Period
to 23 July 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 23 July 2018 with a comparison to the same period in the previous 2 years.

CentOS Linux
South Yorkshire > Sheffield
6 months to
23 Jul 2018
Same period 2017 Same period 2016
Rank 76 92 94
Rank change year-on-year +16 +2 +17
Permanent jobs citing CentOS 8 1 2
As % of all permanent IT jobs advertised in Sheffield 0.86% 0.11% 0.18%
As % of the Operating Systems category 5.37% 0.59% 0.78%
Number of salaries quoted 8 1 2
Sheffield median annual salary £32,500 £40,000 £35,000
Median salary % change year-on-year -18.75% +14.29% -
10th Percentile £27,500 £37,500 £30,000
90th Percentile £60,000 £42,500 £40,000
South Yorkshire median annual salary £32,500 £40,000 £32,500
% change year-on-year -18.75% +23.08% -7.14%

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 149 169 258
As % of all permanent IT jobs advertised in Sheffield 15.94% 18.09% 23.52%
Number of salaries quoted 124 140 235
Sheffield median annual salary £37,500 £39,500 £40,000
Median salary % change year-on-year -5.06% -1.25% +11.11%
10th Percentile £19,650 £20,638 £21,250
90th Percentile £60,000 £63,750 £60,000
South Yorkshire median annual salary £35,000 £40,000 £37,500
% change year-on-year -12.50% +6.67% +4.17%

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 23 July 2018.

Salary histogram for CentOS in Sheffield

For the 6 months to 23 July 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 8 (100.00%) Linux
2 5 (62.50%) Red Hat
3 4 (50.00%) MCTS
3 4 (50.00%) MCITP
3 4 (50.00%) Mac OS
3 4 (50.00%) VMware
3 4 (50.00%) Backup Exec
3 4 (50.00%) MCSA
3 4 (50.00%) Windows
3 4 (50.00%) PHP
3 4 (50.00%) SharePoint
3 4 (50.00%) MS Exchange
3 4 (50.00%) DHCP
3 4 (50.00%) DNS
3 4 (50.00%) Cisco
3 4 (50.00%) Microsoft
3 4 (50.00%) Active Directory
3 4 (50.00%) Microsoft Certification
3 4 (50.00%) Veeam
3 4 (50.00%) SharePoint 2013
3 4 (50.00%) Exchange Server 2013
4 3 (37.50%) DevOps
4 3 (37.50%) MongoDB
4 3 (37.50%) Analytical Skills
4 3 (37.50%) Web Operations
4 3 (37.50%) Problem-Solving
4 3 (37.50%) JavaScript
4 3 (37.50%) Red Hat Enterprise Linux
4 3 (37.50%) LAMP
5 2 (25.00%) Configuration Management

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 (50.00%) Exchange Server 2013
1 4 (50.00%) MS Exchange
1 4 (50.00%) SharePoint
1 4 (50.00%) SharePoint 2013
Communications & Networking
1 4 (50.00%) DHCP
1 4 (50.00%) DNS
Database & Business Intelligence
1 3 (37.50%) MongoDB
2 2 (25.00%) MySQL
2 2 (25.00%) Redis
3 1 (12.50%) NoSQL
Development Applications
1 1 (12.50%) Git (software)
1 1 (12.50%) Jenkins
Job Titles
1 4 (50.00%) IT Technician
1 4 (50.00%) Senior IT Technician
1 4 (50.00%) Senior Technician
2 2 (25.00%) WebOps Engineer
3 1 (12.50%) Applications Engineer
3 1 (12.50%) AWS Engineer
3 1 (12.50%) Linux Engineer
3 1 (12.50%) Site Engineer
3 1 (12.50%) Site Reliability Engineer
Libraries, Frameworks & Software Standards
1 3 (37.50%) LAMP
2 2 (25.00%) RabbitMQ
3 1 (12.50%) Node.js
Miscellaneous
1 3 (37.50%) Analytical Skills
Operating Systems
1 8 (100.00%) Linux
2 4 (50.00%) Mac OS
2 4 (50.00%) Windows
3 3 (37.50%) Red Hat Enterprise Linux
4 1 (12.50%) Ubuntu
Processes & Methodologies
1 3 (37.50%) DevOps
1 3 (37.50%) Problem-Solving
1 3 (37.50%) Web Operations
2 2 (25.00%) Configuration Management
3 1 (12.50%) Agile Software Development
3 1 (12.50%) Data Science
3 1 (12.50%) ITIL
3 1 (12.50%) Site Reliability Engineering
3 1 (12.50%) Software Engineering
3 1 (12.50%) Threat Management
Programming Languages
1 4 (50.00%) PHP
2 3 (37.50%) JavaScript
3 1 (12.50%) Python
3 1 (12.50%) Ruby
3 1 (12.50%) Shell Script
3 1 (12.50%) SQL
Qualifications
1 4 (50.00%) MCITP
1 4 (50.00%) MCSA
1 4 (50.00%) MCTS
1 4 (50.00%) Microsoft Certification
2 1 (12.50%) ITIL Foundation Certificate
System Software
1 4 (50.00%) Active Directory
Systems Management
1 4 (50.00%) Backup Exec
2 1 (12.50%) Ansible
2 1 (12.50%) Xymon
2 1 (12.50%) ZABBIX
Vendors
1 5 (62.50%) Red Hat
2 4 (50.00%) Cisco
2 4 (50.00%) Microsoft
2 4 (50.00%) Veeam
2 4 (50.00%) VMware
3 1 (12.50%) Google