Period
to 19 January 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 19 January 2018 with a comparison to the same period in the previous 2 years.

CentOS Linux
South Yorkshire > Sheffield
6 months to
19 Jan 2018
Same period 2017 Same period 2016
Rank 74 86 100
Rank change year-on-year +12 +14 +19
Permanent jobs citing CentOS 11 5 2
As % of all permanent IT jobs advertised in Sheffield 1.32% 0.49% 0.17%
As % of the Operating Systems category 5.88% 2.65% 0.80%
Number of salaries quoted 11 5 2
Sheffield median annual salary £60,000 £45,000 £65,000
Median salary % change year-on-year +33.33% -30.77% +52.94%
South Yorkshire median annual salary £60,000 £45,000 £65,000
% change year-on-year +33.33% -30.77% +52.94%

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 187 189 250
As % of all permanent IT jobs advertised in Sheffield 22.37% 18.66% 21.01%
Number of salaries quoted 166 166 224
Sheffield median annual salary £42,500 £32,250 £35,000
Median salary % change year-on-year +31.78% -7.86% -
10th Percentile £20,875 £21,000 £23,210
90th Percentile £60,000 £55,625 £57,125
South Yorkshire median annual salary £42,500 £31,500 £35,000
% change year-on-year +34.92% -10.00% +1.45%

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

For the 6 months to 19 January 2018, 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 Sheffield region with a requirement for CentOS.

1 11 (100.00%) JavaScript
1 11 (100.00%) PHP
1 11 (100.00%) Linux
1 11 (100.00%) LAMP
1 11 (100.00%) Red Hat Enterprise Linux
1 11 (100.00%) DevOps
1 11 (100.00%) Analytical Skills
1 11 (100.00%) Web Operations
2 10 (90.91%) Google
3 6 (54.55%) Redis
3 6 (54.55%) MongoDB
3 6 (54.55%) RabbitMQ
3 6 (54.55%) Configuration Management
4 5 (45.45%) MySQL
4 5 (45.45%) Agile Software Development
4 5 (45.45%) Ruby
4 5 (45.45%) Node.js

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:

Database & Business Intelligence
1 6 (54.55%) MongoDB
1 6 (54.55%) Redis
2 5 (45.45%) MySQL
Job Titles
1 6 (54.55%) WebOps Engineer
2 5 (45.45%) Site Engineer
Libraries, Frameworks & Software Standards
1 11 (100.00%) LAMP
2 6 (54.55%) RabbitMQ
3 5 (45.45%) Node.js
Miscellaneous
1 11 (100.00%) Analytical Skills
Operating Systems
1 11 (100.00%) Linux
1 11 (100.00%) Red Hat Enterprise Linux
Processes & Methodologies
1 11 (100.00%) DevOps
1 11 (100.00%) Web Operations
2 6 (54.55%) Configuration Management
3 5 (45.45%) Agile Software Development
Programming Languages
1 11 (100.00%) JavaScript
1 11 (100.00%) PHP
2 5 (45.45%) Ruby
Vendors
1 10 (90.91%) Google