Period
to 19 October 2018

The following table provides summary statistics for permanent job vacancies advertised in the East Midlands 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 19 October 2018 with a comparison to the same period in the previous 2 years.

CentOS Linux
England > East Midlands
6 months to
19 Oct 2018
Same period 2017 Same period 2016
Rank 188 208 211
Rank change year-on-year +20 +3 +45
Permanent jobs citing CentOS 35 11 48
As % of all permanent IT jobs advertised in the East Midlands 0.74% 0.22% 0.74%
As % of the Operating Systems category 3.78% 1.00% 2.92%
Number of salaries quoted 31 6 41
East Midlands median annual salary £60,000 £42,500 £42,500
Median salary % change year-on-year +41.18% - +36.00%
10th Percentile £37,500 £26,500 £27,500
90th Percentile £75,000 £43,750 £67,500
England median annual salary £55,000 £50,000 £50,000
% change year-on-year +10.00% - +5.26%

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 the East Midlands with a requirement for operating system skills.

All Operating Systems
East Midlands
Permanent vacancies with a requirement for operating system skills 927 1,103 1,644
As % of all permanent IT jobs advertised in the East Midlands 19.64% 22.00% 25.23%
Number of salaries quoted 743 936 1,308
East Midlands median annual salary £37,500 £35,000 £37,500
Median salary % change year-on-year +7.14% -6.67% +1.35%
10th Percentile £21,250 £21,063 £22,000
90th Percentile £60,600 £58,750 £55,000
England median annual salary £47,500 £45,000 £45,000
% change year-on-year +5.56% - +0.56%

CentOS
Job Vacancy Trend in the East Midlands

Job postings citing CentOS as a percentage of all IT jobs advertised in the East Midlands.

Job vacancy trend for CentOS in the East Midlands

CentOS
Salary Trend in the East Midlands

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

Salary trend for CentOS in the East Midlands

CentOS
Salary Histogram in the East Midlands

The salary distribution of IT jobs citing CentOS in the East Midlands over the 6 months to 19 October 2018.

Salary histogram for CentOS in the East Midlands

CentOS
Job Locations in the East Midlands

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing CentOS within the East Midlands region over the 6 months to 19 October 2018. 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
Derbyshire +19 13 £75,000 - 1
Leicestershire +1 10 £46,000 +84.00% 2
Nottinghamshire +18 7 £60,000 +41.18% 3
Lincolnshire +10 3 £28,500 +1.79%
Northamptonshire -10 2 £40,000 -5.88%
CentOS
England

For the 6 months to 19 October 2018, IT jobs citing CentOS also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the East Midlands region with a requirement for CentOS.

1 35 (100.00%) Linux
2 23 (65.71%) Jenkins
2 23 (65.71%) DevOps
3 22 (62.86%) Red Hat
4 20 (57.14%) Scrum
4 20 (57.14%) Agile Software Development
5 19 (54.29%) Requirements Analysis
6 17 (48.57%) Opscode Chef
6 17 (48.57%) Docker
7 16 (45.71%) Amazon AWS
8 14 (40.00%) Red Hat Enterprise Linux
8 14 (40.00%) Terraform
9 13 (37.14%) ZABBIX
9 13 (37.14%) OpenLDAP
9 13 (37.14%) Amazon EC2
9 13 (37.14%) Elasticsearch
9 13 (37.14%) Amazon RDS
9 13 (37.14%) BDD
9 13 (37.14%) CloudFront
9 13 (37.14%) Virtual Private Cloud
9 13 (37.14%) TDD
9 13 (37.14%) LDAP
9 13 (37.14%) Web Services
10 12 (34.29%) Windows
11 9 (25.71%) JUnit
11 9 (25.71%) Apache
11 9 (25.71%) Spring
11 9 (25.71%) VMware
11 9 (25.71%) Confluence
11 9 (25.71%) Bitbucket

CentOS
Co-occurring IT Skills in the East Midlands 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 13 (37.14%) Elasticsearch
2 9 (25.71%) Apache
2 9 (25.71%) Confluence
Applications
1 2 (5.71%) Microsoft Excel
1 2 (5.71%) Microsoft Office
Cloud Services
1 16 (45.71%) Amazon AWS
2 13 (37.14%) Amazon EC2
2 13 (37.14%) CloudFront
2 13 (37.14%) Virtual Private Cloud
3 3 (8.57%) Microsoft Azure
3 3 (8.57%) npm
4 1 (2.86%) Office 365
4 1 (2.86%) OpenShift
Communications & Networking
1 13 (37.14%) OpenLDAP
2 7 (20.00%) SAN
3 6 (17.14%) Fibre Channel
4 2 (5.71%) DHCP
4 2 (5.71%) DNS
4 2 (5.71%) TCP/IP
5 1 (2.86%) Ethernet
Database & Business Intelligence
1 13 (37.14%) Amazon RDS
2 6 (17.14%) MySQL
3 3 (8.57%) MariaDB
4 2 (5.71%) Oracle Database
4 2 (5.71%) Oracle Reports
5 1 (2.86%) SQL Server
Development Applications
1 23 (65.71%) Jenkins
2 9 (25.71%) Bitbucket
2 9 (25.71%) JIRA
2 9 (25.71%) JUnit
3 6 (17.14%) Atlassian Bamboo
3 6 (17.14%) EasyMock
4 3 (8.57%) Git (software)
4 3 (8.57%) Grunt
4 3 (8.57%) IBM UrbanCode
4 3 (8.57%) Selenium
4 3 (8.57%) SonarQube
4 3 (8.57%) Sonatype Nexus
4 3 (8.57%) webpack
5 2 (5.71%) PHPUnit
5 2 (5.71%) PuPHPet
5 2 (5.71%) Vagrant
6 1 (2.86%) Maven
6 1 (2.86%) MSBuild
General
1 3 (8.57%) Finance
1 3 (8.57%) Retail
Job Titles
1 16 (45.71%) DevOps Engineer
2 13 (37.14%) AWS DevOps Engineer
3 9 (25.71%) Developer
4 7 (20.00%) AWS DevOps
4 7 (20.00%) AWS Engineer
4 7 (20.00%) Senior DevOps
4 7 (20.00%) Senior DevOps Engineer
5 6 (17.14%) Agile Developer
5 6 (17.14%) Agile Java Developer
5 6 (17.14%) DevOps Developer
5 6 (17.14%) Java Developer
5 6 (17.14%) Java Software Developer
5 6 (17.14%) Operations Engineer
5 6 (17.14%) Software Developer
6 5 (14.29%) VMware Specialist
7 3 (8.57%) Administrator
7 3 (8.57%) Full Stack Developer
7 3 (8.57%) Technical Specialist
8 2 (5.71%) Linux Administrator
8 2 (5.71%) Windows Administrator
Libraries, Frameworks & Software Standards
1 13 (37.14%) LDAP
1 13 (37.14%) Web Services
2 9 (25.71%) Spring
3 6 (17.14%) EJB
3 6 (17.14%) Java EE
3 6 (17.14%) JSF
4 3 (8.57%) AngularJS
4 3 (8.57%) LAMP
4 3 (8.57%) Node.js
4 3 (8.57%) Symfony
4 3 (8.57%) YAML
5 2 (5.71%) RESTful
Miscellaneous
1 6 (17.14%) Wiki
2 2 (5.71%) Algorithms
2 2 (5.71%) Computer Science
2 2 (5.71%) Data Structures
3 1 (2.86%) Clustering
3 1 (2.86%) Raspberry Pi
3 1 (2.86%) Self-Motivation
Operating Systems
1 35 (100.00%) Linux
2 14 (40.00%) Red Hat Enterprise Linux
3 12 (34.29%) Windows
4 5 (14.29%) Ubuntu
5 4 (11.43%) Windows Server
6 3 (8.57%) Debian
7 2 (5.71%) Windows Server 2012
8 1 (2.86%) Mac OS X
8 1 (2.86%) Windows Server 2003
8 1 (2.86%) Windows Server 2008
Processes & Methodologies
1 23 (65.71%) DevOps
2 20 (57.14%) Agile Software Development
2 20 (57.14%) Scrum
3 19 (54.29%) Requirements Analysis
4 13 (37.14%) BDD
4 13 (37.14%) TDD
5 9 (25.71%) Open Source
6 7 (20.00%) ITIL
7 6 (17.14%) Cybersecurity
7 6 (17.14%) OO
7 6 (17.14%) OOD
7 6 (17.14%) Service Delivery
7 6 (17.14%) Software Engineering
8 5 (14.29%) Migration
9 4 (11.43%) Continuous Integration
10 3 (8.57%) Test Automation
11 2 (5.71%) OOP
11 2 (5.71%) Security Patching
11 2 (5.71%) Unit Testing
11 2 (5.71%) Wireframes
Programming Languages
1 7 (20.00%) Java
2 6 (17.14%) C++
2 6 (17.14%) Python
3 5 (14.29%) Bash Shell
4 3 (8.57%) PHP
4 3 (8.57%) Ruby
4 3 (8.57%) Shell Script
5 2 (5.71%) JavaScript
5 2 (5.71%) Perl
6 1 (2.86%) Groovy
Qualifications
1 6 (17.14%) BPSS Clearance
2 2 (5.71%) Computer Science Degree
2 2 (5.71%) Degree
Quality Assurance & Compliance
1 2 (5.71%) ISO/IEC 27001
1 2 (5.71%) Sarbanes-Oxley
System Software
1 17 (48.57%) Docker
2 7 (20.00%) VMware Infrastructure
3 4 (11.43%) Hyper-V
4 3 (8.57%) vSphere
5 1 (2.86%) Active Directory
Systems Management
1 17 (48.57%) Opscode Chef
2 14 (40.00%) Terraform
3 13 (37.14%) ZABBIX
4 3 (8.57%) Kubernetes
4 3 (8.57%) Puppet
5 1 (2.86%) Ansible
5 1 (2.86%) Failover Clustering
Vendors
1 22 (62.86%) Red Hat
2 9 (25.71%) VMware
3 5 (14.29%) Oracle
4 4 (11.43%) Microsoft
5 3 (8.57%) Citrix
6 1 (2.86%) AppDynamics
6 1 (2.86%) Cisco
6 1 (2.86%) HP
6 1 (2.86%) Splunk