AS400 Contract Job Trends in England

IBM AS/400
UK > England

The table below looks at the prevalence of the term AS400 in contract job vacancies in England. Included is a benchmarking guide to the contractor rates offered in vacancies that cited AS400 over the 6 months leading up to 29 November 2025, comparing them to the same period in the previous two years.

6 months to
29 Nov 2025
Same period 2024 Same period 2023
Rank 501 490 539
Rank change year-on-year -11 +49 +177
Contract jobs citing AS400 36 26 43
As % of all contract jobs in England 0.12% 0.084% 0.11%
As % of the Miscellaneous category 0.32% 0.26% 0.34%
Number of daily rates quoted 12 17 24
10th Percentile £378 - £363
25th Percentile £550 £359 £438
Median daily rate (50th Percentile) £600 £445 £529
Median % change year-on-year +34.83% -15.84% -8.04%
75th Percentile £625 £480 £592
90th Percentile - £512 £650
UK median daily rate £600 £415 £541
% change year-on-year +44.58% -23.33% +3.10%
Number of hourly rates quoted 10 0 1
10th Percentile - - -
25th Percentile - - £21.25
Median hourly rate £6.00 - £22.50
75th Percentile - - £23.75
90th Percentile - - -
UK median hourly rate £6.00 - £22.50

All Generic Skills
England

AS400 falls under the General and Transferable Skills category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring generic IT skills in England.

Contract vacancies with a requirement for generic IT skills 11,173 9,814 12,473
As % of all contract IT jobs advertised in England 36.38% 31.68% 32.01%
Number of daily rates quoted 7,023 5,854 8,473
10th Percentile £285 £298 £270
25th Percentile £408 £413 £425
Median daily rate (50th Percentile) £515 £550 £550
Median % change year-on-year -6.36% - -3.13%
75th Percentile £638 £675 £675
90th Percentile £750 £800 £775
UK median daily rate £506 £538 £550
% change year-on-year -5.95% -2.27% -
Number of hourly rates quoted 577 318 461
10th Percentile £13.95 £15.85 £17.00
25th Percentile £18.25 £23.80 £21.25
Median hourly rate £28.00 £41.00 £44.50
Median % change year-on-year -31.71% -7.87% +27.14%
75th Percentile £58.00 £70.00 £65.00
90th Percentile £75.00 £75.19 £77.50
UK median hourly rate £27.00 £35.00 £44.25
% change year-on-year -22.86% -20.90% +26.43%

AS400
Job Vacancy Trend in England

Historical trend showing the proportion of contract IT job postings citing AS400 relative to all contract IT jobs advertised in England.

AS400 job vacancy trend in England

AS400
Daily Rate Trend in England

Contractor daily rate distribution trend for jobs in England citing AS400.

Contractor daily rate distribution trend for jobs in England citing AS400

AS400
Daily Rate Histogram in England

Daily rate distribution for jobs citing AS400 in England over the 6 months to 29 November 2025.

Daily rate histogram for AS400 in England

AS400
Hourly Rate Trend in England

Contractor hourly rate distribution trend for jobs in England citing AS400.

Contractor hourly rate distribution trend for jobs in England citing AS400

AS400
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing AS400 within the England region over the 6 months to 29 November 2025. 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Jobs
London +24 19 £600 +26.32% 6
South West - 10 - -
North of England -50 3 - -
South East +4 2 £363 -18.54% 1
Yorkshire -36 2 - -
East Midlands - 2 £525 - 1
Midlands - 2 £525 - 1
North West -25 1 - -
AS400
UK

AS400
Co-Occurring Skills & Capabilities in England 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:

Application Platforms
1 7 (19.44%) MQSeries
Applications
1 10 (27.78%) Microsoft Excel
Business Applications
1 2 (5.56%) PRMS
2 1 (2.78%) FLEXCUBE
2 1 (2.78%) Misys Equation
2 1 (2.78%) Temenos T24
Cloud Services
1 1 (2.78%) Power Automate
1 1 (2.78%) Power Platform
1 1 (2.78%) PowerApps
Database & Business Intelligence
1 3 (8.33%) DB2
2 1 (2.78%) Power BI
2 1 (2.78%) QlikView
Development Applications
1 2 (5.56%) JIRA
2 1 (2.78%) Eclipse
General
1 15 (41.67%) Analytical Skills
2 11 (30.56%) Banking
2 11 (30.56%) Finance
3 9 (25.00%) Social Skills
4 8 (22.22%) Private Banking
5 4 (11.11%) Financial Institution
6 3 (8.33%) Manufacturing
7 2 (5.56%) Documentation Skills
7 2 (5.56%) Pharmaceutical
8 1 (2.78%) General Ledger
8 1 (2.78%) Public Sector
Job Titles
1 23 (63.89%) Analyst
2 10 (27.78%) Developer
2 10 (27.78%) Pricing Analyst
3 6 (16.67%) Analyst Developer
3 6 (16.67%) AS400 Developer
4 4 (11.11%) Business Systems Analyst
4 4 (11.11%) Insurance Systems Analyst
4 4 (11.11%) RPG Developer
4 4 (11.11%) Systems Analyst
5 2 (5.56%) Agile Test Analyst
5 2 (5.56%) Banking Analyst
5 2 (5.56%) Project Manager
5 2 (5.56%) SAP Manager
5 2 (5.56%) SAP Project Manager
5 2 (5.56%) SQL Analyst
5 2 (5.56%) Test Analyst
6 1 (2.78%) IT Manager
6 1 (2.78%) IT Project Manager
6 1 (2.78%) Lead
6 1 (2.78%) Lead Data Analyst
Libraries, Frameworks & Software Standards
1 8 (22.22%) XML
2 1 (2.78%) CSS
2 1 (2.78%) EDI
2 1 (2.78%) HTML
2 1 (2.78%) Web Services
Miscellaneous
1 10 (27.78%) iSeries
2 4 (11.11%) IBM Mainframe
2 4 (11.11%) Mainframe
3 2 (5.56%) Analytical Mindset
3 2 (5.56%) Life Science
4 1 (2.78%) Legacy Applications
4 1 (2.78%) Legacy Systems
Processes & Methodologies
1 17 (47.22%) Problem-Solving
2 14 (38.89%) Continuous Improvement
3 12 (33.33%) ERP
4 10 (27.78%) Customer Requirements
5 7 (19.44%) Agile
6 6 (16.67%) Change Control
7 5 (13.89%) Integration Testing
7 5 (13.89%) Portfolio Management
7 5 (13.89%) Wealth Management
8 4 (11.11%) Backlog Management
8 4 (11.11%) Backlog Prioritisation
8 4 (11.11%) Migration
8 4 (11.11%) Stakeholder Engagement
8 4 (11.11%) Stakeholder Management
8 4 (11.11%) Translating Business Requirements
9 3 (8.33%) Analytics
9 3 (8.33%) Project Management
9 3 (8.33%) Scrum
10 2 (5.56%) Change Management
10 2 (5.56%) Regression Testing
Programming Languages
1 14 (38.89%) SQL
2 13 (36.11%) RPG
3 6 (16.67%) Java
4 2 (5.56%) Korn
5 1 (2.78%) Data Analysis Expressions
5 1 (2.78%) JavaScript
5 1 (2.78%) Python
5 1 (2.78%) RPG IV
Qualifications
1 2 (5.56%) ISTQB
2 1 (2.78%) Computer Science Degree
2 1 (2.78%) Degree
2 1 (2.78%) PMI Certification
2 1 (2.78%) PMP
2 1 (2.78%) Security Cleared
Quality Assurance & Compliance
1 7 (19.44%) QA
2 3 (8.33%) Data Quality
3 1 (2.78%) Basel III
System Software
1 1 (2.78%) PowerHA
Systems Management
1 6 (16.67%) Control-M
Vendors
1 15 (41.67%) IBM
2 10 (27.78%) Salesforce
3 2 (5.56%) Guidewire
3 2 (5.56%) Rockwell
3 2 (5.56%) SAP
4 1 (2.78%) Misys
4 1 (2.78%) SEEBURGER
4 1 (2.78%) Temenos