Career
He is currently the manager of Bridport. Senior started his career at Dorchester. He joined Portsmouth in 1981 for £35,000, and then (after a loan spell with Aldershot) moved to Reading where he scored 184 goals in 362 league and cup appearances in two spells between 1983 and 1992.
In March 1988 Senior signed for Middlesbrough on transfer deadline day for a fee of £200,000 from Watford, where he had moved in July 1987.
After making just 10 league appearances for Boro and being part of their Second Division promotion winning team, Senior moved back to Reading in October 1988. Despite his time on Teesside being seen generally as a disappointment, Senior was instrumental in Boro"s promotion in May 1988 after scoring two important goals in the play-offs.
After he left Reading for a second time in 1992, and making his last Football League appearance at the age of 30, Senior spent a season with non-league Woking, and then a short spell at Dorchester Town before signing in November 1993 for Farnborough Town. The following season he became manager of Weymouth and subsequently during 1995-1996 had another spell at Farnborough.
His last job was manager of Bridgwater Town in the Western Football League, before joining Dorchester, and becoming the Under 18"s manager.
His last game as U-18"s manager was in May 2008
Senior was appointed manager of Western League Division One Bridport on 15 June 2009 following the resignation of Ian Hutchinson.