Period
to 19 August 2018

The following table provides summary statistics for contract job vacancies advertised in Berkshire with a requirement for CentOS skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited CentOS over the 6 months to 19 August 2018 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

CentOS Linux
South East > Berkshire
6 months to
19 Aug 2018
Same period 2017 Same period 2016
Rank 144 129 161
Rank change year-on-year -15 +32 +12
Contract jobs citing CentOS 28 28 19
As % of all contract IT jobs advertised in Berkshire 0.71% 0.72% 0.40%
As % of the Operating Systems category 4.13% 4.34% 1.98%
Number of daily rates quoted 15 23 20
Berkshire median daily rate £425 £500 £470
Median daily rate % change year-on-year -15.00% +6.38% +29.66%
10th Percentile £330 £306 £424
90th Percentile £538 £613 £526
South East median daily rate £425 £475 £438
% change year-on-year -10.53% +8.57% +16.67%
Number of hourly rates quoted 0 0 0
Berkshire median hourly rate - - -
South East median hourly rate £54.75 - £55.00

CentOS is in the Operating Systems category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Berkshire with a requirement for operating system skills.

All Operating Systems
Berkshire
Contract vacancies with a requirement for operating system skills 678 645 961
As % of all contract IT jobs advertised in Berkshire 17.28% 16.67% 20.31%
Number of daily rates quoted 355 324 533
Berkshire median daily rate £400 £389 £380
Median daily rate % change year-on-year +2.83% +2.37% +1.33%
10th Percentile £150 £204 £225
90th Percentile £538 £550 £538
South East median daily rate £413 £400 £380
% change year-on-year +3.13% +5.26% +5.56%
Number of hourly rates quoted 53 50 61
Berkshire median hourly rate £17.50 £12.50 £12.50
Median hourly rate % change year-on-year +40.00% - -41.86%
10th Percentile £8.00 £10.75 £10.50
90th Percentile £44.50 £39.75 £24.09
South East median hourly rate £19.00 £17.00 £18.25
% change year-on-year +11.76% -6.85% +7.35%

CentOS
Job Vacancy Trend in Berkshire

Job postings citing CentOS as a percentage of all IT jobs advertised in Berkshire.

Job vacancy trend for CentOS in Berkshire

CentOS
Contractor Daily Rate Trend in Berkshire

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing CentOS in Berkshire.

Contractor daily rate trend for CentOS in Berkshire

CentOS
Contractor Daily Rate Histogram in Berkshire

The daily rate distribution of IT jobs citing CentOS in Berkshire over the 6 months to 19 August 2018.

Contractor daily rate histogram for CentOS in Berkshire

CentOS
Contract Job Locations in Berkshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing CentOS within the Berkshire region over the 6 months to 19 August 2018. 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Reading 0 13 £433 +0.29% 5
Bracknell 0 4 £500 +66.67%
Newbury -5 4 - - 1
Maidenhead -9 3 £488 +39.29%
Slough -12 3 £275 -47.62%
CentOS
South East

For the 6 months to 19 August 2018, IT contractor 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 contract job ads across the Berkshire region with a requirement for CentOS.

1 28 (100.00%) Linux
2 19 (67.86%) Python
2 19 (67.86%) DevOps
3 17 (60.71%) Ansible
4 14 (50.00%) Puppet
4 14 (50.00%) Red Hat
5 13 (46.43%) Configuration Management
5 13 (46.43%) Amazon AWS
5 13 (46.43%) Red Hat Enterprise Linux
6 11 (39.29%) Bash Shell
6 11 (39.29%) Jenkins
7 9 (32.14%) Docker
8 8 (28.57%) Hadoop
9 7 (25.00%) Git (software)
9 7 (25.00%) Kubernetes
9 7 (25.00%) Terraform
10 6 (21.43%) Big Data
10 6 (21.43%) Scrum
10 6 (21.43%) Agile Software Development
10 6 (21.43%) Unix
11 5 (17.86%) Java
11 5 (17.86%) JavaScript
11 5 (17.86%) Ubuntu
11 5 (17.86%) Opscode Chef
11 5 (17.86%) Elastic Stack
12 4 (14.29%) Kafka
12 4 (14.29%) PowerShell
12 4 (14.29%) Oracle
12 4 (14.29%) Apache
12 4 (14.29%) Shell Script

CentOS
Co-occurring IT Skills in Berkshire 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 (14.29%) Apache
2 2 (7.14%) Elasticsearch
3 1 (3.57%) Tomcat
3 1 (3.57%) WebLogic
Cloud Services
1 13 (46.43%) Amazon AWS
2 2 (7.14%) Amazon EC2
2 2 (7.14%) Amazon ELB
2 2 (7.14%) Amazon S3
2 2 (7.14%) AWS CloudFormation
2 2 (7.14%) AWS Lambda
2 2 (7.14%) CloudBees
2 2 (7.14%) Google Cloud Platform
2 2 (7.14%) Microsoft Azure
2 2 (7.14%) Route 53
2 2 (7.14%) Serverless
2 2 (7.14%) Virtual Private Cloud
Communications & Networking
1 4 (14.29%) TCP/IP
2 3 (10.71%) DNS
2 3 (10.71%) HTTP
2 3 (10.71%) SSH
2 3 (10.71%) VPN
3 2 (7.14%) IPsec
3 2 (7.14%) OpenVPN
3 2 (7.14%) SSL
Database & Business Intelligence
1 8 (28.57%) Hadoop
2 6 (21.43%) Big Data
3 2 (7.14%) Amazon DynamoDB
3 2 (7.14%) MariaDB
3 2 (7.14%) MySQL
3 2 (7.14%) NoSQL
3 2 (7.14%) RDBMS
3 2 (7.14%) Relational Database
4 1 (3.57%) PostgreSQL
Development Applications
1 11 (39.29%) Jenkins
2 7 (25.00%) Git (software)
3 2 (7.14%) JIRA
3 2 (7.14%) Sonatype Nexus
General
1 2 (7.14%) Telecoms
2 1 (3.57%) Automotive
Job Titles
1 16 (57.14%) DevOps Engineer
2 4 (14.29%) AWS DevOps
2 4 (14.29%) AWS DevOps Engineer
2 4 (14.29%) AWS Engineer
3 3 (10.71%) Cloud Engineer
3 3 (10.71%) Data Engineer
3 3 (10.71%) Linux Engineer
4 2 (7.14%) 2nd Line Support
4 2 (7.14%) Analyst
4 2 (7.14%) Big Data Engineer
4 2 (7.14%) Developer
4 2 (7.14%) Hadoop Engineer
4 2 (7.14%) Kubernetes Engineer
4 2 (7.14%) Linux Developer
4 2 (7.14%) Linux DevOps Engineer
4 2 (7.14%) Linux Scripter
4 2 (7.14%) Linux/Unix DevOps
4 2 (7.14%) Open Source Developer
4 2 (7.14%) Python Developer
5 1 (3.57%) Security Analyst
Libraries, Frameworks & Software Standards
1 5 (17.86%) Elastic Stack
2 4 (14.29%) Kafka
3 3 (10.71%) LAMP
3 3 (10.71%) Web Services
4 2 (7.14%) Node.js
4 2 (7.14%) SOAP
4 2 (7.14%) Software Packaging
5 1 (3.57%) Middleware
Miscellaneous
1 3 (10.71%) Data Centre
1 3 (10.71%) Linux Command Line
2 1 (3.57%) BBC
2 1 (3.57%) Private Cloud
2 1 (3.57%) Public Cloud
Operating Systems
1 28 (100.00%) Linux
2 13 (46.43%) Red Hat Enterprise Linux
3 6 (21.43%) Unix
4 5 (17.86%) Ubuntu
5 3 (10.71%) Debian
5 3 (10.71%) Solaris
6 2 (7.14%) Amazon Linux
6 2 (7.14%) Fedora
6 2 (7.14%) Windows
Processes & Methodologies
1 19 (67.86%) DevOps
2 13 (46.43%) Configuration Management
3 6 (21.43%) Agile Software Development
3 6 (21.43%) Scrum
4 3 (10.71%) Continuous Integration
4 3 (10.71%) Deployment Automation
4 3 (10.71%) Migration
4 3 (10.71%) Open Source
4 3 (10.71%) Open Source Development
4 3 (10.71%) Root Cause Analysis
5 2 (7.14%) Analytics
5 2 (7.14%) E-Commerce
5 2 (7.14%) Infrastructure Management
5 2 (7.14%) Workflow
6 1 (3.57%) Load Balancing
6 1 (3.57%) OWASP
6 1 (3.57%) SIEM
6 1 (3.57%) TDD
6 1 (3.57%) Vulnerability Management
6 1 (3.57%) Web Development
Programming Languages
1 19 (67.86%) Python
2 11 (39.29%) Bash Shell
3 5 (17.86%) Java
3 5 (17.86%) JavaScript
4 4 (14.29%) PowerShell
4 4 (14.29%) Shell Script
5 3 (10.71%) C++
5 3 (10.71%) Perl
5 3 (10.71%) Ruby
6 2 (7.14%) C
6 2 (7.14%) Go
6 2 (7.14%) Groovy
Qualifications
1 3 (10.71%) SC Cleared
1 3 (10.71%) Security Cleared
2 1 (3.57%) CISM
2 1 (3.57%) CISSP
Quality Assurance & Compliance
1 2 (7.14%) GCP
1 2 (7.14%) SLA
System Software
1 9 (32.14%) Docker
2 2 (7.14%) Btrfs
2 2 (7.14%) NFS
2 2 (7.14%) Virtual Machines
2 2 (7.14%) VMware ESXi
2 2 (7.14%) VMware Infrastructure
3 1 (3.57%) Active Directory
Systems Management
1 17 (60.71%) Ansible
2 14 (50.00%) Puppet
3 7 (25.00%) Kubernetes
3 7 (25.00%) Terraform
4 5 (17.86%) Opscode Chef
5 3 (10.71%) Kibana
5 3 (10.71%) SELinux
6 2 (7.14%) Consul
6 2 (7.14%) HAProxy
6 2 (7.14%) Oracle ZFS
6 2 (7.14%) Packer
6 2 (7.14%) Rancher
7 1 (3.57%) Nagios
7 1 (3.57%) ZABBIX
Vendors
1 14 (50.00%) Red Hat
2 4 (14.29%) Capita
2 4 (14.29%) Oracle
2 4 (14.29%) VMware
3 3 (10.71%) Citrix
3 3 (10.71%) Google
3 3 (10.71%) Tekelec
4 2 (7.14%) NetApp
4 2 (7.14%) Sandvine
5 1 (3.57%) Cisco
5 1 (3.57%) New Relic