The following table provides summary statistics for permanent job vacancies advertised in Egham 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 29 March 2017 with a comparison to the same period in the previous 2 years.

CentOS Linux
Surrey / Egham
3 months to
29 Mar 2017
Same period 2016 Same period 2015
Rank 39 19 -
Rank change year-on-year -20 -  
Permanent jobs citing CentOS 1 26 0
As % of all permanent IT jobs advertised in Egham 0.52% 12.32% -
As % of the Operating Systems category 6.67% 36.11% -
Number of salaries quoted 1 26 0
Median salary £60,000 £56,250 -
Median salary % change year-on-year +6.66% -  
UK excluding London median salary £42,500 £45,000 £42,500
% change year-on-year -5.55% +5.88%  

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 Egham with a requirement for operating system skills.

Operating System Skills
Egham
Permanent job vacancies with a requirement for operating system skills 15 72 66
As % of all permanent IT job vacancies advertised in Egham 7.73% 34.12% 17.37%
Number of salaries quoted 14 67 56
Median salary £47,500 £55,000 £33,500
Median salary % change year-on-year -13.63% +64.17%  
90% offered a salary of more than £34,000 £21,500 £28,000
10% offered a salary of more than £75,000 £65,000 £70,000
UK excluding London median salary £37,500 £37,500 £37,500

CentOS
Job Vacancy Trend in Egham

The job posting trend of jobs advertised in Egham 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 Egham

CentOS
Salary Trend in Egham

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

Salary trend for CentOS in Egham

For the 6 months to 29 March 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 Egham region with a requirement for CentOS.

1 16 (100.00%) Perl
1 16 (100.00%) Linux
1 16 (100.00%) Python
1 16 (100.00%) Red Hat
2 15 (93.75%) Windows
2 15 (93.75%) Microsoft
2 15 (93.75%) Microsoft Certification
2 15 (93.75%) ITSM
2 15 (93.75%) RHCA
3 8 (50.00%) Linux Command Line
3 8 (50.00%) DNS
3 8 (50.00%) MS Excel
3 8 (50.00%) PHP
3 8 (50.00%) Incident Management
4 7 (43.75%) Degree
4 7 (43.75%) Mathematics
4 7 (43.75%) Computer Science
4 7 (43.75%) Red Hat Enterprise Linux
4 7 (43.75%) SaaS
4 7 (43.75%) PaaS
4 7 (43.75%) MongoDB
4 7 (43.75%) ITIL V3
4 7 (43.75%) High Availability
4 7 (43.75%) IaaS
4 7 (43.75%) Relational Database
4 7 (43.75%) LAPP Stack
4 7 (43.75%) MySQL
4 7 (43.75%) Oracle
4 7 (43.75%) ITIL
4 7 (43.75%) Apache

CentOS
Co-occurring IT Skills in Egham 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 7 (43.75%) Apache
1 7 (43.75%) Tomcat
Applications
1 8 (50.00%) MS Excel
Cloud Services
1 7 (43.75%) IaaS
1 7 (43.75%) PaaS
1 7 (43.75%) SaaS
Communications & Networking
1 8 (50.00%) DNS
2 7 (43.75%) Internet
3 1 (6.25%) HTTP
Database & Business Intelligence
1 7 (43.75%) MongoDB
1 7 (43.75%) MySQL
1 7 (43.75%) PostgreSQL
1 7 (43.75%) Relational Database
Job Titles
1 8 (50.00%) Cloud Specialist
1 8 (50.00%) Linux Specialist
2 7 (43.75%) Cloud Engineer
2 7 (43.75%) Cloud Infrastructure Engineer
2 7 (43.75%) Infrastructure Engineer
2 7 (43.75%) Linux Engineer
2 7 (43.75%) Senior Cloud Engineer
2 7 (43.75%) Senior Infrastructure Engineer
2 7 (43.75%) Senior Linux Engineer
3 1 (6.25%) Administrator
3 1 (6.25%) Linux Administrator
3 1 (6.25%) Linux Systems Administrator
3 1 (6.25%) Senior Linux Administrator
3 1 (6.25%) Senior Linux Systems Administrator
3 1 (6.25%) Senior Systems Administrator
3 1 (6.25%) Systems Administrator
Libraries, Frameworks & Software Standards
1 7 (43.75%) LAMP
1 7 (43.75%) LAPP Stack
Miscellaneous
1 8 (50.00%) Linux Command Line
2 7 (43.75%) Computer Science
Operating Systems
1 16 (100.00%) Linux
2 15 (93.75%) Windows
3 7 (43.75%) Red Hat Enterprise Linux
Processes & Methodologies
1 15 (93.75%) ITSM
2 8 (50.00%) Incident Management
3 7 (43.75%) High Availability
3 7 (43.75%) ITIL
3 7 (43.75%) ITIL V3
3 7 (43.75%) Mathematics
Programming Languages
1 16 (100.00%) Perl
1 16 (100.00%) Python
2 8 (50.00%) PHP
Qualifications
1 15 (93.75%) Microsoft Certification
1 15 (93.75%) RHCA
2 7 (43.75%) Degree
Vendors
1 16 (100.00%) Red Hat
2 15 (93.75%) Microsoft
3 7 (43.75%) Oracle