Biosensor Research Scientist (Electrochemical sensors)

About Level Zero   Level Zero is pioneering next-generation biosensor technology for precise, real-time monitoring of critical endocrine biomarkers. Recognised as one of the top 20 startups across all categories worldwide at TechCrunch Disrupt 2024—and backed by top-tier organisations like SOSV and Entrepreneur First—we’re pushing the boundaries of biochemistry and nanotechnology to revolutionize personalised health.   Founded by two seasoned engineers, we bring extensive experience in R&D, technical innovation, and commercial strategy to transform the way people monitor their health. Our mission is bold: to revolutionise health management by delivering clinical-grade data directly to individuals, wherever they are.   We’re seeking driven innovators to join us in pushing the boundaries of biosensing and health tech, making personalised health monitoring a reality for everyone. To achieve this ambitious vision, we’re assembling the best team in the world—dedicated to turning cutting-edge science into life-changing, real-world solutions.     About the Role   We are excited to welcome a biosensor scientist with a strong background in electrochemical biosensor R&D and experience in working with aptamers to join our rapidly growing start-up. The ideal candidate is expected to be proficient in bench and wet chemistry techniques. Moreover, they should have sound knowledge and experience in assay development, small molecule detection, and electrode surface modifications. It is essential for the candidate to have extensive experience in aptamer-based electrochemical biosensor R&D, including the designs, operation principles, troubleshooting, and analysis.   This is a full-time, in-person role primarily based in London.   Some examples of what you might do:   - Design, prototype, and optimize electrochemical biosensor systems, focusing on small molecule analytes and aptamer-based recognition. - Apply surface chemistry a