The table below looks at the statistics for CentOS skills in IT jobs advertised for the Torfaen region. Included is a guide to the salaries offered in IT jobs that have cited CentOS over the 3 months to 19 January 2017 with a comparison to the same period over the previous 2 years.

3 months to
19 Jan 2017
Same period 2016 Same period 2015
CentOS Linux
South Wales / Torfaen
Rank - 20 26
Permanent jobs citing CentOS 0 8 6
As % of all permanent IT jobs located in Torfaen - 9.64% 5.71%
As % of the Operating Systems category - 24.24% 9.68%
Number of salaries quoted 0 8 5
Median salary - £43,250 £45,000
Median salary % change year-on-year
- -3.88%
UK excluding London median salary £46,250 £45,000 £42,000
% change year-on-year
+2.77% +7.14%

The following table is for comparison with the above and provides statistics for the entire Operating Systems category in permanent jobs advertised in the Torfaen region.

Operating Systems Category
Torfaen
Permanent IT job ads with a match in the
Operating Systems category
19 33 62
As % of all permanent IT jobs located in Torfaen 51.35% 39.76% 59.05%
Number of salaries quoted 17 32 56
Median salary £27,000 £41,500 £42,500
Median salary % change year-on-year
-34.93% -2.35%
90% offered a salary of more than £18,700 £31,300 £32,500
10% offered a salary of more than £30,000 £47,500 £53,500
UK excluding London median salary £37,500 £37,500 £37,500

CentOS
Jobs Demand Trend in Torfaen

The demand trend of job ads across the Torfaen region citing CentOS as a proportion of all IT jobs with a match in the Operating Systems category.

CentOS Jobs Demand Trend in Torfaen

CentOS
Salary Trend in Torfaen

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing CentOS across the Torfaen region.

CentOS Salary Trend in Torfaen

CentOS
Top 30 Related IT Skills in Torfaen

For the 6 months to 19 January 2017, IT jobs citing CentOS 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 Torfaen region with a requirement for CentOS.

1 7 (100.00%) Linux
1 7 (100.00%) Red Hat
1 7 (100.00%) Agile Software Development
2 6 (85.71%) Squid
2 6 (85.71%) Telecoms
2 6 (85.71%) Advertising
2 6 (85.71%) QA
2 6 (85.71%) Marketing
2 6 (85.71%) Network Security
2 6 (85.71%) iSCSI
2 6 (85.71%) Data Mining
2 6 (85.71%) Kerberos
2 6 (85.71%) NFS
2 6 (85.71%) DNS
2 6 (85.71%) IBM
2 6 (85.71%) EMC
2 6 (85.71%) SAN
2 6 (85.71%) Apache
2 6 (85.71%) E-Commerce
2 6 (85.71%) Red Hat Enterprise Linux
2 6 (85.71%) OpenLDAP
2 6 (85.71%) NAS
2 6 (85.71%) PaaS
2 6 (85.71%) High Availability
2 6 (85.71%) Big Data
2 6 (85.71%) Mobile Marketing
2 6 (85.71%) Low Latency
3 1 (14.29%) User Experience
3 1 (14.29%) TestLink
3 1 (14.29%) VersionOne

CentOS
Top Related IT Skills in Torfaen 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 6 (85.71%) Apache
2 1 (14.29%) Confluence
Cloud Services
1 6 (85.71%) PaaS
Communications & Networking
1 6 (85.71%) DNS
1 6 (85.71%) iSCSI
1 6 (85.71%) Kerberos
1 6 (85.71%) NAS
1 6 (85.71%) Network Security
1 6 (85.71%) OpenLDAP
1 6 (85.71%) SAN
Database & Business Intelligence
1 6 (85.71%) Big Data
1 6 (85.71%) Data Mining
Development Applications
1 1 (14.29%) Atlassian Bamboo
1 1 (14.29%) Cucumber
1 1 (14.29%) Jenkins
1 1 (14.29%) JIRA
1 1 (14.29%) JUnit
1 1 (14.29%) TestLink
1 1 (14.29%) VersionOne
General
1 6 (85.71%) Advertising
1 6 (85.71%) Marketing
1 6 (85.71%) Telecoms
Job Titles
1 6 (85.71%) Administrator
1 6 (85.71%) Linux Administrator
1 6 (85.71%) Linux Systems Administrator
1 6 (85.71%) Systems Administrator
2 1 (14.29%) Analyst
2 1 (14.29%) Senior Analyst
2 1 (14.29%) Senior Test Analyst
2 1 (14.29%) Test Analyst
Miscellaneous
1 1 (14.29%) Client/Server
1 1 (14.29%) User Experience
Operating Systems
1 7 (100.00%) Linux
2 6 (85.71%) Red Hat Enterprise Linux
3 1 (14.29%) Android
3 1 (14.29%) Apple iOS
3 1 (14.29%) Ubuntu
Processes & Methodologies
1 7 (100.00%) Agile Software Development
2 6 (85.71%) E-Commerce
2 6 (85.71%) High Availability
2 6 (85.71%) Low Latency
2 6 (85.71%) Mobile Marketing
3 1 (14.29%) Bug Management
3 1 (14.29%) Continuous Integration
3 1 (14.29%) Regression Testing
3 1 (14.29%) Test Management
Programming Languages
1 1 (14.29%) Bash Shell
1 1 (14.29%) C++
1 1 (14.29%) Java
1 1 (14.29%) JavaScript
1 1 (14.29%) Korn
1 1 (14.29%) Objective-C
1 1 (14.29%) Perl
1 1 (14.29%) PHP
1 1 (14.29%) Python
Quality Assurance & Compliance
1 6 (85.71%) QA
System Software
1 6 (85.71%) NFS
1 6 (85.71%) Squid
Vendors
1 7 (100.00%) Red Hat
2 6 (85.71%) EMC
2 6 (85.71%) IBM
3 1 (14.29%) Perforce