iSeries Contracts

IBM iSeries
UK

The table below looks at the prevalence of the term iSeries in contract job vacancies. Included is a benchmarking guide to the contractor rates offered in vacancies that cited iSeries over the 6 months leading up to 25 July 2025, comparing them to the same period in the previous two years.

6 months to
25 Jul 2025
Same period 2024 Same period 2023
Rank 543 556 576
Rank change year-on-year +13 +20 +246
Contract jobs citing iSeries 11 24 80
As % of all contract jobs advertised in the UK 0.034% 0.059% 0.15%
As % of the Miscellaneous category 0.097% 0.19% 0.45%
Number of daily rates quoted 4 9 50
10th Percentile £389 £413 £363
25th Percentile £431 £470 £428
Median daily rate (50th Percentile) £528 £600 £530
Median % change year-on-year -12.08% +13.21% -5.36%
75th Percentile £631 - £611
90th Percentile £688 £640 £655
UK excluding London median daily rate £370 £600 £531
% change year-on-year -38.33% +12.94% +11.84%

All Generic Skills
UK

iSeries 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.

Contract vacancies with a requirement for generic IT skills 11,355 12,432 17,782
As % of all contract IT jobs advertised in the UK 34.65% 30.64% 32.52%
Number of daily rates quoted 6,974 7,983 12,293
10th Percentile £302 £300 £306
25th Percentile £406 £419 £440
Median daily rate (50th Percentile) £525 £540 £550
Median % change year-on-year -2.78% -1.82% -
75th Percentile £643 £675 £675
90th Percentile £775 £804 £788
UK excluding London median daily rate £475 £500 £500
% change year-on-year -5.00% - -
Number of hourly rates quoted 551 720 451
10th Percentile £15.13 £12.25 £14.50
25th Percentile £18.87 £16.25 £19.18
Median hourly rate £30.00 £40.00 £36.25
Median % change year-on-year -25.00% +10.34% +34.36%
75th Percentile £57.50 £65.00 £66.00
90th Percentile £77.50 £72.50 £80.00
UK excluding London median hourly rate £30.00 £41.50 £45.99
% change year-on-year -27.71% -9.77% +113.92%

iSeries
Job Vacancy Trend

Job postings citing iSeries as a proportion of all IT jobs advertised.

Job vacancy trend for iSeries in the UK

iSeries
Contractor Daily Rate Trend

3-month moving average daily rate quoted in jobs citing iSeries.

Daily rate trend for iSeries in the UK

iSeries
Daily Rate Histogram

Daily rate distribution for jobs citing iSeries over the 6 months to 25 July 2025.

Daily rate histogram for iSeries in the UK

iSeries
Contractor Hourly Rate Trend

3-month moving average hourly rates quoted in jobs citing iSeries.

Hourly rate trend for iSeries in the UK

iSeries
Top 7 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing iSeries within the UK over the 6 months to 25 July 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
England +6 11 £528 -12.08% 15
London +24 9 £600 +25.00% 5
Work from Home +30 2 £650 - 4
UK excluding London +14 2 £370 -38.33% 15
South East +28 1 - - 4
West Midlands - 1 £370 - 2
Midlands - 1 £370 - 4

iSeries
Co-occurring Skills and Capabilities 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:

Application Platforms
1 3 (27.27%) MQSeries
Business Applications
1 1 (9.09%) Misys Midas
Cloud Services
1 3 (27.27%) AWS
1 3 (27.27%) Azure
Database & Business Intelligence
1 2 (18.18%) DB2
General
1 8 (72.73%) Finance
2 3 (27.27%) Banking
3 2 (18.18%) Private Banking
3 2 (18.18%) Social Skills
4 1 (9.09%) Inclusion and Diversity
Job Titles
1 5 (45.45%) Developer
2 2 (18.18%) Analyst
2 2 (18.18%) Architect
2 2 (18.18%) Lead
2 2 (18.18%) Lead Architect
2 2 (18.18%) Lead Solutions Architect
2 2 (18.18%) RPG Developer
2 2 (18.18%) Solutions Architect
3 1 (9.09%) Administrator
3 1 (9.09%) Analyst Developer
3 1 (9.09%) Analyst Programmer
3 1 (9.09%) AS400 Analyst Programmer
3 1 (9.09%) AS400 Developer
3 1 (9.09%) AS400 Programmer
3 1 (9.09%) Development Manager
3 1 (9.09%) Mainframe Architect
3 1 (9.09%) Programmer
3 1 (9.09%) Senior
3 1 (9.09%) Senior Development Manager
3 1 (9.09%) Senior Manager
Libraries, Frameworks & Software Standards
1 3 (27.27%) XML
2 1 (9.09%) .NET
2 1 (9.09%) Web Services
Miscellaneous
1 8 (72.73%) AS400
2 3 (27.27%) Mainframe
3 1 (9.09%) Derivative
3 1 (9.09%) Legacy Systems
Operating Systems
1 1 (9.09%) Linux
1 1 (9.09%) Unix
1 1 (9.09%) Windows
Processes & Methodologies
1 2 (18.18%) Agile
1 2 (18.18%) Architectural Design
1 2 (18.18%) Migration
1 2 (18.18%) Roadmaps
1 2 (18.18%) Translating Business Requirements
1 2 (18.18%) Wealth Management
2 1 (9.09%) Budgeting and Resource Allocation
2 1 (9.09%) Change Control
2 1 (9.09%) CI/CD
2 1 (9.09%) Error Analysis
2 1 (9.09%) Infrastructure as Code
2 1 (9.09%) Integration Testing
2 1 (9.09%) Investment Management
2 1 (9.09%) Portfolio Management
2 1 (9.09%) Proactive Maintenance
2 1 (9.09%) Problem-Solving
2 1 (9.09%) Project Delivery
2 1 (9.09%) Resource Allocation
2 1 (9.09%) Scrum
2 1 (9.09%) Secure Coding
Programming Languages
1 6 (54.55%) RPG
2 4 (36.36%) SQL
3 3 (27.27%) Java
4 2 (18.18%) RPG IV
5 1 (9.09%) COBOL
Qualifications
1 1 (9.09%) CFA
1 1 (9.09%) Computer Science Degree
1 1 (9.09%) Degree
Quality Assurance & Compliance
1 2 (18.18%) QA
Systems Management
1 2 (18.18%) Control-M
Vendors
1 5 (45.45%) IBM
2 1 (9.09%) AppDynamics
2 1 (9.09%) Avaloq
2 1 (9.09%) FNZ
2 1 (9.09%) Infor
2 1 (9.09%) Microsoft
2 1 (9.09%) Splunk