Laboratory Research Scientist

Join to apply for the Principal Scientist role at Multus Join to apply for the Principal Scientist role at Multus Multus is on a mission to improve human and planetary health by designing cell culture media to grow the industrial bioeconomy. Our approach combines AI, robotic automation, and cell biology to design better-performing cell culture media formulations faster. We work with companies making essential medicines, food, and materials to accelerate and scale their impact from lab to market. Multus is seeking a dynamic and experienced Principal Scientist with a track record of cell culture media development for Biologics and Cell & Gene Therapy manufacturing. You will lead a team of scientists to develop high-performance cell culture media using high-throughput robotic automation, AI and multi-omic datasets. We work in small, agile teams so you will be able to shape how we operate and what we achieve as a company. This is an exciting opportunity to contribute to cutting-edge solutions at the interface of AI, robotics and cell biology, serving as the engine of innovation that drives Multus’ enduring ability to accelerate and scale the impact of the bioeconomy. Lead Media Development Projects CHO, HEK293, T cells) across applications including therapeutic protein production, CAR-T cell expansion, and lentiviral/AAV vector production, collaborating directly with clients to understand their specific requirements and deliver tailored solutions that meet their goals. You will drive your team\’s success, taking full ownership of delivering high quality work to agreed deadlines. Directly link research priorities to the company\’s strategic goals. Ruthlessly focus R&D efforts on areas with the highest potential impact for our customers and long-term impact. You’re expected to embrace agile methodologies to adapt quickly to new data, changing priorities, and market dynamics with an open mind. You will work closely with the company management team to ensure adequate resourcing across projects, identifying bottlenecks and proposing/implementing solutions to overcome these. You will have a proactive approach to ensuring data is delivered on time, with the ability to troubleshoot when needed to prevent project delays. Collaborate with leadership on strategic planning, technical roadmaps, resource allocation, and team growth strategy to align R&D with business objectives. Represent Multus externally at industry conferences and events to build networks and elevate the company\’s reputation as a leading cell culture media partner. Actively attract, develop, and retain exceptional R&D talent across the team. You commit to rigorous scientific methodology, data integrity, and staying at the forefront of knowledge in our field. Build systems, processes and routines to foster critical thinking, continuous learning, and principled, data-driven decision-making. A PhD with at least 5 years of experience and an outstanding track record in biotech, biopharmaceuticals or a related industry. You will have relevant industrial experience with a strong scientific background in Cell & Gene Therapy or Biologics You’ll have the ability to communicate clearly and effectively with customers, external stakeholders, and specialists from your own and other fields ( e.g. data science, production, automation, and commercial). A willingness to operate within startup environments, including delivering to tight timelines, the ability to react to changing priorities or plans and to help with laboratory operations. A desire to work within a fast-paced, data-driven environment. Experience with scalable media development for GMP manufacturing and bioreactor scale-up, including familiarity with quality systems, GMP considerations, and omics-based approaches to media design (e.g. metabolomics) is desirable Highly competitive salary Company socials and office snacks UK visa sponsorship and relocation (if needed) Multus is an equal-opportunity employer committed to providing a working environment that embraces inclusion, diversity, and belonging. Employment type Full-time Job function Research, Analyst, and Information Technology Get notified about new Principal Scientist jobs in London Area, United Kingdom . Principal Scientist, Global Technical Development Principal Scientist, Analytical Development Research Scientist (Chemistry) – AI Trainer Principal Clinical Scientist, Radiology Physics Senior Computer Scientist – Systems and Infrastructure Research Scientist (Quantum Chemistry and Machine Learning), London Research Scientist Manager, Computer Vision & GenAI Principal Scientist – Bioassay Development PS216541 – Fixed Term Senior Biomedical Scientist Senior Clinical Scientist Radiation Protection Principal Scientist – Underwater Acoustics Senior Healthcare Scientist Secretariat (Reports)