Preheat your oven to 350°F (175°C).
In a skillet, heat olive oil over medium heat.
Season chicken thighs with garlic powder, onion powder, salt, and pepper.
Brown the chicken in the skillet for about 5 minutes on each side.
In a large bowl, combine cream of mushroom soup, mixed vegetables, and half of the cheese.
Cut the browned chicken into bite-sized pieces.
Add the chicken to the soup mixture and stir well.
Transfer the mixture to a greased casserole dish.
Top with remaining cheese and breadcrumbs.
Bake in the preheated oven for 30-35 minutes until golden and bubbly.