Peer-to-peer lender Zopa scraped back into profit last year, but rising default levels have led it to crack down on who it allows to borrow, writes Rosamund Urwin. The company, which has lent out £3.3bn in total, matches borrowers with investors wanting to lend. It has applied for a banking licence and wants to launch its bank within a year. A float has been pencilled in for 2020.