JPMorgan, Goldman Sachs, Bank of America Merrill Lynch and Morgan Stanley, as well as Britain's Asia-focused Standard Chartered said they would try to support London's financial sector
A leave vote means the future of Britain's financial services industry is now hanging in the balance.
Standard Chartered said it will stop providing financing to parts of the diamond and jewellery industries as part of a review of its exposure to risky sectors.
Many of the jobs will now be offshored to lower income countries such as India, China and Poland
Back- and middle-office positions that support trading functions and provide technology services will be cut
Most of the extra spending in the Budget is in fact an accounting entry that shifts the cost of an interest subsidy to the agriculture Budget that was previously borne by the finance ministry
Prime Minister Narendra Modi's landslide election in 2014 raised hopes he would draw a line under India's socialist past, cut welfare and reduce the government's role in business.
This is part of an 'aggressive and decisive set of action' to shore up the company.
Modi denies the charges and was exonerated in an Indian Supreme Court inquiry in 2012.
The job cuts will affect almost a fifth of the bank's workforce.
As Modi completes a year in office, his cuts in federal welfare spending on the poorest of India's 1.25 bn people are coming in for sharp criticism.
As part of a cost-cutting plan, the bank is now dismantling its stock broking, equity research, and equity listing desks worldwide.
Drunk driving can attract a fine up to Rs 50,000.
British India Corporation employs about 1,800 people
The total number of staff to be cut has not been finalised but could be as high as 90 people, the sources said, declining to be identified because the matter is confidential.