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We work on the future of mobile banking every day.

Together with our colleagues in Frankfurt, we are shaping the future of banking on a daily basis and always in an agile manner. Due to the tremendous growth, there are many different attractive career opportunities with us. As part of CHECK24, we combine the best of the startup culture of our CHECK24 Bank with the experience and stability of a leading German online company.

We celebrate our successes together - and as people based in Mainz, we know how to celebrate!

If you want to build something big, love challenges, fancy a startup feeling paired with safety, and are keen to celebrate successes, then you've come to the right place!

CHECK24 Mainz

How to find us

We have one office in Mainz.

Due to the large growth of the site, the career opportunities with us are unique

Due to the large growth of the site, the career opportunities with us are unique

Your benefits in Mainz

In Mainz we offer you a number of special benefits

Career opportunities

Due to our strong growth at C24 Bank, you will have unique opportunities for advancement and a steep learning curve

Startup Flair

Security of an established online company with start-up flair - We plan for the long term and at the same time you have the opportunity to actively help shape the bank

Central location

Our office is located directly at the main station and can be reached from there in only 2 minutes by foot.


We celebrate success together. Whether at our regular office drink-outs, meet-ups or team events - we Mainzers really let it rip!

Food & drinks

Organic, regional and free for everyone: coffee, fruit, muesli and every 2 weeks our CHECKito lunch

Financial benefits

RMV ticket incl. transport arrangements for family & friends, subsidy for company pension plan, discounted gym membership, vouchers for numerous CHECK24 products, and much more await you.

Relocation Service

For IT professionals from abroad, we offer a full range of support: from visa application to housing search, we accompany you on your way to us.

Continuing education

A broad training catalog and specialized personnel development support you on your individual career path

Why CHECK24?

Because as a team we are revolutionizing the banking industry and making banking user-friendly and secure. Employees are given responsibility early on and can make a big difference in a short time. We celebrate successes together at various parties and office drinkouts.

Lasse, Managing Director in Mainz

Our Tech Stack

We use new technologies when they add value. In the meantime, we focus on knowing our stack down to the last detail, mastering it and adapting it to our growing traffic.

  • dhp8
  • python
  • ansible
  • java
  • mysql
  • doctrine (1)
  • atlassian
  • bamboo
  • percona
  • laminas
  • composer
  • docker
  • typescript
  • kotlin
  • swift-schwarz-weiss
  • angular
  • puppet
  • vagrant
  • ansible