According to interviews, Buckingham had his first personal experience of the Holy Spirit and received his call to Officership aged 17 at a Salvation Army Youth Councils in August 1979.

They have two children, who are both officers in the Salvation Army, serving in the New Zealand, Fiji, Tonga and Samoa Territory.

[8] Lyndon and Bronwyn Buckingham have resided in London since they took up appointments at the Salvation Army's International Headquarters (IHQ) in 2018.

Buckingham was appointed Chief of the Staff of the Salvation Army in 2018, serving under General Brian Peddle.

[10] After a week of formalities and deliberations, the members of the High Council elected Buckingham to the position of General-Elect.