Period
to 21 September 2020

The following table provides summary statistics for permanent job vacancies advertised in Gloucestershire 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 21 September 2020 with a comparison to the same period in the previous 2 years.

CentOS Linux
South West > Gloucestershire
6 months to
21 Sep 2020
Same period 2019 Same period 2018
Rank 58 88 78
Rank change year-on-year +30 -10 +40
Permanent jobs citing CentOS 23 66 54
As % of all permanent jobs advertised in Gloucestershire 3.51% 3.61% 3.22%
As % of the Operating Systems category 14.02% 10.48% 10.69%
Number of salaries quoted 18 64 24
Median annual salary £50,000 £47,500 £45,000
Median salary % change year-on-year +5.26% +5.56% +20.00%
10th Percentile £32,500 £37,500 £36,250
90th Percentile £65,800 £62,500 £59,625
South West median annual salary £46,000 £47,500 £45,000
% change year-on-year -3.16% +5.56% +12.50%

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 Gloucestershire with a requirement for operating system skills.

All Operating Systems
Gloucestershire
Permanent vacancies with a requirement for operating system skills 164 630 505
As % of all permanent IT jobs advertised in Gloucestershire 25.04% 34.48% 30.11%
Number of salaries quoted 125 505 381
Median annual salary £50,000 £45,000 £46,000
Median salary % change year-on-year +11.11% -2.17% +8.24%
10th Percentile £24,600 £26,250 £27,500
90th Percentile £87,000 £62,500 £65,000
South West median annual salary £40,000 £40,000 £40,000

CentOS
Job Vacancy Trend in Gloucestershire

Job postings citing CentOS as a proportion of all IT jobs advertised in Gloucestershire.

Job vacancy trend for CentOS in Gloucestershire

CentOS
Salary Trend in Gloucestershire

3-month moving average salary quoted in jobs citing CentOS in Gloucestershire.

Salary trend for CentOS in Gloucestershire

CentOS
Salary Histogram in Gloucestershire

Salary distribution for jobs citing CentOS in Gloucestershire over the 6 months to 21 September 2020.

Salary histogram for CentOS in Gloucestershire

CentOS
Job Locations in Gloucestershire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing CentOS within the Gloucestershire region over the 6 months to 21 September 2020. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Cheltenham -4 9 £35,000 -22.22%
Gloucester +26 3 - - 2
CentOS
South West

For the 6 months to 21 September 2020, 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 Gloucestershire region with a requirement for CentOS.

1 23 (100.00%) Linux
2 22 (95.65%) Red Hat
3 19 (82.61%) Python
3 19 (82.61%) DV Cleared
3 19 (82.61%) Security Cleared
3 19 (82.61%) Red Hat Enterprise Linux
3 19 (82.61%) JIRA
3 19 (82.61%) Confluence
3 19 (82.61%) DevOps
4 17 (73.91%) Jenkins
4 17 (73.91%) Technical Leadership
4 17 (73.91%) Scrum
4 17 (73.91%) Agile Software Development
5 16 (69.57%) C
5 16 (69.57%) Open Source
5 16 (69.57%) Apache NiFi
6 15 (65.22%) Ansible
6 15 (65.22%) Mentoring
6 15 (65.22%) Software Engineering
6 15 (65.22%) C++
6 15 (65.22%) Java
6 15 (65.22%) OOD
6 15 (65.22%) OO
7 14 (60.87%) Test Automation
7 14 (60.87%) Docker
8 13 (56.52%) Kafka
8 13 (56.52%) Cybersecurity
9 12 (52.17%) Business Development
9 12 (52.17%) Line Management
10 5 (21.74%) Atlassian Bamboo

CentOS
Co-occurring IT Skills in Gloucestershire 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 19 (82.61%) Confluence
2 3 (13.04%) Apache
Cloud Services
1 3 (13.04%) AWS
2 1 (4.35%) AWS CloudFormation
2 1 (4.35%) Azure
2 1 (4.35%) OpenShift
2 1 (4.35%) PaaS
Communications & Networking
1 1 (4.35%) Firewall
1 1 (4.35%) Internet
1 1 (4.35%) OSPF
1 1 (4.35%) VLAN
Database & Business Intelligence
1 1 (4.35%) Apache Accumulo
1 1 (4.35%) Hadoop
Development Applications
1 19 (82.61%) JIRA
2 17 (73.91%) Jenkins
3 5 (21.74%) Atlassian Bamboo
3 5 (21.74%) Bitbucket
3 5 (21.74%) Bitbucket Server
4 3 (13.04%) EasyMock
4 3 (13.04%) JUnit
4 3 (13.04%) Mockito
5 1 (4.35%) Git (software)
Job Titles
1 13 (56.52%) Software Engineer
2 6 (26.09%) Lead Software Engineer
3 5 (21.74%) Java Engineer
3 5 (21.74%) Java Software Engineer
3 5 (21.74%) Linux Engineer
4 3 (13.04%) C++ Software Engineer
4 3 (13.04%) Infrastructure Engineer
4 3 (13.04%) Python Engineer
4 3 (13.04%) Python Software Engineer
5 2 (8.70%) AWS Developer
5 2 (8.70%) Developer
6 1 (4.35%) Cloud Engineer
6 1 (4.35%) Cloud Infrastructure Engineer
6 1 (4.35%) DevOps Engineer
6 1 (4.35%) Linux DevOps Engineer
6 1 (4.35%) Linux Scripter
6 1 (4.35%) Linux Systems Engineer
6 1 (4.35%) Linux/Unix DevOps
6 1 (4.35%) Principal Software Engineer
6 1 (4.35%) Systems Engineer
Libraries, Frameworks & Software Standards
1 16 (69.57%) Apache NiFi
2 13 (56.52%) Kafka
3 3 (13.04%) EJB
3 3 (13.04%) Elastic Stack
3 3 (13.04%) Java EE
3 3 (13.04%) JSF
3 3 (13.04%) Spring
4 1 (4.35%) Web Services
Miscellaneous
1 3 (13.04%) Wiki
2 2 (8.70%) Cyberthreat
3 1 (4.35%) Cybercrime
3 1 (4.35%) PKI
3 1 (4.35%) Private Cloud
3 1 (4.35%) Public Cloud
Operating Systems
1 23 (100.00%) Linux
2 19 (82.61%) Red Hat Enterprise Linux
3 2 (8.70%) Windows
3 2 (8.70%) Windows 10
3 2 (8.70%) Windows 7
4 1 (4.35%) Debian
4 1 (4.35%) Ubuntu
Processes & Methodologies
1 19 (82.61%) DevOps
2 17 (73.91%) Agile Software Development
2 17 (73.91%) Scrum
2 17 (73.91%) Technical Leadership
3 16 (69.57%) Open Source
4 15 (65.22%) Mentoring
4 15 (65.22%) OO
4 15 (65.22%) OOD
4 15 (65.22%) Software Engineering
5 14 (60.87%) Test Automation
6 13 (56.52%) Cybersecurity
7 12 (52.17%) Business Development
7 12 (52.17%) Line Management
8 3 (13.04%) Incident Management
8 3 (13.04%) Infrastructure Engineering
8 3 (13.04%) Systems Engineering
9 2 (8.70%) Migration
10 1 (4.35%) Configuration Management
10 1 (4.35%) ITIL
10 1 (4.35%) Service Management
Programming Languages
1 19 (82.61%) Python
2 16 (69.57%) C
3 15 (65.22%) C++
3 15 (65.22%) Java
4 5 (21.74%) Bash Shell
5 2 (8.70%) Perl
5 2 (8.70%) PowerShell
Qualifications
1 19 (82.61%) DV Cleared
1 19 (82.61%) Security Cleared
System Software
1 14 (60.87%) Docker
2 4 (17.39%) Active Directory
3 2 (8.70%) VMware ESXi
3 2 (8.70%) VMware Infrastructure
3 2 (8.70%) vSphere
4 1 (4.35%) Apache ZooKeeper
4 1 (4.35%) Ceph
4 1 (4.35%) Hyper-V
4 1 (4.35%) VirtualBox
Systems Management
1 15 (65.22%) Ansible
2 3 (13.04%) Kubernetes
3 2 (8.70%) Puppet
4 1 (4.35%) Terraform
Vendors
1 22 (95.65%) Red Hat
2 5 (21.74%) VMware
3 2 (8.70%) Atlassian
4 1 (4.35%) Microsoft