Principal Scientist - Process Development

deeside, wales, United-Kingdom • Posted June 08, 2026

Job Type: Full-time
Location: deeside, wales
Posted: June 08, 2026
Category: Biotechnology Research,Pharmaceutical Manufacturing
Application Deadline: July 18, 2026

Role Description

We are leading the search for a Principal Scientist to join the Process Development team on behalf of our client, an established CDMO with over 50 years' expertise.


The bioconjugation scientists play a critical role in bridging the gap between small-molecule chemistry and large-molecule biologics, primarily focusing on the development and scale-up of Antibody-Drug Conjugates (ADCs) and other bioconjugates. You will execute and manage the delivery of projects supporting our clients early-stage research and then progress lead candidate into clinical-scale manufacturing, ensuring high-quality drug candidates are ready for the clinic.


  • Process Design & Optimisation: Independently design and execute experiments to develop scalable bioconjugation and purification processes.
  • Scale-up & Tech Transfer: Transitioning processes from bench-top research to larger-scale production while maintaining product quality.
  • Downstream Processing...

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