Electronics Engineer

If you’re an Electronics Engineer who loves turning ideas into elegant, reliable, beautifully engineered solutions, this could be the place where your work truly matters. At LEX, we’re developing current and next generation diagnostic instruments that help customers make better, faster decisions. Now, we’re looking for someone who wants to play a hands on role in that journey. Based onsite at our Melbourn, (just south of Cambridge) offices, you’ll join a collaborative, multidisciplinary engineering team and report directly to our Head of Systems Engineering. Why this role matters This isn’t just another design job. You’ll take concepts from high level requirements through to real world, manufacturable products. You’ll be trusted, supported, and encouraged to innovate. What you’ll be doing You’ll lead and contribute to a wide range of electronics development activities, including: Designing electronics from objective or system level requirements, selecting components, refining requirements, capturing schematics, and supporting PCBA layout Developing and executing test plans, prototyping, and validating new designs at the bench Working closely with software and mechanical teams to ensure seamless integration Supporting design for manufacture efforts, including test fixtures and manufacturing test requirements Playing a key role in transferring designs smoothly into production You don’t need every box ticked, but here’s what success looks like: Experience designing electronics with embedded systems and mixed-signal designs Confident using Altium Designer Strong understanding of embedded system design approaches (SPI, I2C, DDR memory, DACs, ADCs) Knowledge of power supply design, including switch-mode supplies Experience with mechatronic interfaces (DC motors, feedback sensors) Appreciation of PCB layout principles Desirable experience IVD or medical devices, ideally ISO13485 or similar regulated environment Low noise analogue or optoelectronics EMC design and test exposure Familiarity with embedded software (C/C++) Experience transferring products into manufacture or developing test strategies What success looks like You’ll thrive if you enjoy solving complex engineering challenges and taking ownership of your designs. This is a fast-paced environment where “right first time” design is valued, but you’ll have supportive and experienced colleagues around you. How you’ll grow At LEX, you won’t be boxed into a narrow technical lane. You’ll have the freedom to: Support transfer to manufacture of our current platform Help shape the next generation instrument from the ground up Take design authority for key technical areas as you grow Work alongside leading scientists, engineers, and a highly experienced leadership team We also offer fantastic employee benefits including: Employer pension contribution of 10% (+3% personal contribution) Private Medical Insurance Life insurance 25 days’ annual holiday plus bank holidays Discounts and memberships to local sports facilities and the theatre Ready to build something meaningful?