Period
to 22 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Wiltshire 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
South West > Wiltshire
6 months to
22 Nov 2017
Same period 2016 Same period 2015
Rank 95 119 123
Rank change year-on-year +24 +4 +11
Permanent jobs citing CentOS 27 6 17
As % of all permanent IT jobs advertised in Wiltshire 1.73% 0.35% 0.79%
As % of the Operating Systems category 5.96% 1.09% 2.88%
Number of salaries quoted 18 3 18
Wiltshire median annual salary £40,000 £40,000 £47,500
Median salary % change year-on-year - -15.79% -5.00%
10th Percentile £34,375 £37,500 £35,125
90th Percentile £58,750 £42,500 £51,475
South West median annual salary £40,000 £38,750 £42,500
% change year-on-year +3.23% -8.82% +13.33%

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 Wiltshire with a requirement for operating system skills.

All Operating Systems
Wiltshire
Permanent vacancies with a requirement for operating system skills 453 551 590
As % of all permanent IT jobs advertised in Wiltshire 29.08% 32.09% 27.34%
Number of salaries quoted 385 482 544
Wiltshire median annual salary £40,000 £33,750 £36,750
Median salary % change year-on-year +18.52% -8.16% +5.00%
10th Percentile £25,000 £22,500 £22,500
90th Percentile £60,000 £45,925 £50,700
South West median annual salary £40,000 £35,000 £37,500
% change year-on-year +14.29% -6.67% +7.14%

CentOS
Job Vacancy Trend in Wiltshire

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

Job vacancy trend for CentOS in Wiltshire

CentOS
Salary Trend in Wiltshire

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

Salary trend for CentOS in Wiltshire

CentOS
Salary Histogram in Wiltshire

The salary distribution of IT jobs citing CentOS in Wiltshire over the 6 months to 22 November 2017.

Salary histogram for CentOS in Wiltshire

CentOS
Job Locations in Wiltshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing CentOS within the Wiltshire region over the 6 months to 22 November 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Swindon +9 10 £50,000 +25.00% 1
Salisbury - 9 £40,000 -
Corsham - 6 - -
Chippenham - 1 £62,500 -
CentOS
South West

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 Wiltshire region with a requirement for CentOS.

1 27 (100.00%) Linux
2 20 (74.07%) Red Hat
2 20 (74.07%) Puppet
3 17 (62.96%) Red Hat Enterprise Linux
4 16 (59.26%) Security Cleared
5 15 (55.56%) SC Cleared
5 15 (55.56%) Oracle
6 12 (44.44%) Python
6 12 (44.44%) Amazon S3
6 12 (44.44%) Amazon AWS
6 12 (44.44%) Oracle Linux
7 11 (40.74%) Open Source
7 11 (40.74%) VMware
7 11 (40.74%) Agile Software Development
8 10 (37.04%) Continuous Integration
8 10 (37.04%) Unix
8 10 (37.04%) Microsoft
8 10 (37.04%) Active Directory
8 10 (37.04%) Ansible
9 9 (33.33%) OpenShift
9 9 (33.33%) Scality
9 9 (33.33%) RHCSA
9 9 (33.33%) Virtual Machines
9 9 (33.33%) HP
9 9 (33.33%) RHCE
9 9 (33.33%) Shell Script
9 9 (33.33%) DNS
9 9 (33.33%) Security Management
9 9 (33.33%) DHCP
9 9 (33.33%) NFS

CentOS
Co-occurring IT Skills in Wiltshire 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 (25.93%) Cloud Foundry
1 7 (25.93%) OpenStack
2 2 (7.41%) Confluence
Cloud Services
1 12 (44.44%) Amazon AWS
1 12 (44.44%) Amazon S3
2 9 (33.33%) OpenShift
3 5 (18.52%) PaaS
4 3 (11.11%) Amazon EC2
4 3 (11.11%) Amazon ElastiCache
4 3 (11.11%) AWS Elastic Beanstalk
4 3 (11.11%) AWS Lambda
4 3 (11.11%) Route 53
4 3 (11.11%) Serverless
4 3 (11.11%) Virtual Private Cloud
5 2 (7.41%) Microsoft Azure
Communications & Networking
1 9 (33.33%) DHCP
1 9 (33.33%) DNS
2 4 (14.81%) VPN
3 3 (11.11%) HTTP
3 3 (11.11%) SSL
3 3 (11.11%) TCP/IP
Database & Business Intelligence
1 6 (22.22%) Big Data
2 3 (11.11%) Amazon RDS
2 3 (11.11%) SQL Server
3 2 (7.41%) Amazon DynamoDB
3 2 (7.41%) Apache Cassandra
3 2 (7.41%) MongoDB
3 2 (7.41%) MySQL
3 2 (7.41%) NoSQL
3 2 (7.41%) PostgreSQL
Development Applications
1 3 (11.11%) Atlassian Bamboo
1 3 (11.11%) Jenkins
1 3 (11.11%) Vagrant
2 2 (7.41%) Artifactory
2 2 (7.41%) JIRA
2 2 (7.41%) SonarQube
2 2 (7.41%) Sonatype Nexus
General
1 1 (3.70%) Finance
Job Titles
1 9 (33.33%) Linux Engineer
1 9 (33.33%) Storage Engineer
2 7 (25.93%) Infrastructure Engineer
3 6 (22.22%) Cloud Engineer
3 6 (22.22%) Cloud Infrastructure Engineer
3 6 (22.22%) DevOps Engineer
4 4 (14.81%) Administrator
4 4 (14.81%) Systems Administrator
5 2 (7.41%) Junior
5 2 (7.41%) Junior DevOps
5 2 (7.41%) Junior DevOps Engineer
6 1 (3.70%) Architect
6 1 (3.70%) Cloud Architect
6 1 (3.70%) Linux Administrator
6 1 (3.70%) Linux Systems Administrator
6 1 (3.70%) Platform Architect
Libraries, Frameworks & Software Standards
1 2 (7.41%) Elastic Stack
Miscellaneous
1 9 (33.33%) Derivative
2 8 (29.63%) Public Cloud
3 6 (22.22%) Cloud Native
3 6 (22.22%) Computer Science
4 2 (7.41%) CESG
Operating Systems
1 27 (100.00%) Linux
2 17 (62.96%) Red Hat Enterprise Linux
3 12 (44.44%) Oracle Linux
4 10 (37.04%) Unix
5 3 (11.11%) CoreOS
5 3 (11.11%) Ubuntu
6 1 (3.70%) Debian
6 1 (3.70%) Windows
6 1 (3.70%) Windows Server
Processes & Methodologies
1 11 (40.74%) Agile Software Development
1 11 (40.74%) Open Source
2 10 (37.04%) Continuous Integration
3 9 (33.33%) ITIL
3 9 (33.33%) Security Management
4 8 (29.63%) Configuration Management
5 7 (25.93%) Software Engineering
5 7 (25.93%) TDD
6 6 (22.22%) DevOps
7 4 (14.81%) Load Balancing
8 3 (11.11%) Auto-Scaling
8 3 (11.11%) Stakeholder Management
8 3 (11.11%) Waterfall
9 2 (7.41%) DSDM
9 2 (7.41%) Migration
9 2 (7.41%) Scrum
10 1 (3.70%) Logistics
10 1 (3.70%) Microservices
10 1 (3.70%) Patch Management
Programming Languages
1 12 (44.44%) Python
2 9 (33.33%) Shell Script
3 4 (14.81%) Bash Shell
3 4 (14.81%) Java
3 4 (14.81%) Ruby
4 3 (11.11%) PL/SQL
4 3 (11.11%) SQL
Qualifications
1 16 (59.26%) Security Cleared
2 15 (55.56%) SC Cleared
3 9 (33.33%) DV Cleared
3 9 (33.33%) RHCE
3 9 (33.33%) RHCSA
4 8 (29.63%) Degree
5 2 (7.41%) CESG Certified Professional
System Software
1 10 (37.04%) Active Directory
2 9 (33.33%) NFS
2 9 (33.33%) Samba
2 9 (33.33%) Virtual Machines
2 9 (33.33%) VMware Infrastructure
3 5 (18.52%) Docker
4 3 (11.11%) VirtualBox
5 2 (7.41%) GlusterFS
6 1 (3.70%) Hyper-V
6 1 (3.70%) VMware ESXi
Systems Management
1 20 (74.07%) Puppet
2 10 (37.04%) Ansible
3 7 (25.93%) Opscode Chef
4 3 (11.11%) Kubernetes
5 2 (7.41%) Nagios
5 2 (7.41%) OSSEC
5 2 (7.41%) Terraform
Vendors
1 20 (74.07%) Red Hat
2 15 (55.56%) Oracle
3 11 (40.74%) VMware
4 10 (37.04%) Microsoft
5 9 (33.33%) HP
5 9 (33.33%) Scality
6 6 (22.22%) SaltStack
7 2 (7.41%) New Relic
8 1 (3.70%) Google