Clinical engineers design, develop and maintain medical equipment used to diagnose illness and treat patients.

Clinical psychologists help people manage mental health issues, phobias and addiction.

Clinical scientists research and develop techniques and equipment to help prevent, diagnose and treat illness.

Computer numerically controlled (CNC) machinists make precision parts for the engineering and manufacturing industries.

Coastguards help prevent the loss of life along the coast and at sea by co-ordinating and supporting search and rescue operations.

Cognitive behavioural therapists help patients change negative patterns of thinking or behaviour with talking therapy.

Commercial energy assessors measure the energy efficiency of commercial buildings to produce Non-Domestic Energy Performance Certificates.

Commissioning editors request or buy authors, book titles and ideas to publish them.

Communication support workers (CSWs) help deaf students in school.

Community arts workers help local communities plan and take part in activities like drama, dance, painting and photography.