In the context of the input sentence, determine the relationship between 'Antony Jenkins' and 'Barclays'.
Options: headquarters location, original broadcaster, manufacturer, employer

When Antony Jenkins took over as Barclays' chief executive in 2012, he admitted the bank had made "serious mistakes" - which was one way of describing the hundreds of millions of pounds levied by regulators on Barclays and others for manipulating interest rates.
employer