Speak to your employer see if they would fund/part fund your training or exams.
Anything you could help with targeting your ideal role with the free time you have in your current role?
On linkedin? Set up accurate skills for your target role, some decent roles shown, although geography of roles not always great.
Connect with agency people, you see ads quickly then when they post them.
Any mentors at your work or groups in your local area! Often who rather than what you know.
Tried popping in past one or two of the agencies you think are any good.