The table below looks at the statistics for CentOS skills in IT jobs advertised for the Cambridge region. Included is a guide to the salaries offered in IT jobs that have cited CentOS over the 3 months to 30 May 2016 with a comparison to the same period over the previous 2 years.

3 months to
30 May 2016
Same period 2015 Same period 2014
CentOS Linux
Rank 100 94 99
Rank change year-on-year
-6 +5
Permanent jobs citing CentOS 9 20 30
As % of all permanent IT jobs located in Cambridge 0.74% 1.39% 1.57%
As % of the Operating Systems category 2.07% 4.22% 4.78%
Number of salaries quoted 8 20 29
Median salary £48,250 £43,750 £39,000
Median salary % change year-on-year
+10.28% +12.17%
90% offered a salary of more than £40,250 £32,500 £25,000
10% offered a salary of more than £51,550 £50,250 £43,000
UK excluding London median salary £49,000 £40,000 £37,500
% change year-on-year
+22.50% +6.66%
CentOS
Cambridgeshire

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

Operating Systems Category
Cambridge
Permanent IT job ads with a match in the
Operating Systems category
435 474 627
As % of all permanent IT jobs located in Cambridge 35.54% 32.96% 32.83%
Number of salaries quoted 373 394 518
Median salary £44,750 £40,000 £40,000
Median salary % change year-on-year
+11.87% -
90% offered a salary of more than £28,500 £26,500 £25,000
10% offered a salary of more than £62,500 £54,000 £52,500
UK excluding London median salary £37,500 £37,500 £36,000
% change year-on-year
- +4.16%

CentOS
Jobs Demand Trend in Cambridge

The demand trend of job ads across the Cambridge region citing CentOS as a proportion of all IT jobs with a match in the Operating Systems category.

CentOS Jobs Demand Trend in Cambridge

CentOS
Salary Trend in Cambridge

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

CentOS Salary Trend in Cambridge

CentOS
Salary Histogram in Cambridge

This chart provides a salary histogram for IT jobs citing CentOS across the Cambridge region over the 3 months to 30 May 2016.

CentOS Salary Histogram in Cambridge

CentOS
Top 30 Related IT Skills in Cambridge

For the 6 months to 30 May 2016, 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 Cambridge region with a requirement for CentOS.

1 20 (100.00%) Linux
2 16 (80.00%) Red Hat
3 13 (65.00%) Red Hat Enterprise Linux
4 11 (55.00%) Perl
5 10 (50.00%) Bash Shell
6 9 (45.00%) Xen
6 9 (45.00%) KVM
7 8 (40.00%) Windows
8 7 (35.00%) SQL
8 7 (35.00%) Apache
8 7 (35.00%) Unix
8 7 (35.00%) LAMP
8 7 (35.00%) PostgreSQL
8 7 (35.00%) Windows Server
9 6 (30.00%) Windows Server 2008
9 6 (30.00%) MySQL
10 5 (25.00%) ITIL
10 5 (25.00%) Configuration Management
10 5 (25.00%) Ubuntu
10 5 (25.00%) Ruby
10 5 (25.00%) Postfix
10 5 (25.00%) iptables
10 5 (25.00%) Opscode Chef
11 4 (20.00%) HAProxy
11 4 (20.00%) LAPP Stack
11 4 (20.00%) ITIL V3
11 4 (20.00%) LPIC
11 4 (20.00%) SQL Server 2008
11 4 (20.00%) Load Balancing
11 4 (20.00%) RHCE

CentOS
Top Related IT Skills in Cambridge 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 (35.00%) Apache
2 4 (20.00%) JBoss
3 2 (10.00%) Confluence
3 2 (10.00%) nginx
3 2 (10.00%) Tomcat
4 1 (5.00%) IIS
Cloud Services
1 1 (5.00%) Amazon AWS
1 1 (5.00%) GitHub
Communications & Networking
1 4 (20.00%) SSL
2 3 (15.00%) WAN
3 2 (10.00%) Firewall
3 2 (10.00%) LAN
3 2 (10.00%) TCP/IP
3 2 (10.00%) VoIP
4 1 (5.00%) DNS
4 1 (5.00%) HTTP
4 1 (5.00%) Kerberos
4 1 (5.00%) tcpdump
4 1 (5.00%) VLAN
Database & Business Intelligence
1 7 (35.00%) PostgreSQL
2 6 (30.00%) MySQL
3 4 (20.00%) SQL Server
3 4 (20.00%) SQL Server 2008
4 3 (15.00%) DB2
Development Applications
1 2 (10.00%) JIRA
2 1 (5.00%) Atlassian Bamboo
2 1 (5.00%) Git (software)
2 1 (5.00%) Jenkins
2 1 (5.00%) Maven
2 1 (5.00%) Subversion
General
1 1 (5.00%) Finance
1 1 (5.00%) Games
Job Titles
1 11 (55.00%) Linux Engineer
2 9 (45.00%) Linux Support
2 9 (45.00%) Linux Support Engineer
2 9 (45.00%) Support Engineer
3 5 (25.00%) Unix Engineer
3 5 (25.00%) Unix Linux Engineer
3 5 (25.00%) Unix Support
3 5 (25.00%) Unix Support Engineer
4 4 (20.00%) Administrator
4 4 (20.00%) Cloud Engineer
4 4 (20.00%) Implementation Engineer
4 4 (20.00%) Systems Administrator
5 2 (10.00%) IT Systems Administrator
5 2 (10.00%) Linux Administrator
5 2 (10.00%) Linux Systems Administrator
5 2 (10.00%) Senior Linux Engineer
5 2 (10.00%) Senior Linux Support
5 2 (10.00%) Senior Unix Engineer
5 2 (10.00%) Senior Unix Support
5 2 (10.00%) Senior Unix Support Engineer
Libraries, Frameworks & Software Standards
1 7 (35.00%) LAMP
2 4 (20.00%) LAPP Stack
3 1 (5.00%) LEMP Stack
3 1 (5.00%) Web Services
Miscellaneous
1 4 (20.00%) Replication
2 1 (5.00%) Analytical Skills
2 1 (5.00%) BBC
2 1 (5.00%) iPhone
Operating Systems
1 20 (100.00%) Linux
2 13 (65.00%) Red Hat Enterprise Linux
3 8 (40.00%) Windows
4 7 (35.00%) Unix
4 7 (35.00%) Windows Server
5 6 (30.00%) Windows Server 2008
6 5 (25.00%) Ubuntu
7 3 (15.00%) Debian
8 2 (10.00%) Windows 7
9 1 (5.00%) Android
9 1 (5.00%) HPUX
9 1 (5.00%) Oracle Linux
Processes & Methodologies
1 5 (25.00%) Configuration Management
1 5 (25.00%) ITIL
2 4 (20.00%) ITIL V3
2 4 (20.00%) Load Balancing
2 4 (20.00%) Project Management
3 3 (15.00%) Continuous Improvement
4 2 (10.00%) Server Building
5 1 (5.00%) Agile Software Development
5 1 (5.00%) CRM
5 1 (5.00%) Data Management
5 1 (5.00%) DevOps
5 1 (5.00%) High Availability
5 1 (5.00%) Open Source
5 1 (5.00%) Patch Management
5 1 (5.00%) Problem Management
Programming Languages
1 11 (55.00%) Perl
2 10 (50.00%) Bash Shell
3 7 (35.00%) SQL
4 5 (25.00%) Ruby
5 4 (20.00%) Java
5 4 (20.00%) T-SQL
6 2 (10.00%) Python
7 1 (5.00%) JavaScript
Qualifications
1 4 (20.00%) LPIC
1 4 (20.00%) RHCE
2 2 (10.00%) MCP
2 2 (10.00%) MCSE
2 2 (10.00%) Microsoft Certification
System Software
1 9 (45.00%) KVM
1 9 (45.00%) Xen
2 5 (25.00%) iptables
2 5 (25.00%) Postfix
3 3 (15.00%) Active Directory
3 3 (15.00%) VMware Infrastructure
4 2 (10.00%) Hyper-V
4 2 (10.00%) vSphere
5 1 (5.00%) Docker
5 1 (5.00%) Sendmail
Systems Management
1 5 (25.00%) Opscode Chef
2 4 (20.00%) HAProxy
3 1 (5.00%) Nagios
3 1 (5.00%) Puppet
3 1 (5.00%) Red Hat Satellite
Vendors
1 16 (80.00%) Red Hat
2 4 (20.00%) Sun
3 3 (15.00%) VMware
4 1 (5.00%) HP
4 1 (5.00%) Oracle
Cambridge, Cambridgeshire
Vantage Recruitment Solutions Ltd
Salary: From £35,000 to £45,000 per annum
Posted: 19 hours ago
Cambridge, Cambridgeshire
Adalta Recruitment Solutions
Salary: £40000 - £50000 per annum + Benefits
Posted: 4 days ago
Cambridge
OCC Computer Personnel
Salary: Market related
Posted: 14 days ago