R&D Purification Senior Scientist

1000scholars; Slough; On-site; GBP 65,000 - 90,000; Full time

Job summary

Lonza in Slough, United Kingdom, seeks an R&D Purification Senior Scientist to design and execute laboratory-scale purification studies and drive process development. You will conduct chromatography and filtration experiments, analyse complex data, and contribute to optimising DSP unit operations.

Collaboration with Analytical, Upstream, and Manufacturing Science & Technology teams is essential, with a focus on data integrity, safety, and continuous improvement.

Qualifications

• Degree in a relevant science field is required or closely related.
• Experience with downstream processing and chromatography/filtration techniques.
• Strong data analysis skills and ability to interpret complex datasets.

Responsibilities

• Design and execute laboratory-scale purification and primary recovery studies.
• Perform chromatography and filtration experiments and analyse datasets to generate insights.
• Evaluate and optimise downstream processing technologies to improve efficiency.
• Deliver high-quality technical reports and recommendations.
• Collaborate with Analytical, Upstream, and MS&T teams.
• Maintain data integrity, safety and good laboratory practice.
• Support continuous improvement initiatives in the lab.

Skills

Data analysis

DSP knowledge

Experimental design

Documentation

Education

Degree in Biotechnology/Chemistry/Chemical Engineering

Tools

Chromatography

Filtration

Job description

R&D Purification Senior Scientist

Lonza

Slough, United Kingdom

What you will do

• Design and execute laboratory-scale purification and primary recovery studies to support process and technology development
• Perform chromatography and filtration experiments, analysing complex datasets to generate meaningful insights
• Evaluate and optimise primary recovery technologies to improve process efficiency and performance
• Contribute to the assessment and implementation of emerging downstream processing technologies
• Deliver high-quality technical reports, documentation, and scientific recommendations
• Collaborate with cross-functional teams including Analytical, Upstream, and Manufacturing Science & Technology
• Maintain high standards of data integrity, safety, and laboratory organisation while supporting continuous improvement initiatives

What we are looking for

• A degree in Biotechnology, Chemistry, Chemical Engineering, or a related discipline (postgraduate qualification advantageous)
• Practical laboratory experience in downstream processing, including chromatography and filtration techniques
• Strong data analysis skills with the ability to interpret complex datasets and draw clear conclusions
• Knowledge of DSP unit operations, including process optimisation and troubleshooting
• Ability to design experiments and apply scientific principles to solve technical challenges
• Strong communication and report‑writing skills, with attention to detail and quality
• A collaborative mindset with the ability to build effective working relationships and contribute to team success