Rubuta ci gaba don wannan sakin layi - Ya rasa shigarwa don tawagar 2014 Six Nations duk da cewa mutane da yawa sun yi imanin Scotland ba ta da wani mai tsaron gida na gargajiya. Bayan nadin Vern Cotter a matsayin kocin Scotland, ba a haɗa Barclay a cikin kowane ɗayan 'yan wasan Scotland a shekarar farko ba, gami da Cotter na farko na Six Nations. Koyaya an zaba shi a cikin manyan 'yan wasan horo na gasar cin kofin duniya ta 2015 kuma ya sami kwallo ta farko tun daga 2013 a wasan motsa jiki na biyu da Italiya a watan Agusta na 2015. Kodayake an cire shi daga tawagar gasar cin kofin duniya ta ƙarshe, an sake haɗa Barclay a cikin tawagar Scotland don Gasar Cin Kofin Duniya ta 2016
kuma ya fara wasanni hudu na farko a kan makanta, yana ƙoƙari a cikin nasara a kan Italiya.