The Nixu Challenge

Looking for a job or just plain fun!

Amsterdam, Netherlands / Espoo, Finland / Gothenburg, Sweden / Linköping, Sweden / Stockholm, Sweden / Uppsala, Sweden

Solve the Challenge

The first rule of The Nixu Challenge is to do your best. There is no need to fully solve all the challenges. Grab flags, kick ass and show us what you got!

What is the Challenge?

The Nixu Challenge is a fun way to show us your skills. Through the Challenge you can apply for a job, or just to have fun.

Read more about the Challenge

Interested in working for Nixu?

Nixu is constantly looking for new talents, who want to set their bet to the 100% legal side of cyber security. We have need for both junior hires and experienced professionals. Show us your skills! Solve the challenge, write a report and send it along with your CV via our recruitment system. Also indicate where you would like to work. Currently we have open positions in Finland, Sweden and the Netherlands.

Nixuans work together without unit barriers and our people have and share many common skills, competences and knowledge. Sometimes candidate’s background may be suitable for many positions – let us know your skills, passion and interests. We’ll evaluate what would be the best position for you.

Please notify that working on a security industry may require Employer to request a personnel security clearance by the local Security Intelligence Service.


Go to and solve as many individual challenges as you can and write a report.


If you have questions you can contact Pauliina Snellman pauliina.snellman[a] or Monica Sigevall monica.sigevall[a]