Ask good questions to demonstrate you are interested and have researched.
Don't brag too much. Being humble is powerful.
Don't go off on tangents. Keep your focus on your better qualities.
Breath in, relax your face muscles, take five minutes to ready yourself before meeting the interviewer.
Read about popular interviewer questions and devise your answers. Test yourself beforehand with a few test questions.
Dress smartly. Be smart and groomed.
Job Hunting Tips:
"Upon reviewing suitable professions/occupations, some preferences will appear as credible and satisfying. It's realistic to think that no one profession has the options to make use of each of your competencies and hold a way of operation closely harmonious with something like yours."
Some useful things would be:
Being eligible to work in the UK is mandatory for the job
A good colleague, capable enough to form practical collaborative rapport with colleagues