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 16 September 2025, comparing them to the same period in the previous two years.

6 months to
16 Sep 2025
Same period 2024 Same period 2023
Rank 360 384 431
Rank change year-on-year +24 +47 +168
Contract jobs citing iSeries 8 14 15
As % of all contract jobs advertised in London 0.060% 0.087% 0.068%
As % of the Miscellaneous category 0.16% 0.26% 0.19%
Number of daily rates quoted 3 5 10
10th Percentile - £440 £414
25th Percentile £575 £470 £456
Median daily rate (50th Percentile) £600 £480 £538
Median % change year-on-year +25.00% -10.70% -4.02%
75th Percentile £675 £600 £616
90th Percentile £705 £720 £688
England median daily rate £600 £480 £525
% change year-on-year +25.00% -8.57% -6.25%

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 5,074 5,393 7,803
As % of all contract IT jobs advertised in London 38.06% 33.62% 35.23%
Number of daily rates quoted 3,282 3,573 5,646
10th Percentile £333 £325 £350
25th Percentile £438 £450 £480
Median daily rate (50th Percentile) £556 £575 £600
Median % change year-on-year -3.26% -4.17% -
75th Percentile £700 £738 £725
90th Percentile £825 £850 £825
England median daily rate £525 £550 £550
% change year-on-year -4.55% - -1.79%
Number of hourly rates quoted 119 68 86
10th Percentile £16.37 £17.25 £17.28
25th Percentile £23.98 £23.35 £19.99
Median hourly rate £27.50 £31.31 £29.75
Median % change year-on-year -12.17% +5.24% -2.46%
75th Percentile £46.35 £54.06 £53.19
90th Percentile £69.75 £71.44 £74.33
England median hourly rate £33.05 £57.35 £45.88
% change year-on-year -42.37% +25.00% +76.46%

iSeries
Job Vacancy Trend in London

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

Job vacancy trend for iSeries 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 16 September 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 0 3 £650 - 2
iSeries
England

iSeries
Co-occurring Skills and Capabilities in London 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 2 (25.00%) MQSeries
Cloud Services
1 1 (12.50%) AWS
1 1 (12.50%) Azure
Database & Business Intelligence
1 3 (37.50%) DB2
Development Applications
1 1 (12.50%) Eclipse
1 1 (12.50%) JIRA
General
1 6 (75.00%) Finance
2 4 (50.00%) Banking
3 3 (37.50%) Private Banking
3 3 (37.50%) Social Skills
4 2 (25.00%) Analytical Skills
Job Titles
1 5 (62.50%) Developer
2 4 (50.00%) Analyst
3 3 (37.50%) RPG Developer
4 2 (25.00%) Analyst Developer
4 2 (25.00%) AS400 Developer
4 2 (25.00%) Business Systems Analyst
4 2 (25.00%) Insurance Systems Analyst
4 2 (25.00%) Systems Analyst
5 1 (12.50%) Development Manager
5 1 (12.50%) Senior
5 1 (12.50%) Senior Development Manager
5 1 (12.50%) Senior Manager
Libraries, Frameworks & Software Standards
1 3 (37.50%) XML
2 1 (12.50%) .NET
2 1 (12.50%) Web Services
Miscellaneous
1 8 (100.00%) AS400
2 1 (12.50%) Analytical Mindset
2 1 (12.50%) Legacy Systems
Processes & Methodologies
1 4 (50.00%) Agile
2 2 (25.00%) Backlog Management
2 2 (25.00%) Backlog Prioritisation
2 2 (25.00%) Change Control
2 2 (25.00%) Problem-Solving
2 2 (25.00%) Roadmaps
2 2 (25.00%) Translating Business Requirements
3 1 (12.50%) Analytics
3 1 (12.50%) Budgeting and Resource Allocation
3 1 (12.50%) CI/CD
3 1 (12.50%) Code Quality
3 1 (12.50%) Data Analytics
3 1 (12.50%) Decision-Making
3 1 (12.50%) DevOps
3 1 (12.50%) Infrastructure as Code
3 1 (12.50%) Proactive Maintenance
3 1 (12.50%) Project Delivery
3 1 (12.50%) Resource Allocation
3 1 (12.50%) SDLC
3 1 (12.50%) Secure Coding
Programming Languages
1 7 (87.50%) RPG
2 5 (62.50%) SQL
3 2 (25.00%) Java
4 1 (12.50%) COBOL
4 1 (12.50%) Korn
4 1 (12.50%) RPG IV
Qualifications
1 1 (12.50%) CFA
1 1 (12.50%) Computer Science Degree
1 1 (12.50%) Degree
Quality Assurance & Compliance
1 1 (12.50%) Data Quality
1 1 (12.50%) QA
Systems Management
1 2 (25.00%) Control-M
Vendors
1 5 (62.50%) IBM
2 1 (12.50%) Avaloq
2 1 (12.50%) FNZ
2 1 (12.50%) Guidewire
2 1 (12.50%) Microsoft