Dunkley began her cricketing journey at a young age and quickly rose through the ranks, showcasing her talent in domestic competitions. She made her debut for the England national team in a Twenty20 International (T20I) against Bangladesh in 2018. Known for her ability to score quickly and her versatility as a middle-order batter, Dunkley has been a valuable asset to the England team, particularly in limited-overs cricket. She has also been effective with her leg-spin bowling, providing an additional option for the team. Dunkley has been a standout performer in various domestic competitions, including The Hundred, where she has played for the Southern Brave.