His main role on the pitch is Midfield. His stronger foot is Right. His estimated market valuation currently stands at 200K €.

His latest transfer saw him join Southampton U21 from Southampton U18 via on 2025-07-01.

Over 13 appearances in the Premier League 2 2025-2026, Barnaby Williams contributed 0 goals and 2 assists, completed 9 key passes from 617 total passes, and posted a passing accuracy of 44.2.