If using chia gel in place of oil, combine chia seeds and water and stir well. Set aside for 10 minutes, or until a gel forms.
Combine spinach, mint and parsley in a food processor and pulse until chopped. Add in garlic, lemon juice, soy sauce or tamari, and olive oil or chia gel and pulse a few more times until well combined.
In a large bowl combine quinoa, grape tomatoes, cucumber and roasted red pepper. Top with spinach mixture and stir until combined.