The former politician representing the City of London’s interests in Brussels has warned that the UK will struggle to negotiate access to the European Union’s single market because of British demands on controlling immigration – pouring cold water on one of the key hopes of finance chiefs.

Speaking at FN's Brexit Briefing on August 4, Jeremy Browne, previously a minister of state in the Foreign and Commonwealth Office and now the special representative for the City to the EU, said that by demanding controls on European immigration, the UK would inevitably lock itself out of the single market.