CQS has appointed Serge Harry as Group chief financial officer.
Harry will report to Xavier Rolet, CQS' chief executive officer, and he will join the CQS Executive Committee. He will also oversee the Human Resources function.
Harry was previously a member of the Executive Committee of the London Stock Exchange Group (LSEG), chief of staff to the Group CEO, and Group country head for France, Benelux and Germany.
Rolet said: "Harry's experience in managing this function globally will be invaluable to us as we broaden and deepen our investment capabilities to better serve our clients' needs."