Location: Cambridge, UK Department: R&D / Advanced Battery Development Type: Full-time About the Role We are seeking a highly skilled and motivated Battery Scientist/Engineer to lead the development of next-generation semi-solid, quasi-solid, and all-solid-state batteries in pouch cell format. This role focuses on interfacial engineering, particularly involving metallic anodes, and requires deep expertise in both lithium and sodium battery chemistries. Key Responsibilities Design, develop, and optimize semi-solid, quasi-solid, and all-solid-state battery systems in pouch cell configurations Conduct in-depth interface analysis between solid electrolytes and metallic anodes (e.g., Li, Na), including interphase formation and stability Develop strategies to improve interfacial kinetics, reduce impedance, and enhance cycle life and safety Evaluate and optimize electrolyte formulations (polymer, hybrid, or inorganic) for compatibility with high-energy systems Lead metallic anode integration, including dendrite suppression and plating/stripping efficiency Design and execute electrochemical testing protocols (EIS, cycling, rate capability, etc.) Collaborate with materials scientists and engineering teams to scale from lab to prototype cells Analyze failure mechanisms and implement performance improvements Stay current with emerging technologies and contribute to IP and publications Required Qualifications PhD or Master’s degree in Materials Science, Electrochemistry, Chemical Engineering, or related field Proven experience working with lithium and/or sodium battery chemistries Hands-on experience with solid-state, semi-solid, or quasi-solid battery systems Strong understanding of interfaces in battery systems, especially solid electrolyte–metal anode interactions Experience with pouch cell design, assembly, and testing Proficiency in electrochemical characterization techniques (e.g., EIS, CV, galvanostatic cycling) Familiarity with advanced characterization tools (SEM, XPS, TEM, etc.) for interface analysis Preferred Qualifications Experience working with metallic lithium and/or sodium anodes Knowledge of dendrite mitigation strategies and interfacial coatings Background in polymer electrolytes or hybrid solid electrolytes Experience scaling battery technologies from lab to pilot level Track record of patents or publications in advanced battery technologies What We Offer Opportunity to work on cutting-edge battery technologies Collaborative and innovation-driven environment Competitive compensation and benefits Career growth in a rapidly evolving field