The table below looks at the statistics for CentOS skills in IT contracts advertised for the Hertfordshire region. Included is a guide to the contractor rates offered in IT contracts that have cited CentOS over the 3 months to 25 February 2017 with a comparison to the same period over the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
25 Feb 2017
Same period 2016 Same period 2015
CentOS Linux
East of England / Hertfordshire
Rank 55 - 60
Rank change year-on-year
- 0
Contract jobs citing CentOS 1 0 1
As % of all contract IT jobs located in Hertfordshire 0.17% - 0.16%
As % of the Operating Systems category 0.96% - 0.61%
Number of daily rates quoted 1 0 0
Median daily rate £550 - -
UK excluding London median daily rate £450 £439 £375
% change year-on-year
+2.56% +17.00%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £16.38 £8.50 £47.50
% change year-on-year
+92.64% -82.10%

The following table is for comparison with the above and provides statistics for the entire Operating Systems category in contract jobs advertised in the Hertfordshire region.

Operating Systems Category
Hertfordshire
Contract IT job ads with a match in the
Operating Systems category
104 133 165
As % of all contract IT jobs located in Hertfordshire 17.66% 22.06% 25.86%
Number of daily rates quoted 53 63 68
Median daily rate £220 £390 £375
Median daily rate % change year-on-year
-43.58% +4.00%
90% offered a daily rate of more than £130 £175 £200
10% offered a daily rate of more than £400 £475 £525
UK excluding London median daily rate £365 £350 £338
% change year-on-year
+4.28% +3.70%
Number of hourly rates quoted 7 19 32
Median hourly rate £14.50 £15.50 £21.25
Median hourly rate % change year-on-year
-6.45% -27.05%
UK excluding London median hourly rate £15.25 £17.00 £15.75
% change year-on-year
-10.29% +7.93%

CentOS
Jobs Demand Trend in Hertfordshire

The demand trend of contract jobs across the Hertfordshire region citing CentOS as a proportion of all IT contracts with a match in the Operating Systems category.

CentOS Jobs Demand Trend in Hertfordshire

CentOS
Daily Rate Trend in Hertfordshire

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing CentOS across the Hertfordshire region.

CentOS Daily Rate Trend in Hertfordshire

CentOS
Contract Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing CentOS within the Hertfordshire region over the 3 months to 25 February 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Watford - 1 £550 - 1
CentOS
East of England

CentOS
Top 30 Related IT Skills in Hertfordshire

For the 6 months to 25 February 2017, IT contractor jobs citing CentOS also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Hertfordshire region with a requirement for CentOS.

1 2 (100.00%) Linux
1 2 (100.00%) Ubuntu
1 2 (100.00%) Amazon AWS
1 2 (100.00%) DevOps
1 2 (100.00%) Red Hat Enterprise Linux
2 1 (50.00%) Git (software)
2 1 (50.00%) Web Services
2 1 (50.00%) Pingdom
2 1 (50.00%) Line Management
2 1 (50.00%) AppDynamics
2 1 (50.00%) PagerDuty
2 1 (50.00%) AWS CloudFormation
2 1 (50.00%) Kubernetes
2 1 (50.00%) Application Performance Management
2 1 (50.00%) AWS Lambda
2 1 (50.00%) Virtual Machines
2 1 (50.00%) Confluence
2 1 (50.00%) NoSQL
2 1 (50.00%) Bitbucket
2 1 (50.00%) Jenkins
2 1 (50.00%) Amazon DynamoDB
2 1 (50.00%) Ansible
2 1 (50.00%) Docker
2 1 (50.00%) JIRA
2 1 (50.00%) Load Balancing
2 1 (50.00%) Atlassian
2 1 (50.00%) Continuous Integration
2 1 (50.00%) Performance Management
2 1 (50.00%) Shell Script
2 1 (50.00%) Configuration Management

CentOS
Top Related IT Skills in Hertfordshire 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 1 (50.00%) Confluence
Cloud Services
1 2 (100.00%) Amazon AWS
2 1 (50.00%) AWS CloudFormation
2 1 (50.00%) AWS Lambda
Database & Business Intelligence
1 1 (50.00%) Amazon DynamoDB
1 1 (50.00%) NoSQL
Development Applications
1 1 (50.00%) Bitbucket
1 1 (50.00%) Git (software)
1 1 (50.00%) Jenkins
1 1 (50.00%) JIRA
Job Titles
1 1 (50.00%) AWS Engineer
1 1 (50.00%) Cloud Engineer
1 1 (50.00%) DevOps Engineer
1 1 (50.00%) Linux Engineer
Libraries, Frameworks & Software Standards
1 1 (50.00%) Web Services
Operating Systems
1 2 (100.00%) Linux
1 2 (100.00%) Red Hat Enterprise Linux
1 2 (100.00%) Ubuntu
Processes & Methodologies
1 2 (100.00%) DevOps
2 1 (50.00%) Application Performance Management
2 1 (50.00%) Configuration Management
2 1 (50.00%) Continuous Integration
2 1 (50.00%) Line Management
2 1 (50.00%) Load Balancing
2 1 (50.00%) Performance Management
Programming Languages
1 1 (50.00%) Shell Script
System Software
1 1 (50.00%) Docker
1 1 (50.00%) Virtual Machines
Systems Management
1 1 (50.00%) Ansible
1 1 (50.00%) Kubernetes
1 1 (50.00%) Pingdom
Vendors
1 1 (50.00%) AppDynamics
1 1 (50.00%) Atlassian
1 1 (50.00%) PagerDuty