"Footballing philosophies" refers to the different styles and approaches that teams or coaches have in the game of football (soccer). It includes their tactics, strategies, and overall mindset towards playing the sport. Full definition
One great thing about him is his ability to switch footballing philosophies with ease. (sbnation.com)
The Reds boss is known for giving young players a chance and believes that they education in the Ajax youth sides will stand them in good stead at being able to fall in line with his own footballing philosophy should they be allowed to link up with him. (caughtoffside.com)
Cazorla believes that Arsenal has the same footballing philosophy as the hugely successfully Barcelona. (justarsenal.com)