LONDON (Reuters) -BNP Paribas’ global head of prime services Ashley Wilson has resigned from the bank, a source familiar with the matter told Reuters on Thursday. Wilson, who could not immediately be reached for comment, moved to the French lender from Deutsche Bank in June last year. The move marks a high-profile departure from the business, which primarily serves hedge funds, and which BNP Paribas had been building out since 2019. That year it agreed to acquire the prime finance business of Deutsche Bank, and at the end of 2021 the two completed the deal. The deal involved the transfer of so…