The table below looks at the statistics for CentOS skills in IT jobs advertised for the Croydon region. Included is a guide to the salaries offered in IT jobs that have cited CentOS over the 3 months to 3 December 2016 with a comparison to the same period over the previous 2 years.

3 months to
3 Dec 2016
Same period 2015 Same period 2014
CentOS Linux
Rank 19 41 37
Rank change year-on-year
+22 -4
Permanent jobs citing CentOS 16 1 2
As % of all permanent IT jobs located in Croydon 8.56% 0.44% 0.97%
As % of the Operating Systems category 28.57% 1.18% 2.67%
Number of salaries quoted 16 1 2
Median salary £45,000 £45,000 £27,000
Median salary % change year-on-year
- +66.66%
90% offered a salary of more than £42,500 £45,000 £24,600
10% offered a salary of more than £48,750 £45,000 £29,400
UK excluding London median salary £45,000 £42,500 £40,000
% change year-on-year
+5.88% +6.25%
CentOS
London

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

Operating Systems Category
Croydon
Permanent IT job ads with a match in the
Operating Systems category
56 85 75
As % of all permanent IT jobs located in Croydon 29.95% 37.44% 36.23%
Number of salaries quoted 54 80 65
Median salary £47,500 £39,000 £31,750
Median salary % change year-on-year
+21.79% +22.83%
90% offered a salary of more than £30,000 £23,000 £20,500
10% offered a salary of more than £60,000 £48,250 £53,500
UK excluding London median salary £37,500 £37,500 £37,000
% change year-on-year
- +1.35%

CentOS
Jobs Demand Trend in Croydon

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

CentOS Jobs Demand Trend in Croydon

CentOS
Salary Trend in Croydon

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

CentOS Salary Trend in Croydon

CentOS
Salary Histogram in Croydon

This chart provides a salary histogram for IT jobs citing CentOS across the Croydon region over the 3 months to 3 December 2016.

CentOS Salary Histogram in Croydon

CentOS
Top 24 Related IT Skills in Croydon

For the 6 months to 3 December 2016, 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 Croydon region with a requirement for CentOS.

1 19 (100.00%) Linux
1 19 (100.00%) Apache
1 19 (100.00%) Nagios
1 19 (100.00%) Bash Shell
2 18 (94.74%) Data Centre
2 18 (94.74%) Perl
2 18 (94.74%) Telecoms
3 13 (68.42%) MySQL
3 13 (68.42%) LAMP
3 13 (68.42%) PHP
3 13 (68.42%) Asterisk PBX
4 12 (63.16%) Virtual Machines
5 6 (31.58%) SQL
6 2 (10.53%) Firewall
6 2 (10.53%) iptables
7 1 (5.26%) VMware Infrastructure
7 1 (5.26%) VMware ESXi
7 1 (5.26%) Opscode Chef
7 1 (5.26%) HAProxy
7 1 (5.26%) Network Monitoring
7 1 (5.26%) MS Exchange
7 1 (5.26%) Subversion
7 1 (5.26%) VMware
7 1 (5.26%) Clustering

CentOS
Top Related IT Skills in Croydon 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 19 (100.00%) Apache
2 1 (5.26%) MS Exchange
Communications & Networking
1 13 (68.42%) Asterisk PBX
2 2 (10.53%) Firewall
Database & Business Intelligence
1 13 (68.42%) MySQL
Development Applications
1 1 (5.26%) Subversion
General
1 18 (94.74%) Telecoms
Job Titles
1 19 (100.00%) Administrator
1 19 (100.00%) Systems Administrator
2 18 (94.74%) Linux Administrator
2 18 (94.74%) Linux Systems Administrator
3 12 (63.16%) Network Administrator
Libraries, Frameworks & Software Standards
1 13 (68.42%) LAMP
Miscellaneous
1 18 (94.74%) Data Centre
2 1 (5.26%) Clustering
Operating Systems
1 19 (100.00%) Linux
Processes & Methodologies
1 1 (5.26%) Network Monitoring
Programming Languages
1 19 (100.00%) Bash Shell
2 18 (94.74%) Perl
3 13 (68.42%) PHP
4 6 (31.58%) SQL
System Software
1 12 (63.16%) Virtual Machines
2 2 (10.53%) iptables
3 1 (5.26%) VMware ESXi
3 1 (5.26%) VMware Infrastructure
Systems Management
1 19 (100.00%) Nagios
2 1 (5.26%) HAProxy
2 1 (5.26%) Opscode Chef
Vendors
1 1 (5.26%) VMware