Career
He has previously played in the Football League for Hull City and Darlington. Hull City
Plummer signed his first professional contract, a two-and-a-half-year deal, with Championship side Hull City in December 2006 after beginning his career with the club as a trainee in 1998 along with Will Atkinson, James Bennett, and Nicky Featherstone. Although the centre-back never played for Hull"s senior team, he was a regular in their reserve team
His contract with Hull expired during the summer of 2009 and he subsequently left the club
Darlington
Following his departure from Hull, Plummer joined League Two side Darlington. Plummer made his debut for Darlington on 8 August 2009 against Aldershot coming on as a 74th-minute substitute.
He also featured against Leeds United in the League Cup, again coming off the bench. Plummer made his full debut for Darlington on 18 August 2009 against Crewe Alexandra.
Having played eight league games, manager Steve Staunton released him from his contract along with two other first team players, David Knight, and James Bennett in December 2009.
Non-League
In March 2010, Plummer joined Northern Premier League Premier Division side North Ferriby United, but left after making just one league appearance. Plummer finished the season at Central Midlands League side Westella & Willerby before signing for Northern Premier League Premier Division side Football Club Halifax Town ahead of season 2010-2011. After being released by Football Club Halifax in November 2010, Plummer briefly joined Northern Counties East League Premier Division side Bridlington Town until signing for Northern Premier League Premier Division side Bradford Park Avenue in January 2011.
In December 2011 he signed for Northern Counties East League Premier Division side Scarborough Athletic and made eight first team appearances, starting four, before moving to Northern Premier League Division One North side Garforth Town at the end of the 2011-2012 season.
He re-signed for Northern Counties East League Premier Division side Scarborough Athletic during the summer of 2012. Plummer enjoyed promotion with Scarborough Athletic following the 2012-2013 season, meaning the 2013-2014 season will be competed in the Northern Premier League Division One South.
As a player
Hull City
Scarborough Athletic.