About us

Eager to bring our battery tech to the next level?

At Leyden-Jar Technologies we are excited to meet talented people. We are looking for innovators, experimenters and entrepreneurs that share our mission to contribute to sustainability through developing and commercializing our breakthrough battery technology. Common vacancies in our team include those of battery scientist, application engineer and process/lab technician, but don’t hesitate to reach out if you feel that you bring something unique to the table that helps LeydenJar in its growth trajectory.

Leyden-Jar Tehcnologies was founded in 2016 as a spin-out from Dutch research organisation ECN (now TNO) and operates from two locations in The Netherlands. Our battery R&D, product development and administration are largely centred in Leiden and our production and process R&D are largely centred in Eindhoven.

Join us

Current openings

Open Application
  • Leiden/Eindhoven, Netherlands


What we stand for

Growth and flexibility are in the core of LeydenJar’s scale-up path; our company core values are what makes us thrive: 


  • You face problems head on, take the initiative and inspire others to take action

  • You know how to think outside the box

  • You enjoy taking balanced risks and you thrive on rapidly changing circumstances


  • You believe in diversity and are open to the belief that both giving and receiving feedback is the fastest path to growth 

  • You practice what you preach: transparency, honesty and leading by example are no-brainers for you

Data driven: 

  • You turn to data as a first line of defence for most of the challenges you face

  • Building hypotheses, validating them and iterating your ideas is what makes you happy