Period
to 20 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Slough 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 20 November 2017 with a comparison to the same period in the previous 2 years.

CentOS Linux
Berkshire > Slough
6 months to
20 Nov 2017
Same period 2016 Same period 2015
Rank 65 69 94
Rank change year-on-year +4 +25 -7
Permanent jobs citing CentOS 15 11 10
As % of all permanent IT jobs advertised in Slough 2.16% 1.37% 0.76%
As % of the Operating Systems category 6.79% 6.25% 3.76%
Number of salaries quoted 15 11 58
Slough median annual salary £47,500 £32,500 £42,500
Median salary % change year-on-year +46.15% -23.53% -15.00%
10th Percentile £24,300 £31,250 £32,500
90th Percentile £68,750 £75,000 £53,750
Berkshire median annual salary £45,000 £50,000 £42,500
% change year-on-year -10.00% +17.65% -8.11%

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 Slough with a requirement for operating system skills.

All Operating Systems
Slough
Permanent vacancies with a requirement for operating system skills 221 176 266
As % of all permanent IT jobs advertised in Slough 31.75% 21.89% 20.15%
Number of salaries quoted 203 165 238
Slough median annual salary £40,000 £50,000 £40,000
Median salary % change year-on-year -20.00% +25.00% -11.11%
10th Percentile £23,750 £31,250 £22,500
90th Percentile £68,750 £68,250 £68,125
Berkshire median annual salary £45,000 £47,500 £45,000
% change year-on-year -5.26% +5.56% +12.50%

CentOS
Job Vacancy Trend in Slough

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

Job vacancy trend for CentOS in Slough

CentOS
Salary Trend in Slough

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

Salary trend for CentOS in Slough

CentOS
Salary Histogram in Slough

The salary distribution of IT jobs citing CentOS in Slough over the 6 months to 20 November 2017.

Salary histogram for CentOS in Slough

For the 6 months to 20 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 Slough region with a requirement for CentOS.

1 15 (100.00%) Linux
2 14 (93.33%) Red Hat
3 12 (80.00%) Python
3 12 (80.00%) Bash Shell
3 12 (80.00%) Puppet
3 12 (80.00%) Docker
3 12 (80.00%) Opscode Chef
4 7 (46.67%) Ansible
4 7 (46.67%) DevOps
4 7 (46.67%) Kubernetes
4 7 (46.67%) Microsoft Azure
4 7 (46.67%) Amazon AWS
4 7 (46.67%) Red Hat Enterprise Linux
4 7 (46.67%) GitHub
4 7 (46.67%) Internet
4 7 (46.67%) Continuous Integration
5 5 (33.33%) Ruby
5 5 (33.33%) Perl
5 5 (33.33%) nginx
5 5 (33.33%) Open Source
5 5 (33.33%) Salt
6 3 (20.00%) VMware ESXi
6 3 (20.00%) SQL Server
6 3 (20.00%) IIS
6 3 (20.00%) Windows
6 3 (20.00%) Cisco
6 3 (20.00%) VMware
7 2 (13.33%) VMware Infrastructure
7 2 (13.33%) IBM
7 2 (13.33%) Active Directory

CentOS
Co-occurring IT Skills in Slough 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 5 (33.33%) nginx
2 3 (20.00%) IIS
Cloud Services
1 7 (46.67%) Amazon AWS
1 7 (46.67%) GitHub
1 7 (46.67%) Microsoft Azure
Communications & Networking
1 7 (46.67%) Internet
2 2 (13.33%) WebEx
3 1 (6.67%) VoIP
Database & Business Intelligence
1 3 (20.00%) SQL Server
2 2 (13.33%) DB2
2 2 (13.33%) Hadoop
Job Titles
1 7 (46.67%) DevOps Engineer
2 6 (40.00%) Administrator
2 6 (40.00%) Linux Administrator
2 6 (40.00%) Linux Systems Administrator
2 6 (40.00%) Systems Administrator
3 1 (6.67%) Consultant
3 1 (6.67%) Insight Consultant
3 1 (6.67%) Junior
3 1 (6.67%) Junior Consultant
3 1 (6.67%) Junior Technical Consultant
3 1 (6.67%) Technical Consultant
3 1 (6.67%) Technical Support
3 1 (6.67%) VMWare Administrator
3 1 (6.67%) Windows Administrator
3 1 (6.67%) Windows Systems Administrator
Libraries, Frameworks & Software Standards
1 1 (6.67%) LAMP
Operating Systems
1 15 (100.00%) Linux
2 7 (46.67%) Red Hat Enterprise Linux
3 3 (20.00%) Windows
4 2 (13.33%) Windows Server
5 1 (6.67%) Debian
5 1 (6.67%) Mac OS X
5 1 (6.67%) Windows Server 2012
Processes & Methodologies
1 7 (46.67%) Continuous Integration
1 7 (46.67%) DevOps
2 5 (33.33%) Open Source
3 2 (13.33%) Mentoring
4 1 (6.67%) Network Management
4 1 (6.67%) Security Management
Programming Languages
1 12 (80.00%) Bash Shell
1 12 (80.00%) Python
2 5 (33.33%) Perl
2 5 (33.33%) Ruby
3 1 (6.67%) SQL
System Software
1 12 (80.00%) Docker
2 3 (20.00%) VMware ESXi
3 2 (13.33%) Active Directory
3 2 (13.33%) VMware Infrastructure
4 1 (6.67%) vSphere
Systems Management
1 12 (80.00%) Opscode Chef
1 12 (80.00%) Puppet
2 7 (46.67%) Ansible
2 7 (46.67%) Kubernetes
3 5 (33.33%) Salt
Vendors
1 14 (93.33%) Red Hat
2 3 (20.00%) Cisco
2 3 (20.00%) VMware
3 2 (13.33%) Cognos
3 2 (13.33%) IBM
3 2 (13.33%) Oracle
3 2 (13.33%) Paxata
3 2 (13.33%) Splunk
3 2 (13.33%) Tableau
4 1 (6.67%) Draytek