CHECK24 is a successful service provider in the search business with their main location located in Leipzig, Germany.
In terms of recruitment areas, CHECK24 is primarily recruiting professionals in the categories Help Desk, Product Development, and Product Management. They recruit for offices in Munich, Berlin, Leipzig and 11 other locations within Germany. On Jobspotting, you can find 131 unique open positions from CHECK24 for jobs like "Team Lead (m/f) C# Backend Services / Data Warehouse" and "(Senior) C# Backend Software Developer (m/f)".
If you need more information about the company, the best resource is their Wikipedia article; but their Facebook profile is worth a look too. On their careers page, there is more information about unique open positions and career prospects at CHECK24.