The following table provides summary statistics for contract job vacancies with a requirement for zOS skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited zOS over the 3 months to 23 June 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
UK
3 months to
23 Jun 2017
Same period 2016 Same period 2015
Rank 555 521 528
Rank change year-on-year -34 +7  
Contract jobs citing zOS 47 122 111
As % of all contract IT jobs advertised in the UK 0.10% 0.23% 0.20%
As % of the Operating Systems category 0.48% 0.98% 0.89%
Number of daily rates quoted 20 74 68
Median daily rate £422 £459 £417
Median daily rate % change year-on-year -8.11% +10.07%  
90% offered a daily rate of more than £346 £285 £320
10% offered a daily rate of more than £478 £700 £450
UK excluding London median daily rate £400 £440 £417
% change year-on-year -9.03% +5.45%  
Number of hourly rates quoted 0 8 3
Median hourly rate - £35.00 £62.50
Median hourly rate % change year-on-year - -44.00%  
UK excluding London median hourly rate - £35.00 £31.30
% change year-on-year - +11.82%  

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

Contract Operating System Skills
UK
Contract job vacancies with a requirement for operating system skills 9748 12411 12460
As % of all contract IT job vacancies advertised in the UK 20.82% 23.06% 22.17%
Number of daily rates quoted 6076 7825 7252
Median daily rate £405 £390 £355
Median daily rate % change year-on-year +3.84% +9.85%  
90% offered a daily rate of more than £175 £200 £175
10% offered a daily rate of more than £550 £550 £525
UK excluding London median daily rate £375 £363 £350
% change year-on-year +3.44% +3.57%  
Number of hourly rates quoted 551 650 988
Median hourly rate £16.00 £16.50 £16.83
Median hourly rate % change year-on-year -3.03% -1.93%  
90% offered a hourly rate of more than £11.00 £11.50 £11.00
10% offered a hourly rate of more than £47.50 £42.00 £40.00
UK excluding London median hourly rate £15.50 £16.50 £16.20
% change year-on-year -6.06% +1.85%  

zOS
Job Vacancy Trend

The job posting trend of jobs advertised citing zOS as a proportion of all contract or permanent IT jobs with a match in the Operating Systems category.

Job vacancy trend for zOS in the UK

zOS
Contractor Daily Rate Trend

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

Contractor daily rate trend for zOS in the UK

zOS
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing zOS over the 3 months to 23 June 2017.

Contractor daily rate histogram for zOS in the UK

zOS
Contractor Hourly Rate Trend

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

Contractor hourly rate trend for zOS in the UK

zOS
Top 16 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing zOS within the UK over the 3 months to 23 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England -40 37 £413 -9.24% 1
North West +24 17 £400 -
Lancashire +17 16 £400 +21.67%
London -5 14 £470 -16.44%
Preston -10 12 £400 +21.67%
Scotland +38 10 £429 -7.18%
Glasgow - 8 £429 -
Newcastle upon Tyne +60 2 £310 +19.23%
Tyne and Wear +60 2 £310 +19.23%
North East +47 2 £310 +15.88%
Edinburgh +9 2 - -
South East +6 2 - - 1
City of London -4 2 £433 -26.38%
Milton Keynes -14 2 - -
Buckinghamshire -16 2 - -
Manchester +6 1 £500 -11.11%

For the 6 months to 23 June 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 with a requirement for zOS.

1 45 (54.88%) Mainframe
2 44 (53.66%) Unix
2 44 (53.66%) IBM
3 42 (51.22%) DB2
4 38 (46.34%) Windows
5 35 (42.68%) Finance
6 31 (37.80%) JCL
6 31 (37.80%) ISPF
6 31 (37.80%) Time Sharing Option
7 27 (32.93%) iSeries
8 25 (30.49%) SQL
9 24 (29.27%) Banking
10 22 (26.83%) FTP
11 21 (25.61%) Middleware
11 21 (25.61%) B2B
11 21 (25.61%) IBM Sterling
11 21 (25.61%) Tandem
12 19 (23.17%) Axway
13 16 (19.51%) Performance Tuning
14 15 (18.29%) Linux
14 15 (18.29%) Microsoft Excel
15 14 (17.07%) CA
16 13 (15.85%) RACF
16 13 (15.85%) WebSphere
17 12 (14.63%) zSecure
17 12 (14.63%) Microsoft
17 12 (14.63%) Clustering
17 12 (14.63%) Service Delivery
18 11 (13.41%) SAS
19 10 (12.20%) Oracle

zOS
Co-occurring IT Skills 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 13 (15.85%) WebSphere
2 11 (13.41%) SAS
3 10 (12.20%) CICS
4 8 (9.76%) MQSeries
5 7 (8.54%) IIS
6 6 (7.32%) SharePoint
7 5 (6.10%) BizTalk Server
7 5 (6.10%) IBM HTTP Server
8 4 (4.88%) MS Exchange
9 3 (3.66%) Confluence
9 3 (3.66%) LiveCycle
10 2 (2.44%) Apache
10 2 (2.44%) iPlanet
10 2 (2.44%) WebSphere Application Server
10 2 (2.44%) WebSphere Portal
10 2 (2.44%) WebSphere Process Server
Applications
1 15 (18.29%) Microsoft Excel
2 7 (8.54%) Microsoft Office
2 7 (8.54%) Microsoft PowerPoint
Business Applications
1 4 (4.88%) Maximo
2 3 (3.66%) Staffware
Cloud Services
1 3 (3.66%) Cloud Computing
2 1 (1.22%) IBM Cloud
Communications & Networking
1 22 (26.83%) FTP
2 9 (10.98%) SSL
3 7 (8.54%) Kerberos
3 7 (8.54%) SSH
4 6 (7.32%) SAN
5 3 (3.66%) LAN
5 3 (3.66%) LDAP
5 3 (3.66%) TCP/IP
5 3 (3.66%) WAN
5 3 (3.66%) X.25
6 2 (2.44%) ATM
7 1 (1.22%) BIG-IP
Database & Business Intelligence
1 42 (51.22%) DB2
2 5 (6.10%) SQL Server
3 4 (4.88%) Blockchain
4 3 (3.66%) MongoDB
4 3 (3.66%) PostgreSQL
5 1 (1.22%) Adabas
5 1 (1.22%) Business Intelligence Development Studio
5 1 (1.22%) IDMS
5 1 (1.22%) IMS/DB
5 1 (1.22%) Oracle Database
5 1 (1.22%) Oracle Reports
5 1 (1.22%) SAS EBI
5 1 (1.22%) SQL Server 2005
5 1 (1.22%) SQL Server 2008
5 1 (1.22%) SQL Server 2012
5 1 (1.22%) SQL Server 2014
Development Applications
1 3 (3.66%) Git (software)
1 3 (3.66%) Jenkins
1 3 (3.66%) JIRA
1 3 (3.66%) SonarQube
1 3 (3.66%) Sonatype Nexus
2 1 (1.22%) SQL Server Management Studio (SSMS)
General
1 35 (42.68%) Finance
2 24 (29.27%) Banking
3 2 (2.44%) Advertising
3 2 (2.44%) Financial Institution
4 1 (1.22%) Danish Language
4 1 (1.22%) Retail
Job Titles
1 19 (23.17%) DBA
2 17 (20.73%) DB2 DBA
3 9 (10.98%) Security Engineer
4 8 (9.76%) Administrator
5 7 (8.54%) Architect
5 7 (8.54%) Consultant
5 7 (8.54%) Developer
6 6 (7.32%) Analyst
6 6 (7.32%) Programmer
6 6 (7.32%) Project Manager
7 5 (6.10%) DB2 Administrator
7 5 (6.10%) Mainframe Programmer
8 4 (4.88%) Design Engineer
8 4 (4.88%) Security Architect
8 4 (4.88%) Systems Programmer
9 3 (3.66%) Finance Project Manager
9 3 (3.66%) Financial Analyst
9 3 (3.66%) Infrastructure Architect
9 3 (3.66%) Process Analyst
9 3 (3.66%) Project Analyst
Libraries, Frameworks & Software Standards
1 31 (37.80%) ISPF
2 21 (25.61%) Middleware
3 3 (3.66%) WebSphere MQ
4 2 (2.44%) IBM Integration Bus
4 2 (2.44%) Web Services
Miscellaneous
1 45 (54.88%) Mainframe
2 27 (32.93%) iSeries
3 21 (25.61%) Tandem
4 12 (14.63%) Clustering
5 8 (9.76%) IBM Mainframe
6 7 (8.54%) PKI
7 4 (4.88%) AS400
7 4 (4.88%) Data Centre
7 4 (4.88%) Management Information System
7 4 (4.88%) Mobile App
8 3 (3.66%) Computer Science
8 3 (3.66%) LPAR
9 2 (2.44%) DataPower
10 1 (1.22%) Replication
10 1 (1.22%) VSAM
Operating Systems
1 44 (53.66%) Unix
2 38 (46.34%) Windows
3 15 (18.29%) Linux
4 7 (8.54%) AIX
5 4 (4.88%) MVS
5 4 (4.88%) Solaris
6 1 (1.22%) HPUX
6 1 (1.22%) OS/2
Processes & Methodologies
1 21 (25.61%) B2B
2 16 (19.51%) Performance Tuning
3 12 (14.63%) Service Delivery
4 10 (12.20%) Problem Management
5 9 (10.98%) Service Management
6 8 (9.76%) Project Planning
6 8 (9.76%) Stakeholder Management
7 7 (8.54%) People Management
7 7 (8.54%) Security Management
7 7 (8.54%) Time Management
8 6 (7.32%) Disaster Recovery
8 6 (7.32%) Information Security
8 6 (7.32%) ITIL
9 4 (4.88%) Change Management
9 4 (4.88%) Cybersecurity
9 4 (4.88%) Incident Management
9 4 (4.88%) Migration
9 4 (4.88%) Project Management
10 3 (3.66%) Agile Project Management
10 3 (3.66%) Performance Monitoring
Programming Languages
1 31 (37.80%) JCL
2 25 (30.49%) SQL
3 9 (10.98%) REXX
4 8 (9.76%) Assembly Language
5 7 (8.54%) CLIST
6 6 (7.32%) Perl
6 6 (7.32%) Shell Script
7 2 (2.44%) Java
8 1 (1.22%) COBOL
8 1 (1.22%) PL/1
Qualifications
1 7 (8.54%) Security Cleared
2 6 (7.32%) Degree
2 6 (7.32%) SC Cleared
3 3 (3.66%) APMG
3 3 (3.66%) Computer Science Degree
4 1 (1.22%) BPSS Clearance
Quality Assurance & Compliance
1 3 (3.66%) Sarbanes-Oxley
2 2 (2.44%) SLA
3 1 (1.22%) Disclosure Scotland
3 1 (1.22%) ISO 9001
3 1 (1.22%) PMO
3 1 (1.22%) SEPA
System Software
1 31 (37.80%) Time Sharing Option
2 13 (15.85%) RACF
3 10 (12.20%) Active Directory
4 9 (10.98%) Job Entry Subsystem
5 4 (4.88%) Virtual Machines
6 3 (3.66%) ACF2
7 2 (2.44%) VMware ESXi
Systems Management
1 12 (14.63%) zSecure
2 4 (4.88%) Oracle Enterprise Manager
2 4 (4.88%) Tivoli
2 4 (4.88%) Tivoli Storage Manager
3 3 (3.66%) Tivoli NetView
4 2 (2.44%) OMEGAMON
4 2 (2.44%) SCCM
5 1 (1.22%) CA Endevor
5 1 (1.22%) OpenView
5 1 (1.22%) Perfmon
5 1 (1.22%) SCOM
5 1 (1.22%) SCOrch
Vendors
1 44 (53.66%) IBM
2 21 (25.61%) IBM Sterling
3 19 (23.17%) Axway
4 14 (17.07%) CA
5 12 (14.63%) Microsoft
6 10 (12.20%) Oracle
7 8 (9.76%) Sybase
8 5 (6.10%) VMware
9 4 (4.88%) Citrix
9 4 (4.88%) SAP
10 3 (3.66%) Adobe
10 3 (3.66%) ILOG
11 2 (2.44%) BMC
11 2 (2.44%) HP
11 2 (2.44%) Intel
12 1 (1.22%) F5
12 1 (1.22%) ServiceNow