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

CentOS Linux
Merseyside > Liverpool
3 months to
29 Jun 2017
Same period 2016 Same period 2015
Rank 52 51 50
Rank change year-on-year -1 -1  
Permanent jobs citing CentOS 1 6 1
As % of all permanent IT jobs advertised in Liverpool 0.26% 1.48% 0.25%
As % of the Operating Systems category 1.89% 5.41% 1.16%
Number of salaries quoted 0 4 0
Liverpool median annual salary - £33,750 -
Merseyside median annual salary - £33,750 -

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 Liverpool with a requirement for operating system skills.

Operating System Skills
Liverpool
Permanent job vacancies with a requirement for operating system skills 53 111 86
As % of all permanent IT job vacancies advertised in Liverpool 14.02% 27.34% 21.18%
Number of salaries quoted 69 198 171
Liverpool median annual salary £38,500 £37,500 £29,500
Median salary % change year-on-year +2.66% +27.11%  
10th Percentile £25,750 £22,000 £22,000
90th Percentile £62,500 £52,500 £65,000
Merseyside median annual salary £36,250 £36,000 £30,000
% change year-on-year +0.69% +20.00%  

CentOS
Job Vacancy Trend in Liverpool

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

Job vacancy trend for CentOS in Liverpool

CentOS
Salary Trend in Liverpool

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

Salary trend for CentOS in Liverpool

For the 6 months to 29 June 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 Liverpool region with a requirement for CentOS.

1 1 (100.00%) MySQL
1 1 (100.00%) Oracle
1 1 (100.00%) SQL Server
1 1 (100.00%) Web Services
1 1 (100.00%) Unix
1 1 (100.00%) Linux
1 1 (100.00%) Apache
1 1 (100.00%) Tomcat
1 1 (100.00%) Python
1 1 (100.00%) Configuration Management
1 1 (100.00%) LAMP
1 1 (100.00%) SUSE
1 1 (100.00%) Ubuntu
1 1 (100.00%) Problem Management
1 1 (100.00%) Git (software)
1 1 (100.00%) AMQP
1 1 (100.00%) Bash Shell
1 1 (100.00%) MongoDB
1 1 (100.00%) RabbitMQ
1 1 (100.00%) Kafka
1 1 (100.00%) Jenkins
1 1 (100.00%) Elasticsearch
1 1 (100.00%) Ansible
1 1 (100.00%) Line Management

CentOS
Co-occurring IT Skills in Liverpool 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 1 (100.00%) Apache
1 1 (100.00%) Elasticsearch
1 1 (100.00%) Tomcat
Communications & Networking
1 1 (100.00%) AMQP
Database & Business Intelligence
1 1 (100.00%) MongoDB
1 1 (100.00%) MySQL
1 1 (100.00%) SQL Server
Development Applications
1 1 (100.00%) Git (software)
1 1 (100.00%) Jenkins
Job Titles
1 1 (100.00%) Applications Support
1 1 (100.00%) Linux Support
Libraries, Frameworks & Software Standards
1 1 (100.00%) Kafka
1 1 (100.00%) LAMP
1 1 (100.00%) RabbitMQ
1 1 (100.00%) Web Services
Operating Systems
1 1 (100.00%) Linux
1 1 (100.00%) SUSE
1 1 (100.00%) Ubuntu
1 1 (100.00%) Unix
Processes & Methodologies
1 1 (100.00%) Configuration Management
1 1 (100.00%) Line Management
1 1 (100.00%) Problem Management
Programming Languages
1 1 (100.00%) Bash Shell
1 1 (100.00%) Python
Systems Management
1 1 (100.00%) Ansible
Vendors
1 1 (100.00%) Oracle