Period
to 8 December 2021

The following table provides summary statistics for contract job vacancies advertised in England with a requirement for zOS skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited zOS over the 6 months to 8 December 2021 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 > England
6 months to
8 Dec 2021
Same period 2020 Same period 2019
Rank 700 475 737
Rank change year-on-year -225 +262 +62
Contract jobs citing zOS 60 65 40
As % of all contract jobs advertised in England 0.084% 0.21% 0.055%
As % of the Operating Systems category 0.52% 1.11% 0.26%
Number of daily rates quoted 31 30 24
10th Percentile £351 £244 £358
25th Percentile £438 £313 £368
Median daily rate (50th Percentile) £500 £388 £425
Median % change year-on-year +29.03% -8.82% +2.41%
75th Percentile £538 £460 £450
90th Percentile £550 £594 £534
UK median daily rate £500 £388 £425
% change year-on-year +29.03% -8.82% +0.59%

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

All Operating Systems
England
Contract vacancies with a requirement for operating system skills 11,584 5,874 15,198
As % of all contract IT jobs advertised in England 16.20% 18.57% 20.75%
Number of daily rates quoted 8,091 3,814 9,725
10th Percentile £160 £165 £145
25th Percentile £313 £313 £250
Median daily rate (50th Percentile) £490 £438 £415
Median % change year-on-year +12.00% +5.42% -2.35%
75th Percentile £588 £538 £525
90th Percentile £675 £619 £613
UK median daily rate £490 £432 £413
% change year-on-year +13.43% +4.73% -2.94%
Number of hourly rates quoted 660 346 1,048
10th Percentile £12.25 £11.17 £11.25
25th Percentile £14.25 £13.85 £14.00
Median hourly rate £18.00 £18.50 £17.50
Median % change year-on-year -2.70% +5.71% +0.52%
75th Percentile £45.00 £40.00 £26.68
90th Percentile £62.15 £52.50 £48.75
UK median hourly rate £18.00 £18.50 £17.50
% change year-on-year -2.70% +5.71% +2.94%

zOS
Job Vacancy Trend in England

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

Job vacancy trend for zOS in England

zOS
Contractor Daily Rate Trend in England

3-month moving average daily rate quoted in jobs citing zOS in England.

Daily rate trend for zOS in England

zOS
Daily Rate Histogram in England

Daily rate distribution for jobs citing zOS in England over the 6 months to 8 December 2021.

Daily rate histogram for zOS in England

zOS
Contractor Hourly Rate Trend in England

3-month moving average hourly rates quoted in jobs citing zOS in England.

Hourly rate trend for zOS in England

zOS
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing zOS within the England region over the 6 months to 8 December 2021. 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
London -199 23 £508 +19.41% 1
South East -76 9 £486 +29.72%
North of England -86 8 £337 -0.30%
North West -49 5 £324 -19.00%
Yorkshire -59 3 £525 +64.06%
West Midlands -74 1 - -
Midlands -84 1 - -
East of England - 1 £500 -
zOS
UK

For the 6 months to 8 December 2021, IT contractor 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 contract job ads across the England region with a requirement for zOS.

1 50 (83.33%) Mainframe
2 40 (66.67%) IBM
3 30 (50.00%) JCL
4 27 (45.00%) CICS
4 27 (45.00%) DB2
5 20 (33.33%) REXX
6 19 (31.67%) RACF
6 19 (31.67%) ISPF
6 19 (31.67%) Time Sharing Option
7 18 (30.00%) CA
8 16 (26.67%) COBOL
8 16 (26.67%) Agile Software Development
9 14 (23.33%) Social Skills
10 12 (20.00%) Job Entry Subsystem
11 11 (18.33%) Scrum
11 11 (18.33%) IDMS
12 10 (16.67%) Software Engineering
12 10 (16.67%) Stakeholder Management
12 10 (16.67%) SAS
12 10 (16.67%) Tivoli NetView
12 10 (16.67%) Technical Leadership
13 9 (15.00%) Coaching
13 9 (15.00%) Analytics
13 9 (15.00%) Configuration Management
14 8 (13.33%) Business Intelligence
14 8 (13.33%) Data Modelling
14 8 (13.33%) Linux
14 8 (13.33%) Microsoft Office
14 8 (13.33%) Migration
14 8 (13.33%) Disaster Recovery

zOS
Co-occurring IT Skills in England 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 27 (45.00%) CICS
2 10 (16.67%) SAS
3 8 (13.33%) Confluence
4 5 (8.33%) WebSphere
5 2 (3.33%) WebSphere Application Server
6 1 (1.67%) IBM HTTP Server
6 1 (1.67%) WebSphere Portal
Applications
1 8 (13.33%) Microsoft Office
Business Applications
1 1 (1.67%) Postilion
Cloud Services
1 3 (5.00%) AWS
1 3 (5.00%) Azure
1 3 (5.00%) Snowflake
2 1 (1.67%) GCP
Communications & Networking
1 5 (8.33%) SSL
2 2 (3.33%) SMS
3 1 (1.67%) ATM
3 1 (1.67%) Firewall
3 1 (1.67%) HTTP
3 1 (1.67%) Internet
3 1 (1.67%) SAN
3 1 (1.67%) SNA
3 1 (1.67%) TCP/IP
Database & Business Intelligence
1 27 (45.00%) DB2
2 11 (18.33%) IDMS
3 3 (5.00%) MySQL
3 3 (5.00%) OLTP
3 3 (5.00%) Oracle Database
3 3 (5.00%) PostgreSQL
3 3 (5.00%) SQL Server
4 1 (1.67%) DB2 UDB
4 1 (1.67%) IBM InfoSphere
Development Applications
1 8 (13.33%) JIRA
2 1 (1.67%) ERwin
2 1 (1.67%) IBM UrbanCode
2 1 (1.67%) WebSphere Studio Application Developer
General
1 14 (23.33%) Social Skills
2 7 (11.67%) Banking
3 6 (10.00%) Finance
4 3 (5.00%) Analytical Skills
4 3 (5.00%) Legal
4 3 (5.00%) Public Sector
4 3 (5.00%) Retail
5 1 (1.67%) Law
5 1 (1.67%) Retail Banking
Job Titles
1 13 (21.67%) Programmer
2 11 (18.33%) Administrator
3 10 (16.67%) Systems Programmer
4 7 (11.67%) z/OS Systems Programmer
5 5 (8.33%) Project Manager
5 5 (8.33%) Storage Administrator
6 4 (6.67%) Developer
7 3 (5.00%) Applications Developer
7 3 (5.00%) Consultant
7 3 (5.00%) Mainframe Consultant
7 3 (5.00%) Mainframe Programmer
7 3 (5.00%) Mainframe Project Manager
7 3 (5.00%) Senior Software Engineer
7 3 (5.00%) Software Engineer
7 3 (5.00%) Test Automation Engineer
7 3 (5.00%) Test Engineer
7 3 (5.00%) WebSphere Administrator
8 2 (3.33%) Analyst
8 2 (3.33%) Storage Engineer
8 2 (3.33%) WebSphere MQ Administrator
Libraries, Frameworks & Software Standards
1 19 (31.67%) ISPF
2 3 (5.00%) IBM Integration Bus
2 3 (5.00%) Kafka
2 3 (5.00%) Middleware
2 3 (5.00%) pytest
2 3 (5.00%) WebSphere MQ
3 2 (3.33%) XML
4 1 (1.67%) ATL
4 1 (1.67%) EJB
4 1 (1.67%) HTML
4 1 (1.67%) JAAS
4 1 (1.67%) Java EE 5
4 1 (1.67%) JDBC
4 1 (1.67%) JMS
4 1 (1.67%) JSP
4 1 (1.67%) Servlets
4 1 (1.67%) SOAP
4 1 (1.67%) UDDI
4 1 (1.67%) Web Services
4 1 (1.67%) WSDL
Miscellaneous
1 50 (83.33%) Mainframe
2 8 (13.33%) VSAM
3 5 (8.33%) IBM Mainframe
4 4 (6.67%) Replication
5 3 (5.00%) Clustering
5 3 (5.00%) Data Centre
5 3 (5.00%) Data Protection Act
5 3 (5.00%) EMC VMAX
5 3 (5.00%) Legacy Applications
6 2 (3.33%) iSeries
6 2 (3.33%) LPAR
7 1 (1.67%) Enterprise Software
Operating Systems
1 8 (13.33%) Linux
2 5 (8.33%) Unix
3 4 (6.67%) Windows
4 3 (5.00%) AIX
4 3 (5.00%) MVS
5 2 (3.33%) OS/400
6 1 (1.67%) Windows 2000
6 1 (1.67%) Windows XP
Processes & Methodologies
1 16 (26.67%) Agile Software Development
2 11 (18.33%) Scrum
3 10 (16.67%) Software Engineering
3 10 (16.67%) Stakeholder Management
3 10 (16.67%) Technical Leadership
4 9 (15.00%) Analytics
4 9 (15.00%) Coaching
4 9 (15.00%) Configuration Management
5 8 (13.33%) Business Intelligence
5 8 (13.33%) Data Analytics
5 8 (13.33%) Data Modelling
5 8 (13.33%) DevOps
5 8 (13.33%) Disaster Recovery
5 8 (13.33%) High Availability
5 8 (13.33%) Migration
6 7 (11.67%) Capacity Planning
6 7 (11.67%) Mentoring
6 7 (11.67%) Process Improvement
6 7 (11.67%) Requirements Gathering
6 7 (11.67%) Software Testing
Programming Languages
1 30 (50.00%) JCL
2 20 (33.33%) REXX
3 16 (26.67%) COBOL
4 5 (8.33%) SQL
5 4 (6.67%) Assembly Language
5 4 (6.67%) Python
5 4 (6.67%) Shell Script
6 3 (5.00%) ANSI SQL
6 3 (5.00%) Bash Shell
6 3 (5.00%) PL/SQL
6 3 (5.00%) PowerShell
6 3 (5.00%) T-SQL
7 2 (3.33%) CLIST
8 1 (1.67%) Java
8 1 (1.67%) Perl
8 1 (1.67%) RPG
Qualifications
1 5 (8.33%) SC Cleared
1 5 (8.33%) Security Cleared
2 3 (5.00%) ISTQB
3 2 (3.33%) DV Cleared
System Software
1 19 (31.67%) RACF
1 19 (31.67%) Time Sharing Option
2 12 (20.00%) Job Entry Subsystem
3 3 (5.00%) ACF2
3 3 (5.00%) Docker
3 3 (5.00%) SRDF
4 2 (3.33%) Virtual Machines
5 1 (1.67%) Firmware
5 1 (1.67%) Tivoli Workload Scheduler
Systems Management
1 10 (16.67%) Tivoli NetView
2 4 (6.67%) OMEGAMON
3 3 (5.00%) CA Wily
3 3 (5.00%) Opscode Chef
4 1 (1.67%) Tivoli
Vendors
1 40 (66.67%) IBM
2 18 (30.00%) CA
3 8 (13.33%) Broadcom
4 5 (8.33%) EMC
5 4 (6.67%) Oracle
6 3 (5.00%) Hitachi
7 2 (3.33%) Brocade
8 1 (1.67%) BMC
8 1 (1.67%) Compuware