(ShareCast News) - Daniel Healy and Andrea Rosen have stepped down from their role as non-executive directors of Hiscox, the insurance group confirmed on Monday.In a short statement, the FTSE 250 group added the search for a permanent senior independent director to replace Healy was underway, indicating it expects to appoint a replacement by the end of the year.In the meantime Gunnar Stokholm will assume the role of interim senior independent director and interim chairman of the remuneration committee, the group said.Hiscox shares were up 0.16% to 915.00p at 1513 BST on Monday.