[1][2] He began his career at Swansea, where he was a part of the team that won the 1994 Football League Trophy Final after a penalty shootout.

[3] After a seven-year spell at Huddersfield Town, in which he became not only the captain but a well established fans' favourite, Jenkins signed for Swindon Town in 2005, but after Swindon's relegation to League Two and the appointment of Dennis Wise as manager, Jenkins' offer of a new deal at the County Ground was withdrawn and he was released.

[4] He spent three years playing for and latterly coaching Newport County, before joining Llanelli as player/assistant manager to Andy Legg in May 2009.

On 20 March 2014 Jenkins was appointed assistant manager to Peter Beadle at Hereford United.

[11] On 5 August 2023, one week before the start of the 2023-24 Cymru Premier season, Jenkins was confirmed as the new manager of promoted Barry Town, replacing the departed Lee Kendall.