Kweku Adoboli, the former UBS trader whose rogue derivative bets cost the bank billions and led to him being deported from the UK, is seeking $6m for a new securitisation venture in Ghana.

The 39-year-old wants to create a platform for packaging mortgages into securities that can be bought and sold by investors, according to a Bloombergreport, and is seeking funding for technology and to help the business gain accreditation.