Period
to 22 July 2018

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 22 July 2018 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
22 Jul 2018
Same period 2017 Same period 2016
Rank 626 563 573
Rank change year-on-year -63 +10 -7
Contract jobs citing zOS 6 31 43
As % of all contract IT jobs advertised in London 0.013% 0.073% 0.094%
As % of the Operating Systems category 0.063% 0.36% 0.45%
Number of daily rates quoted 3 19 30
London median daily rate £475 £480 £538
Median daily rate % change year-on-year -1.04% -10.70% +30.30%
10th Percentile £438 £419 £446
90th Percentile £488 £603 £750
England median daily rate £438 £458 £450
% change year-on-year -4.37% +1.67% +5.88%
Number of hourly rates quoted 0 0 0
London median hourly rate - - -
England median hourly rate - - £34.75

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 9,466 8,566 9,586
As % of all contract IT jobs advertised in London 20.53% 20.29% 21.05%
Number of daily rates quoted 6,718 5,989 6,800
London median daily rate £485 £475 £450
Median daily rate % change year-on-year +2.11% +5.56% +5.88%
10th Percentile £205 £245 £250
90th Percentile £650 £625 £600
England median daily rate £438 £425 £400
% change year-on-year +2.94% +6.25% +6.67%
Number of hourly rates quoted 316 223 205
London median hourly rate £19.37 £20.00 £17.50
Median hourly rate % change year-on-year -3.16% +14.29% -2.78%
10th Percentile £13.06 £12.78 £11.25
90th Percentile £47.83 £50.00 £43.25
England median hourly rate £17.50 £16.75 £16.50
% change year-on-year +4.48% +1.52% +2.10%

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 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 22 July 2018. 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 -38 1 £438 -6.91%
zOS
England

For the 6 months to 22 July 2018, IT contractor jobs citing zOS also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the London region with a requirement for zOS.

1 6 (100.00%) Mainframe
2 5 (83.33%) DB2
3 4 (66.67%) SQL
3 4 (66.67%) IBM
3 4 (66.67%) WebSphere
4 3 (50.00%) OMEGAMON
4 3 (50.00%) RACF
4 3 (50.00%) Replication
4 3 (50.00%) Banking
4 3 (50.00%) CICS
4 3 (50.00%) CA
4 3 (50.00%) REXX
5 2 (33.33%) OS/2
5 2 (33.33%) BMC
5 2 (33.33%) Unix
5 2 (33.33%) Windows
5 2 (33.33%) Risk Management
5 2 (33.33%) Finance
5 2 (33.33%) iSeries
5 2 (33.33%) Middleware
6 1 (16.67%) NAS
6 1 (16.67%) Capacity Planning
6 1 (16.67%) NoSQL
6 1 (16.67%) VirtualBox
6 1 (16.67%) PABX
6 1 (16.67%) Process Improvement
6 1 (16.67%) Big Data
6 1 (16.67%) IBM InfoSphere
6 1 (16.67%) Analytical Skills
6 1 (16.67%) Malware Detection/Protection

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 (66.67%) WebSphere
2 3 (50.00%) CICS
Applications
1 1 (16.67%) Microsoft Excel
Communications & Networking
1 1 (16.67%) Firewall
1 1 (16.67%) FTP
1 1 (16.67%) LAN
1 1 (16.67%) NAS
1 1 (16.67%) PABX
1 1 (16.67%) SAN
1 1 (16.67%) TCP/IP
1 1 (16.67%) VoIP
1 1 (16.67%) VPN
1 1 (16.67%) WAN
Database & Business Intelligence
1 5 (83.33%) DB2
2 1 (16.67%) Big Data
2 1 (16.67%) Data Warehouse
2 1 (16.67%) DataStage
2 1 (16.67%) IBM InfoSphere
2 1 (16.67%) NoSQL
General
1 3 (50.00%) Banking
2 2 (33.33%) Finance
Job Titles
1 3 (50.00%) DB2 DBA
1 3 (50.00%) DBA
2 1 (16.67%) Audit Manager
2 1 (16.67%) DB2 Support
2 1 (16.67%) Developer
2 1 (16.67%) IT Audit Manager
2 1 (16.67%) IT Manager
2 1 (16.67%) Production DBA
2 1 (16.67%) Senior Developer
2 1 (16.67%) Technical Developer
Libraries, Frameworks & Software Standards
1 2 (33.33%) Middleware
2 1 (16.67%) ISPF
2 1 (16.67%) WebSphere MQ
Miscellaneous
1 6 (100.00%) Mainframe
2 3 (50.00%) Replication
3 2 (33.33%) iSeries
4 1 (16.67%) Analytical Skills
4 1 (16.67%) Management Information System
4 1 (16.67%) Tandem
Operating Systems
1 2 (33.33%) OS/2
1 2 (33.33%) Unix
1 2 (33.33%) Windows
2 1 (16.67%) HPUX
2 1 (16.67%) Linux
2 1 (16.67%) Solaris
2 1 (16.67%) Windows Server
Processes & Methodologies
1 2 (33.33%) Risk Management
2 1 (16.67%) B2B
2 1 (16.67%) Capacity Planning
2 1 (16.67%) Cryptography
2 1 (16.67%) Decision-Making
2 1 (16.67%) IT Audit
2 1 (16.67%) IT Strategy
2 1 (16.67%) ITIL
2 1 (16.67%) Malware Detection/Protection
2 1 (16.67%) Problem-Solving
2 1 (16.67%) Process Improvement
2 1 (16.67%) Service Delivery
2 1 (16.67%) Service Management
2 1 (16.67%) Stakeholder Management
Programming Languages
1 4 (66.67%) SQL
2 3 (50.00%) REXX
3 1 (16.67%) Assembly Language
3 1 (16.67%) COBOL
3 1 (16.67%) JCL
Qualifications
1 1 (16.67%) CISA
1 1 (16.67%) CISSP
System Software
1 3 (50.00%) RACF
2 1 (16.67%) Time Sharing Option
2 1 (16.67%) VirtualBox
2 1 (16.67%) VMware Infrastructure
Systems Management
1 3 (50.00%) OMEGAMON
Vendors
1 4 (66.67%) IBM
2 3 (50.00%) CA
3 2 (33.33%) BMC
4 1 (16.67%) Axway
4 1 (16.67%) Citrix
4 1 (16.67%) HP
4 1 (16.67%) IBM Sterling
4 1 (16.67%) Microsoft
4 1 (16.67%) Oracle
4 1 (16.67%) Unisys
4 1 (16.67%) VMware