1. Boil the pasta in salted water until al dente.
2. Meanwhile, mix the chicken and oil and season generously with salt and freshly ground black pepper to taste. Heat a heavy-bottomed pan until hot and fry the chicken until golden brown and cooked through. Try to brown the meat on one side before you start stirring it.
3. Stir in the garlic, chilli, capers, olives, lemon zest and parsley; mix through and reduce the heat.