Berenberg is a well-established service provider in the banking and investment verticals.
In terms of recruitment areas, Berenberg is primarily recruiting employees in the categories Accountancy, Information Technology, and Enterprise Architecture Frameworks in Hamburg and Frankfurt. See below for a list of 21 unstaffed positions at Berenberg for jobs like "Anwendungsentwickler (m/w) Market & Reference Data Management" and "Mitarbeiter (m/w) Bestandskundenadministration".
Wikipedia provides a balanced article about Berenberg. Check out their social profile on Twitter for a different perspective. For specific positions and prospects at the company, here's Berenberg's careers page.