuous capability development.
• Collaborate with external partners, academia and research institutions to remain aligned with emerging AI research and applications.

Essential skills/knowledge/experience

• Master’s or PhD in Computer Science, Data Science, Statistics or a related discipline.
• Proven experience implementing AI and machine learning solutions in real-world applications.
• Strong programming capability in Python, R or Java, with experience using AI and machine learning frameworks such as TensorFlow, PyTorch or scikit-learn.
• Strong understanding of data preprocessing, feature engineering, statistical modelling, model optimization and performance evaluation techniques.
• Hands‑on knowledge of large language models, natural language processing and Transformer-based architecture.
• Excellent communication skills, with the ability to explain complex technical concepts clearly to non‑technical stakeholders.
• Demonstrated leadership capability, including the ability to guide, mentor and inspire data science teams.
• Strategic mindset with the ability to translate business objectives into AI strategies, roadmaps and actionable delivery plans.
• Experience leading AI projects involving NLP, large language models and Transformer-based architectures.
• Familiarity with cloud platforms such as AWS, Azure or Google Cloud Platform for scalable AI solution delivery.
• Prior consulting experience or experience advising senior executives on AI strategy, adoption and operating model considerations.

TCS is consistently voted as a Top Employer in the UK and globally. Our competitive salary packages feature pension, health care, life assurance, laptop, phone, access to extensive training resources and discounts within the larger Tata network.

We offer health & wellness initiatives and sports events; we are the proud sponsors of the London Marathon.

Diversity, Inclusion and Wellbeing

Tata Consultancy Services UK&I is committed to meeting the accessibility needs of all individuals in accordance with the UK Equality Act 2010 and the UK Human Rights Act 1998.

We welcome and embrace diversity in race, nationality, ethnicity, disability, neurodiversity, gender identity, age, physical ability, gender reassignment, sexual orientation. We are a disability inclusive employer and encourage disabled people to apply for this role.

As a Disability Confident Employer, we offer an interview to applicants with disabilities or long‑term conditions who meet the minimum criteria for the role. Please email us at UKI.recruitment@tcs.com if you would like to opt in.

If you are an applicant who needs any adjustments to the application process or interview, please contact at UKI.recruitment@tcs.com with the subject line: “Adjustment Request” or call TCS London Office 02031552100 / +44 204 520 2575 to request an adjustment. We welcome requests prior to you completing the application and at any stage of the recruitment process.

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