Yes. It is always advisable to provide your bank statement or other evidence of your financial circumstance even if someone is paying you. Your ability to show your financial circumstance is independent of any proposed sponsorship from a third party. The ECO is likely to refuse your application if you fail to establish that you have sufficient economic and financial ties. This will be the case even if the ECO is satisfied that your proposed sponsor is willing and able to pay for your trip.
by Acheampong & Associates | Tue, Nov, 2016