HBOS Australia yesterday said in a media release that it David Smith as chief executive, effective immediately. He replaces Jack Dykes, who had been styled as the  Lloyds country head in Australia and in yesterday's media release was described as the interim CEO.Smith, and Dykes, replaced David Willis who resigned following the sale by Lloyds of Bank of Western Australia to Commonwealth Bank late last year.Smith was previously head of the Australian branch of the Bank of Scotland Treasury business according to the bank's media release. He has worked for HBOS for eleven years in investment and wholesale banking.Dykes resumes his role as head of BOS International.Meanwhile Goldman Sachs JB Were announced that Stephen Rothery wll replace  Craig Drummond as co-chief executive once the latter retires from the firm in May.The Australian and The Age reported speculation of staff cuts at Goldman Sachs, which look like being around 70 staff.