Next week Jes Staley will challenges his ban from the City in a case that will reveal his conversations with the disgraced financier

Former Barclays chief executive Jes Staley is about to take a major risk.

Nearly two and a half years after he was banned from the City for allegedly lying about the extent of his relationship with Jeffrey Epstein, the former banking boss is hoping to convince judges to overturn the reputation-shattering ruling.