[1][2] Murphy was added to the Leinster Rugby academy ahead of the 2015–16 season, before earning promotion to the senior team at the end of his three years in the academy ahead of the 2018–19 season.
[3] Murphy made his Leinster Rugby senior debut against Glasgow Warriors in November 2017, and marked his second appearance and first start against Dragons later that month with a try-scoring, man of the match performance.
[4] He is currently a medical student at University College Dublin and will graduate in the summer of 2021.
[5] On 31 January 2022 it was announced by Connacht Rugby that Murphy had signed a Two Year deal to join the Province, from Summer 2022.
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