As the Member for Kingsley, Stojkovski advocated for the widening of the Mitchell Freeway from Hodges Street to Hepburn Avenue, and managed to save Duffy House.
[3] Stojkovski has supported investment in the Joondalup Health Campus, the Osborne Park Hospital and the East Green Development.
[4] In June 2018, political opponents accused Stojkovski of misusing public funds to print and disseminate flyers promoting the candidacy of her father in the 2019 federal election for the seat of Moore, which overlaps with the state electorate of Kingsley.
Since being re-elected in 2021, Jessica has continued to advocate for the community whilst being appointed Parliamentary Secretary to the Honorable Rita Saffioti, Minister for Transport; Planning; Ports between 19 March 2021 to 14 December 2022, additionally Parliamentary Secretary to the Honorable John Carey; Minister for Housing; Lands; Homelessness; Local Government from 14 December 2022 to 8 June 2023.
[citation needed] Following the resignation of former premier Mark McGowan, Jessica was made Parliamentary Secretary to the Premier; Minister for State and Industry Development, Jobs and Trade; Public Sector Management; Federal-State Relations; Parliamentary Secretary of the Cabinet from 8 June 2023 in the new Cook Government ministry.