Period
to 18 November 2017

The following table provides summary statistics for contract job vacancies advertised in London with a requirement for zOS skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited zOS over the 6 months to 18 November 2017 with a comparison to the same period in 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 z/OS
England > London
6 months to
18 Nov 2017
Same period 2016 Same period 2015
Rank 602 584 554
Rank change year-on-year -18 -30 -28
Contract jobs citing zOS 24 35 63
As % of all contract IT jobs advertised in London 0.052% 0.077% 0.13%
As % of the Operating Systems category 0.25% 0.37% 0.62%
Number of daily rates quoted 19 22 31
London median daily rate £475 £500 £413
Median daily rate % change year-on-year -5.00% +21.21% -10.81%
10th Percentile £365 £451 £245
90th Percentile £713 £568 £464
England median daily rate £438 £450 £428
% change year-on-year -2.78% +5.26% -7.57%
Number of hourly rates quoted 0 0 2
London median hourly rate - - £62.50
England median hourly rate £27.50 £40.00 £37.50
% change year-on-year -31.25% +6.67% +25.00%

zOS is in the Operating Systems category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in London with a requirement for operating system skills.

All Operating Systems
London
Contract vacancies with a requirement for operating system skills 9727 9417 10101
As % of all contract IT jobs advertised in London 20.90% 20.82% 21.42%
Number of daily rates quoted 6902 6528 6886
London median daily rate £475 £450 £425
Median daily rate % change year-on-year +5.56% +5.88% +6.25%
10th Percentile £200 £231 £205
90th Percentile £638 £600 £600
England median daily rate £425 £410 £400
% change year-on-year +3.66% +2.50% +6.67%
Number of hourly rates quoted 279 210 314
London median hourly rate £19.00 £18.00 £17.43
Median hourly rate % change year-on-year +5.56% +3.30% +8.91%
10th Percentile £12.00 £11.25 £11.25
90th Percentile £47.83 £48.46 £43.53
England median hourly rate £17.50 £16.50 £16.50
% change year-on-year +6.06% - +6.45%

zOS
Job Vacancy Trend in London

Job postings citing zOS as a percentage of all IT jobs advertised in London.

Job vacancy trend for zOS in London

zOS
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for zOS in London

zOS
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing zOS in London over the 6 months to 18 November 2017.

Contractor daily rate histogram for zOS in London

zOS
Contractor Hourly Rate Trend in London

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

Contractor hourly rate trend for zOS in London

zOS
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 zOS within the London region over the 6 months to 18 November 2017. 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
Job
Vacancies
Central London +9 7 £498 +24.38% 1
zOS
England

For the 6 months to 18 November 2017, IT contractor jobs citing zOS 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 London region with a requirement for zOS.

1 17 (70.83%) Windows
1 17 (70.83%) Finance
2 12 (50.00%) Unix
3 10 (41.67%) Linux
4 9 (37.50%) RACF
5 7 (29.17%) Identity Management
5 7 (29.17%) DB2
5 7 (29.17%) CyberArk
5 7 (29.17%) Privileged Identity Management
6 6 (25.00%) IBM
6 6 (25.00%) Middleware
6 6 (25.00%) Mainframe
6 6 (25.00%) Banking
6 6 (25.00%) User Acceptance Testing
6 6 (25.00%) Integration Testing
6 6 (25.00%) System Testing
7 5 (20.83%) iSeries
7 5 (20.83%) Stakeholder Management
7 5 (20.83%) Tandem
7 5 (20.83%) JCL
8 4 (16.67%) CICS
8 4 (16.67%) B2B
8 4 (16.67%) IBM Sterling
8 4 (16.67%) ISPF
8 4 (16.67%) Time Sharing Option
9 3 (12.50%) Blockchain
9 3 (12.50%) Feasibility Study
9 3 (12.50%) Mobile App
9 3 (12.50%) Microsoft Azure
9 3 (12.50%) Amazon AWS

zOS
Co-occurring IT Skills in 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 4 (16.67%) CICS
2 3 (12.50%) IBM HTTP Server
Cloud Services
1 3 (12.50%) Amazon AWS
1 3 (12.50%) Microsoft Azure
Communications & Networking
1 3 (12.50%) SMS
2 2 (8.33%) FTP
3 1 (4.17%) Network Security
Database & Business Intelligence
1 7 (29.17%) DB2
2 3 (12.50%) Blockchain
3 1 (4.17%) Adabas
General
1 17 (70.83%) Finance
2 6 (25.00%) Banking
3 3 (12.50%) Advertising
4 1 (4.17%) Danish Language
Job Titles
1 7 (29.17%) CyberArk Engineer
2 5 (20.83%) Architect
3 3 (12.50%) Administrator
3 3 (12.50%) Infrastructure Architect
3 3 (12.50%) Infrastructure Solutions Architect
3 3 (12.50%) Solutions Architect
4 2 (8.33%) AWS Architect
4 2 (8.33%) Consultant
4 2 (8.33%) DBA
4 2 (8.33%) Developer
4 2 (8.33%) RACF Consultant
4 2 (8.33%) Security Architect
4 2 (8.33%) Security Consultant
5 1 (4.17%) DB2 Administrator
5 1 (4.17%) Design Engineer
5 1 (4.17%) Mainframe Specialist
5 1 (4.17%) Security Engineer
5 1 (4.17%) Support Engineer
5 1 (4.17%) Technical Support
5 1 (4.17%) Technical Support Engineer
Libraries, Frameworks & Software Standards
1 6 (25.00%) Middleware
2 4 (16.67%) ISPF
3 3 (12.50%) WebSphere MQ
Miscellaneous
1 6 (25.00%) Mainframe
2 5 (20.83%) iSeries
2 5 (20.83%) Tandem
3 3 (12.50%) Mobile App
3 3 (12.50%) Replication
4 2 (8.33%) IBM Mainframe
5 1 (4.17%) AS400
5 1 (4.17%) VSAM
Operating Systems
1 17 (70.83%) Windows
2 12 (50.00%) Unix
3 10 (41.67%) Linux
4 3 (12.50%) AIX
4 3 (12.50%) Red Hat Enterprise Linux
4 3 (12.50%) Solaris
4 3 (12.50%) SUSE
Processes & Methodologies
1 7 (29.17%) Identity Management
1 7 (29.17%) Privileged Identity Management
2 6 (25.00%) Integration Testing
2 6 (25.00%) System Testing
2 6 (25.00%) User Acceptance Testing
3 5 (20.83%) Stakeholder Management
4 4 (16.67%) B2B
5 3 (12.50%) Feasibility Study
6 2 (8.33%) Cryptography
6 2 (8.33%) Microservices
7 1 (4.17%) Agile Software Development
7 1 (4.17%) Cybersecurity
7 1 (4.17%) Data Management
7 1 (4.17%) Disaster Recovery
7 1 (4.17%) High Availability
7 1 (4.17%) Performance Tuning
7 1 (4.17%) Service Delivery
7 1 (4.17%) Test Strategy
Programming Languages
1 5 (20.83%) JCL
2 3 (12.50%) SQL
3 1 (4.17%) COBOL
3 1 (4.17%) PL/1
System Software
1 9 (37.50%) RACF
2 4 (16.67%) Time Sharing Option
3 3 (12.50%) Active Directory
3 3 (12.50%) VMware Infrastructure
Vendors
1 7 (29.17%) CyberArk
2 6 (25.00%) IBM
3 4 (16.67%) IBM Sterling
4 3 (12.50%) Intel
4 3 (12.50%) Oracle
4 3 (12.50%) VMware
5 2 (8.33%) Axway
5 2 (8.33%) MuleSoft