Period
to 23 September 2019

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 23 September 2019 with a comparison to the same period in the previous 2 years.

IBM z/OS
UK
6 months to
23 Sep 2019
Same period 2018 Same period 2017
Rank 1030 1141 1197
Rank change year-on-year +111 +56 -29
Permanent jobs citing zOS 47 30 19
As % of all permanent IT jobs advertised in the UK 0.034% 0.018% 0.011%
As % of the Operating Systems category 0.15% 0.079% 0.043%
Number of salaries quoted 30 18 18
UK median annual salary £63,750 £55,000 £37,500
Median salary % change year-on-year +15.91% +46.67% -16.67%
10th Percentile £46,120 £36,250 £32,500
90th Percentile £102,500 £87,500 £54,125
UK excluding London median annual salary £62,500 £55,000 £37,500
% change year-on-year +13.64% +46.67% -7.41%

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 32,112 37,945 43,742
As % of all permanent IT jobs advertised in the UK 22.94% 22.95% 24.90%
Number of salaries quoted 25,328 30,619 35,336
UK median annual salary £45,000 £47,500 £45,000
Median salary % change year-on-year -5.26% +5.56% -
10th Percentile £25,235 £25,225 £25,000
90th Percentile £80,000 £77,500 £73,750
UK excluding London median annual salary £41,000 £40,210 £40,000
% change year-on-year +1.97% +0.52% -

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 23 September 2019.

Salary histogram for zOS in the UK

zOS
Top 9 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 23 September 2019. 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
England +91 46 £65,000 +18.18% 5
UK excluding London +44 25 £62,500 +13.64% 4
London +99 22 £65,000 +0.78% 1
South East +42 15 £62,500 +13.64% 1
South West - 6 £51,786 -
East of England +70 2 £54,000 -1.82%
Scotland +22 1 £40,000 -
North of England +1 1 - - 3
North West - 1 - - 1

For the 6 months to 23 September 2019, 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 35 (74.47%) IBM
1 35 (74.47%) Mainframe
2 31 (65.96%) Linux
3 18 (38.30%) Java
3 18 (38.30%) Banking
3 18 (38.30%) Capacity Planning
3 18 (38.30%) DevOps
4 16 (34.04%) Agile Software Development
5 15 (31.91%) Continuous Integration
5 15 (31.91%) Azure
5 15 (31.91%) AWS
5 15 (31.91%) Test Automation
5 15 (31.91%) Jenkins
5 15 (31.91%) Docker
6 13 (27.66%) Apache Flex
6 13 (27.66%) Finance
6 13 (27.66%) Scrum
7 12 (25.53%) Service Management
7 12 (25.53%) DB2
8 11 (23.40%) Oracle
8 11 (23.40%) CICS
8 11 (23.40%) WebSphere MQ
8 11 (23.40%) WebSphere
8 11 (23.40%) Oracle Database
9 10 (21.28%) Continuous Improvement
9 10 (21.28%) IBM InfoSphere
9 10 (21.28%) Master Data Management
9 10 (21.28%) Demand Management
9 10 (21.28%) Static Code Analysis
9 10 (21.28%) GitHub

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 11 (23.40%) CICS
1 11 (23.40%) WebSphere
2 10 (21.28%) MQSeries
2 10 (21.28%) WebSphere Application Server
3 1 (2.13%) IBM HTTP Server
Cloud Services
1 15 (31.91%) AWS
1 15 (31.91%) Azure
2 10 (21.28%) GitHub
Communications & Networking
1 4 (8.51%) Internet
2 1 (2.13%) ATM
2 1 (2.13%) Firewall
Database & Business Intelligence
1 12 (25.53%) DB2
2 11 (23.40%) Oracle Database
3 10 (21.28%) Hadoop
3 10 (21.28%) IBM InfoSphere
Development Applications
1 15 (31.91%) Jenkins
2 10 (21.28%) Ant
2 10 (21.28%) ClearCase
2 10 (21.28%) IBM UrbanCode
2 10 (21.28%) JIRA
2 10 (21.28%) Maven
2 10 (21.28%) PVCS
2 10 (21.28%) Selenium
2 10 (21.28%) SonarQube
2 10 (21.28%) TeamCity
3 5 (10.64%) Bitbucket
3 5 (10.64%) Gerrit
3 5 (10.64%) Git (software)
3 5 (10.64%) GitLab
3 5 (10.64%) Sonatype Nexus
3 5 (10.64%) Team Foundation Server
3 5 (10.64%) Visual Studio Team System
General
1 18 (38.30%) Banking
2 13 (27.66%) Finance
3 6 (12.77%) Retail Banking
4 3 (6.38%) Games
5 1 (2.13%) Retail
5 1 (2.13%) Telecoms
Job Titles
1 14 (29.79%) DevOps Engineer
2 9 (19.15%) Programmer
2 9 (19.15%) Systems Programmer
2 9 (19.15%) Technical Leader
3 8 (17.02%) Mainframe Programmer
3 8 (17.02%) Mainframe Systems Programmer
3 8 (17.02%) z/OS Systems Programmer
4 4 (8.51%) Mainframe Support
5 3 (6.38%) Lead DevOps
5 3 (6.38%) Lead DevOps Engineer
5 3 (6.38%) Onboarding Engineer
5 3 (6.38%) Product Owner
5 3 (6.38%) Technical Product Owner
6 2 (4.26%) Administrator
6 2 (4.26%) Head of Support
6 2 (4.26%) Linux Support
6 2 (4.26%) Storage Engineer
6 2 (4.26%) Systems Administrator
7 1 (2.13%) IT Support Analyst
7 1 (2.13%) Linux Systems Administrator
Libraries, Frameworks & Software Standards
1 13 (27.66%) Apache Flex
2 11 (23.40%) WebSphere MQ
3 5 (10.64%) .NET
4 3 (6.38%) Middleware
5 2 (4.26%) ISPF
6 1 (2.13%) LDAP
Miscellaneous
1 35 (74.47%) Mainframe
2 10 (21.28%) User Experience
3 9 (19.15%) Replication
4 6 (12.77%) Analytical Skills
5 3 (6.38%) Data Centre
5 3 (6.38%) Online Banking
6 1 (2.13%) Enterprise Software
6 1 (2.13%) Greenfield Project
6 1 (2.13%) IBM Mainframe
6 1 (2.13%) Management Information System
6 1 (2.13%) VSAM
Operating Systems
1 31 (65.96%) Linux
2 8 (17.02%) Windows
3 7 (14.89%) Unix
4 5 (10.64%) CoreOS
5 2 (4.26%) Red Hat Enterprise Linux
6 1 (2.13%) AIX
6 1 (2.13%) Windows 10
6 1 (2.13%) Windows Server
6 1 (2.13%) Windows Server 2003
6 1 (2.13%) Windows Server 2008
6 1 (2.13%) Windows Server 2012
Processes & Methodologies
1 18 (38.30%) Capacity Planning
1 18 (38.30%) DevOps
2 16 (34.04%) Agile Software Development
3 15 (31.91%) Continuous Integration
3 15 (31.91%) Test Automation
4 13 (27.66%) Scrum
5 12 (25.53%) Service Management
6 10 (21.28%) BDD
6 10 (21.28%) Change Management
6 10 (21.28%) Configuration Management
6 10 (21.28%) Incident Management
6 10 (21.28%) Investment Management
6 10 (21.28%) ITIL
6 10 (21.28%) ITSM
6 10 (21.28%) Kanban
6 10 (21.28%) Knowledge Management
6 10 (21.28%) Problem Management
6 10 (21.28%) Service Delivery
6 10 (21.28%) Software Engineering
6 10 (21.28%) Stakeholder Engagement
Programming Languages
1 18 (38.30%) Java
2 10 (21.28%) JavaScript
3 9 (19.15%) REXX
4 5 (10.64%) Assembly Language
5 4 (8.51%) C
5 4 (8.51%) COBOL
5 4 (8.51%) JCL
5 4 (8.51%) PL/1
6 3 (6.38%) C++
7 1 (2.13%) SQL
Qualifications
1 10 (21.28%) ITIL Foundation Certificate
2 3 (6.38%) Degree
2 3 (6.38%) Master's Degree
Quality Assurance & Compliance
1 2 (4.26%) PMO
1 2 (4.26%) QA
System Software
1 15 (31.91%) Docker
2 9 (19.15%) Job Entry Subsystem
3 8 (17.02%) RACF
3 8 (17.02%) Virtual Machines
4 2 (4.26%) Time Sharing Option
5 1 (2.13%) OpenAM
Systems Management
1 8 (17.02%) MAINVIEW
2 5 (10.64%) Ansible
2 5 (10.64%) Kubernetes
2 5 (10.64%) Opscode Chef
2 5 (10.64%) Puppet
2 5 (10.64%) Rancher
2 5 (10.64%) Terraform
3 1 (2.13%) BMC PATROL
3 1 (2.13%) OMEGAMON
Vendors
1 35 (74.47%) IBM
2 11 (23.40%) Oracle
3 10 (21.28%) Red Hat
3 10 (21.28%) Teradata
4 8 (17.02%) BMC
4 8 (17.02%) CA
5 5 (10.64%) Google
6 2 (4.26%) Brocade
6 2 (4.26%) EMC
7 1 (2.13%) AppDynamics
7 1 (2.13%) F5
7 1 (2.13%) Microsoft
7 1 (2.13%) SAP
7 1 (2.13%) Splunk