Period
to 5 March 2021

The following table provides summary statistics for permanent job vacancies with a requirement for OS/400 skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited OS/400 over the 6 months to 5 March 2021 with a comparison to the same period in the previous 2 years.

IBM OS/400 (OS400)
UK
6 months to
5 Mar 2021
Same period 2020 Same period 2019
Rank 809 966 1115
Rank change year-on-year +157 +149 +76
Permanent jobs citing OS/400 1 57 8
As % of all permanent jobs advertised in the UK 0.001% 0.046% 0.005%
As % of the Operating Systems category 0.007% 0.21% 0.023%
Number of salaries quoted 0 56 8
Median annual salary - £45,000 £33,000
Median salary % change year-on-year - +36.36% -22.35%
UK excluding London median annual salary - £45,000 £33,000
% change year-on-year - +36.36% -22.35%

OS/400 is in the Operating Systems category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for operating system skills.

All Operating Systems
UK
Permanent vacancies with a requirement for operating system skills 15,174 27,219 35,048
As % of all permanent IT jobs advertised in the UK 19.90% 22.01% 23.14%
Number of salaries quoted 12,292 22,110 28,561
Median annual salary £50,000 £45,000 £47,500
Median salary % change year-on-year +11.11% -5.26% +5.56%
10th Percentile £27,500 £25,500 £25,750
90th Percentile £81,250 £80,000 £78,750
UK excluding London median annual salary £45,000 £42,500 £42,000
% change year-on-year +5.88% +1.19% +5.00%

OS/400
Job Vacancy Trend

Job postings citing OS/400 as a proportion of all IT jobs advertised.

Job vacancy trend for OS/400 in the UK

OS/400
Salary Trend

3-month moving average salary quoted in jobs citing OS/400.

Salary trend for OS/400 in the UK

OS/400
Top 2 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing OS/400 within the UK over the 6 months to 5 March 2021. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
UK excluding London +98 1 - -
Northern Ireland - 1 - -

For the 6 months to 5 March 2021, IT jobs citing OS/400 also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads with a requirement for OS/400.

1 1 (100.00%) HTML
1 1 (100.00%) JavaScript
1 1 (100.00%) PHP
1 1 (100.00%) RPG
1 1 (100.00%) SQL
1 1 (100.00%) DB2
1 1 (100.00%) RPG/400
1 1 (100.00%) RPG IV
1 1 (100.00%) Requirements Gathering

OS/400
Co-occurring IT Skills by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Database & Business Intelligence
1 1 (100.00%) DB2
Job Titles
1 1 (100.00%) Developer
1 1 (100.00%) Software Developer
Libraries, Frameworks & Software Standards
1 1 (100.00%) HTML
Processes & Methodologies
1 1 (100.00%) Requirements Gathering
Programming Languages
1 1 (100.00%) JavaScript
1 1 (100.00%) PHP
1 1 (100.00%) RPG
1 1 (100.00%) RPG IV
1 1 (100.00%) RPG/400
1 1 (100.00%) SQL