(United Kingdom). The average pay for a Health Care Assistant is £7.08 per hour. Most people move on to other jobs if they have more than 20 years' experience in this field. Pay for this job does not change much by experience, with the most experienced earning only a bit more than the least.The skills that increase pay for this job the most are spirometry, Wound Care, ecg, Phlebotomy, and blood pressure. £10,070 - £18,273.ay for this job does not change much by experience, with the most experienced earning only a bit more than the least. The skills that increase pay for this job the most are spirometry, Wound Care, ecg, Phlebotomy, and blood pressure. £10,070 - £18,273.