Kevin made his senior début For Warrington against the Leeds on 1 June 2007, scoring two tries in a 42 - 26 defeat.[9] Shortly after his début he received the engage Super League player of the month award for his efforts during the month of July 2007, despite starting the month with only 5 first grade games next to his name. He scored 5 tries in just 3 games during the month, 3 of which were scored in the space of just 9 minutes against Salford.[10] Penny ended 2007 with 15 tries in 15 games and was named in the 2007 Super League Dream Team
Kevin was given the number 5 jersey for 2008 after a strong début season and played outside Australian international Matt King, but failed to impress and found himself out of the team.
On 26 August 2009, Kevin competed for the title of Fastest Man in Rugby League as part of a curtain raising competition at the Carnegie Floodlit Nines.[11]
Widnes Vikings
On 21 May 2009 Kevin was loaned out to Championship side Widnes after failing to force his way into Warrington's first team squad under new coach Tony Smith.[12]
Penny in action for Harlequins RL
Harlequins Rugby League
In 2010, Penny was loaned to Harlequins RL, scoring three tries in five matches before returning to his parent club.
Wakefield Trinity Wildcats
Penny was released by Warrington at the end of 2010 and joined Wakefield Trinity Wildcats for 2011, but once again failed to make an impression and was loaned out to Widnes Vikings.
Swinton Lions
Kevin Penny joined Swinton Lions when Lions coach Steve McCormack signed him in November 2011 during the club's close-season player recruitment drive for the 2012 season.
Return to Warrington
Penny re-signed with Warrington in 2014 and made his second début for the club against Castleford Tigers. Prior to his return Penny said he was determined to make the most out of his second chance and was aiming to give the Wolves 'value'.[13] Despite spending some time on loan at Swinton and North Wales Crusaders, Penny displayed good form for Warrington and established himself in the club's first team. He played 23 matches and scored 16 tries in 2015, his best return since his début season, and signed a new two-year deal at the end of the year.[14]
Swinton
Penny spent time on loan at Swinton in 2014.
North Wales Crusaders
Penny spent time on loan at the North Wales Crusaders in 2015.
Rochdale Hornets
Penny spent time on loan at the Rochdale Hornets in 2016 and 2017.
↑"Penny aims to give Wolves value". superleague.co.uk. 31 December 2014. Archived from the original on 24 April 2014. Retrieved 1 January 2015.{{cite web}}: CS1 maint: bot: original URL status unknown (link)