A high-profile manager who’s turned down an approach from Chelsea is now expected to accept a new job at a giant European club. Chelsea’s search to appoint a new head coach and find Mauricio Pochettino’s successor has already led to widespread speculation in the media regarding several managers. The Guardian has reported that Chelsea are on the search for a young, progressive head coach who is willing to buy into the club’s recruitment structure. READ MORE: Who could be Chelsea’s new manager? Rumours, favourite and more as Mauricio Pochettino departsHansi Flick, who’s currently out of work, i…