I would like to learn in Israel in a university, but besides that i would like to study in a yeshiva. Is that possible?
Machon Lev in Jerusalem is one such option
The Jerusalem College of Technology (JCT) – Lev Academic Center is the second largest academic institution in Jerusalem. It is fully accredited by Israel’s Council of Higher Education and specializes in high-tech engineering, computer science, industrial management and health sciences combined with a Jewish studies program. JCT’s mission is to produce leaders who are strongly committed to Israel, to Jerusalem and to Jewish values.
Bar Ilan offers the option of combining beit midrash for part of the day and university courses the rest of the day: http://mgl.org.il/