Your new company You'll be joining a leading biopharmaceutical organisation advancing innovative medicines and technologies. You'll be part of a collaborative R&D environment focused on developing high‑quality, scalable processes. Your new role As an Associate Scientist in upstream process development, you will support the optimisation and scale‑up of microbial processes across lab‑ and pilot‑scale operations. This is initially a 12 month contract that may extend and there will be some out of hours/weekend work involved in this role. Key responsibilities include: Performing microbial process optimisation and development experiments from 250 mL to 200 L scale Operating bioreactor and fermenter systems to support upstream development Documenting experiments, writing protocols, and updating procedures Analysing data and presenting results to managers and internal teams Working independently and collaboratively to deliver team objectives Maintaining a safe and compliant laboratory environment Developing technical expertise in microbial fermentation and primary isolation Supporting cross‑functional teams in recombinant protein and plasmid production What you'll need to succeed You should have: A BSc/BEng (or equivalent experience) in Biology, Biotechnology, Biochemical Engineering, or a related field Experience with upstream lab‑ or pilot‑scale microbial processes ...