[3] Mullarkey signed for Southern League Premier Division Central side Bromsgrove Sporting on 5 September 2020, following a successful trial period.
[4] Melanius then signed for fellow Southern League Premier Division Central side Redditch United on 23 October 2020 [5] He was released by the club in May 2021.
[8] Mullarkey made his senior international debut for Saint Lucia on 16 May 2015 in a 2015 Windward Islands Tournament match against Grenada.
He then competed in the team's 2018 FIFA World Cup qualification matches against Antigua and Barbuda the following month.
[9] He was then recalled to the squad for the 2017 Windward Islands Tournament and scored his first international goal in the team's opening match, a 2–1 victory over the Saint Vincent and the Grenadines.