Create your future with us  

The Lonza facility in Slough is a 210,000-square-foot multi-product manufacturing and development facility for mammalian biopharmaceuticals. The site has a long history of successful development and manufacture of proteins by using state-of-the-art equipment and technology. Our factory produces ingredients for start-up biotech and large pharmaceutical companies. These ingredients support the development of patient therapies in the areas of cardiovascular, central nervous system, infectious diseases and oncology. We ferment more than 90 batches of recombinant proteins and monoclonal antibodies per year in both large- and small-scale bioreactors and stirred tanks in our custom-built factory.

We currently have 700 people working here and the team is growing at a rapid pace. We are a supplier to many prominent clients in the Life Science Industry helping them to develop tomorrow’s medicines today.


Quality Control & Quality Assurance

​We offer numerous growth opportunities within our Quality Control & Quality Assurance teams at Lonza in Slough (UK). If you're interested in delivering high-quality results to support multiple customers through their journey from Gene to Patient, we may have the right job for you.

Manufacturing Science and Technology (MSAT)

We are hiring talented individuals for our diverse and dynamic MSAT teams. If you want to work in a challenging and rewarding environment, we would like to hear from you.


Analytical Services

We are hiring top talent for our diverse and dynamic analytical development departments. Our laboratories specialize in method development, qualification, validation and transfer.



We have a number of roles within our manufacturing department due to extensive growth and increased demand for our products globally. As a key member of the Lonza Manufacturing Team, you will ensure that biopharmaceutical products are manufactured to a high standard of quality within a GMP-regulated environment.

Process Development

Would you like to be a part of a multi-national, multi lingual team that is delivering first-class service to our many customers? Here at Lonza we offer exciting opportunities to join our Process Development Team based onsite in Slough (UK).


Our current top jobs in Slough:

QA Associate - Batch Review (nightshift)
QC Group Leader
QC Principal Scientist
Head Qualified Person
Analytical Services Scientist - Bioassay
Analytical Services Senior Scientist -Characterisation
Bioanalytics Principal Scientist
Principal MSAT Scientist


This list represents only a selection of the roles we are currently recruiting in Slough. A full list of the opportunities can be found on our Careers site

If you are looking for flexible working, please state your requirements on your application.