Rubuta ci gaba don wannan sakin layi - Ya fara buga wasan Celtic League a Leinster da Cardiff Blues a Arms Park a ranar 28 ga Satumba 2007. McFadden ya lashe gasar Celtic a shekarar 2008
da Heineken Cup tare da Leinster a 2011 da 2012 Har zuwa Maris 2020 ya buga wasanni 184 don Leinster, ya ci maki 444 ciki har da ƙoƙari 29.