I can tell you, there is not much employment prospects after management studies, go for computer science, hands-down choice for me. Although the competition is much higher in IT, I don't see much perspectives when finishing management, unless you have a predisposition to become a bank president ;)
and what basically subjects and modules are offered.
Warsaw School of Computer Science - wscs.eu/en.php/arth/msc_in_applied_computer_scienc__/556/
Warsaw Academy - warsawacademy.com/index.php/faculties