Senior Embedded Software Engineer

1 month ago


Cambridge, United Kingdom LEX Diagnostics Full time

LEX Diagnostics is a spin out from TTP, The Technology Partnership. LEX are an ambitious, well-funded point-of-care diagnostics business. We believe that fast, accessible molecular diagnostics will have a fundamental impact on how infectious diseases are managed at point of care and beyond. Our technology is uniquely able to address this challenge and we are commercialising it with partners who share our ambition. You can read more about LEX here.


We have an opportunity at LEX Diagnostics for a Senior Embedded Software Engineer to join the LEX team. You’ll work closely with members of the software teams across both LEX and TTP to ensure the efficient development of firmware and software for this innovative diagnostic system.


This role is a senior position within the software team, requiring prior experience in software verification and a passion for hands-on technical work.


What you will be doing:


  • Leading and developing firmware and software in close collaboration with both internal and external Software teams.
  • Confident at understanding the particular requirements of regulated software development for in vitro diagnostics (IVDs).
  • Ensuring the adherence to and upkeep of software requirements, along with their connections to other documents within the requirements structure.
  • Working as part of the wider engineering team to troubleshoot and diagnose emerging issues.
  • Performing formal software verification


To be successful in this position, you will have the following skills and experience:


  • Minimum of 5 years’ experience in developing software and troubleshooting hardware issues.
  • Previous involvement in regulated In Vitro Diagnostic (IVD) development, including operating under ISO13485 and IEC62304.
  • Significant experience in formal software verification
  • Proficiency in C/C++ programming languages.
  • Experience with Real-Time Operating Systems (RTOS) and bare-metal development.
  • A demonstrated track record of safety-critical software development.
  • Confident in working with embedded systems, including the ability to interpret electronics schematics and execute I/O operations.
  • Familiarity with Agile software development methodologies.


If you do have any of the following skills or experience, then these would be beneficial towards your application:


  • Experience in C# and Python programming languages.
  • Familiarity with MS Azure RTOS and MS Windows development.
  • Enhanced understanding of electronics, including the ability to interpret component datasheets.
  • Applied physics and/or engineering proficiency in mechanical, thermal, and optical systems.


LEX Diagnostics is part of TTP Group, an employee-owned business. It operates from green surroundings in Melbourn, less than 10 miles south of Cambridge. TTP Group takes a long-term approach to investment and has been at the forefront of point-of-care diagnostics for over 20 years. Drawing upon the expertise of its consultants in the Life Science sector, and the management experience of a company with a 30-year track record of developing breakthrough technology and creating ambitious tech businesses, TTP Group invested core IP and staff into LEX in 2020.


Our benefits include:


  • Annual profit-related bonus
  • Employer pension contribution of 12% of pensionable pay
  • Private medical insurance for employees and dependants
  • Free lunch and all-day refreshments
  • Life insurance worth 6 x salary
  • 25 days holiday with the option to carry over or bring forward 5 days
  • Enhanced maternity and paternity leave, with the option to return part-time for a year
  • Electric car leasing scheme
  • Cycle to work scheme
  • Public Transport Season ticket loan
  • A wide range of social clubs and activities including squash, Zumba, yoga, arts and crafts and even our own rock band
  • Local sports facilities and theatre discounts and memberships as well as our own onsite gym to use


If you are passionate about developing firmware and software for ground-breaking medical devices and enjoy working in a collaborative team environment, we encourage you to apply for this exciting opportunity.


Every application will receive a response.



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