Period
to 21 July 2018

The following table provides summary statistics for permanent job vacancies advertised in Altrincham 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 21 July 2018 with a comparison to the same period in the previous 2 years.

CentOS Linux
Manchester > Altrincham
6 months to
21 Jul 2018
Same period 2017 Same period 2016
Rank 31 - 29
Rank change year-on-year - +29 +7
Permanent jobs citing CentOS 3 0 3
As % of all permanent IT jobs advertised in Altrincham 1.78% - 2.26%
As % of the Operating Systems category 8.82% - 7.89%
Number of salaries quoted 3 0 3
Altrincham median annual salary £30,000 - £25,000
10th Percentile £27,500 - £22,500
90th Percentile £38,500 - £27,500
Manchester median annual salary £45,000 £40,000 £38,000
% change year-on-year +12.50% +5.26% +1.33%

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 Altrincham with a requirement for operating system skills.

All Operating Systems
Altrincham
Permanent vacancies with a requirement for operating system skills 34 47 38
As % of all permanent IT jobs advertised in Altrincham 20.12% 29.75% 28.57%
Number of salaries quoted 28 42 32
Altrincham median annual salary £40,000 £40,000 £28,250
Median salary % change year-on-year - +41.59% -24.67%
10th Percentile £20,275 £27,000 £21,250
90th Percentile £62,500 £47,250 £47,125
Manchester median annual salary £40,000 £40,000 £40,000

CentOS
Job Vacancy Trend in Altrincham

Job postings citing CentOS as a percentage of all IT jobs advertised in Altrincham.

Job vacancy trend for CentOS in Altrincham

CentOS
Salary Trend in Altrincham

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

Salary trend for CentOS in Altrincham

For the 6 months to 21 July 2018, 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 Altrincham region with a requirement for CentOS.

1 3 (100.00%) JavaScript
1 3 (100.00%) PHP
1 3 (100.00%) Linux
1 3 (100.00%) AngularJS
2 2 (66.67%) Mobile App
2 2 (66.67%) Mobile Application Development
2 2 (66.67%) Debian
2 2 (66.67%) Problem-Solving
2 2 (66.67%) Laravel
2 2 (66.67%) MVC
2 2 (66.67%) OOP
2 2 (66.67%) Marketing
2 2 (66.67%) Web Development
2 2 (66.67%) Symfony
2 2 (66.67%) Zend
2 2 (66.67%) CodeIgniter
2 2 (66.67%) CakePHP
2 2 (66.67%) Digital Marketing
2 2 (66.67%) jQuery
2 2 (66.67%) WordPress
2 2 (66.67%) Magento
2 2 (66.67%) Git (software)
3 1 (33.33%) Social Media
3 1 (33.33%) Node.js
3 1 (33.33%) Email Marketing
3 1 (33.33%) Internet Marketing
3 1 (33.33%) Graphic Design
3 1 (33.33%) Animation
3 1 (33.33%) Photography
3 1 (33.33%) JSON

CentOS
Co-occurring IT Skills in Altrincham 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 2 (66.67%) WordPress
2 1 (33.33%) Apache
Business Applications
1 2 (66.67%) Magento
Communications & Networking
1 1 (33.33%) Internet
Database & Business Intelligence
1 1 (33.33%) MySQL
Development Applications
1 2 (66.67%) Git (software)
2 1 (33.33%) webpack
General
1 2 (66.67%) Marketing
Job Titles
1 3 (100.00%) Developer
2 2 (66.67%) Digital Developer
2 2 (66.67%) PHP Developer
3 1 (33.33%) Front End Developer (Client-Side Developer)
3 1 (33.33%) JavaScript Developer
3 1 (33.33%) Junior
3 1 (33.33%) Junior Developer
3 1 (33.33%) Junior PHP Developer
Libraries, Frameworks & Software Standards
1 3 (100.00%) AngularJS
2 2 (66.67%) CakePHP
2 2 (66.67%) CodeIgniter
2 2 (66.67%) jQuery
2 2 (66.67%) Laravel
2 2 (66.67%) Symfony
3 1 (33.33%) Ajax
3 1 (33.33%) CSS
3 1 (33.33%) JSON
3 1 (33.33%) LAMP
3 1 (33.33%) Node.js
Miscellaneous
1 2 (66.67%) Mobile App
2 1 (33.33%) Animation
2 1 (33.33%) Graphic Design
2 1 (33.33%) Photography
2 1 (33.33%) Social Media
Operating Systems
1 3 (100.00%) Linux
2 2 (66.67%) Debian
Processes & Methodologies
1 2 (66.67%) Digital Marketing
1 2 (66.67%) Mobile Application Development
1 2 (66.67%) MVC
1 2 (66.67%) OOP
1 2 (66.67%) Problem-Solving
1 2 (66.67%) Web Development
2 1 (33.33%) Business Intelligence
2 1 (33.33%) Email Marketing
2 1 (33.33%) Front End Development
2 1 (33.33%) Internet Marketing
2 1 (33.33%) Pay per click
2 1 (33.33%) SEO
2 1 (33.33%) Statistics
2 1 (33.33%) Web Design
Programming Languages
1 3 (100.00%) JavaScript
1 3 (100.00%) PHP
2 1 (33.33%) TypeScript
Vendors
1 2 (66.67%) Zend