Ku qor sii wadida cutubkan - Ka dib markii uu daboolka ka qaaday muddo gaaban kooxda gobolka ee Scarlets intii uu Mark Jones ka maqnaa caawinta kooxda qaranka Wales intii lagu jiray tartanka Lixda Qaran ee 2013
, Holley wuxuu ku biiray Bristol Rugby isagoo ahaa tababaraha kooxda koowaad ka hor xilli ciyaareedkii 2013-14. Waxa uu heshiiskiisa la cusbooneysiiyay Bristol bishii Abriil 2015. Bristol waxay ku guuleysatay horyaalka Premier League ee Ingiriiska hogaaminta Holley dhamaadkii xilli ciyaareedkii 2015/16 iyagoo ku garaacay Doncaster ciyaartii seddexaad ee ciyaarta dhamaadka sanadaha. 24-kii Juun 2016, isaga iyo Bristol Rugby waxay ku kala tageen heshiis wadajir ah.