iSeries Contract Job Trends in London

IBM iSeries
England > London

The table below looks at the prevalence of the term iSeries in contract job vacancies in London. Included is a benchmarking guide to the contractor rates offered in vacancies that cited iSeries over the 6 months leading up to 28 December 2025, comparing them to the same period in the previous two years.

6 months to
28 Dec 2025
Same period 2024 Same period 2023
Rank 370 368 377
Rank change year-on-year -2 +9 +163
Contract jobs citing iSeries 10 4 11
As % of all contract jobs in London 0.070% 0.027% 0.060%
As % of the Miscellaneous category 0.18% 0.079% 0.18%
Number of daily rates quoted 3 3 8
10th Percentile - £450 £423
25th Percentile £575 £479 £503
Median daily rate (50th Percentile) £600 £528 £563
Median % change year-on-year +13.74% -6.22% +10.84%
75th Percentile £625 £597 £638
90th Percentile - £639 £713
England median daily rate £600 £500 £550
% change year-on-year +20.00% -9.09% +10.00%

All Generic Skills
London

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 in London.

Contract vacancies with a requirement for generic IT skills 5,530 5,073 6,169
As % of all contract IT jobs advertised in London 38.56% 34.26% 33.43%
Number of daily rates quoted 3,567 3,228 4,382
10th Percentile £343 £325 £313
25th Percentile £431 £450 £463
Median daily rate (50th Percentile) £550 £575 £588
Median % change year-on-year -4.35% -2.13% -2.08%
75th Percentile £675 £713 £720
90th Percentile £800 £846 £813
England median daily rate £513 £550 £550
% change year-on-year -6.68% - -3.13%
Number of hourly rates quoted 126 64 108
10th Percentile £17.50 £17.33 £18.72
25th Percentile £20.21 £24.33 £19.99
Median hourly rate £26.21 £35.25 £29.86
Median % change year-on-year -25.66% +18.05% -14.69%
75th Percentile £46.94 £59.25 £49.28
90th Percentile £66.50 £80.75 £65.60
England median hourly rate £28.56 £37.00 £42.50
% change year-on-year -22.80% -12.94% +25.67%

iSeries
Job Vacancy Trend in London

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

iSeries job vacancy trend in London

iSeries
Daily Rate Trend in London

Contractor daily rate distribution trend for jobs in London citing iSeries.

Contractor daily rate distribution trend for jobs in London citing iSeries

iSeries
Hourly Rate Trend in London

Contractor hourly rate distribution trend for jobs in London citing iSeries.

Contractor hourly rate distribution trend for jobs in London citing iSeries

iSeries
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing iSeries within the London region over the 6 months to 28 December 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
Central London - 1 £600 -
iSeries
England

iSeries
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:

Application Platforms
1 3 (30.00%) MQSeries
Database & Business Intelligence
1 2 (20.00%) DB2
Development Applications
1 2 (20.00%) JIRA
2 1 (10.00%) Eclipse
General
1 6 (60.00%) Banking
1 6 (60.00%) Finance
2 5 (50.00%) Social Skills
3 4 (40.00%) Private Banking
4 3 (30.00%) Analytical Skills
5 1 (10.00%) Documentation Skills
Job Titles
1 6 (60.00%) Analyst
2 5 (50.00%) Developer
3 3 (30.00%) Business Systems Analyst
3 3 (30.00%) Insurance Systems Analyst
3 3 (30.00%) RPG Developer
3 3 (30.00%) Systems Analyst
4 2 (20.00%) Analyst Developer
4 2 (20.00%) AS400 Developer
5 1 (10.00%) Agile Test Analyst
5 1 (10.00%) Banking Analyst
5 1 (10.00%) Manual Tester
5 1 (10.00%) QA Manual Tester
5 1 (10.00%) QA Tester
5 1 (10.00%) SQL Analyst
5 1 (10.00%) Test Analyst
5 1 (10.00%) Tester
Libraries, Frameworks & Software Standards
1 4 (40.00%) XML
Miscellaneous
1 10 (100.00%) AS400
2 1 (10.00%) Analytical Mindset
2 1 (10.00%) Legacy Applications
2 1 (10.00%) Legacy Systems
2 1 (10.00%) Mainframe
Processes & Methodologies
1 6 (60.00%) Agile
2 3 (30.00%) Backlog Management
2 3 (30.00%) Backlog Prioritisation
2 3 (30.00%) Problem-Solving
2 3 (30.00%) Stakeholder Management
3 2 (20.00%) Change Control
3 2 (20.00%) Data Management
3 2 (20.00%) Integration Testing
3 2 (20.00%) Manual Testing
3 2 (20.00%) Regression Testing
4 1 (10.00%) Analytics
4 1 (10.00%) Data Analytics
4 1 (10.00%) Functional Testing
4 1 (10.00%) Risk Assessment
4 1 (10.00%) Risk Management
4 1 (10.00%) Scrum
4 1 (10.00%) TDD
4 1 (10.00%) Test Strategy
4 1 (10.00%) User Acceptance Testing
4 1 (10.00%) Wealth Management
Programming Languages
1 8 (80.00%) SQL
2 6 (60.00%) RPG
3 2 (20.00%) Java
4 1 (10.00%) Korn
Qualifications
1 1 (10.00%) ISTQB
Quality Assurance & Compliance
1 3 (30.00%) QA
2 2 (20.00%) Data Quality
Systems Management
1 2 (20.00%) Control-M
Vendors
1 5 (50.00%) IBM
2 2 (20.00%) Guidewire