football academy before joining Northampton Saints aged 16 years-old.
[4] Lockett became a member of the senior academy at Northampton Saints ahead of the 2021-2022 season.
[6] He made his senior club debut for Northampton against London Irish in the Premiership Rugby Cup in November 2021.
[6] Lockett made his Premiership debut against Sale Sharks in October 2023, and scored the match-winning try against RC Toulon in the Champions Cup in December 2023.
[8] Lockett qualifies to represent Wales through ancestry and was a member of their under-18 squad.