[4] On 1 March 2013, Devoto joined RFU Championship side Cornish Pirates on a dual-registration deal but didn't make an appearance for the Penzance-based club.
[5] In March 2014, Devoto was named 2014 LV= breakthrough player for his performances in the 2014–15 LV Cup, as part of the award his former club Sherborne RFC received a £1,000 donation.
[6][7] Devoto played for the vast majority of Bath's 2015 Premiership final loss to Saracens, replacing the injured Anthony Watson after seven minutes.
[10] In his first season at the club he started in the 2016–17 Premiership Rugby final as Exeter defeated Wasps to become champions of England for the first time in their history.
[13] A week later he started in the 2019–20 Premiership Rugby final as Exeter overcame Wasps to complete an historic league and European double.
After impressing in that performance, he was selected at full-back in the final two matches of the tournament, as his England side beat Italy and Wales to retain the Six Nations trophy.
[30] Devoto gained his second and ultimately last cap for England coming on as a substitute in a defeat to France during their opening match of the 2020 Six Nations Championship.