Period
to 21 November 2017

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

CentOS Linux
6 months to
21 Nov 2017
Same period 2016 Same period 2015
Rank 109 136 -
Rank change year-on-year +27 - +134
Permanent jobs citing CentOS 1 2 0
As % of all permanent IT jobs advertised in Essex 0.071% 0.094% -
As % of the Operating Systems category 0.35% 0.43% -
Number of salaries quoted 1 0 0
Essex median annual salary £35,000 - -
East of England median annual salary £50,000 £47,500 £45,000
% change year-on-year +5.26% +5.56% +3.45%

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 Essex with a requirement for operating system skills.

All Operating Systems
Essex
Permanent vacancies with a requirement for operating system skills 286 466 564
As % of all permanent IT jobs advertised in Essex 20.36% 21.98% 21.50%
Number of salaries quoted 252 360 407
Essex median annual salary £40,000 £47,500 £36,500
Median salary % change year-on-year -15.79% +30.14% -10.43%
10th Percentile £19,250 £27,225 £21,250
90th Percentile £58,750 £70,000 £52,500
East of England median annual salary £42,500 £42,500 £41,500
% change year-on-year - +2.41% +3.75%

CentOS
Job Vacancy Trend in Essex

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

Job vacancy trend for CentOS in Essex

CentOS
Salary Trend in Essex

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

Salary trend for CentOS in Essex

CentOS
Job Locations in Essex

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing CentOS within the Essex region over the 6 months to 21 November 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Saffron Walden - 1 £35,000 -
CentOS
East of England

For the 6 months to 21 November 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 Essex region with a requirement for CentOS.

1 1 (100.00%) Perl
1 1 (100.00%) Linux
1 1 (100.00%) Python
1 1 (100.00%) SMS
1 1 (100.00%) DNS
1 1 (100.00%) Cisco
1 1 (100.00%) Firewall
1 1 (100.00%) Management Information System
1 1 (100.00%) Debian
1 1 (100.00%) Ubuntu
1 1 (100.00%) VLAN
1 1 (100.00%) Red Hat Enterprise Linux
1 1 (100.00%) Bash Shell
1 1 (100.00%) Puppet
1 1 (100.00%) Cybersecurity
1 1 (100.00%) Opscode Chef
1 1 (100.00%) Ansible
1 1 (100.00%) Salt
1 1 (100.00%) iptables
1 1 (100.00%) VyOS

CentOS
Co-occurring IT Skills in Essex 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:

Communications & Networking
1 1 (100.00%) DNS
1 1 (100.00%) Firewall
1 1 (100.00%) SMS
1 1 (100.00%) VLAN
Job Titles
1 1 (100.00%) Administrator
1 1 (100.00%) Linux Administrator
1 1 (100.00%) Linux Systems Administrator
1 1 (100.00%) Systems Administrator
Miscellaneous
1 1 (100.00%) Management Information System
Operating Systems
1 1 (100.00%) Debian
1 1 (100.00%) Linux
1 1 (100.00%) Red Hat Enterprise Linux
1 1 (100.00%) Ubuntu
1 1 (100.00%) VyOS
Processes & Methodologies
1 1 (100.00%) Cybersecurity
Programming Languages
1 1 (100.00%) Bash Shell
1 1 (100.00%) Perl
1 1 (100.00%) Python
System Software
1 1 (100.00%) iptables
Systems Management
1 1 (100.00%) Ansible
1 1 (100.00%) Opscode Chef
1 1 (100.00%) Puppet
1 1 (100.00%) Salt
Vendors
1 1 (100.00%) Cisco