Is it dificult to enter into banking industry after a gap of 5 years?

no, not all

I CONCUR WITH THE VIEWS OF MR.NINAN THOMAS.
YES,TECHNOLOGY IS CHANGED BUT THE BANKING PRINCIPLES REMAINS THE SAME.

thank you sir

Banking is one of the industry which always opening new doors for employment.

Basics never change, if your fundamental banking principles are strong, you could join banks any time