The 19-year-old was given a rare start by Unai Emery at Turf Moor and did not disappoint.
Under the guidance of Gunners Under-23 coach Freddie Ljungberg, the Londoner has continued to develop his game.
With the Europa League final against Chelsea still to come, the Spaniard was keen to rotate his squad ahead of the trip to Baku.
After making his first Premier League start at the Emirates in Arsene Wenger’s last game against the Clarets last season, it was almost fitting the England Under-20 international was given another chance to shine in the first team.
With Aaron Ramsey leaving for Juventus, a midfield spot could well become available.