Period
to 22 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Bath 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 22 November 2017 with a comparison to the same period in the previous 2 years.

CentOS Linux
Somerset > Bath
6 months to
22 Nov 2017
Same period 2016 Same period 2015
Rank 84 55 65
Rank change year-on-year -29 +10 +14
Permanent jobs citing CentOS 4 21 7
As % of all permanent IT jobs advertised in Bath 0.52% 3.40% 1.23%
As % of the Operating Systems category 2.20% 11.93% 3.55%
Number of salaries quoted 3 20 6
Bath median annual salary £50,000 £25,250 £46,250
Median salary % change year-on-year +98.02% -45.41% +32.14%
10th Percentile £46,500 £21,750 £32,250
90th Percentile £56,500 £53,750 £51,250
Somerset median annual salary £55,000 £26,000 £46,250
% change year-on-year +111.54% -43.78% +32.14%

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 Bath with a requirement for operating system skills.

All Operating Systems
Bath
Permanent vacancies with a requirement for operating system skills 182 176 197
As % of all permanent IT jobs advertised in Bath 23.73% 28.48% 34.50%
Number of salaries quoted 149 170 186
Bath median annual salary £34,712 £40,000 £37,250
Median salary % change year-on-year -13.22% +7.38% +6.43%
10th Percentile £23,750 £21,750 £21,750
90th Percentile £52,500 £60,000 £52,500
Somerset median annual salary £35,000 £37,000 £37,500
% change year-on-year -5.41% -1.33% +15.38%

CentOS
Job Vacancy Trend in Bath

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

Job vacancy trend for CentOS in Bath

CentOS
Salary Trend in Bath

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

Salary trend for CentOS in Bath

For the 6 months to 22 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 Bath region with a requirement for CentOS.

1 4 (100.00%) Linux
2 3 (75.00%) VMware
2 3 (75.00%) Ubuntu
2 3 (75.00%) VMware Infrastructure
2 3 (75.00%) Kubernetes
2 3 (75.00%) Docker
3 2 (50.00%) IIS
3 2 (50.00%) Hybrid Cloud
3 2 (50.00%) Public Cloud
3 2 (50.00%) Continuous Integration
3 2 (50.00%) Data Protection
3 2 (50.00%) OpenStack
3 2 (50.00%) IaaS
3 2 (50.00%) SaaS
3 2 (50.00%) PaaS
3 2 (50.00%) Puppet
3 2 (50.00%) Firewall
3 2 (50.00%) LAN
3 2 (50.00%) WAN
3 2 (50.00%) DHCP
3 2 (50.00%) TCP/IP
3 2 (50.00%) DNS
3 2 (50.00%) SSL
3 2 (50.00%) Microsoft
3 2 (50.00%) SAN
3 2 (50.00%) Red Hat
4 1 (25.00%) Configuration Management
4 1 (25.00%) SMS
4 1 (25.00%) Apache
4 1 (25.00%) Tomcat

CentOS
Co-occurring IT Skills in Bath 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 2 (50.00%) IIS
1 2 (50.00%) OpenStack
2 1 (25.00%) Apache
2 1 (25.00%) Tomcat
Cloud Services
1 2 (50.00%) IaaS
1 2 (50.00%) PaaS
1 2 (50.00%) SaaS
2 1 (25.00%) Amazon AWS
2 1 (25.00%) Microsoft Azure
Communications & Networking
1 2 (50.00%) DHCP
1 2 (50.00%) DNS
1 2 (50.00%) Firewall
1 2 (50.00%) LAN
1 2 (50.00%) SAN
1 2 (50.00%) SSL
1 2 (50.00%) TCP/IP
1 2 (50.00%) WAN
2 1 (25.00%) SMS
Development Applications
1 1 (25.00%) Atlassian Bamboo
Job Titles
1 2 (50.00%) Cloud Consultant
1 2 (50.00%) Consultant
2 1 (25.00%) Administrator
2 1 (25.00%) Architect
2 1 (25.00%) Cloud Architect
2 1 (25.00%) Platform Architect
2 1 (25.00%) Systems Administrator
Miscellaneous
1 2 (50.00%) Hybrid Cloud
1 2 (50.00%) Public Cloud
2 1 (25.00%) Computer Science
Operating Systems
1 4 (100.00%) Linux
2 3 (75.00%) Ubuntu
3 1 (25.00%) Debian
3 1 (25.00%) Red Hat Enterprise Linux
Processes & Methodologies
1 2 (50.00%) Continuous Integration
1 2 (50.00%) Data Protection
2 1 (25.00%) Agile Software Development
2 1 (25.00%) Configuration Management
2 1 (25.00%) Microservices
2 1 (25.00%) Migration
2 1 (25.00%) Patch Management
2 1 (25.00%) Server Patching
Programming Languages
1 1 (25.00%) Python
Quality Assurance & Compliance
1 1 (25.00%) PCI DSS
1 1 (25.00%) QA
System Software
1 3 (75.00%) Docker
1 3 (75.00%) VMware Infrastructure
2 1 (25.00%) VirtualBox
Systems Management
1 3 (75.00%) Kubernetes
2 2 (50.00%) Puppet
3 1 (25.00%) Ansible
3 1 (25.00%) Opscode Chef
Vendors
1 3 (75.00%) VMware
2 2 (50.00%) Microsoft
2 2 (50.00%) Red Hat
3 1 (25.00%) Google