Period
to 13 July 2020

The following table provides summary statistics for permanent job vacancies advertised in Wales with a requirement for CentOS skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited CentOS over the 6 months to 13 July 2020 with a comparison to the same period in the previous 2 years.

CentOS Linux
UK > Wales
6 months to
13 Jul 2020
Same period 2019 Same period 2018
Rank 98 91 113
Rank change year-on-year -7 +22 +2
Permanent jobs citing CentOS 6 30 22
As % of all permanent jobs advertised in Wales 0.49% 1.68% 1.14%
As % of the Operating Systems category 2.39% 7.92% 4.90%
Number of salaries quoted 1 30 17
Median annual salary £45,000 £45,000 £42,500
Median salary % change year-on-year - +5.88% +6.25%
UK median annual salary £52,500 £50,000 £52,250
% change year-on-year +5.00% -4.31% +4.50%

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

All Operating Systems
Wales
Permanent vacancies with a requirement for operating system skills 251 379 449
As % of all permanent IT jobs advertised in Wales 20.42% 21.23% 23.32%
Number of salaries quoted 214 323 365
Median annual salary £37,500 £37,500 £38,500
Median salary % change year-on-year - -2.60% +2.67%
10th Percentile £22,000 £22,000 £21,250
90th Percentile £49,850 £52,500 £54,844
UK median annual salary £50,000 £47,000 £47,000
% change year-on-year +6.38% - +4.44%

CentOS
Job Vacancy Trend in Wales

Job postings citing CentOS as a proportion of all IT jobs advertised in Wales.

Job vacancy trend for CentOS in Wales

CentOS
Salary Trend in Wales

3-month moving average salary quoted in jobs citing CentOS in Wales.

Salary trend for CentOS in Wales

CentOS
Job Locations in Wales

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing CentOS within the Wales region over the 6 months to 13 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
North Wales +6 5 - -
South Wales +3 1 £45,000 - 1
CentOS
UK

For the 6 months to 13 July 2020, IT jobs citing CentOS 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 across the Wales region with a requirement for CentOS.

1 6 (100.00%) Windows
1 6 (100.00%) Linux
1 6 (100.00%) DHCP
1 6 (100.00%) DNS
1 6 (100.00%) Microsoft
1 6 (100.00%) Active Directory
1 6 (100.00%) Disaster Recovery
1 6 (100.00%) Ubuntu
1 6 (100.00%) Azure
2 5 (83.33%) PowerShell
2 5 (83.33%) Cloud Computing
2 5 (83.33%) Agile Software Development
2 5 (83.33%) Retail
2 5 (83.33%) Network Security
2 5 (83.33%) Degree
2 5 (83.33%) Load Balancing
2 5 (83.33%) SUSE
2 5 (83.33%) Clustering
2 5 (83.33%) Firewall
2 5 (83.33%) Identity Management
2 5 (83.33%) Visual Studio
2 5 (83.33%) Unix
2 5 (83.33%) VPN
2 5 (83.33%) Red Hat
2 5 (83.33%) IaaS
2 5 (83.33%) Opscode Chef
2 5 (83.33%) Docker
2 5 (83.33%) DevOps
2 5 (83.33%) Kubernetes
2 5 (83.33%) Public Cloud

CentOS
Co-occurring IT Skills in Wales 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:

Cloud Services
1 6 (100.00%) Azure
2 5 (83.33%) Cloud Computing
2 5 (83.33%) IaaS
2 5 (83.33%) PaaS
2 5 (83.33%) SaaS
3 1 (16.67%) AWS
3 1 (16.67%) Office 365
Communications & Networking
1 6 (100.00%) DHCP
1 6 (100.00%) DNS
2 5 (83.33%) Firewall
2 5 (83.33%) Network Security
2 5 (83.33%) VPN
3 1 (16.67%) SAN
3 1 (16.67%) TCP/IP
Development Applications
1 5 (83.33%) Visual Studio
General
1 5 (83.33%) Retail
2 1 (16.67%) Finance
2 1 (16.67%) Games
Job Titles
1 5 (83.33%) Cloud Specialist
1 5 (83.33%) Technical Leader
1 5 (83.33%) Technical Specialist
2 1 (16.67%) Infrastructure Manager
Miscellaneous
1 5 (83.33%) Cloud Native
1 5 (83.33%) Clustering
1 5 (83.33%) Linux Command Line
1 5 (83.33%) Public Cloud
Operating Systems
1 6 (100.00%) Linux
1 6 (100.00%) Ubuntu
1 6 (100.00%) Windows
2 5 (83.33%) SUSE
2 5 (83.33%) Unix
3 1 (16.67%) Windows 10
3 1 (16.67%) Windows Server
Processes & Methodologies
1 6 (100.00%) Disaster Recovery
2 5 (83.33%) Agile Software Development
2 5 (83.33%) Collaborative Working
2 5 (83.33%) Decision-Making
2 5 (83.33%) DevOps
2 5 (83.33%) High Availability
2 5 (83.33%) Identity Management
2 5 (83.33%) Load Balancing
3 1 (16.67%) Infrastructure Engineering
Programming Languages
1 5 (83.33%) Bash Shell
1 5 (83.33%) PowerShell
Qualifications
1 5 (83.33%) Degree
System Software
1 6 (100.00%) Active Directory
2 5 (83.33%) Docker
3 1 (16.67%) Microsoft Virtual Server
3 1 (16.67%) Virtual Servers
3 1 (16.67%) VMware Infrastructure
3 1 (16.67%) XenApp
Systems Management
1 5 (83.33%) Kubernetes
1 5 (83.33%) Opscode Chef
Vendors
1 6 (100.00%) Microsoft
2 5 (83.33%) Red Hat
3 1 (16.67%) Citrix
3 1 (16.67%) VMware