Period
to 19 November 2017

The following table provides summary statistics for contract job vacancies advertised in Middlesex with a requirement for Linux skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Linux over the 6 months to 19 November 2017 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.

Linux
South East > Middlesex
6 months to
19 Nov 2017
Same period 2016 Same period 2015
Rank 11 19 11
Rank change year-on-year +8 -8 -6
Contract jobs citing Linux 24 22 31
As % of all contract IT jobs advertised in Middlesex 9.34% 6.16% 8.71%
As % of the Operating Systems category 72.73% 39.29% 52.54%
Number of daily rates quoted 22 12 22
Middlesex median daily rate £484 £425 £413
Median daily rate % change year-on-year +13.88% +3.03% +13.79%
South East median daily rate £431 £425 £388
% change year-on-year +1.41% +9.68% +3.33%
Number of hourly rates quoted 0 1 5
Middlesex median hourly rate - £40.00 £45.00
Median hourly rate % change year-on-year - -11.11% +12.50%
South East median hourly rate £43.25 £42.50 £38.50
% change year-on-year +1.76% +10.39% -3.75%

Linux 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 Middlesex with a requirement for operating system skills.

All Operating Systems
Middlesex
Contract vacancies with a requirement for operating system skills 33 56 59
As % of all contract IT jobs advertised in Middlesex 12.84% 15.69% 16.57%
Number of daily rates quoted 28 30 28
Middlesex median daily rate £480 £383 £400
Median daily rate % change year-on-year +25.36% -4.38% +14.29%
10th Percentile £307 £324 £314
90th Percentile £511 £489 £450
South East median daily rate £400 £375 £363
% change year-on-year +6.67% +3.45% +6.62%
Number of hourly rates quoted 0 1 9
Middlesex median hourly rate - £40.00 £35.00
Median hourly rate % change year-on-year - +14.29% -12.50%
South East median hourly rate £17.77 £17.06 £18.50
% change year-on-year +4.16% -7.78% +17.63%

Linux
Job Vacancy Trend in Middlesex

Job postings citing Linux as a percentage of all IT jobs advertised in Middlesex.

Job vacancy trend for Linux in Middlesex

Linux
Contractor Daily Rate Trend in Middlesex

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

Contractor daily rate trend for Linux in Middlesex

Linux
Contractor Daily Rate Histogram in Middlesex

The daily rate distribution of IT jobs citing Linux in Middlesex over the 6 months to 19 November 2017.

Contractor daily rate histogram for Linux in Middlesex

Linux
Contractor Hourly Rate Trend in Middlesex

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Linux in Middlesex.

Contractor hourly rate trend for Linux in Middlesex

For the 6 months to 19 November 2017, IT contractor jobs citing Linux 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 Middlesex region with a requirement for Linux.

1 16 (66.67%) Red Hat Enterprise Linux
1 16 (66.67%) Jenkins
2 15 (62.50%) Docker
2 15 (62.50%) Amazon AWS
2 15 (62.50%) Configuration Management
2 15 (62.50%) Kubernetes
3 14 (58.33%) Microsoft Azure
4 13 (54.17%) Gluster
4 13 (54.17%) Team Foundation Server
4 13 (54.17%) Continuous Integration
4 13 (54.17%) OpenShift
4 13 (54.17%) Artifactory
5 11 (45.83%) Analytical Skills
5 11 (45.83%) Use Case
6 7 (29.17%) SQL
6 7 (29.17%) Python
6 7 (29.17%) Git (software)
7 5 (20.83%) Unix
7 5 (20.83%) Java
8 4 (16.67%) HTML
8 4 (16.67%) Perl
8 4 (16.67%) TCP/IP
8 4 (16.67%) Firewall
8 4 (16.67%) Node.js
8 4 (16.67%) CentOS
8 4 (16.67%) DevOps
8 4 (16.67%) Ansible
8 4 (16.67%) Rackspace
9 3 (12.50%) Gradle
9 3 (12.50%) SaltStack

Linux
Co-occurring IT Skills in Middlesex 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 3 (12.50%) Confluence
2 2 (8.33%) Elasticsearch
2 2 (8.33%) JBoss
2 2 (8.33%) OpenStack
Cloud Services
1 15 (62.50%) Amazon AWS
2 14 (58.33%) Microsoft Azure
3 13 (54.17%) OpenShift
4 2 (8.33%) GitHub
5 1 (4.17%) IaaS
5 1 (4.17%) PaaS
Communications & Networking
1 4 (16.67%) Firewall
1 4 (16.67%) TCP/IP
2 3 (12.50%) LAN
2 3 (12.50%) WAN
3 2 (8.33%) DHCP
3 2 (8.33%) LDAP
3 2 (8.33%) VLAN
3 2 (8.33%) VPN
4 1 (4.17%) Cisco IOS
4 1 (4.17%) DVB
4 1 (4.17%) Internet
4 1 (4.17%) Network Security
4 1 (4.17%) Spanning Tree
Database & Business Intelligence
1 2 (8.33%) InfluxDB
1 2 (8.33%) SQL Server
2 1 (4.17%) MongoDB
2 1 (4.17%) Relational Database
Development Applications
1 16 (66.67%) Jenkins
2 13 (54.17%) Artifactory
2 13 (54.17%) Team Foundation Server
3 7 (29.17%) Git (software)
4 3 (12.50%) Gradle
5 2 (8.33%) Ant
5 2 (8.33%) Maven
6 1 (4.17%) Atlassian Bamboo
6 1 (4.17%) Bitbucket
6 1 (4.17%) Hudson
6 1 (4.17%) JIRA
Job Titles
1 12 (50.00%) Platform Engineer
2 11 (45.83%) Azure Engineer
3 10 (41.67%) AWS Engineer
4 3 (12.50%) DevOps Engineer
5 2 (8.33%) Administrator
5 2 (8.33%) Consultant
5 2 (8.33%) Developer
5 2 (8.33%) Linux Administrator
5 2 (8.33%) Linux Systems Administrator
5 2 (8.33%) Linux/Unix DevOps
5 2 (8.33%) Systems Administrator
6 1 (4.17%) Applications Support
6 1 (4.17%) AWS Consultant
6 1 (4.17%) Azure Consultant
6 1 (4.17%) JIRA Consultant
6 1 (4.17%) Linux DevOps Administrator
6 1 (4.17%) Linux DevOps Engineer
6 1 (4.17%) MongoDB Developer
6 1 (4.17%) Network Engineer
6 1 (4.17%) Support Engineer
Libraries, Frameworks & Software Standards
1 4 (16.67%) HTML
1 4 (16.67%) Node.js
2 3 (12.50%) Web Services
3 2 (8.33%) CSS
3 2 (8.33%) Sensu
4 1 (4.17%) .NET
4 1 (4.17%) CSS3
4 1 (4.17%) Hibernate
4 1 (4.17%) HTML5
4 1 (4.17%) JPA
4 1 (4.17%) jQuery
4 1 (4.17%) Meteor
4 1 (4.17%) Play Framework
4 1 (4.17%) REST
4 1 (4.17%) RESTful
4 1 (4.17%) spray
4 1 (4.17%) Spring
4 1 (4.17%) Spring Boot
4 1 (4.17%) Spring MVC
4 1 (4.17%) WebSockets
Miscellaneous
1 11 (45.83%) Analytical Skills
2 2 (8.33%) Clustering
2 2 (8.33%) Computer Science
2 2 (8.33%) Virtual Team
3 1 (4.17%) IPTV
3 1 (4.17%) Linux Command Line
3 1 (4.17%) STB
3 1 (4.17%) Video on Demand
Operating Systems
1 16 (66.67%) Red Hat Enterprise Linux
2 5 (20.83%) Unix
3 4 (16.67%) CentOS
4 3 (12.50%) Windows
5 2 (8.33%) Solaris
6 1 (4.17%) Mac OS
6 1 (4.17%) Ubuntu
Processes & Methodologies
1 15 (62.50%) Configuration Management
2 13 (54.17%) Continuous Integration
3 11 (45.83%) Use Case
4 4 (16.67%) DevOps
5 3 (12.50%) Data Protection
5 3 (12.50%) High Availability
6 2 (8.33%) Continuous Deployment
6 2 (8.33%) Software Delivery
7 1 (4.17%) Customer-Centricity
7 1 (4.17%) Don't repeat yourself (DRY)
7 1 (4.17%) DRM
7 1 (4.17%) Mentoring
7 1 (4.17%) MVC
7 1 (4.17%) Network Virtualisation
7 1 (4.17%) Open Source
7 1 (4.17%) Performance Tuning
7 1 (4.17%) Presales
7 1 (4.17%) Responsive Web Design
7 1 (4.17%) Root Cause Analysis
7 1 (4.17%) Wireframes
Programming Languages
1 7 (29.17%) Python
1 7 (29.17%) SQL
2 5 (20.83%) Java
3 4 (16.67%) Perl
4 2 (8.33%) Bash Shell
4 2 (8.33%) JavaScript
4 2 (8.33%) PowerShell
4 2 (8.33%) Ruby
5 1 (4.17%) Scala
5 1 (4.17%) Shell Script
Qualifications
1 2 (8.33%) Computer Science Degree
1 2 (8.33%) Degree
1 2 (8.33%) SC Cleared
1 2 (8.33%) Security Cleared
2 1 (4.17%) CCNA
2 1 (4.17%) CCNP
2 1 (4.17%) Cisco Certification
Quality Assurance & Compliance
1 1 (4.17%) PMO
System Software
1 15 (62.50%) Docker
2 13 (54.17%) Gluster
3 3 (12.50%) Active Directory
Systems Management
1 15 (62.50%) Kubernetes
2 4 (16.67%) Ansible
3 2 (8.33%) Fluentd
3 2 (8.33%) Graphite
3 2 (8.33%) logstash
3 2 (8.33%) Opscode Chef
3 2 (8.33%) Prometheus
3 2 (8.33%) Puppet
3 2 (8.33%) Salt
3 2 (8.33%) StatsD
3 2 (8.33%) ZABBIX
Vendors
1 4 (16.67%) Rackspace
2 3 (12.50%) Oracle
2 3 (12.50%) SaltStack
3 2 (8.33%) Cisco
3 2 (8.33%) Red Hat
3 2 (8.33%) Remedy
3 2 (8.33%) ServiceNow
3 2 (8.33%) Splunk
3 2 (8.33%) TOWER Software
4 1 (4.17%) Atlassian
4 1 (4.17%) CA
4 1 (4.17%) Juniper
4 1 (4.17%) Palo Alto