The 32-year-old was signed by Thunder as the club's platinum signing at the inaugural BBL draft held in August because of his stellar ability to bowl throughout an innings.
Wong, who formerly played for Sydney Thunder, will be replaced by Hayley Jensen, a New Zealand all-rounder who filled in for Hurricanes during the 2020-21 campaign.
Australia star batter David Warner ended his nine years break from the Big Bash League (BBL) after signing a two-year deal with Sydney Thunder on Saturday
Wells sits fourth on the Big Bash's all-time run scorers list - behind only Chris Lynn, Aaron Finch and Glenn Maxwell - with more than 2,500 career runs at an average of just under 35.
The 20-year-old pace bowler first made a name for herself amongst Australian cricket fans, when the Sydney Thunder signed her as an injury replacement for South African bowler and WBBL 06 Player of the Final, Shabnim Ismail
Sydney [Australia], February 25 (ANI): Australia batter Usman Khawaja on Friday ended his long-stint with Big Bash League (BBL) franchise Sydney Thunder due to family reasons.
Sydney [Australia], January 18 (ANI): Pakistan pacer Mohammad Hasnain is all set to undergo a test on his bowling action after his action was reported by umpires in the Big Bash League (BBL).
Sydney [Australia], December 20 (ANI): Big Bash League (BBL) franchise Sydney Thunder on Monday announced the signing of Pakistan pacer Muhammad Hasnain.