Period
to 14 July 2020

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 14 July 2020 with a comparison to the same period in the previous 2 years.

IBM z/OS
UK
6 months to
14 Jul 2020
Same period 2019 Same period 2018
Rank 789 1057 1178
Rank change year-on-year +268 +121 +21
Permanent jobs citing zOS 20 63 30
As % of all permanent jobs advertised in the UK 0.026% 0.043% 0.017%
As % of the Operating Systems category 0.12% 0.19% 0.073%
Number of salaries quoted 17 55 25
Median annual salary £65,000 £54,000 £55,000
Median salary % change year-on-year +20.37% -1.82% +22.22%
10th Percentile £48,000 £31,250 £47,200
90th Percentile £102,500 £102,500 £87,500
UK excluding London median annual salary £55,000 £50,893 £55,000
% change year-on-year +8.07% -7.47% +46.67%

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 16,041 33,467 41,232
As % of all permanent IT jobs advertised in the UK 21.25% 22.93% 23.12%
Number of salaries quoted 13,049 26,489 33,196
Median annual salary £50,000 £47,000 £47,000
Median salary % change year-on-year +6.38% - +4.44%
10th Percentile £27,225 £25,750 £25,500
90th Percentile £80,000 £80,000 £76,250
UK excluding London median annual salary £44,490 £41,500 £40,380
% change year-on-year +7.20% +2.77% +0.95%

zOS
Job Vacancy Trend

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

Job vacancy trend for zOS in the UK

zOS
Salary Trend

3-month moving average salary quoted in jobs citing zOS.

Salary trend for zOS in the UK

zOS
Salary Histogram

Salary distribution for jobs citing zOS over the 6 months to 14 July 2020.

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 14 July 2020. 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 +230 17 £55,000 +1.85% 1
UK excluding London +191 11 £55,000 +8.07% 1
London +189 8 £95,000 +46.15%
North of England +152 5 £55,000 - 1
South East +124 4 £55,000 +46.67%
Yorkshire +106 4 - -
Work from Home +54 4 £55,000 -50.00% 1
Scotland +85 2 £91,250 +128.13%
North West - 1 £55,000 - 1

For the 6 months to 14 July 2020, 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 14 (70.00%) Mainframe
2 10 (50.00%) DevOps
3 8 (40.00%) Linux
4 7 (35.00%) Java
4 7 (35.00%) .NET
4 7 (35.00%) CICS
4 7 (35.00%) Jenkins
4 7 (35.00%) Git (software)
5 6 (30.00%) Team Foundation Server
5 6 (30.00%) Azure
5 6 (30.00%) AWS
5 6 (30.00%) Puppet
5 6 (30.00%) Gerrit
5 6 (30.00%) Continuous Integration
5 6 (30.00%) Visual Studio Team System
5 6 (30.00%) Ansible
5 6 (30.00%) Docker
5 6 (30.00%) Opscode Chef
5 6 (30.00%) GitLab
5 6 (30.00%) CoreOS
5 6 (30.00%) Kubernetes
5 6 (30.00%) Terraform
5 6 (30.00%) JCL
5 6 (30.00%) COBOL
5 6 (30.00%) Unix
5 6 (30.00%) Windows
5 6 (30.00%) Google
5 6 (30.00%) Infrastructure as Code
5 6 (30.00%) Bitbucket
6 5 (25.00%) Software Engineering

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 7 (35.00%) CICS
2 4 (20.00%) Confluence
3 1 (5.00%) MQSeries
3 1 (5.00%) Oracle SOA Suite
3 1 (5.00%) WebSphere
Business Applications
1 1 (5.00%) Markit EDM
1 1 (5.00%) Salesforce.com CRM
1 1 (5.00%) Sparx Enterprise Architect
1 1 (5.00%) thinkFolio
Cloud Services
1 6 (30.00%) AWS
1 6 (30.00%) Azure
2 1 (5.00%) GCP
Communications & Networking
1 2 (10.00%) Internet
1 2 (10.00%) TCP/IP
Database & Business Intelligence
1 3 (15.00%) DB2
2 1 (5.00%) IDMS
2 1 (5.00%) SQL Server
Development Applications
1 7 (35.00%) Git (software)
1 7 (35.00%) Jenkins
2 6 (30.00%) Bitbucket
2 6 (30.00%) Gerrit
2 6 (30.00%) GitLab
2 6 (30.00%) Team Foundation Server
2 6 (30.00%) Visual Studio Team System
3 5 (25.00%) JIRA
4 4 (20.00%) IBM UrbanCode
5 2 (10.00%) Sonatype Nexus
General
1 3 (15.00%) Banking
2 2 (10.00%) Retail Banking
Job Titles
1 6 (30.00%) DevOps Engineer
2 4 (20.00%) AWS DevOps
2 4 (20.00%) AWS DevOps Engineer
2 4 (20.00%) AWS Engineer
2 4 (20.00%) Cloud Engineer
2 4 (20.00%) Software Engineer
3 3 (15.00%) Mainframe Programmer
3 3 (15.00%) Programmer
4 2 (10.00%) Architect
4 2 (10.00%) Operations Engineer
5 1 (5.00%) Consultant
5 1 (5.00%) Developer
5 1 (5.00%) Lead Software Engineer
5 1 (5.00%) Linux Engineer
5 1 (5.00%) Mainframe Developer
5 1 (5.00%) Security Consultant
5 1 (5.00%) Senior Programmer
5 1 (5.00%) Senior Systems Programmer
5 1 (5.00%) Solutions Architect
5 1 (5.00%) Systems Programmer
Libraries, Frameworks & Software Standards
1 7 (35.00%) .NET
2 1 (5.00%) Flash
2 1 (5.00%) IBM Integration Bus
2 1 (5.00%) JSON
2 1 (5.00%) LDAP
2 1 (5.00%) Middleware
2 1 (5.00%) Node.js
2 1 (5.00%) REST
2 1 (5.00%) SOAP
2 1 (5.00%) Spring
2 1 (5.00%) Swagger
2 1 (5.00%) WebSphere MQ
Miscellaneous
1 14 (70.00%) Mainframe
2 3 (15.00%) IBM Mainframe
3 2 (10.00%) Online Banking
4 1 (5.00%) AS400
4 1 (5.00%) Data Centre
4 1 (5.00%) Linux Command Line
4 1 (5.00%) LPAR
4 1 (5.00%) Replication
4 1 (5.00%) Self-Motivation
4 1 (5.00%) VSAM
Operating Systems
1 8 (40.00%) Linux
2 6 (30.00%) CoreOS
2 6 (30.00%) Unix
2 6 (30.00%) Windows
3 1 (5.00%) AIX
3 1 (5.00%) Red Hat Enterprise Linux
Processes & Methodologies
1 10 (50.00%) DevOps
2 6 (30.00%) Continuous Integration
2 6 (30.00%) Infrastructure as Code
3 5 (25.00%) Software Engineering
4 4 (20.00%) Agile Software Development
4 4 (20.00%) Creative Thinking
4 4 (20.00%) Disruptive Innovation
4 4 (20.00%) Insurtech
4 4 (20.00%) Kanban
4 4 (20.00%) Scrum
4 4 (20.00%) Waterfall
5 3 (15.00%) Disaster Recovery
5 3 (15.00%) Test Automation
6 2 (10.00%) Configuration Management
6 2 (10.00%) CRM
6 2 (10.00%) Mentoring
6 2 (10.00%) Stakeholder Management
6 2 (10.00%) Thought Leadership
6 2 (10.00%) TOGAF
7 1 (5.00%) Epics
Programming Languages
1 7 (35.00%) Java
2 6 (30.00%) COBOL
2 6 (30.00%) JCL
3 5 (25.00%) REXX
4 4 (20.00%) Groovy
4 4 (20.00%) PL/SQL
4 4 (20.00%) Python
4 4 (20.00%) SQL
5 2 (10.00%) PL/1
6 1 (5.00%) Assembly Language
6 1 (5.00%) Bash Shell
6 1 (5.00%) C++
6 1 (5.00%) HLASM
6 1 (5.00%) Shell Script
Qualifications
1 4 (20.00%) MCP
2 1 (5.00%) Computer Science Degree
2 1 (5.00%) Degree
Quality Assurance & Compliance
1 5 (25.00%) QA
System Software
1 6 (30.00%) Docker
2 4 (20.00%) Virtual Machines
3 2 (10.00%) RACF
4 1 (5.00%) ACF2
4 1 (5.00%) Job Entry Subsystem
4 1 (5.00%) Time Sharing Option
Systems Management
1 6 (30.00%) Ansible
1 6 (30.00%) Kubernetes
1 6 (30.00%) Opscode Chef
1 6 (30.00%) Puppet
1 6 (30.00%) Terraform
2 4 (20.00%) CA Service Virtualization
3 2 (10.00%) Rancher
Vendors
1 6 (30.00%) Google
2 5 (25.00%) Oracle
3 4 (20.00%) CA
3 4 (20.00%) IBM
4 2 (10.00%) Brocade
5 1 (5.00%) Ab Initio
5 1 (5.00%) Bloomberg
5 1 (5.00%) Charles River
5 1 (5.00%) FactSet
5 1 (5.00%) Microsoft
5 1 (5.00%) Salesforce.com
5 1 (5.00%) Sparx
5 1 (5.00%) Workday