Period
to 26 April 2018

The following table provides summary statistics for permanent job vacancies advertised in Sheffield 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 26 April 2018 with a comparison to the same period in the previous 2 years.

CentOS Linux
South Yorkshire > Sheffield
6 months to
26 Apr 2018
Same period 2017 Same period 2016
Rank 71 88 100
Rank change year-on-year +17 +12 +20
Permanent jobs citing CentOS 18 6 3
As % of all permanent IT jobs advertised in Sheffield 1.91% 0.62% 0.26%
As % of the Operating Systems category 10.65% 3.64% 1.29%
Number of salaries quoted 18 6 3
Sheffield median annual salary £60,000 £45,000 £35,000
Median salary % change year-on-year +33.33% +28.57% -17.65%
South Yorkshire median annual salary £60,000 £45,000 £33,750
% change year-on-year +33.33% +33.33% -20.59%

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 Sheffield with a requirement for operating system skills.

All Operating Systems
Sheffield
Permanent vacancies with a requirement for operating system skills 169 165 232
As % of all permanent IT jobs advertised in Sheffield 17.92% 17.13% 19.76%
Number of salaries quoted 154 140 212
Sheffield median annual salary £42,500 £32,500 £40,000
Median salary % change year-on-year +30.77% -18.75% +14.29%
10th Percentile £19,650 £21,000 £25,800
90th Percentile £60,000 £62,625 £57,500
South Yorkshire median annual salary £40,000 £35,000 £38,000
% change year-on-year +14.29% -7.89% +8.57%

CentOS
Job Vacancy Trend in Sheffield

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

Job vacancy trend for CentOS in Sheffield

CentOS
Salary Trend in Sheffield

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

Salary trend for CentOS in Sheffield

CentOS
Salary Histogram in Sheffield

The salary distribution of IT jobs citing CentOS in Sheffield over the 6 months to 26 April 2018.

Salary histogram for CentOS in Sheffield

For the 6 months to 26 April 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 Sheffield region with a requirement for CentOS.

1 18 (100.00%) Linux
2 14 (77.78%) JavaScript
2 14 (77.78%) PHP
2 14 (77.78%) LAMP
2 14 (77.78%) Red Hat Enterprise Linux
2 14 (77.78%) DevOps
2 14 (77.78%) Analytical Skills
2 14 (77.78%) Web Operations
2 14 (77.78%) Problem-Solving
3 11 (61.11%) Google
4 8 (44.44%) Configuration Management
4 8 (44.44%) Redis
4 8 (44.44%) MongoDB
4 8 (44.44%) RabbitMQ
5 6 (33.33%) Node.js
5 6 (33.33%) Agile Software Development
5 6 (33.33%) Ruby
5 6 (33.33%) MySQL
6 4 (22.22%) Windows
6 4 (22.22%) VMware
6 4 (22.22%) Backup Exec
6 4 (22.22%) MCSA
6 4 (22.22%) SharePoint
6 4 (22.22%) MS Exchange
6 4 (22.22%) DHCP
6 4 (22.22%) DNS
6 4 (22.22%) Cisco
6 4 (22.22%) Microsoft
6 4 (22.22%) Active Directory
6 4 (22.22%) Microsoft Certification

CentOS
Co-occurring IT Skills in Sheffield 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 4 (22.22%) Exchange Server 2013
1 4 (22.22%) MS Exchange
1 4 (22.22%) SharePoint
1 4 (22.22%) SharePoint 2013
Communications & Networking
1 4 (22.22%) DHCP
1 4 (22.22%) DNS
Database & Business Intelligence
1 8 (44.44%) MongoDB
1 8 (44.44%) Redis
2 6 (33.33%) MySQL
Job Titles
1 8 (44.44%) WebOps Engineer
2 6 (33.33%) Site Engineer
3 4 (22.22%) IT Technician
3 4 (22.22%) Senior IT Technician
3 4 (22.22%) Senior Technician
Libraries, Frameworks & Software Standards
1 14 (77.78%) LAMP
2 8 (44.44%) RabbitMQ
3 6 (33.33%) Node.js
Miscellaneous
1 14 (77.78%) Analytical Skills
Operating Systems
1 18 (100.00%) Linux
2 14 (77.78%) Red Hat Enterprise Linux
3 4 (22.22%) Mac OS
3 4 (22.22%) Windows
Processes & Methodologies
1 14 (77.78%) DevOps
1 14 (77.78%) Problem-Solving
1 14 (77.78%) Web Operations
2 8 (44.44%) Configuration Management
3 6 (33.33%) Agile Software Development
Programming Languages
1 14 (77.78%) JavaScript
1 14 (77.78%) PHP
2 6 (33.33%) Ruby
Qualifications
1 4 (22.22%) MCITP
1 4 (22.22%) MCSA
1 4 (22.22%) MCTS
1 4 (22.22%) Microsoft Certification
System Software
1 4 (22.22%) Active Directory
Systems Management
1 4 (22.22%) Backup Exec
Vendors
1 11 (61.11%) Google
2 4 (22.22%) Cisco
2 4 (22.22%) Microsoft
2 4 (22.22%) Red Hat
2 4 (22.22%) Veeam
2 4 (22.22%) VMware