The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for zOS skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited zOS over the 3 months to 28 March 2017 with a comparison to the same period in the previous 2 years.

IBM z/OS
England / London
3 months to
28 Mar 2017
Same period 2016 Same period 2015
Rank 576 645 625
Rank change year-on-year +69 -20  
Permanent jobs citing zOS 1 10 38
As % of all permanent IT jobs advertised in London 0.003% 0.024% 0.089%
As % of the Operating Systems category 0.012% 0.090% 0.31%
Number of salaries quoted 0 0 22
Median salary - - £52,500
UK excluding London median salary £70,000 £38,533 £34,000
% change year-on-year +81.66% +13.33%  

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

Operating System Skills
London
Permanent job vacancies with a requirement for operating system skills 8193 11058 12085
As % of all permanent IT job vacancies advertised in London 24.29% 26.22% 28.17%
Number of salaries quoted 6956 9469 10329
Median salary £50,000 £50,000 £48,000
Median salary % change year-on-year - +4.16%  
90% offered a salary of more than £28,500 £28,000 £27,500
10% offered a salary of more than £77,500 £72,500 £75,000
UK excluding London median salary £37,500 £37,500 £37,500

zOS
Job Vacancy Trend in London

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

Job vacancy trend for zOS in London

zOS
Salary Trend in London

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

Salary trend for zOS in London

zOS
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing zOS within the London region over the 3 months to 28 March 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
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London - 1 - - 2
zOS
England

For the 6 months to 28 March 2017, IT jobs citing zOS also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the London region with a requirement for zOS.

1 11 (91.67%) Mainframe
2 8 (66.67%) IBM
3 5 (41.67%) RACF
3 5 (41.67%) Information Security
3 5 (41.67%) IBM Mainframe
3 5 (41.67%) zSecure
4 4 (33.33%) IaaS
4 4 (33.33%) VMware Infrastructure
4 4 (33.33%) SaaS
4 4 (33.33%) Banking
4 4 (33.33%) Windows Server
4 4 (33.33%) Private Cloud
4 4 (33.33%) VMware
4 4 (33.33%) Management Information System
4 4 (33.33%) AS400
4 4 (33.33%) Finance
4 4 (33.33%) Active Directory
4 4 (33.33%) CICS
4 4 (33.33%) DB2
4 4 (33.33%) ITIL
4 4 (33.33%) Unix
4 4 (33.33%) Windows
4 4 (33.33%) Linux
5 3 (25.00%) Risk Assessment
5 3 (25.00%) Infrastructure Management
6 2 (16.67%) Stakeholder Management
7 1 (8.33%) Disaster Recovery
7 1 (8.33%) Validation
7 1 (8.33%) JMS
7 1 (8.33%) SOA

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 (33.33%) CICS
Cloud Services
1 4 (33.33%) IaaS
1 4 (33.33%) SaaS
2 1 (8.33%) IBM Cloud
Communications & Networking
1 1 (8.33%) HTTP
Database & Business Intelligence
1 4 (33.33%) DB2
General
1 4 (33.33%) Banking
1 4 (33.33%) Finance
Job Titles
1 2 (16.67%) Account Manager
1 2 (16.67%) Security Technician
1 2 (16.67%) Technical Account Manager
1 2 (16.67%) Technical Manager
2 1 (8.33%) Administrator
2 1 (8.33%) Angular Developer
2 1 (8.33%) Developer
2 1 (8.33%) Java Developer
2 1 (8.33%) Messaging Developer
2 1 (8.33%) Programmer
2 1 (8.33%) RACF Programmer
2 1 (8.33%) RACF Technician
2 1 (8.33%) Senior Account Manager
2 1 (8.33%) Senior Manager
2 1 (8.33%) Senior Systems Administrator
2 1 (8.33%) Senior Technical Manager
2 1 (8.33%) Systems Administrator
2 1 (8.33%) Systems Programmer
2 1 (8.33%) Technical Administrator
2 1 (8.33%) z/OS Systems Programmer
Libraries, Frameworks & Software Standards
1 1 (8.33%) AngularJS
1 1 (8.33%) JMS
1 1 (8.33%) JSON
1 1 (8.33%) Middleware
1 1 (8.33%) Spring
1 1 (8.33%) XML
Miscellaneous
1 11 (91.67%) Mainframe
2 5 (41.67%) IBM Mainframe
3 4 (33.33%) AS400
3 4 (33.33%) Management Information System
3 4 (33.33%) Private Cloud
4 1 (8.33%) Analytical Skills
Operating Systems
1 4 (33.33%) Linux
1 4 (33.33%) Unix
1 4 (33.33%) Windows
1 4 (33.33%) Windows Server
Processes & Methodologies
1 5 (41.67%) Information Security
2 4 (33.33%) ITIL
3 3 (25.00%) Infrastructure Management
3 3 (25.00%) Risk Assessment
4 2 (16.67%) Stakeholder Management
5 1 (8.33%) Disaster Recovery
5 1 (8.33%) IT Strategy
5 1 (8.33%) Presales
5 1 (8.33%) SOA
5 1 (8.33%) Stakeholder and Relationship Management
5 1 (8.33%) Supplier Management
5 1 (8.33%) Validation
Programming Languages
1 1 (8.33%) Java
1 1 (8.33%) JavaScript
1 1 (8.33%) SQL
System Software
1 5 (41.67%) RACF
2 4 (33.33%) Active Directory
2 4 (33.33%) VMware Infrastructure
3 1 (8.33%) ACF2
Systems Management
1 5 (41.67%) zSecure
Vendors
1 8 (66.67%) IBM
2 4 (33.33%) VMware
3 1 (8.33%) BMC
3 1 (8.33%) TIBCO
City, London
McGregor Boyall
Salary: Excellent
Posted: Yesterday
London
Haybrook IT Resourcing Ltd
Salary: From £40,000 to £65,000 per annum + Bonus + Benefits
Posted: Yesterday
London
Lloyds Banking Group
Salary: £40068 - £55240 per annum
Posted: 4 days ago