Heat the olive oil in a large skillet over medium heat.
Season chicken with paprika, salt, and pepper. Add to the skillet and cook 6 to 7 minutes per side until golden and cooked through.
Remove chicken from skillet and set aside.
In the same skillet, add onion and garlic. Cook for 2 minutes until fragrant.
Add bell peppers, zucchini, and broccoli. Cook 5 to 7 minutes until just tender.
Return chicken to skillet. Stir with vegetables and cook another 2 minutes.
Serve hot, garnished with fresh parsley.