UK private bank Kleinwort Benson has made its most senior appointment in what has been an active summer of hiring under Sally Tennant, who took over as chief executive at the start of the year.

Mouhammed Choukeir has joined the bank as chief investment officer, having previously run the multi-asset class business in Europe, the Middle East and Asia at rival Morgan Stanley's wealth management arm. He was previously a fixed-income banker at Citigroup.