Kindly refer to the following link(s):
The salary of a person working in a bank
Haram Income: Is it haram for the person earning it or even Haram for his family & everyone else?
Haram income of father not Haram for family, what about hadith of Abu Bakr vomiting food
Can we go into a business partnership with someone who borrowed money from a bank?
Father's earnings are haram (works in bank) is it halal for me, can I inherit from him
Quit Haram Bank Job, Now What to do with the money I made, keep or give to poor?