Job Description

R&D Senior Scientist

Location: Slough, UK

Join Lonza in Slough and be part of a lab-based, innovative role driving bioprocess sciences. As a Senior Scientist, you will deliver technical solutions to accelerate the development of purification processes for complex biotherapeutic treatments, helping maintain Lonza’s position as a leading global CDMO.

What you will get

• An agile career and dynamic working culture
• An inclusive and ethical workplace
• Compensation programs that recognize high performance
• A variety of benefits dependent on role and location
• Full list of global benefits

What you will do

• Plan and execute studies in support of technology or process development projects
• Independently manage high-throughput (HTP) purification workflows and troubleshoot equipment
• Organize, curate, and analyze large datasets from primary recovery and purification studies
• Author high-quality technical reports and publications, providing scientifically supported conclusions
• Contribute to the assessment and implementation of emerging purification technologies
• Maintain laboratory organization, ensure data integrity, and comply with cGxP and safety standards
• Collaborate with cross-functional teams including R&D Analytical, HTP Automation, Bioinformatics, and Purification Operations

What we are looking for

• BSc or BEng in Biotechnology, Chemistry, or Chemical Engineering (MSc/PhD preferred)
• Business fluent in English
• Advanced laboratory experience in DSP unit operations, including chromatography method development, scale-up, and process optimization
• Proven ability to troubleshoot purification equipment and apply analytical data for process decisions
• Strong scientific knowledge with the ability to analyze complex datasets and translate concepts into practical applications
• Experience in authoring SOPs, technical reports, and driving continuous improvement initiatives
• Demonstrated collaboration, agility, customer focus, and results-driven behavior

About Lonza

At Lonza, our people are our greatest strength. With 30+ sites across five continents, our globally connected teams work together every day to manufacture the medicines of tomorrow. Our core values of Collaboration, Accountability, Excellence, Passion, and Integrity guide how we work.

Innovation thrives when people from all backgrounds bring their unique perspectives. If you’re ready to help turn our customers’ breakthrough ideas into viable therapies, we look forward to welcoming you on board.

Ready to shape the future of life sciences? Apply now.