AS/400 Support
England > London
The median AS/400 Support salary in London is £92,500 per year, according to job vacancies posted during the 6 months leading to 17 April 2026.
The table below compares current salary benchmarking and summary statistics with the previous two years.
| 6 months to 17 Apr 2026 |
Same period 2025 | Same period 2024 | |
|---|---|---|---|
| Rank | 410 | - | - |
| Rank change year-on-year | - | - | - |
| Permanent jobs requiring an AS400 Support | 2 | 0 | 0 |
| As % of all permanent jobs in London | 0.010% | - | - |
| As % of the Job Titles category | 0.011% | - | - |
| Number of salaries quoted | 2 | 0 | 0 |
| 10th Percentile | £85,750 | - | - |
| 25th Percentile | £86,875 | - | - |
| Median annual salary (50th Percentile) | £92,500 | - | - |
| 75th Percentile | £96,875 | - | - |
| 90th Percentile | £97,250 | - | - |
| England median annual salary | £92,500 | - | - |
All Permanent IT Job Roles
London
For comparison with the information above, the following table provides summary statistics for all permanent IT job vacancies in London. Most job vacancies include a discernible job title that can be normalized. As such, the figures in the second row provide an indication of the number of permanent jobs in our overall sample.
| Permanent vacancies in London with a recognized job title | 17,614 | 11,697 | 21,855 |
| % of permanent jobs with a recognized job title | 91.80% | 90.61% | 94.16% |
| Number of salaries quoted | 11,812 | 7,551 | 16,691 |
| 10th Percentile | £38,510 | £41,250 | £38,750 |
| 25th Percentile | £52,500 | £55,250 | £51,250 |
| Median annual salary (50th Percentile) | £75,000 | £75,000 | £70,000 |
| Median % change year-on-year | - | +7.14% | -3.45% |
| 75th Percentile | £95,000 | £100,000 | £93,250 |
| 90th Percentile | £105,000 | £122,500 | £115,000 |
| England median annual salary | £55,000 | £60,000 | £54,000 |
| % change year-on-year | -8.33% | +11.11% | -10.00% |
AS400 Support
Job Vacancy Trend in London
Historical trend showing the proportion of permanent IT job postings featuring 'AS400 Support' in the job title relative to all permanent IT jobs advertised in London.
AS400 Support
Salary Trend in London
Salary distribution trend for AS400 Support job vacancies in London.
AS400 Support Skill Set
Top 30 Co-Occurring Skills & Capabilities in London
For the 6 months to 17 April 2026, AS400 Support job roles required the following skills and capabilities in order of popularity. The figures indicate the absolute number of co-occurrences and as a proportion of all permanent job ads across the London region featuring AS400 Support in the job title.
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AS400 Support Skill Set
Co-Occurring Skills & Capabilities in London by Category
The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category: