After playing for Everton as a trainee, McGivern signed for Welsh club Aberystwyth Town in the inaugural season of the League of Wales.
He then had second spell as a full-time professional player, this time with Accrington Stanley who he joined in November 2006.
[11] In April 2009, he was charged by the Football Association, in relation to his alleged failure to provide the FA with information requested, during their investigation into illegal betting by his former Accrington teammates on one of their matches.
[13] He returned to play for Vauxhall Motors in January 2011[14] scoring on his debut at home to Corby Town[15] He was also playing for Oysters Martyrs FC and scored the winning goal in the FA Sunday Cup final as his team beat fellow Liverpool side Paddock FC at Tranmere Rovers' Prenton Park in May 2011.
[21] In September 2012, he was back playing Sunday League football in Liverpool for Oysters Martyrs FC,[22] where that season he again helped the club win the FA Sunday Cup, scoring a hat-trick as the club beat Barnes Albion 4–3.