IBM AS/400
England > North West
The table below looks at the prevalence of the term AS400 in permanent job vacancies in the North West. Included is a benchmarking guide to the salaries offered in vacancies that cited AS400 over the 6 months leading up to 28 November 2025, comparing them to the same period in the previous two years.
| 6 months to 28 Nov 2025 |
Same period 2024 | Same period 2023 | |
|---|---|---|---|
| Rank | - | 218 | 193 |
| Rank change year-on-year | - | -25 | +118 |
| Permanent jobs citing AS400 | 0 | 13 | 1 |
| As % of all permanent jobs in the North West | - | 0.19% | 0.027% |
| As % of the Miscellaneous category | - | 0.62% | 0.070% |
| Number of salaries quoted | 0 | 12 | 1 |
| 10th Percentile | - | - | - |
| 25th Percentile | - | - | £52,500 |
| Median annual salary (50th Percentile) | - | £55,000 | £55,000 |
| Median % change year-on-year | - | - | +30.18% |
| 75th Percentile | - | - | £57,500 |
| 90th Percentile | - | - | - |
| England median annual salary | £52,500 | £55,000 | £57,500 |
| % change year-on-year | -4.55% | -4.35% | +4.55% |
All Generic Skills
North West
AS400 falls under the General and Transferable Skills category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring generic IT skills in the North West.
| Permanent vacancies with a requirement for generic IT skills | 1,960 | 2,112 | 1,430 |
| As % of all permanent jobs advertised in the North West | 39.18% | 31.17% | 38.38% |
| Number of salaries quoted | 960 | 941 | 1,023 |
| 10th Percentile | £26,500 | £31,250 | £32,000 |
| 25th Percentile | £32,500 | £41,000 | £42,500 |
| Median annual salary (50th Percentile) | £49,500 | £52,000 | £57,500 |
| Median % change year-on-year | -4.81% | -9.57% | +4.55% |
| 75th Percentile | £63,750 | £65,000 | £72,000 |
| 90th Percentile | £78,754 | £78,750 | £86,000 |
| England median annual salary | £55,000 | £60,000 | £62,500 |
| % change year-on-year | -8.33% | -4.00% | -2.34% |
AS400
Job Vacancy Trend in the North West
Historical trend showing the proportion of permanent IT job postings citing AS400 relative to all permanent IT jobs advertised in the North West.
AS400
Salary Trend in the North West
Salary distribution trend for jobs in the North West citing AS400.
