Sopra Steria is a personnel recruitment agency hiring for the business analysis and IT verticals with their head office located in Hamburg, Germany. They publish job offers mostly on behalf of clients.
Right now, SAP Software, Digital Media, and Film are frequently searched for professions at Sopra Steria. They recruit for offices in Hamburg, Berlin, Frankfurt and 42 other locations within Austria and other countries. On Jobspotting, you can find 294 job ads from Sopra Steria for jobs like "Senior Infrastructure Engineer" and "SaaS Sales Manager (6 Field BDM's) £80k Basic + £160k ote".
If you need more details about the company, the best resource is their Wikipedia article; but their Google Plus profile is worth a look too. A resource not to neglect is the company's careers page with more details about job ads and career prospects.