The first table below looks at the demand for CentOS skills in IT jobs advertised for the Hertfordshire region. Included is a guide to the average salaries offered in IT jobs that have cited CentOS over the 3 months to 18 April 2014 with a comparison to the same period in the previous 2 years. The second table is for comparison and provides aggregates for all of the Operating Systems category for the Hertfordshire region.

Location
3 months to
18 Apr 2014
Same period 2013 Same period 2012
CentOS Linux
Rank 126 128 149
Rank change year-on-year
+2 +21
Permanent jobs citing CentOS 18 28 1
As % of all permanent IT jobs located in Hertfordshire 0.72% 1.06% 0.038%
As % of the Operating Systems category 2.35% 3.44% 0.13%
Number of salaries quoted 18 27 1
Average salary £53,000 £45,000 £18,000
Average salary % change year-on-year
+17.77% +150.00%
UK excluding London average salary £39,000 £37,500 £38,500
% change year-on-year
+4.00% -2.59%
Operating Systems Category
Hertfordshire
Permanent IT job ads with a match in the
Operating Systems category
767 813 791
As % of all permanent IT jobs located in Hertfordshire 30.87% 30.66% 30.21%
Number of salaries quoted 642 661 635
Average salary £36,000 £40,000 £40,000
Average salary % change year-on-year
-10.00% -
90% offered a salary of more than £22,500 £25,000 £24,000
10% offered a salary of more than £50,000 £60,000 £55,000
UK excluding London average salary £37,000 £37,500 £37,500
% change year-on-year
-1.33% -
CentOS
East of England

CentOS
Jobs Demand Trend in Hertfordshire

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

CentOS Jobs Demand Trend in Hertfordshire

CentOS
Salary Trend in Hertfordshire

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

CentOS Salary Trend in Hertfordshire

CentOS
Salary Histogram in Hertfordshire

This chart provides a salary histogram for IT jobs citing CentOS across the Hertfordshire region over the 3 months to 18 April 2014.

CentOS Salary Histogram in Hertfordshire

CentOS
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the average salaries quoted in IT jobs citing CentOS within the Hertfordshire region over the 3 months to 18 April 2014. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Click each for more statistics)
Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Average Salary
Last 3 Months
Average Salary
% Change
on Same Period
Last Year
Find
Job
Vacancies
Welwyn Garden City - 4 £40,000 -
Hemel Hempstead 0 2 £41,250 -2.94%
Watford -20 1 £55,000 +10.00%
CentOS
East of England

CentOS
Top 30 Related IT Skills in Hertfordshire

For the 6 months to 18 April 2014, IT jobs across the Hertfordshire 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 48 (100.00%) Linux
2 28 (58.33%) Red Hat
3 27 (56.25%) Windows
4 23 (47.92%) MySQL
4 23 (47.92%) Apache
5 20 (41.67%) MVC
5 20 (41.67%) .NET
5 20 (41.67%) C#
5 20 (41.67%) HTML
5 20 (41.67%) SQL Server
5 20 (41.67%) Visual Studio
5 20 (41.67%) ASP.NET
5 20 (41.67%) CSS
5 20 (41.67%) Web Services
5 20 (41.67%) NUnit
5 20 (41.67%) Silverlight
5 20 (41.67%) Unit Testing
5 20 (41.67%) PowerShell
5 20 (41.67%) SQL Server 2008
5 20 (41.67%) TeamCity
5 20 (41.67%) Git (software)
5 20 (41.67%) RESTful
5 20 (41.67%) ASP.NET MVC
5 20 (41.67%) SaaS
5 20 (41.67%) MSTest
5 20 (41.67%) RabbitMQ
5 20 (41.67%) Mingle
5 20 (41.67%) Node.js
5 20 (41.67%) Neo4j
5 20 (41.67%) KnockoutJS

CentOS
Top Related IT Skills in Hertfordshire by Category

For the 6 months to 18 April 2014, IT jobs across the Hertfordshire 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 23 (47.92%) Apache
2 20 (41.67%) Node.js
3 15 (31.25%) Tomcat
4 14 (29.17%) Oracle HTTP Server
4 14 (29.17%) CMS
5 1 (2.08%) WebSphere
5 1 (2.08%) WebLogic
Applications
1 20 (41.67%) Mingle
2 1 (2.08%) MS Excel
Cloud Services
1 20 (41.67%) SaaS
Communications & Networking
1 14 (29.17%) DHCP
1 14 (29.17%) HTTP
1 14 (29.17%) DNS
2 4 (8.33%) Intrusion Detection
2 4 (8.33%) LAN
2 4 (8.33%) WAN
2 4 (8.33%) VPN
2 4 (8.33%) Firewall
2 4 (8.33%) Wireless
Database & Business Intelligence
1 23 (47.92%) MySQL
2 20 (41.67%) SQL Server
2 20 (41.67%) SQL Server 2008
2 20 (41.67%) Neo4j
3 14 (29.17%) PostgreSQL
4 10 (20.83%) RavenDB
5 1 (2.08%) Relational Database
5 1 (2.08%) RDBMS
Development Applications
1 20 (41.67%) Visual Studio
1 20 (41.67%) NUnit
1 20 (41.67%) TeamCity
1 20 (41.67%) Git (software)
1 20 (41.67%) MSTest
General
1 14 (29.17%) Online Betting
1 14 (29.17%) Telecoms
1 14 (29.17%) Finance
1 14 (29.17%) Games
2 1 (2.08%) Marketing
2 1 (2.08%) Legal
Job Titles
1 23 (47.92%) Systems Administrator
1 23 (47.92%) Administrator
2 14 (29.17%) Linux Administrator
2 14 (29.17%) Linux Systems Administrator
2 14 (29.17%) Developer
3 13 (27.08%) Senior Linux Administrator
3 13 (27.08%) Senior Linux Systems Administrator
3 13 (27.08%) Senior Systems Administrator
4 12 (25.00%) Senior Developer
5 4 (8.33%) Team Leader
5 4 (8.33%) Development Team Leader
6 3 (6.25%) Network Engineer
7 2 (4.17%) Lead Developer
7 2 (4.17%) Architect
7 2 (4.17%) Technical Architect
7 2 (4.17%) Infrastructure Engineer
7 2 (4.17%) .NET Developer
7 2 (4.17%) Network Support
7 2 (4.17%) Network Infrastructure Engineer
8 1 (2.08%) Agile .NET Developer
Libraries, Frameworks & Software Standards
1 20 (41.67%) .NET
1 20 (41.67%) HTML
1 20 (41.67%) ASP.NET
1 20 (41.67%) CSS
1 20 (41.67%) Web Services
1 20 (41.67%) Silverlight
1 20 (41.67%) RESTful
1 20 (41.67%) ASP.NET MVC
1 20 (41.67%) RabbitMQ
1 20 (41.67%) KnockoutJS
2 19 (39.58%) ASP.NET MVC 4
3 10 (20.83%) CSS3
3 10 (20.83%) HTML5
4 1 (2.08%) ASP.NET MVC 3
Miscellaneous
1 14 (29.17%) Online Games
Operating Systems
1 48 (100.00%) Linux
2 27 (56.25%) Windows
3 4 (8.33%) OpenBSD
4 3 (6.25%) UNIX
5 1 (2.08%) Red Hat Enterprise Linux
5 1 (2.08%) Solaris
Processes & Methodologies
1 20 (41.67%) MVC
1 20 (41.67%) Unit Testing
1 20 (41.67%) CQRS
2 19 (39.58%) BDD
2 19 (39.58%) Agile Software Development
2 19 (39.58%) TDD
2 19 (39.58%) OO
3 15 (31.25%) UML
3 15 (31.25%) System Testing
4 14 (29.17%) E-Commerce
4 14 (29.17%) Service Delivery
5 9 (18.75%) Domain-Driven Design
5 9 (18.75%) User Acceptance Testing
5 9 (18.75%) Disaster Recovery
6 5 (10.42%) OOA/OOD
6 5 (10.42%) Product Management
7 4 (8.33%) Network Management
Programming Languages
1 20 (41.67%) C#
1 20 (41.67%) PowerShell
2 17 (35.42%) SQL
3 14 (29.17%) Java
4 1 (2.08%) JavaScript
Qualifications
1 15 (31.25%) Degree
2 11 (22.92%) MCSE
2 11 (22.92%) Microsoft Certification
2 11 (22.92%) MCSD
2 11 (22.92%) MCTS
System Software
1 4 (8.33%) Snort
Systems Management
1 10 (20.83%) Business Desktop Deployment
2 4 (8.33%) Nagios
Vendors
1 28 (58.33%) Red Hat
2 15 (31.25%) Oracle
3 4 (8.33%) HP
3 4 (8.33%) Cisco
4 1 (2.08%) Sybase
4 1 (2.08%) Microsoft
4 1 (2.08%) JBoss
Hertfordshire
Opus Resourcing Ltd
Salary: £50000 - £56000 per annum + Generous Bens + Bonus
Posted: 23 hours ago