Period
to 22 July 2018

The following table provides summary statistics for permanent job vacancies with a requirement for zOS skills. Included is a benchmarking guide to the salaries 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.

IBM z/OS
UK
6 months to
22 Jul 2018
Same period 2017 Same period 2016
Rank 1141 1179 1198
Rank change year-on-year +38 +19 -84
Permanent jobs citing zOS 26 25 85
As % of all permanent IT jobs advertised in the UK 0.015% 0.014% 0.042%
As % of the Operating Systems category 0.065% 0.057% 0.16%
Number of salaries quoted 21 16 30
UK median annual salary £55,000 £45,000 £38,533
Median salary % change year-on-year +22.22% +16.78% -22.93%
10th Percentile £47,500 £36,250 £26,914
90th Percentile £87,500 £73,750 £49,775
UK excluding London median annual salary £55,000 £37,500 £38,533
% change year-on-year +46.67% -2.68% -9.33%

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

All Operating Systems
UK
Permanent vacancies with a requirement for operating system skills 40,125 43,929 51,800
As % of all permanent IT jobs advertised in the UK 23.14% 24.58% 25.59%
Number of salaries quoted 32,282 36,143 44,041
UK median annual salary £47,500 £45,000 £45,000
Median salary % change year-on-year +5.56% - +5.88%
10th Percentile £25,500 £25,000 £24,520
90th Percentile £76,250 £73,750 £72,500
UK excluding London median annual salary £40,210 £40,000 £40,000
% change year-on-year +0.52% - +3.90%

zOS
Job Vacancy Trend

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

Job vacancy trend for zOS in the UK

zOS
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing zOS.

Salary trend for zOS in the UK

zOS
Salary Histogram

The salary distribution of IT jobs citing zOS over the 6 months to 22 July 2018.

Salary histogram for zOS in the UK

zOS
Top 7 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing zOS within the UK 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
UK excluding London +5 24 £55,000 +46.67% 5
England +38 22 £55,000 +22.22% 4
South East +8 20 £55,000 +46.67%
Scotland -18 3 £49,000 - 2
London +8 1 - - 1
Yorkshire - 1 £75,000 -
North of England - 1 £75,000 - 3

For the 6 months to 22 July 2018, IT 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 permanent job ads with a requirement for zOS.

1 21 (80.77%) Mainframe
2 14 (53.85%) COBOL
2 14 (53.85%) IBM
3 13 (50.00%) IBM Mainframe
4 12 (46.15%) DB2
5 9 (34.62%) Linux
6 8 (30.77%) HP
6 8 (30.77%) Microsoft Office
6 8 (30.77%) XML
6 8 (30.77%) HP ALM
7 7 (26.92%) Unix
8 6 (23.08%) Degree
9 5 (19.23%) QA
9 5 (19.23%) Open Source
9 5 (19.23%) Analytical Skills
9 5 (19.23%) Java
9 5 (19.23%) C
9 5 (19.23%) C++
9 5 (19.23%) Assembly Language
9 5 (19.23%) PL/1
9 5 (19.23%) Disaster Recovery
9 5 (19.23%) Master's Degree
10 4 (15.38%) Contingency Planning
10 4 (15.38%) Virtual Environments
10 4 (15.38%) High Availability
10 4 (15.38%) Finance
10 4 (15.38%) Solaris
10 4 (15.38%) REXX
10 4 (15.38%) Windows
11 3 (11.54%) Agile Software Development

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 2 (7.69%) WebSphere
2 1 (3.85%) BizTalk Server
2 1 (3.85%) CICS
2 1 (3.85%) Confluence
2 1 (3.85%) IIS
2 1 (3.85%) Oracle SOA Suite
2 1 (3.85%) SAS
2 1 (3.85%) SharePoint
Applications
1 8 (30.77%) Microsoft Office
2 1 (3.85%) Microsoft Excel
2 1 (3.85%) Microsoft PowerPoint
2 1 (3.85%) Microsoft Project
2 1 (3.85%) MS Visio
Cloud Services
1 2 (7.69%) OpenShift
2 1 (3.85%) Cloud Computing
Communications & Networking
1 2 (7.69%) SAN
2 1 (3.85%) SMS
2 1 (3.85%) SNA
2 1 (3.85%) TCP/IP
Database & Business Intelligence
1 12 (46.15%) DB2
2 2 (7.69%) SQL Server
3 1 (3.85%) Apache Cassandra
3 1 (3.85%) BusinessObjects
3 1 (3.85%) Data Warehouse
3 1 (3.85%) Hadoop
3 1 (3.85%) MySQL
3 1 (3.85%) Oracle Database
3 1 (3.85%) Oracle Database 11g
3 1 (3.85%) Oracle Database 12c
3 1 (3.85%) SAP Data Services
3 1 (3.85%) SQL Server 2008
3 1 (3.85%) SQL Server 2012
3 1 (3.85%) SQL Server 2014
3 1 (3.85%) SQL Server 2016
3 1 (3.85%) SQL Server Integration Services
3 1 (3.85%) SQL Server Reporting Services
Development Applications
1 2 (7.69%) Jenkins
2 1 (3.85%) Eclipse
2 1 (3.85%) GitLab
2 1 (3.85%) IBM UrbanCode
2 1 (3.85%) JIRA
2 1 (3.85%) Selenium
2 1 (3.85%) SonarQube
General
1 4 (15.38%) Finance
2 3 (11.54%) Banking
3 1 (3.85%) Financial Institution
3 1 (3.85%) Retail
3 1 (3.85%) Telecoms
Job Titles
1 8 (30.77%) Analyst
2 7 (26.92%) Programmer
3 5 (19.23%) Analyst Programmer
3 5 (19.23%) Lead Analyst Programmer
3 5 (19.23%) Lead Programmer
3 5 (19.23%) Linux Support
3 5 (19.23%) Mainframe Support
3 5 (19.23%) z/OS Engineer
3 5 (19.23%) z/OS Specialist
4 4 (15.38%) Linux Engineer
4 4 (15.38%) Linux Support Engineer
4 4 (15.38%) Support Engineer
5 3 (11.54%) Systems Analyst
5 3 (11.54%) Technical Engineer
5 3 (11.54%) Technical Support
5 3 (11.54%) Technical Support Engineer
6 2 (7.69%) COBOL Analyst
6 2 (7.69%) COBOL Analyst Programmer
6 2 (7.69%) COBOL Programmer
6 2 (7.69%) Senior Linux Support
Libraries, Frameworks & Software Standards
1 8 (30.77%) XML
2 2 (7.69%) Middleware
3 1 (3.85%) Web Services
Miscellaneous
1 21 (80.77%) Mainframe
2 13 (50.00%) IBM Mainframe
3 5 (19.23%) Analytical Skills
4 2 (7.69%) Management Information System
5 1 (3.85%) Data Centre
5 1 (3.85%) Virtual Team
Operating Systems
1 9 (34.62%) Linux
2 7 (26.92%) Unix
3 4 (15.38%) Solaris
3 4 (15.38%) Windows
4 3 (11.54%) AIX
5 2 (7.69%) Red Hat Enterprise Linux
6 1 (3.85%) Windows Server
6 1 (3.85%) Windows Server 2008
6 1 (3.85%) Windows Server 2012
Processes & Methodologies
1 5 (19.23%) Disaster Recovery
1 5 (19.23%) Open Source
2 4 (15.38%) Contingency Planning
2 4 (15.38%) High Availability
2 4 (15.38%) Virtual Environments
3 3 (11.54%) Agile Software Development
3 3 (11.54%) ITIL
3 3 (11.54%) Unit Testing
4 2 (7.69%) Capacity Management
4 2 (7.69%) Performance Management
4 2 (7.69%) Problem-Solving
4 2 (7.69%) SDLC
4 2 (7.69%) SOA
5 1 (3.85%) Customer-Centricity
5 1 (3.85%) IT Strategy
5 1 (3.85%) Matrix Organization
5 1 (3.85%) Performance Tuning
5 1 (3.85%) Proactive Monitoring
5 1 (3.85%) Programme Delivery
5 1 (3.85%) Scaled Agile Framework
Programming Languages
1 14 (53.85%) COBOL
2 5 (19.23%) Assembly Language
2 5 (19.23%) C
2 5 (19.23%) C++
2 5 (19.23%) Java
2 5 (19.23%) PL/1
3 4 (15.38%) REXX
4 3 (11.54%) SQL
5 2 (7.69%) PowerShell
6 1 (3.85%) JCL
6 1 (3.85%) T-SQL
Qualifications
1 6 (23.08%) Degree
2 5 (19.23%) Master's Degree
Quality Assurance & Compliance
1 5 (19.23%) QA
2 1 (3.85%) PMO
System Software
1 2 (7.69%) VMware Infrastructure
2 1 (3.85%) Virtual Machines
Systems Management
1 8 (30.77%) HP ALM
Vendors
1 14 (53.85%) IBM
2 8 (30.77%) HP
3 3 (11.54%) Oracle
4 2 (7.69%) BMC
4 2 (7.69%) Microsoft
4 2 (7.69%) Red Hat
4 2 (7.69%) VMware
5 1 (3.85%) Ab Initio
5 1 (3.85%) Informatica
5 1 (3.85%) SAP
5 1 (3.85%) Teradata