Despite relocating with his family to the Cheshire town of Chelford when he was three, Walker claims his upbringing was still 'Glaswegian', due to his Scottish parents.

[7][8] In 2017, Walker released "Just You and I", which was picked as Elvis Duran's Artist of the Month appearing on NBC's Today show with Kathie Lee Gifford where he performed the song.

[12] Walker has played support slots for artists such as George Ezra, Gallant and Jake Bugg.

[17] Following this, in early 2020, What a Time to Be Alive achieved platinum accreditation by the British Phonographic Industry for sales of over 300,000 units in the UK.

[18] As part of "Royal Carols: Together at Christmas" in December 2021, Tom Walker performed "For Those Who Can't Be Here" with Catherine, Princess of Wales (at the time styled the Duchess of Cambridge) playing piano.