Your aspiration is too high particularly in the present market scenarios when procurement of Visa in connection with the job - search has been rather difficult. So under this circumstances try for a Banking job in a Nationlised bank such as SBI. In case, you crack the written test of Probationary - officers Examination having a high rank, the Bank - authorities would be pleased to recruit you for the SBI located in other countries such as USA, UK, France, Jermany etc. In that way, your aspiration can be met.
Alternatively, you may look out the Foreign courses of graduation of such countries countries where you would like to render your Banking - services, such as USA, UK etc. In that case, you have to clear GMAT or similar examination and obtaining a passport for education would be somewhat easier. You may check up the status of the jobs in foreign countries from your known circle living in that region in order to have a clarity of the job- position.