The EIB offers a limited number of summer jobs for students during the period from June to September, providing to opportunity to gain first exposure to working life and to earn some pocket money. To be eligible, students must be aged from 17 to 25 inclusive and must still be attending an educational establishment. Students taking up these summer jobs provide general assistance in basic administrative tasks. To ensure fairness, applicants are selected by drawing lots. Candidates who are interested in a student summer job are invited to apply on-line by 4 March 2012.
Applications from those who have worked as a summer student in the Bank in the last 3 years will not be taken into consideration.
Students are informed of the outcome by the end of March.
You can find more information here