The following table provides summary statistics for permanent job vacancies advertised in Devon with a requirement for CentOS skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited CentOS over the 3 months to 22 April 2017 with a comparison to the same period in the previous 2 years.

CentOS Linux
South West / Devon
3 months to
22 Apr 2017
Same period 2016 Same period 2015
Rank 59 50 -
Rank change year-on-year -9 -  
Permanent jobs citing CentOS 3 1 0
As % of all permanent IT jobs advertised in Devon 0.81% 0.36% -
As % of the Operating Systems category 3.19% 1.20% -
Number of salaries quoted 3 1 0
Median salary £35,000 £26,000 -
Median salary % change year-on-year +34.61% -  
UK excluding London median salary £42,500 £47,500 £40,000
% change year-on-year -10.52% +18.75%  

CentOS 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 Devon with a requirement for operating system skills.

Operating System Skills
Devon
Permanent job vacancies with a requirement for operating system skills 94 83 94
As % of all permanent IT job vacancies advertised in Devon 25.34% 29.64% 26.04%
Number of salaries quoted 86 76 65
Median salary £28,750 £30,000 £35,000
Median salary % change year-on-year -4.16% -14.28%  
90% offered a salary of more than £23,500 £18,500 £24,200
10% offered a salary of more than £42,500 £52,500 £59,200
UK excluding London median salary £37,500 £37,500 £37,500

CentOS
Job Vacancy Trend in Devon

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

Job vacancy trend for CentOS in Devon

CentOS
Salary Trend in Devon

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

Salary trend for CentOS in Devon

For the 6 months to 22 April 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 Devon region with a requirement for CentOS.

1 5 (100.00%) HTML
1 5 (100.00%) JavaScript
1 5 (100.00%) PHP
1 5 (100.00%) MySQL
1 5 (100.00%) CSS
1 5 (100.00%) Linux
1 5 (100.00%) E-Commerce
1 5 (100.00%) CMS
2 4 (80.00%) LAMP
2 4 (80.00%) MVC
2 4 (80.00%) Marketing
2 4 (80.00%) Web Development
2 4 (80.00%) Apache
2 4 (80.00%) Ember.js
2 4 (80.00%) AngularJS
2 4 (80.00%) Backbone.js
2 4 (80.00%) Polymer
2 4 (80.00%) Code Optimisation
2 4 (80.00%) Aurelia
3 3 (60.00%) Online Security
4 2 (40.00%) Responsive Web Design
5 1 (20.00%) Agile Software Development
5 1 (20.00%) TDD
5 1 (20.00%) Ajax
5 1 (20.00%) Magento
5 1 (20.00%) Zend
5 1 (20.00%) Zend Framework
5 1 (20.00%) Drupal
5 1 (20.00%) jQuery
5 1 (20.00%) Red Hat

CentOS
Co-occurring IT Skills in Devon 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 5 (100.00%) CMS
2 4 (80.00%) Apache
3 1 (20.00%) Drupal
Business Applications
1 1 (20.00%) Magento
Database & Business Intelligence
1 5 (100.00%) MySQL
2 1 (20.00%) SQL Server
General
1 4 (80.00%) Marketing
Job Titles
1 5 (100.00%) Developer
2 4 (80.00%) PHP Developer
2 4 (80.00%) PHP Web Developer
2 4 (80.00%) Web Developer
3 2 (40.00%) Front End Developer (Client-Side Developer)
3 2 (40.00%) Front End Web Developer (Client-Side Developer)
3 2 (40.00%) HTML CSS Developer
3 2 (40.00%) HTML Developer
3 2 (40.00%) LAMP Developer
3 2 (40.00%) MySQL Developer
3 2 (40.00%) PHP LAMP Developer
3 2 (40.00%) PHP MySQL Developer
4 1 (20.00%) Magento Developer
Libraries, Frameworks & Software Standards
1 5 (100.00%) CSS
1 5 (100.00%) HTML
2 4 (80.00%) AngularJS
2 4 (80.00%) Aurelia
2 4 (80.00%) Backbone.js
2 4 (80.00%) Ember.js
2 4 (80.00%) LAMP
2 4 (80.00%) Polymer
3 1 (20.00%) Ajax
3 1 (20.00%) jQuery
3 1 (20.00%) XHTML
3 1 (20.00%) XML
3 1 (20.00%) Zend Framework
Operating Systems
1 5 (100.00%) Linux
Processes & Methodologies
1 5 (100.00%) E-Commerce
2 4 (80.00%) Code Optimisation
2 4 (80.00%) MVC
2 4 (80.00%) Web Development
3 3 (60.00%) Online Security
4 2 (40.00%) Responsive Web Design
5 1 (20.00%) Agile Software Development
5 1 (20.00%) OO
5 1 (20.00%) OOP
5 1 (20.00%) TDD
Programming Languages
1 5 (100.00%) JavaScript
1 5 (100.00%) PHP
2 1 (20.00%) SQL
Vendors
1 1 (20.00%) Oracle
1 1 (20.00%) Red Hat
1 1 (20.00%) Zend