The table below looks at the prevalence of the term AS400 in permanent job vacancies in Reading. Included is a benchmarking guide to the salaries offered in vacancies that cited AS400 over the 6 months leading up to 28 August 2025, comparing them to the same period in the previous two years.
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 Reading.
DemandTrendPermanent vacancies with a requirement for generic IT skills
220
490
588
As % of all permanent jobs advertised in Reading
40.29%
30.78%
38.91%
Number of salaries quoted
123
228
298
10th Percentile
£28,000
£30,875
£32,500
25th Percentile
£41,875
£39,500
£42,500
Median annual salary (50th Percentile)
£50,000
£52,500
£62,500
Median % change year-on-year
-4.76%
-16.00%
-3.85%
75th Percentile
£67,500
£64,750
£75,000
90th Percentile
£83,500
£78,956
£85,000
Berkshire median annual salary
£50,000
£55,000
£55,050
% change year-on-year
-9.09%
-0.09%
-8.25%
AS400 Job Vacancy Trend in Reading
Job postings citing AS400 as a proportion of all IT jobs advertised in Reading.
AS400 Salary Trend in Reading
Salary distribution trend for jobs in Reading citing AS400.
AS400 Top 6 Co-occurring Skills and Capabilities in Reading
For the 6 months to 28 August 2025, job vacancies citing AS400 also mentioned the following skills and capabilities in order of popularity.
The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the Reading region with a requirement for AS400.
AS400 Co-occurring Skills and Capabilities in Reading by Category
The follow tables expand on the table above by listing co-occurrences grouped by category.
The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:
