Lab Technician at Toxys

We are looking for a Lab technician

Job Location: Leiden, The Netherlands

Position Type: 0.8-1 FTE

About Toxys

Toxys is a Dutch biotech company that develops innovative in vitro solutions for safety testing of novel pharmaceutical compounds, chemicals, cosmetics and food ingredients. Toxys developed ToxTracker and ReproTracker, both unique stem cell-based reporter assays for early identification of genetic or developmental toxicity. These assays are able to identify the hazardous properties of compounds with a high accuracy and in addition provide insight into the underlying mechanisms of toxicity. The ToxTracker assay is offered as a service and as product kits. We always aim to closely collaborate with our customers to provide them with the necessary information to make decisions on which compounds to progress in the pipeline, thereby contributing to the development of better medicines and products. Toxys has a global customer portfolio as is working with 7 of the Top 10 Pharma companies as well as major companies in the (agro)chemical, cosmetics, food and consumer goods industry.

How you would fit in

We are looking for a technician that will perform contract research using our unique ToxTracker and ReproTracker assays as well as other in vitro toxicity tests. You are experienced in cell culture, preferably stem cells, and have experience with DNA cloning and genome editing, flow cytometry and high content microscopy. As you work in customer projects we expect you to be well organised, work precisely and driven to deliver high quality results. You are able to design, plan and execute experiments in cooperation with the (Senior) Scientists.

Your motivation letter and CV should show that you have:

  • BSc or MSc degree in life sciences, biochemistry, biochemical engineering or related field

  • A minimum of two years of professional experience; Industry experience is a plus

  • Hands-on experience with standard molecular biology and cell culture methods, flow cytometry, microscopy and QPCR

  • GLP experience is a plus

  • Excellent writing and communication skills

  • Proficiency in the English language

  • Pro-active attitude and hands-on mentality

Toxys Offers

An innovative working environment in an ambitious scale-up company. The selected candidate will be offered a competitive salary and the opportunity to play an important role in a growing company. If you are enthusiastic please send your application to:

If you want to impress us send a short video to introduce yourself and explain what you can contribute to the growth of Toxys.


Find out more about drug development at Leiden Bio Science Park.