Boil water and cook soba noodles according to package directions; drain and set aside.
Whisk together tamari, honey, rice vinegar, and toasted sesame oil in a small bowl to create the sauce.
Heat avocado oil in a large skillet over medium-high heat.
Season the chicken with sea salt and black pepper, then sauté in the skillet until golden and cooked through.
Add the broccoli, red bell pepper, and snap peas to the skillet, stir-frying for 3-4 minutes until tender-crisp.
Stir in the minced garlic and grated ginger, cooking for 1 minute until fragrant.
Add the cooked soba noodles and the prepared sauce to the skillet, tossing everything together until well-coated and heated through.
Garnish with sesame seeds before serving hot.