The following table provides summary statistics for permanent job vacancies advertised in York 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
3 months to
29 Mar 2017
Same period 2016 Same period 2015
Rank - 50 56
Permanent jobs citing CentOS 0 9 1
As % of all permanent IT jobs advertised in York - 2.07% 0.27%
As % of the Operating Systems category - 12.50% 1.23%
Number of salaries quoted 0 0 1
Median salary - - £50,000
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 York with a requirement for operating system skills.

Operating System Skills
York
Permanent job vacancies with a requirement for operating system skills 75 72 81
As % of all permanent IT job vacancies advertised in York 21.99% 16.59% 21.49%
Number of salaries quoted 69 54 61
Median salary £41,000 £29,500 £41,250
Median salary % change year-on-year +38.98% -28.48%  
90% offered a salary of more than £25,350 £19,000 £25,700
10% offered a salary of more than £50,000 £55,000 £50,000
UK excluding London median salary £37,500 £37,500 £37,500

CentOS
Job Vacancy Trend in York

The job posting trend of jobs advertised in York 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 York

CentOS
Salary Trend in York

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

Salary trend for CentOS in York

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 York region with a requirement for CentOS.

1 4 (100.00%) MySQL
1 4 (100.00%) Unix
1 4 (100.00%) Linux
1 4 (100.00%) Amazon AWS
1 4 (100.00%) Bash Shell
1 4 (100.00%) DevOps
1 4 (100.00%) Continuous Deployment
2 3 (75.00%) Red Hat
2 3 (75.00%) Continuous Integration
2 3 (75.00%) Red Hat Enterprise Linux
2 3 (75.00%) Web Services
3 1 (25.00%) Windows
3 1 (25.00%) DNS
3 1 (25.00%) RDBMS
3 1 (25.00%) SSL
3 1 (25.00%) Git (software)
3 1 (25.00%) ZABBIX
3 1 (25.00%) Amazon EC2
3 1 (25.00%) Nagios
3 1 (25.00%) Open Source
3 1 (25.00%) AWS CloudFormation
3 1 (25.00%) Microservices
3 1 (25.00%) logstash
3 1 (25.00%) Kibana
3 1 (25.00%) Opscode Chef
3 1 (25.00%) Relational Database
3 1 (25.00%) Ansible
3 1 (25.00%) Puppet
3 1 (25.00%) Splunk
3 1 (25.00%) Jenkins

CentOS
Co-occurring IT Skills in York 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:

Cloud Services
1 4 (100.00%) Amazon AWS
2 1 (25.00%) Amazon EC2
2 1 (25.00%) AWS CloudFormation
Communications & Networking
1 1 (25.00%) DNS
1 1 (25.00%) SSL
Database & Business Intelligence
1 4 (100.00%) MySQL
2 1 (25.00%) RDBMS
2 1 (25.00%) Relational Database
Development Applications
1 1 (25.00%) Git (software)
1 1 (25.00%) Jenkins
Job Titles
1 4 (100.00%) DevOps Engineer
1 4 (100.00%) DevOps Systems Engineer
1 4 (100.00%) Systems Engineer
2 3 (75.00%) Cloud Engineer
2 3 (75.00%) Linux DevOps Engineer
2 3 (75.00%) Linux Engineer
2 3 (75.00%) Linux Systems Engineer
2 3 (75.00%) Linux/Unix DevOps
3 1 (25.00%) AWS DevOps
3 1 (25.00%) AWS Engineer
Libraries, Frameworks & Software Standards
1 3 (75.00%) Web Services
Operating Systems
1 4 (100.00%) Linux
1 4 (100.00%) Unix
2 3 (75.00%) Red Hat Enterprise Linux
3 1 (25.00%) Windows
Processes & Methodologies
1 4 (100.00%) Continuous Deployment
1 4 (100.00%) DevOps
2 3 (75.00%) Continuous Integration
3 1 (25.00%) Microservices
3 1 (25.00%) Open Source
Programming Languages
1 4 (100.00%) Bash Shell
Systems Management
1 1 (25.00%) Ansible
1 1 (25.00%) Kibana
1 1 (25.00%) logstash
1 1 (25.00%) Nagios
1 1 (25.00%) Opscode Chef
1 1 (25.00%) Puppet
1 1 (25.00%) ZABBIX
Vendors
1 3 (75.00%) Red Hat
2 1 (25.00%) Splunk