The following table provides summary statistics for permanent job vacancies advertised in Kent 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 27 March 2017 with a comparison to the same period in the previous 2 years.

3 months to
27 Mar 2017
Same period 2016 Same period 2015
CentOS Linux
South East / Kent
Rank 70 105 94
Rank change year-on-year +35 -11  
Permanent jobs citing CentOS 10 2 4
As % of all permanent IT jobs advertised in Kent 1.25% 0.18% 0.42%
As % of the Operating Systems category 5.78% 0.58% 1.09%
Number of salaries quoted 9 2 4
Median salary £47,500 £46,250 £37,500
Median salary % change year-on-year +2.70% +23.33%  
UK excluding London median salary £43,000 £45,000 £42,500
% change year-on-year -4.44% +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 Kent with a requirement for operating system skills.

Operating System Skills
Kent
Permanent job vacancies with a requirement for operating system skills 173 343 368
As % of all permanent IT job vacancies advertised in Kent 21.65% 30.22% 38.41%
Number of salaries quoted 139 298 314
Median salary £32,500 £35,000 £32,500
Median salary % change year-on-year -7.14% +7.69%  
90% offered a salary of more than £22,500 £24,500 £22,500
10% offered a salary of more than £47,500 £60,000 £50,000
UK excluding London median salary £37,500 £37,500 £37,500

CentOS
Job Vacancy Trend in Kent

The job posting trend of jobs advertised in Kent 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 Kent

CentOS
Salary Trend in Kent

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

Salary trend for CentOS in Kent

CentOS
Salary Histogram in Kent

The salary distribution of IT jobs citing CentOS in Kent over the 3 months to 27 March 2017.

Salary histogram for CentOS in Kent

CentOS
Job Locations in Kent

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing CentOS within the Kent region over the 3 months to 27 March 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Tunbridge Wells +23 6 £46,250 -22.91%
Canterbury - 1 - -
CentOS
South East

CentOS
Top 30 Related IT Skills in Kent

For the 6 months to 27 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 Kent region with a requirement for CentOS.

1 11 (100.00%) Linux
2 9 (81.82%) Java
2 9 (81.82%) LAMP
2 9 (81.82%) Ubuntu
2 9 (81.82%) Git (software)
2 9 (81.82%) MariaDB
2 9 (81.82%) Jenkins
2 9 (81.82%) Opscode Chef
3 8 (72.73%) DevOps
3 8 (72.73%) Ruby
3 8 (72.73%) Bash Shell
3 8 (72.73%) Python
4 7 (63.64%) PHP
4 7 (63.64%) OOP
4 7 (63.64%) Apache
4 7 (63.64%) Windows
4 7 (63.64%) JMeter
4 7 (63.64%) WebSphere
4 7 (63.64%) Xen
4 7 (63.64%) Agile Software Development
4 7 (63.64%) Amazon AWS
4 7 (63.64%) OpenStack
4 7 (63.64%) Mac OS
4 7 (63.64%) Cloud Foundry
4 7 (63.64%) New Relic
4 7 (63.64%) Vagrant
4 7 (63.64%) Terraform
5 6 (54.55%) Continuous Delivery
5 6 (54.55%) Continuous Integration
6 4 (36.36%) Packer

CentOS
Top Related IT Skills in Kent 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 (63.64%) Apache
1 7 (63.64%) Cloud Foundry
1 7 (63.64%) OpenStack
1 7 (63.64%) WebSphere
Business Applications
1 1 (9.09%) Dynamics CRM
Cloud Services
1 7 (63.64%) Amazon AWS
2 2 (18.18%) Firebase
Communications & Networking
1 1 (9.09%) CDMA
1 1 (9.09%) GSM
1 1 (9.09%) LTE
1 1 (9.09%) UMTS
Database & Business Intelligence
1 9 (81.82%) MariaDB
2 2 (18.18%) CouchDB
2 2 (18.18%) MongoDB
2 2 (18.18%) MySQL
2 2 (18.18%) NoSQL
2 2 (18.18%) Redis
3 1 (9.09%) Big Data
Development Applications
1 9 (81.82%) Git (software)
1 9 (81.82%) Jenkins
2 7 (63.64%) JMeter
2 7 (63.64%) Vagrant
3 1 (9.09%) JIRA
3 1 (9.09%) Maven
3 1 (9.09%) NetBeans
3 1 (9.09%) Subversion
General
1 3 (27.27%) Games
2 1 (9.09%) Marketing
Job Titles
1 7 (63.64%) Infrastructure Engineer
2 1 (9.09%) Administrator
2 1 (9.09%) Database Developer
2 1 (9.09%) DBA
2 1 (9.09%) Developer
2 1 (9.09%) Java Engineer
2 1 (9.09%) Junior
2 1 (9.09%) MySQL DBA
2 1 (9.09%) MySQL Developer
2 1 (9.09%) Operations Engineer
2 1 (9.09%) Platform Engineer
Libraries, Frameworks & Software Standards
1 9 (81.82%) LAMP
2 1 (9.09%) Hibernate
2 1 (9.09%) Spring
Operating Systems
1 11 (100.00%) Linux
2 9 (81.82%) Ubuntu
3 7 (63.64%) Mac OS
3 7 (63.64%) Windows
Processes & Methodologies
1 8 (72.73%) DevOps
2 7 (63.64%) Agile Software Development
2 7 (63.64%) OOP
3 6 (54.55%) Continuous Delivery
3 6 (54.55%) Continuous Integration
4 2 (18.18%) Performance Monitoring
4 2 (18.18%) Performance Tuning
5 1 (9.09%) Analytics
5 1 (9.09%) CRM
5 1 (9.09%) High Availability
5 1 (9.09%) Kanban
5 1 (9.09%) Microservices
5 1 (9.09%) Network Optimisation
5 1 (9.09%) Scrum
5 1 (9.09%) Server Building
5 1 (9.09%) Software Engineering
5 1 (9.09%) SQL Optimisation
5 1 (9.09%) TDD
5 1 (9.09%) Unit Testing
Programming Languages
1 9 (81.82%) Java
2 8 (72.73%) Bash Shell
2 8 (72.73%) Python
2 8 (72.73%) Ruby
3 7 (63.64%) PHP
4 2 (18.18%) SQL
Qualifications
1 1 (9.09%) Degree
System Software
1 7 (63.64%) Xen
2 1 (9.09%) Docker
2 1 (9.09%) VMware ESX
2 1 (9.09%) VMware Infrastructure
Systems Management
1 9 (81.82%) Opscode Chef
2 7 (63.64%) Terraform
3 4 (36.36%) Packer
4 2 (18.18%) Galera Cluster
5 1 (9.09%) Ansible
5 1 (9.09%) HAProxy
Vendors
1 7 (63.64%) New Relic
2 1 (9.09%) Microsoft
2 1 (9.09%) Red Hat
2 1 (9.09%) VMware