Period
to 18 February 2019

The following table provides summary statistics for permanent job vacancies advertised in the East Midlands 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 18 February 2019 with a comparison to the same period in the previous 2 years.

CentOS Linux
England > East Midlands
6 months to
18 Feb 2019
Same period 2018 Same period 2017
Rank 195 214 216
Rank change year-on-year +19 +2 +29
Permanent jobs citing CentOS 23 23 42
As % of all permanent IT jobs advertised in the East Midlands 0.54% 0.44% 0.70%
As % of the Operating Systems category 2.33% 1.98% 3.19%
Number of salaries quoted 18 22 10
East Midlands median annual salary £66,250 £42,500 £43,250
Median salary % change year-on-year +55.88% -1.73% +44.17%
10th Percentile £46,250 £41,250 £26,250
90th Percentile £75,000 £72,500 £60,000
England median annual salary £52,500 £50,000 £50,000
% change year-on-year +5.00% - +5.26%

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 the East Midlands with a requirement for operating system skills.

All Operating Systems
East Midlands
Permanent vacancies with a requirement for operating system skills 989 1,163 1,318
As % of all permanent IT jobs advertised in the East Midlands 23.29% 22.05% 21.85%
Number of salaries quoted 673 984 999
East Midlands median annual salary £40,000 £37,500 £37,500
Median salary % change year-on-year +6.67% - -
10th Percentile £23,000 £21,250 £21,450
90th Percentile £64,750 £60,000 £56,250
England median annual salary £47,500 £45,000 £45,000
% change year-on-year +5.56% - +1.12%

CentOS
Job Vacancy Trend in the East Midlands

Job postings citing CentOS as a percentage of all IT jobs advertised in the East Midlands.

Job vacancy trend for CentOS in the East Midlands

CentOS
Salary Trend in the East Midlands

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

Salary trend for CentOS in the East Midlands

CentOS
Salary Histogram in the East Midlands

The salary distribution of IT jobs citing CentOS in the East Midlands over the 6 months to 18 February 2019.

Salary histogram for CentOS in the East Midlands

CentOS
Job Locations in the East Midlands

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing CentOS within the East Midlands region over the 6 months to 18 February 2019. 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
Derbyshire +24 8 £75,000 +7.14%
Leicestershire -25 7 £55,000 +22.22% 2
Nottinghamshire +26 6 £60,000 +41.18%
Northamptonshire +3 1 - -
Lincolnshire - 1 £35,000 -
CentOS
England

For the 6 months to 18 February 2019, 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 East Midlands region with a requirement for CentOS.

1 23 (100.00%) Linux
2 16 (69.57%) DevOps
3 12 (52.17%) Amazon AWS
3 12 (52.17%) Jenkins
3 12 (52.17%) Red Hat
3 12 (52.17%) Scrum
3 12 (52.17%) Agile Software Development
3 12 (52.17%) Requirements Analysis
4 11 (47.83%) Docker
4 11 (47.83%) Amazon EC2
5 10 (43.48%) Red Hat Enterprise Linux
6 9 (39.13%) ZABBIX
6 9 (39.13%) Web Services
6 9 (39.13%) CloudFront
7 8 (34.78%) BDD
7 8 (34.78%) Opscode Chef
7 8 (34.78%) Elasticsearch
7 8 (34.78%) Amazon RDS
7 8 (34.78%) Terraform
7 8 (34.78%) Virtual Private Cloud
7 8 (34.78%) LDAP
7 8 (34.78%) OpenLDAP
7 8 (34.78%) TDD
8 7 (30.43%) Apache
9 5 (21.74%) ITIL
9 5 (21.74%) Windows
9 5 (21.74%) Retail
9 5 (21.74%) VMware
9 5 (21.74%) Python
9 5 (21.74%) SAN

CentOS
Co-occurring IT Skills in the East Midlands 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 8 (34.78%) Elasticsearch
2 7 (30.43%) Apache
3 4 (17.39%) Confluence
4 2 (8.70%) nginx
4 2 (8.70%) Tomcat
Cloud Services
1 12 (52.17%) Amazon AWS
2 11 (47.83%) Amazon EC2
3 9 (39.13%) CloudFront
4 8 (34.78%) Virtual Private Cloud
5 2 (8.70%) Amazon S3
5 2 (8.70%) Serverless
6 1 (4.35%) Amazon CloudWatch
6 1 (4.35%) AWS Elastic Beanstalk
6 1 (4.35%) AWS Fargate
6 1 (4.35%) npm
6 1 (4.35%) OpenShift
6 1 (4.35%) Route 53
Communications & Networking
1 8 (34.78%) OpenLDAP
2 5 (21.74%) Fibre Channel
2 5 (21.74%) SAN
3 1 (4.35%) DNS
3 1 (4.35%) Firewall
3 1 (4.35%) HTTP
3 1 (4.35%) HTTPS
3 1 (4.35%) SSL
3 1 (4.35%) TCP/IP
Database & Business Intelligence
1 8 (34.78%) Amazon RDS
2 4 (17.39%) MySQL
3 1 (4.35%) Amazon Aurora
3 1 (4.35%) Apache Cassandra
3 1 (4.35%) MariaDB
3 1 (4.35%) NoSQL
3 1 (4.35%) SQL Server
Development Applications
1 12 (52.17%) Jenkins
2 4 (17.39%) Atlassian Bamboo
2 4 (17.39%) Bitbucket
2 4 (17.39%) EasyMock
2 4 (17.39%) JIRA
2 4 (17.39%) JUnit
3 1 (4.35%) Grunt
3 1 (4.35%) webpack
General
1 5 (21.74%) Retail
2 1 (4.35%) Finance
Job Titles
1 11 (47.83%) DevOps Engineer
2 10 (43.48%) AWS DevOps
2 10 (43.48%) AWS DevOps Engineer
2 10 (43.48%) AWS Engineer
3 8 (34.78%) Senior DevOps
3 8 (34.78%) Senior DevOps Engineer
4 5 (21.74%) Developer
5 4 (17.39%) Agile Developer
5 4 (17.39%) Agile Java Developer
5 4 (17.39%) DevOps Developer
5 4 (17.39%) Java Developer
5 4 (17.39%) Java Software Developer
5 4 (17.39%) Software Developer
5 4 (17.39%) VMware Specialist
6 3 (13.04%) Linux Engineer
6 3 (13.04%) Technical Specialist
7 2 (8.70%) Linux DevOps Engineer
7 2 (8.70%) Linux/Unix DevOps
8 1 (4.35%) Linux Systems Engineer
8 1 (4.35%) VMware Engineer
Libraries, Frameworks & Software Standards
1 9 (39.13%) Web Services
2 8 (34.78%) LDAP
3 4 (17.39%) EJB
3 4 (17.39%) Java EE
3 4 (17.39%) JSF
3 4 (17.39%) Spring
4 3 (13.04%) LAMP
5 1 (4.35%) AngularJS
5 1 (4.35%) Elastic Stack
5 1 (4.35%) Node.js
5 1 (4.35%) Symfony
Miscellaneous
1 4 (17.39%) Wiki
2 1 (4.35%) Clustering
2 1 (4.35%) Raspberry Pi
Operating Systems
1 23 (100.00%) Linux
2 10 (43.48%) Red Hat Enterprise Linux
3 5 (21.74%) Windows
4 4 (17.39%) Ubuntu
5 2 (8.70%) Amazon Linux
6 1 (4.35%) Mac OS X
6 1 (4.35%) Windows Server
6 1 (4.35%) Windows Server 2012
Processes & Methodologies
1 16 (69.57%) DevOps
2 12 (52.17%) Agile Software Development
2 12 (52.17%) Requirements Analysis
2 12 (52.17%) Scrum
3 8 (34.78%) BDD
3 8 (34.78%) TDD
4 5 (21.74%) ITIL
5 4 (17.39%) Cybersecurity
5 4 (17.39%) Migration
5 4 (17.39%) OO
5 4 (17.39%) OOD
5 4 (17.39%) Open Source
5 4 (17.39%) Service Delivery
5 4 (17.39%) Software Engineering
6 1 (4.35%) Auto-Scaling
6 1 (4.35%) Continuous Integration
6 1 (4.35%) Mentoring
6 1 (4.35%) Microservices
6 1 (4.35%) Performance Tuning
6 1 (4.35%) Stakeholder Management
Programming Languages
1 5 (21.74%) Python
2 4 (17.39%) C++
2 4 (17.39%) Java
3 3 (13.04%) Bash Shell
4 2 (8.70%) PHP
5 1 (4.35%) SQL
Qualifications
1 4 (17.39%) BPSS Clearance
Quality Assurance & Compliance
1 1 (4.35%) ISO/IEC 27001
System Software
1 11 (47.83%) Docker
2 4 (17.39%) VMware Infrastructure
3 3 (13.04%) Hyper-V
4 2 (8.70%) vSphere
5 1 (4.35%) GPFS
5 1 (4.35%) KVM
5 1 (4.35%) pfSense
Systems Management
1 9 (39.13%) ZABBIX
2 8 (34.78%) Opscode Chef
2 8 (34.78%) Terraform
3 2 (8.70%) Ansible
4 1 (4.35%) Cobbler
4 1 (4.35%) Failover Clustering
4 1 (4.35%) Ganglia
4 1 (4.35%) Kubernetes
4 1 (4.35%) Nagios
Vendors
1 12 (52.17%) Red Hat
2 5 (21.74%) VMware
3 4 (17.39%) Microsoft
4 3 (13.04%) Citrix
5 1 (4.35%) Oracle