The table below looks at the statistics for CentOS skills in IT jobs advertised for the Essex region. Included is a guide to the average salaries offered in IT jobs that have cited CentOS over the 3 months to 29 June 2015 with a comparison to the same period in the previous 2 years.

Location
3 months to
29 Jun 2015
Same period 2014 Same period 2013
CentOS Linux
Rank - 100 73
Permanent jobs citing CentOS 0 3 16
As % of all permanent IT jobs located in Essex - 0.22% 1.57%
As % of the Operating Systems category - 0.70% 4.35%
Number of salaries quoted 0 2 16
Average salary - £33,250 £37,500
Average salary % change year-on-year
- -11.33%
UK excluding London average salary £40,000 £37,500 £37,500
% change year-on-year
+6.66% -
CentOS
East of England

The following table is for comparison with the above and provides statistics for the entire Operating Systems category in permanent jobs advertised in the Essex region.

Operating Systems Category
Essex
Permanent IT job ads with a match in the
Operating Systems category
246 426 368
As % of all permanent IT jobs located in Essex 19.40% 31.58% 36.04%
Number of salaries quoted 137 354 305
Average salary £37,500 £42,500 £40,000
Average salary % change year-on-year
-11.76% +6.25%
90% offered a salary of more than £23,000 £23,000 £27,500
10% offered a salary of more than £50,000 £55,000 £55,000
UK excluding London average salary £37,500 £36,500 £37,500
% change year-on-year
+2.73% -2.66%

CentOS
Jobs Demand Trend in Essex

This chart provides a 3-month moving total of permanent IT jobs citing CentOS across the Essex region as a proportion of the total demand within the Operating Systems category.

CentOS Jobs Demand Trend in Essex

CentOS
Salary Trend in Essex

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

CentOS Salary Trend in Essex

CentOS
Top 30 Related IT Skills in Essex

For the 6 months to 29 June 2015, IT jobs across the Essex region citing CentOS also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited CentOS.

1 6 (100.00%) SQL
1 6 (100.00%) Windows
1 6 (100.00%) Linux
2 4 (66.67%) OOP
2 4 (66.67%) MCSE
2 4 (66.67%) .NET
2 4 (66.67%) SQL Server
2 4 (66.67%) Visual Studio
2 4 (66.67%) ASP.NET
2 4 (66.67%) CSS
2 4 (66.67%) Web Services
2 4 (66.67%) Microsoft Certification
2 4 (66.67%) Agile Software Development
2 4 (66.67%) TDD
2 4 (66.67%) NUnit
2 4 (66.67%) Software Engineering
2 4 (66.67%) MCTS
2 4 (66.67%) MVC
2 4 (66.67%) Finance
2 4 (66.67%) C#
2 4 (66.67%) HTML
2 4 (66.67%) Business Desktop Deployment
2 4 (66.67%) Silverlight
2 4 (66.67%) Unit Testing
2 4 (66.67%) MCSD
2 4 (66.67%) PowerShell
2 4 (66.67%) TeamCity
2 4 (66.67%) Git (software)
2 4 (66.67%) RESTful
2 4 (66.67%) ASP.NET MVC

CentOS
Top Related IT Skills in Essex by Category

For the 6 months to 29 June 2015, IT jobs across the Essex region citing CentOS also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited CentOS. Up to 20 skills are shown per category.

Application Platforms
1 2 (33.33%) MS Exchange
1 2 (33.33%) Lync
1 2 (33.33%) Exchange Server 2010
1 2 (33.33%) Exchange Server 2013
Applications
1 4 (66.67%) Mingle
Communications & Networking
1 2 (33.33%) SAN
Database & Business Intelligence
1 4 (66.67%) SQL Server
1 4 (66.67%) RavenDB
1 4 (66.67%) Neo4j
Development Applications
1 4 (66.67%) Visual Studio
1 4 (66.67%) NUnit
1 4 (66.67%) TeamCity
1 4 (66.67%) Git (software)
1 4 (66.67%) MSTest
1 4 (66.67%) Octopus Deploy
General
1 4 (66.67%) Finance
Job Titles
1 4 (66.67%) Developer
1 4 (66.67%) Programmer
1 4 (66.67%) .NET Developer
1 4 (66.67%) .NET Programmer
1 4 (66.67%) Agile .NET Developer
2 2 (33.33%) Service Operations Manager
2 2 (33.33%) Operations Manager
2 2 (33.33%) Service Manager
Libraries, Frameworks & Software Standards
1 4 (66.67%) HTML
1 4 (66.67%) .NET
1 4 (66.67%) ASP.NET
1 4 (66.67%) CSS
1 4 (66.67%) Web Services
1 4 (66.67%) Silverlight
1 4 (66.67%) RESTful
1 4 (66.67%) ASP.NET MVC
1 4 (66.67%) RabbitMQ
1 4 (66.67%) KnockoutJS
Miscellaneous
1 2 (33.33%) Clustering
1 2 (33.33%) Analytical Skills
Operating Systems
1 6 (100.00%) Windows
1 6 (100.00%) Linux
2 2 (33.33%) Windows Server 2003
2 2 (33.33%) Windows Server 2012
Processes & Methodologies
1 4 (66.67%) MVC
1 4 (66.67%) Agile Software Development
1 4 (66.67%) TDD
1 4 (66.67%) Software Engineering
1 4 (66.67%) OOP
1 4 (66.67%) Unit Testing
1 4 (66.67%) BDD
1 4 (66.67%) CQRS
2 2 (33.33%) Service Delivery
2 2 (33.33%) Change Management
2 2 (33.33%) Problem Management
2 2 (33.33%) ITIL
Programming Languages
1 6 (100.00%) SQL
2 4 (66.67%) PowerShell
2 4 (66.67%) C#
Qualifications
1 4 (66.67%) MCSD
1 4 (66.67%) MCSE
1 4 (66.67%) Microsoft Certification
1 4 (66.67%) MCTS
2 2 (33.33%) ITIL Certification
Quality Assurance & Compliance
1 2 (33.33%) SLA
System Software
1 2 (33.33%) Active Directory
1 2 (33.33%) VMware Infrastructure
1 2 (33.33%) XenApp
1 2 (33.33%) XenDesktop
Systems Management
1 4 (66.67%) Business Desktop Deployment
Vendors
1 2 (33.33%) Cisco
1 2 (33.33%) Microsoft
1 2 (33.33%) HP
1 2 (33.33%) Citrix
1 2 (33.33%) VMware
1 2 (33.33%) Brocade
1 2 (33.33%) 3PAR
2 1 (16.67%) EPiServer