Good Manufacturing Practice (GMP)
Manchester > Wigan
The table below provides summary statistics and salary benchmarking for jobs advertised in Wigan requiring GMP skills. It covers permanent job vacancies from the 6 months leading up to 13 January 2026, with comparisons to the same periods in the previous two years.
| 6 months to 13 Jan 2026 |
Same period 2025 | Same period 2024 | |
|---|---|---|---|
| Rank | - | 11 | - |
| Rank change year-on-year | - | - | - |
| Permanent jobs citing GMP | 0 | 4 | 0 |
| As % of all permanent jobs in Wigan | - | 8.33% | - |
| As % of the Quality Assurance & Compliance category | - | 36.36% | - |
| Number of salaries quoted | 0 | 0 | 0 |
| Median annual salary (50th Percentile) | - | - | - |
| Manchester median annual salary | - | - | £60,000 |
| % change year-on-year | - | - | +27.88% |
All Quality Assurance and Compliance Skills
Wigan
GMP falls under the Quality Assurance and Compliance category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring quality assurance or compliance skills in Wigan.
| Permanent vacancies with a requirement for quality assurance or compliance skills | 5 | 11 | 4 |
| As % of all permanent jobs advertised in Wigan | 14.29% | 22.92% | 23.53% |
| Number of salaries quoted | 2 | 6 | 3 |
| 10th Percentile | - | £25,000 | - |
| 25th Percentile | £32,500 | £28,875 | £42,500 |
| Median annual salary (50th Percentile) | £35,000 | £41,000 | £45,000 |
| Median % change year-on-year | -14.63% | -8.89% | +2.86% |
| 75th Percentile | £37,500 | £41,500 | £49,375 |
| 90th Percentile | - | £42,625 | £50,500 |
| Manchester median annual salary | £55,000 | £47,500 | £55,000 |
| % change year-on-year | +15.79% | -13.64% | - |
GMP
Job Vacancy Trend in Wigan
Historical trend showing the proportion of permanent IT job postings citing GMP relative to all permanent IT jobs advertised in Wigan.
