The table below looks at the prevalence of the term iSeries in contract job vacancies advertised in the City of London. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited iSeries over the 3 months to 28 April 2017 with a comparison to the same period over the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

IBM iSeries
London / City of London
3 months to
28 Apr 2017
Same period 2016 Same period 2015
Rank 160 153 195
Rank change year-on-year -7 +42  
Contract jobs citing iSeries 6 9 8
As % of all contract IT jobs advertised in the City of London 0.18% 0.26% 0.15%
As % of the Miscellaneous category 0.47% 0.69% 0.39%
Number of daily rates quoted 6 6 2
Median daily rate £470 £488 £463
Median daily rate % change year-on-year -3.58% +5.40%  
90% offered a daily rate of more than £363 £369 £453
10% offered a daily rate of more than £575 £550 £473
UK excluding London median daily rate £368 £375 £403
% change year-on-year -1.96% -6.83%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

iSeries is in the generic IT skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the City of London with a requirement for generic IT skills.

Generic IT Skills
City of London
Contract job vacancies with a requirement for generic IT skills 1270 1296 2069
As % of all contract IT job vacancies advertised in the City of London 38.98% 37.38% 38.00%
Number of daily rates quoted 970 1067 1589
Median daily rate £513 £488 £475
Median daily rate % change year-on-year +5.12% +2.63%  
90% offered a daily rate of more than £325 £325 £275
10% offered a daily rate of more than £650 £650 £625
UK excluding London median daily rate £400 £385 £375
% change year-on-year +3.89% +2.66%  
Number of hourly rates quoted 10 20 28
Median hourly rate £21.16 £19.00 £18.70
Median hourly rate % change year-on-year +11.34% +1.60%  
90% offered a hourly rate of more than £14.15 £12.00 £15.26
10% offered a hourly rate of more than £30.00 £50.00 £88.65
UK excluding London median hourly rate £25.00 £23.00 £18.82
% change year-on-year +8.69% +22.24%  

iSeries
Job Vacancy Trend in the City of London

The job posting trend of jobs advertised in the City of London citing iSeries as a proportion of all contract or permanent IT jobs with a match in the Miscellaneous category.

Job vacancy trend for iSeries in the City of London

iSeries
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing iSeries in the City of London.

Contractor daily rate trend for iSeries in the City of London

iSeries
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing iSeries in the City of London over the 3 months to 28 April 2017.

Contractor daily rate histogram for iSeries in the City of London

iSeries
Contractor Hourly Rate Trend in the City of London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing iSeries in the City of London.

Contractor hourly rate trend for iSeries in the City of London

For the 6 months to 28 April 2017, IT contractor jobs citing iSeries also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the City of London region with a requirement for iSeries.

1 3 (42.86%) Unix
1 3 (42.86%) AS400
1 3 (42.86%) Stakeholder Management
1 3 (42.86%) Finance
2 2 (28.57%) Advertising
2 2 (28.57%) Tandem
2 2 (28.57%) Subversion
2 2 (28.57%) IBM Sterling
2 2 (28.57%) ISPF
2 2 (28.57%) Atlassian Bamboo
2 2 (28.57%) Continuous Integration
2 2 (28.57%) LAMP
2 2 (28.57%) VMware
2 2 (28.57%) Clustering
2 2 (28.57%) Java
2 2 (28.57%) Windows
2 2 (28.57%) Linux
2 2 (28.57%) Apache
2 2 (28.57%) Python
2 2 (28.57%) MySQL
2 2 (28.57%) Oracle
2 2 (28.57%) SQL Server
2 2 (28.57%) B2B
2 2 (28.57%) IBM
2 2 (28.57%) Microsoft
2 2 (28.57%) zOS
2 2 (28.57%) JCL
2 2 (28.57%) Middleware
2 2 (28.57%) vCloud
2 2 (28.57%) GitHub

iSeries
Co-occurring IT Skills in the City of London 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:

Application Platforms
1 2 (28.57%) Apache
1 2 (28.57%) nginx
2 1 (14.29%) MQSeries
Cloud Services
1 2 (28.57%) Amazon AWS
1 2 (28.57%) AWS CloudFormation
1 2 (28.57%) GitHub
Communications & Networking
1 1 (14.29%) Firewall
Database & Business Intelligence
1 2 (28.57%) Amazon RDS
1 2 (28.57%) MySQL
1 2 (28.57%) SQL Server
2 1 (14.29%) DB2
Development Applications
1 2 (28.57%) Atlassian Bamboo
1 2 (28.57%) Jenkins
1 2 (28.57%) Subversion
1 2 (28.57%) TeamCity
General
1 3 (42.86%) Finance
2 2 (28.57%) Advertising
3 1 (14.29%) Financial Institution
3 1 (14.29%) Telecoms
Job Titles
1 2 (28.57%) DevOps Engineer
1 2 (28.57%) Senior DevOps
1 2 (28.57%) Senior DevOps Engineer
2 1 (14.29%) AS400 Developer
2 1 (14.29%) Developer
2 1 (14.29%) Infrastructure Manager
2 1 (14.29%) Infrastructure Project Manager
2 1 (14.29%) Project Manager
2 1 (14.29%) Release Manager
Libraries, Frameworks & Software Standards
1 2 (28.57%) ISPF
1 2 (28.57%) LAMP
1 2 (28.57%) LEMP Stack
1 2 (28.57%) Middleware
Miscellaneous
1 3 (42.86%) AS400
2 2 (28.57%) Clustering
2 2 (28.57%) Tandem
3 1 (14.29%) Hedge funds
3 1 (14.29%) SWIFT
Operating Systems
1 3 (42.86%) Unix
2 2 (28.57%) Linux
2 2 (28.57%) Windows
2 2 (28.57%) zOS
Processes & Methodologies
1 3 (42.86%) Stakeholder Management
2 2 (28.57%) B2B
2 2 (28.57%) Continuous Integration
2 2 (28.57%) DevOps
2 2 (28.57%) Digital Transformation Programme
3 1 (14.29%) ITIL
3 1 (14.29%) Migration
3 1 (14.29%) PRINCE2
3 1 (14.29%) Project Management
3 1 (14.29%) SDLC
3 1 (14.29%) Service Delivery
3 1 (14.29%) Service Management
Programming Languages
1 2 (28.57%) Java
1 2 (28.57%) JCL
1 2 (28.57%) Python
2 1 (14.29%) RPG
2 1 (14.29%) RPG IV
2 1 (14.29%) SQL
Qualifications
1 1 (14.29%) PRINCE2 Practitioner
System Software
1 2 (28.57%) Corosync
1 2 (28.57%) Docker
1 2 (28.57%) Time Sharing Option
1 2 (28.57%) vCloud
1 2 (28.57%) vSphere
Systems Management
1 2 (28.57%) Ansible
1 2 (28.57%) HAProxy
1 2 (28.57%) Pacemaker
1 2 (28.57%) Puppet
1 2 (28.57%) Rundeck
1 2 (28.57%) Terraform
Vendors
1 2 (28.57%) IBM
1 2 (28.57%) IBM Sterling
1 2 (28.57%) Microsoft
1 2 (28.57%) Oracle
1 2 (28.57%) VMware