Period
to 24 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Swindon 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 24 November 2017 with a comparison to the same period in the previous 2 years.

CentOS Linux
Wiltshire > Swindon
6 months to
24 Nov 2017
Same period 2016 Same period 2015
Rank 58 70 88
Rank change year-on-year +12 +18 +18
Permanent jobs citing CentOS 11 6 6
As % of all permanent IT jobs advertised in Swindon 1.55% 0.75% 0.57%
As % of the Operating Systems category 6.75% 3.05% 2.73%
Number of salaries quoted 8 3 6
Swindon median annual salary £50,000 £40,000 £47,500
Median salary % change year-on-year +25.00% -15.79% -5.00%
10th Percentile £21,250 £37,500 £33,750
90th Percentile £58,750 £42,500 £56,250
Wiltshire median annual salary £40,000 £40,000 £47,500
% change year-on-year - -15.79% -5.00%

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 Swindon with a requirement for operating system skills.

All Operating Systems
Swindon
Permanent vacancies with a requirement for operating system skills 163 197 220
As % of all permanent IT jobs advertised in Swindon 23.02% 24.78% 20.75%
Number of salaries quoted 129 159 209
Swindon median annual salary £42,500 £35,000 £37,500
Median salary % change year-on-year +21.43% -6.67% +7.14%
10th Percentile £21,700 £21,750 £23,000
90th Percentile £57,500 £47,500 £52,000
Wiltshire median annual salary £40,000 £34,400 £37,500
% change year-on-year +16.28% -8.27% +7.14%

CentOS
Job Vacancy Trend in Swindon

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

Job vacancy trend for CentOS in Swindon

CentOS
Salary Trend in Swindon

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

Salary trend for CentOS in Swindon

CentOS
Salary Histogram in Swindon

The salary distribution of IT jobs citing CentOS in Swindon over the 6 months to 24 November 2017.

Salary histogram for CentOS in Swindon

For the 6 months to 24 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 Swindon region with a requirement for CentOS.

1 11 (100.00%) Linux
2 8 (72.73%) Red Hat Enterprise Linux
3 6 (54.55%) Oracle
4 5 (45.45%) Python
4 5 (45.45%) Amazon AWS
4 5 (45.45%) Docker
4 5 (45.45%) DevOps
5 4 (36.36%) Puppet
5 4 (36.36%) Open Source
5 4 (36.36%) Bash Shell
5 4 (36.36%) Agile Software Development
5 4 (36.36%) Ruby
5 4 (36.36%) Load Balancing
5 4 (36.36%) VPN
5 4 (36.36%) Java
5 4 (36.36%) Red Hat
6 3 (27.27%) Stakeholder Management
6 3 (27.27%) PL/SQL
6 3 (27.27%) SQL
6 3 (27.27%) SQL Server
6 3 (27.27%) SSL
6 3 (27.27%) HTTP
6 3 (27.27%) TCP/IP
6 3 (27.27%) Atlassian Bamboo
6 3 (27.27%) Continuous Integration
6 3 (27.27%) Ubuntu
6 3 (27.27%) Amazon EC2
6 3 (27.27%) Amazon S3
6 3 (27.27%) VirtualBox
6 3 (27.27%) Oracle Linux

CentOS
Co-occurring IT Skills in Swindon 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 (18.18%) Confluence
Cloud Services
1 5 (45.45%) Amazon AWS
2 3 (27.27%) Amazon EC2
2 3 (27.27%) Amazon ElastiCache
2 3 (27.27%) Amazon S3
2 3 (27.27%) AWS Elastic Beanstalk
2 3 (27.27%) AWS Lambda
2 3 (27.27%) Route 53
2 3 (27.27%) Serverless
2 3 (27.27%) Virtual Private Cloud
3 2 (18.18%) Microsoft Azure
3 2 (18.18%) OpenShift
Communications & Networking
1 4 (36.36%) VPN
2 3 (27.27%) HTTP
2 3 (27.27%) SSL
2 3 (27.27%) TCP/IP
Database & Business Intelligence
1 3 (27.27%) Amazon RDS
1 3 (27.27%) SQL Server
2 2 (18.18%) Amazon DynamoDB
2 2 (18.18%) Apache Cassandra
2 2 (18.18%) MongoDB
2 2 (18.18%) MySQL
2 2 (18.18%) NoSQL
2 2 (18.18%) PostgreSQL
Development Applications
1 3 (27.27%) Atlassian Bamboo
1 3 (27.27%) Jenkins
1 3 (27.27%) Vagrant
2 2 (18.18%) Artifactory
2 2 (18.18%) JIRA
2 2 (18.18%) SonarQube
2 2 (18.18%) Sonatype Nexus
General
1 1 (9.09%) Finance
Job Titles
1 5 (45.45%) DevOps Engineer
2 4 (36.36%) Administrator
2 4 (36.36%) Systems Administrator
3 2 (18.18%) Junior
3 2 (18.18%) Junior DevOps
3 2 (18.18%) Junior DevOps Engineer
4 1 (9.09%) Architect
4 1 (9.09%) Cloud Architect
4 1 (9.09%) Infrastructure Engineer
4 1 (9.09%) Linux Administrator
4 1 (9.09%) Linux Systems Administrator
4 1 (9.09%) Platform Architect
Libraries, Frameworks & Software Standards
1 2 (18.18%) Elastic Stack
Miscellaneous
1 3 (27.27%) Public Cloud
2 2 (18.18%) CESG
Operating Systems
1 11 (100.00%) Linux
2 8 (72.73%) Red Hat Enterprise Linux
3 3 (27.27%) CoreOS
3 3 (27.27%) Oracle Linux
3 3 (27.27%) Ubuntu
4 1 (9.09%) Debian
4 1 (9.09%) Unix
4 1 (9.09%) Windows
4 1 (9.09%) Windows Server
Processes & Methodologies
1 5 (45.45%) DevOps
2 4 (36.36%) Agile Software Development
2 4 (36.36%) Load Balancing
2 4 (36.36%) Open Source
3 3 (27.27%) Auto-Scaling
3 3 (27.27%) Continuous Integration
3 3 (27.27%) Stakeholder Management
3 3 (27.27%) Waterfall
4 2 (18.18%) Configuration Management
4 2 (18.18%) DSDM
4 2 (18.18%) Migration
4 2 (18.18%) Scrum
5 1 (9.09%) Microservices
5 1 (9.09%) Patch Management
Programming Languages
1 5 (45.45%) Python
2 4 (36.36%) Bash Shell
2 4 (36.36%) Java
2 4 (36.36%) Ruby
3 3 (27.27%) PL/SQL
3 3 (27.27%) SQL
Qualifications
1 2 (18.18%) CESG Certified Professional
1 2 (18.18%) Degree
2 1 (9.09%) Security Cleared
System Software
1 5 (45.45%) Docker
2 3 (27.27%) VirtualBox
3 2 (18.18%) GlusterFS
4 1 (9.09%) Active Directory
4 1 (9.09%) Hyper-V
4 1 (9.09%) VMware ESXi
Systems Management
1 4 (36.36%) Puppet
2 3 (27.27%) Ansible
2 3 (27.27%) Kubernetes
3 2 (18.18%) Nagios
3 2 (18.18%) OSSEC
3 2 (18.18%) Terraform
4 1 (9.09%) Opscode Chef
Vendors
1 6 (54.55%) Oracle
2 4 (36.36%) Red Hat
3 2 (18.18%) New Relic
3 2 (18.18%) VMware
4 1 (9.09%) Google
4 1 (9.09%) Microsoft