Getco, a leading high-frequency trading and marketmaking firm, has hired one of Credit Suisse's most senior traders of exchange-traded funds, Financial News has learned, in a sign of the firm's growing ambitions in the ETF sector.

Aidan Hsu, most recently head of European ETF trading at Credit Suisse, joined Getco Europe in London this month, according to the Financial Services Authority's register of authorised persons.