IBM z/OS
UK

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 9 May 2024 with a comparison to the same period in the previous 2 years.

6 months to
9 May 2024
Same period 2023 Same period 2022
Rank 853 931 1144
Rank change year-on-year +78 +213 -249
Permanent jobs citing zOS 49 41 85
As % of all permanent jobs advertised in the UK 0.049% 0.040% 0.054%
As % of the Operating Systems category 0.35% 0.25% 0.29%
Number of salaries quoted 41 34 37
10th Percentile - £41,250 £37,430
25th Percentile £42,139 £49,875 £42,500
Median annual salary (50th Percentile) £87,610 £63,265 £60,000
Median % change year-on-year +38.48% +5.44% -3.61%
75th Percentile £92,000 £67,500 £67,500
90th Percentile £122,500 £71,652 £72,500
UK excluding London median annual salary £43,072 £54,441 £60,000
% change year-on-year -20.88% -9.27% +20.00%

All Operating Systems
UK

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.

Permanent vacancies with a requirement for operating system skills 14,033 16,182 29,776
As % of all permanent jobs advertised in the UK 14.16% 15.97% 18.98%
Number of salaries quoted 10,810 10,929 16,503
10th Percentile £26,000 £27,000 £26,450
25th Percentile £31,250 £35,000 £35,500
Median annual salary (50th Percentile) £45,000 £52,500 £52,500
Median % change year-on-year -14.29% - +5.00%
75th Percentile £62,500 £71,250 £71,250
90th Percentile £80,000 £92,500 £87,500
UK excluding London median annual salary £42,500 £45,000 £45,000
% change year-on-year -5.56% - -

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 9 May 2024.

Salary histogram for zOS in the UK

zOS
Top 13 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 9 May 2024. 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
Jobs
England +110 48 £87,610 +36.83% 8
Work from Home +95 42 £87,610 +59.63% 2
London +113 26 £87,610 +34.78% 3
UK excluding London +2 19 £43,072 -20.88% 2
North of England +46 11 £71,000 +47.15% 2
Yorkshire +78 6 - -
North West +17 4 £71,000 +31.48% 2
South West - 4 £43,072 -
Midlands - 3 £43,072 -
West Midlands - 2 £43,072 -
Wales - 1 £43,072 -
North East - 1 £43,072 -
East Midlands - 1 £43,072 -

zOS
Co-occurring Skills and Capabilities by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 3 (6.12%) CICS
1 3 (6.12%) SAS
Business Applications
1 1 (2.04%) Postilion
Cloud Services
1 16 (32.65%) GCP
2 4 (8.16%) Amazon S3
2 4 (8.16%) AWS
2 4 (8.16%) Azure
2 4 (8.16%) Azure Sentinel
3 1 (2.04%) GitHub
Communications & Networking
1 1 (2.04%) ATM
1 1 (2.04%) DWDM
Database & Business Intelligence
1 24 (48.98%) SQL Server
2 17 (34.69%) DB2
3 12 (24.49%) BigQuery
3 12 (24.49%) Data Hub
3 12 (24.49%) Enterprise Data Warehouse
3 12 (24.49%) MongoDB
4 3 (6.12%) Easytrieve
5 1 (2.04%) Relational Database
Development Applications
1 1 (2.04%) Jenkins
General
1 31 (63.27%) Social Skills
2 26 (53.06%) Banking
3 25 (51.02%) Finance
4 20 (40.82%) Financial Institution
5 1 (2.04%) Public Sector
Job Titles
1 12 (24.49%) Lead
1 12 (24.49%) Technical Leader
2 10 (20.41%) Infrastructure Engineer
3 8 (16.33%) Database Engineer
4 4 (8.16%) Data Engineer
4 4 (8.16%) DB2 DBA
4 4 (8.16%) DBA
4 4 (8.16%) Programmer
4 4 (8.16%) Security Engineer
4 4 (8.16%) Systems Programmer
4 4 (8.16%) z/OS Systems Programmer
5 1 (2.04%) DB2 Administrator
5 1 (2.04%) DB2 Specialist
5 1 (2.04%) IBM Storage Engineer
5 1 (2.04%) IBM Storage Specialist
5 1 (2.04%) Mainframe Support
5 1 (2.04%) Payments Architect
5 1 (2.04%) Payments Solutions Architect
5 1 (2.04%) Remote Support Engineer
5 1 (2.04%) z/OS Engineer
Libraries, Frameworks & Software Standards
1 12 (24.49%) Kafka
2 8 (16.33%) Middleware
3 6 (12.24%) ISPF
4 3 (6.12%) XML
5 1 (2.04%) YAML
Miscellaneous
1 20 (40.82%) Cyberattack
1 20 (40.82%) Data Fabric
2 18 (36.73%) Mainframe
3 16 (32.65%) Public Cloud
4 12 (24.49%) Data Centre
5 11 (22.45%) IBM Mainframe
6 8 (16.33%) Cyber Threat
6 8 (16.33%) Replication
7 4 (8.16%) Cyber Kill Chain
8 3 (6.12%) Distributed Computing
8 3 (6.12%) VSAM
9 1 (2.04%) LPAR
Operating Systems
1 27 (55.10%) Linux
2 24 (48.98%) Windows
3 12 (24.49%) CentOS
3 12 (24.49%) Solaris
3 12 (24.49%) Ubuntu
3 12 (24.49%) Unix
Processes & Methodologies
1 25 (51.02%) Disaster Recovery
2 24 (48.98%) ETL
3 16 (32.65%) Incident Response
3 16 (32.65%) Performance Monitoring
4 12 (24.49%) Analytics
4 12 (24.49%) Data Management
4 12 (24.49%) Database Optimisation
4 12 (24.49%) Key Management
5 11 (22.45%) Agile
5 11 (22.45%) Infrastructure Engineering
6 10 (20.41%) Information Security
7 8 (16.33%) Batch Processing
7 8 (16.33%) Data Encryption
7 8 (16.33%) Problem-Solving
8 6 (12.24%) Risk Management
9 4 (8.16%) Data Security
9 4 (8.16%) Dynamic Application Security Testing
9 4 (8.16%) Ethical Hacking
9 4 (8.16%) MITRE ATT&CK
9 4 (8.16%) Static Application Security Testing
Programming Languages
1 15 (30.61%) SQL
2 12 (24.49%) JCL
3 11 (22.45%) REXX
4 4 (8.16%) COBOL
5 3 (6.12%) Assembly Language
6 1 (2.04%) CLIST
6 1 (2.04%) Python
Qualifications
1 11 (22.45%) Security Cleared
2 10 (20.41%) SC Cleared
3 4 (8.16%) CISM
3 4 (8.16%) CISSP
4 1 (2.04%) Degree
Quality Assurance & Compliance
1 4 (8.16%) ISO/IEC 27001
1 4 (8.16%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
1 4 (8.16%) NIST
System Software
1 12 (24.49%) Time Sharing Option
2 6 (12.24%) RACF
3 3 (6.12%) ACF2
3 3 (6.12%) NFS
4 1 (2.04%) Job Entry Subsystem
4 1 (2.04%) Microcode
Systems Management
1 5 (10.20%) OMEGAMON
2 3 (6.12%) MAINVIEW
3 1 (2.04%) Ansible
3 1 (2.04%) Tivoli Storage Manager
Vendors
1 31 (63.27%) IBM
2 12 (24.49%) Databricks
2 12 (24.49%) F5
2 12 (24.49%) Oracle
3 9 (18.37%) Splunk
4 8 (16.33%) Broadcom
5 4 (8.16%) Qualys
6 3 (6.12%) BMC
6 3 (6.12%) Brocade
6 3 (6.12%) CA
6 3 (6.12%) Dell
7 1 (2.04%) Microsoft