The glute muscles play a crucial role in terms of supporting your back and posture. Your position during the exercises is key to making sure you get the best contraction out of your buttock muscles. If you try this quick 10 minute workout make sure you pay attention to your spinal position and follow the exact instructions to get the most out of the exercises.
If you need more help training your glute muscles we have a whole workout section dedicated to this area called Glute Focus has lots of varied exercises to focus on all parts of the buttock muscles.