German coach Christoph Buhler joined Norwich as asssitant to David Wagner on 6th January 2023.

They worked together first at TSG Weinheim where Buhler was Under-19 manager and manager before Christoph spent time at 1899 Hoffenhim managing their under-19, under-17 and youth sides. He then managed Bammental II. They then reunited at Borussia Dortmund II where they managed the side. When Wagner joined Huddersfield, Buhler followed. They then worked together at Schalke 04 and Swiss side Young Boys before joining the Canaries.