[1] Moore joined Irish United Rugby Championship and Champions Cup club Munster on a deal for the 2021–22 season in September 2021.
[1] Moore's paternal grandfather is from Carrickfergus, County Antrim, and he has maternal relatives from Castlerea, County Roscommon, meaning Moore is Irish-qualified and therefore eligible to represent Ireland's national team.
[3] He made his senior competitive debut for the province in their opening 2021–22 Champions Cup fixture away to English club Wasps on 12 December 2021, coming on as a replacement for Scott Buckley in the province's 35–14 win.
[4] Moore joined Munster's provincial rivals Ulster to provide injury cover in late December 2021[5] and on loan in February 2022, and he will join Ulster permanently from the 2022–23 season.
[6] He made his debut for Ulster in their rescheduled 2021–22 United Rugby Championship round 8 fixture at home to provincial rivals Connacht on 4 February 2022, scoring a try in their 32–12 win.