Highlights from Holder's Dankworth days include an appearance at the Royal Albert Hall on the same bill as Nat King Cole.
Throughout the 1950s and 1960s, Holder toured, recorded, and performed with Ronnie Scott, Tubby Hayes, Don Rendell, Peter King, Dickie Hawdon, Eddie Harvey, Jack Fallon, Harry Beckett, Bill Le Sage, Shake Keane, Ronnie Ross, Coleridge Goode, Hank Shaw, Tony Kinsey, and songwriter Duncan Lamont.
Other recordings from this period include sessions for Cab Kaye and a film soundtrack single release called "Nor the Moon by Night" with conductor and arranger Ron Goodwin for Parlophone.
In 1966, Holder appeared with the BBC Radio Orchestra and in the following year recorded with John Dankworth, featuring the actress singer Nadia Cattouse.
In 1974, Holder was invited to sing with the Scottish Symphony Orchestra at a Royal Albert Hall Promenade Concert with soprano Margaret Gale and the BBC Chorus.
Pete Long featured Holder in his Gillespiana Be-Bop Orchestra, a band that paid tribute to the music of Dizzy Gillespie.
In 2011, Holder performed at the gala jazz event A Tribute to John Dankworth and the Big Band at the Queen Elizabeth Hall.
In 2012, Holder teamed up with guitarist Shane Hill to record his final album, Interpretations, featuring Peter King on alto, Dick Pearce on Flugel, Val Manix bass and Noel Joyce kit.
Burton Hill cited Holder as a connection to the early swing musicians such as Ken Snakehips Johnson and Leslie" Jiver" Hutchinson.
Holder appeared with Pat Smythe, Tony Lee, John Critchinson, David Newton, Neville Dickie, Jonathan Gee, Malcolm Edmonstone, Michael Garrick and Geoff Castle.
Former Blue Mink member and Watermill Jazz Club founder Ann Odell was music director and arranger for the show.
Other guitarists Holder appeared or recorded with include Acoustic Alchemy founder member Simon James, Adam Salkeld and Jim Mullen.
Holder often performed at The Stables in Wavendon with the Dankworth family for their Christmas music parties, working with Mark Nightingale and trumpeter Guy Barker.