Born in Luton, Bedfordshire, Brill joined Luton at the age of nine, progressing through the Centre of Excellence and representing Luton Schools and Bedfordshire County Schools at various age groups.
Brill's early life in Luton, Bedfordshire, led to him joining Luton at a young age. He progressed through the Centre of Excellence and went on to represent several schools, including his own and those in Bedfordshire, in various age categories.