Between 2005 and 2009, Bujak ran annual residential leadership courses for prospective Headteachers at St Edmund's Hall, University of Oxford and was appointed to the Skills and Crafts Commission on reforming apprenticeships.

In 2013, Bujak expanded the reach of the St Nicholas Charity into Poland with the opening of a new office in Warsaw and the launch of a new online course in Polish.

Between 1993 and 2003 Philip Bujak was an active supporter of The Wooden Spoon and helped to fundraise throughout Devon whilst Headmaster of Stover School.

Between 2005–2009, Bujak ran annual residential leadership courses for prospective Headteachers at St Edmund's Hall, Oxford believing that younger academic staff should be encouraged to plan their careers with business leaders as mentors from an early age.

Bujak served as Vice Chairman of The Polish Heritage Society UK in 2009;[12][13] he assisted in the repair and erection of a statue of Frederyk Chopin at the South Bank Centre (a gift from the people of Poland in the 1970s that had been allowed to fall into disrepair);[14] and supported the placing of a plaque to commemorate the London home of Stanislaw Sosabowski in Chiswick.

[15] In 2011, in recognition of his work in highlighting the contribution of members of the Polish community in the UK, during and after the Second World War, he was awarded the Pro Memoria Medal by the Republic of Poland.

Over 450 men, including his father, were based at Riddlesworth Resettlement Camp in 1946, and the memorial was unveiled by The Ambassador of The Republic of Poland, Mr Witold Sobkow.

"It is easy to die for Poland but much harder to suffer for her" "Jest łatwo stracić życie za Polskę, trudniej za nią cierpieć" He has been a regional committee member for the National Trust covering Devon & Cornwall, a trustee of the Silvanus Woodland Trust,[24] and Chairman of Governors for Christchurch Primary School in London.

Bujak Trust,[26] to support Sixth Form students at his old Comprehensive school who needed funding to undertake education-based travel around the world.

In March 2023 My Heart is in the Highlands was published by Forster Books on the life and work of Scottish landscape artist Archibald Kay RSA RSW.

Prior to 2018, Bujak wrote, and contributed to, several articles published in The Daily Telegraph, The Independent, The Guardian, Evening Standard, and other publications.

[44] In 1987, Philip Bujak was commissioned as a 2nd lieutenant[45] in the 6th Battalion, The Royal Anglian Regiment (Territorial Army), serving as a platoon commander in A Company alongside his teaching career.

He escaped from Nazi occupied Europe and joined the Free Polish Army in Italy, serving with the 3rd Heavy Machine Gun Battalion, 3rd Carpathian Division, 2nd Corps, at the battle of Monte Cassino.