The Seagulls have agreed to meet Fener's asking price for the defender, who will be on the south coast today to complete the move.
Transfer expert Fabrizio Romano is reporting: "Ferdi Kadioglu to Brighton, here we go! Deal in place for €30m package for Fenerbahçe.
"Kadioglu wanted #BHAFC project and personal terms were agreed already two weeks ago on five year deal.
"Medical/travel to be planned for Turkish LB with Colo Barco on loan to Sevilla."