Statistics & Data Science Innovation Hub Principal Data Scientist

GlaxoSmithKline; Stevenage; On-site; GBP 70,000 - 90,000; Full time

Job summary

A global pharmaceutical company is seeking a Principal Data Scientist to lead innovative data science solutions for R&D operations. You will utilize advanced ML and statistical modeling to deliver significant improvements in clinical operations. Ideal candidates hold a PhD in a quantitative field and possess strong programming skills in R/Python. This role offers the opportunity to work with leading minds in a collaborative environment, focusing on real-world challenges in medicine delivery.

Qualifications

• PhD (or equivalent) in a quantitative field.
• Expertise in OOP, data structures, and data science libraries.
• Experience translating business challenges into actionable insights.

Responsibilities

• Build predictive models and AI solutions for clinical operations.
• Deliver data science solutions from concept to implementation.
• Communicate complex findings through compelling visualisations.

Skills

Advanced R/Python programming

Strong statistical modelling

Machine learning skills

Pharmaceutical industry experience

Analytical problem-solving

Education

PhD in statistics, data science, computer science, mathematics, engineering or related field

Job description

About the Role

We are building something exciting! Our new Data Science Innovation for R&D Operations pillar is transforming how GSK makes decisions across its R&D operations. We have already delivered high-impact solutions in Clinical Operations, Finance, and Resource Management—and we are just getting started.

As a Principal Data Scientist, you will be at the forefront of this transformation, using cutting‑edge ML, statistical modelling, and GenAI to solve complex operational challenges that directly improve how we deliver medicines to patients. This is a unique opportunity to apply your technical expertise to problems that matter, working in a fast‑paced, collaborative environment with some of the brightest minds in the industry.

In this role you will:

• Build predictive models and AI solutions that solve impactful business problems focusing on clinical operations.
• Deliver impactful data science solutions from concept to implementation.
• Collaborate in cross‑functional technical and business teams.
• Communicate complex findings clearly through compelling visualisations.
• Set high standards for code quality and technical innovation.

Basic Qualifications & Skills

• PhD (or equivalent) in statistics, data science, computer science, mathematics, engineering, or a related quantitative field.
• Advanced R/Python programming with expertise in OOP, data structures, data science libraries, and production deployment.
• Strong statistical modelling and machine learning skills, backed by a postgraduate degree.
• Pharmaceutical industry experience, particularly in clinical operations.
• Expertise in translating business challenges into actionable insights through data‑driven approaches.

Preferred Qualifications & Skills

• Technical consulting experience: understand business context, frame scientific problems, provide actionable insights and deliver business‑facing solutions.
• Experience working in matrixed teams, especially with clinicians, researchers and technical contributors.
• A highly analytical problem‑solver with a commitment to continuous learning and professional growth.

Additional information

Closing Date for Applications: 10th December 2025 EOD. The job description will not be available after the advert closes.

Please take a copy of the Job Description, as this will not be available post closure of the advert.

Equal Opportunity Employer

GSK is an Equal Opportunity Employer. This ensures that all qualified applicants will receive equal consideration for employment without regard to race, colour, religion, sex (including pregnancy, gender identity and sexual orientation), parental status, national origin, age, disability, genetic information, military service or any basis prohibited under federal, state or local law.

Contact for Adjustments

Should you require any adjustments to our process to assist you in demonstrating your strengths and capabilities, contact us on [e-mail] or 0808 234 4391. The helpline is available from 8.30am to 12.00pm Monday to Friday, during bank holidays these times and days may vary.