Laboratory Scientist

Overview

Site Name: UK - North Ayrshire - Irvine

Posted Date: Jan 12 2026

Job Title: Laboratory Scientist

Working hours: Part Time, 22.5 max hours per week

Closing Date: 26th January 2026 (COB)

Business Introduction

We manufacture and supply reliable, high-quality medicines and vaccines to meet patients’ needs and drive our performance. Our network of 37 medicines and vaccines manufacturing sites delivered 1.7 billion packs of medicines and 409 million vaccine doses in 2024 to help make a positive impact on the health of millions of people. Our supply chain is not just core to our operations;

it’s vital to bringing our innovations to patients as quickly, efficiently and effectively as possible. Technology is transforming how we manufacture medicines and vaccines, enabling us to increase the speed, quality and scale of product supply. We need the very best minds and capability to help us on our journey to make more complex products, harnessing the power of smart manufacturing technologies including robotics, digital solutions and artificial intelligence to deliver for patients.

You will perform compliant laboratory testing to ensure product quality and safety. You will work closely with colleagues across manufacturing, quality and technical teams. We value practical problem-solving, attention to detail and a commitment to continuous improvement. This role offers clear opportunities to grow technical and leadership skills while contributing directly to GSK’s mission of uniting science, technology and talent to get ahead of disease together.

• Carry out routine analytical tests on raw materials, following approved procedures.
• Maintain, calibrate and troubleshoot laboratory instruments and equipment to keep data reliable.
• Record, interpret and report accurate results using laboratory information systems.
• Support investigations, deviations and corrective actions to maintain product quality.
• Train colleagues on methods, systems and good laboratory practice to build team capability.
• Contribute to continuous improvement projects that reduce waste and improve lab efficiency.

• HND, HNC, Bachelor’s degree or equivalent in a scientific discipline, or relevant practical laboratory experience.
• Experience in an analytical laboratory within a regulated environment.
• Practical knowledge of laboratory instrumentation and good laboratory practice.
• Experience working with laboratory information systems and accurate data recording.
• Ability to follow procedures precisely and to work independently when required.
• Strong communication skills and willingness to work collaboratively across teams.

• Degree in Chemistry, or related discipline.
• Experience with HPLC, GC or other chromatography techniques.
• Working knowledge of Good Manufacturing Practice (GMP) and regulatory expectations.
• Experience participating in quality systems, audits or laboratory method validation.
• A proactive approach to continuous improvement and problem solving.

This is a part time role, working up to 3 days per week. This role is site-based in the United Kingdom at the Irvine site. Working pattern is  and  Monday – Friday. The role is not remote or hybrid.

Uniting science, technology and talent to get ahead of disease together.

GSK is a global biopharma company with a purpose to unite science, technology and talent to get ahead of disease together. We aim to positively impact the health of 2.5 billion people by the end of the decade, as a successful, growing company where people can thrive.

We get ahead of disease by preventing and treating it with innovation in specialty medicines and vaccines. We focus on four therapeutic areas: respiratory, immunology and inflammation; oncology; HIV; and infectious diseases – to impact health at scale.

People and patients around the world count on the medicines and vaccines we make, so we’re committed to creating an environment where our people can thrive and focus on what matters most. Our culture of being ambitious for patients, accountable for impact and doing the right thing is the foundation for how, together, we…