Period
to 16 August 2018

The following table provides summary statistics for contract job vacancies advertised in Cambridge 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 16 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.

Linux
Cambridgeshire > Cambridge
6 months to
16 Aug 2018
Same period 2017 Same period 2016
Rank 5 8 3
Rank change year-on-year +3 -5 -1
Contract jobs citing Linux 84 73 120
As % of all contract IT jobs advertised in Cambridge 12.26% 11.64% 16.22%
As % of the Operating Systems category 57.14% 46.50% 53.33%
Number of daily rates quoted 50 28 72
Cambridge median daily rate £416 £350 £440
Median daily rate % change year-on-year +18.93% -20.45% +20.55%
10th Percentile £281 £248 £313
90th Percentile £543 £441 £538
Cambridgeshire median daily rate £415 £375 £440
% change year-on-year +10.67% -14.77% +21.38%
Number of hourly rates quoted 4 23 8
Cambridge median hourly rate £38.75 £41.00 £43.75
Median hourly rate % change year-on-year -5.49% -6.29% +10.06%
10th Percentile £23.75 £36.25 £39.38
90th Percentile £50.75 £50.60 £51.75
Cambridgeshire median hourly rate £42.50 £40.50 £42.50
% change year-on-year +4.94% -4.71% +11.11%

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 Cambridge with a requirement for operating system skills.

All Operating Systems
Cambridge
Contract vacancies with a requirement for operating system skills 147 157 225
As % of all contract IT jobs advertised in Cambridge 21.46% 25.04% 30.41%
Number of daily rates quoted 60 61 126
Cambridge median daily rate £400 £350 £375
Median daily rate % change year-on-year +14.29% -6.67% +7.14%
10th Percentile £239 £184 £233
90th Percentile £526 £425 £538
Cambridgeshire median daily rate £375 £350 £375
% change year-on-year +7.14% -6.67% +7.14%
Number of hourly rates quoted 26 46 19
Cambridge median hourly rate £19.25 £37.50 £42.00
Median hourly rate % change year-on-year -48.67% -10.71% +121.05%
10th Percentile £13.00 £14.02 £17.10
90th Percentile £48.75 £47.50 £50.75
Cambridgeshire median hourly rate £16.50 £31.00 £31.00
% change year-on-year -46.77% - +106.67%

Linux
Job Vacancy Trend in Cambridge

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

Job vacancy trend for Linux in Cambridge

Linux
Contractor Daily Rate Trend in Cambridge

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

Contractor daily rate trend for Linux in Cambridge

Linux
Contractor Daily Rate Histogram in Cambridge

The daily rate distribution of IT jobs citing Linux in Cambridge over the 6 months to 16 August 2018.

Contractor daily rate histogram for Linux in Cambridge

Linux
Contractor Hourly Rate Trend in Cambridge

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

Contractor hourly rate trend for Linux in Cambridge

Linux
Contractor Hourly Rate Histogram in Cambridge

The hourly rate distribution of IT jobs citing Linux in Cambridge over the 6 months to 16 August 2018.

Contractor hourly rate histogram for Linux in Cambridge

For the 6 months to 16 August 2018, IT contractor jobs citing Linux 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 Cambridge region with a requirement for Linux.

1 37 (44.05%) Python
2 28 (33.33%) Windows
3 26 (30.95%) Git (software)
4 20 (23.81%) Bash Shell
5 19 (22.62%) Perl
6 17 (20.24%) Docker
7 15 (17.86%) JavaScript
7 15 (17.86%) HTML
7 15 (17.86%) MySQL
8 14 (16.67%) CSS
8 14 (16.67%) C
8 14 (16.67%) Apache
8 14 (16.67%) Microsoft
8 14 (16.67%) VMware
8 14 (16.67%) DevOps
9 13 (15.48%) PHP
9 13 (15.48%) SQL
9 13 (15.48%) Puppet
10 12 (14.29%) Software Engineering
10 12 (14.29%) Degree
10 12 (14.29%) JIRA
10 12 (14.29%) Problem-Solving
11 11 (13.10%) Data Centre
11 11 (13.10%) Windows Server
11 11 (13.10%) PowerShell
12 10 (11.90%) Java
12 10 (11.90%) Web Development
12 10 (11.90%) CSS3
12 10 (11.90%) HTML5
13 9 (10.71%) Open Source

Linux
Co-occurring IT Skills in Cambridge 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 14 (16.67%) Apache
2 7 (8.33%) MS Exchange
3 6 (7.14%) Drupal
3 6 (7.14%) WordPress
4 5 (5.95%) Exchange Server 2013
5 4 (4.76%) CMS
5 4 (4.76%) Tomcat
6 1 (1.19%) Confluence
6 1 (1.19%) Exchange Server 2010
6 1 (1.19%) OpenStack
Applications
1 2 (2.38%) Microsoft Excel
1 2 (2.38%) Microsoft Office
Business Applications
1 1 (1.19%) Dynamics CRM
Cloud Services
1 9 (10.71%) Amazon AWS
2 8 (9.52%) Microsoft Azure
3 4 (4.76%) npm
4 3 (3.57%) Office 365
5 2 (2.38%) GitHub
5 2 (2.38%) Slack
6 1 (1.19%) AWS CloudFormation
6 1 (1.19%) Cloud Computing
6 1 (1.19%) PaaS
6 1 (1.19%) SaaS
Communications & Networking
1 7 (8.33%) DNS
1 7 (8.33%) Wireless
2 5 (5.95%) BGP
2 5 (5.95%) DHCP
3 4 (4.76%) Firewall
3 4 (4.76%) IPv6
3 4 (4.76%) SSL
3 4 (4.76%) VXLAN
3 4 (4.76%) Wi-Fi
4 3 (3.57%) Bluetooth
4 3 (3.57%) TCP/IP
4 3 (3.57%) VPN
4 3 (3.57%) WLAN
5 2 (2.38%) Cisco IOS
5 2 (2.38%) Junos
5 2 (2.38%) Network Security
5 2 (2.38%) OpenFlow
5 2 (2.38%) OpenVPN
5 2 (2.38%) SSH
5 2 (2.38%) VLAN
Database & Business Intelligence
1 15 (17.86%) MySQL
2 6 (7.14%) PostgreSQL
3 5 (5.95%) SQL Server
4 3 (3.57%) SQL Server 2012
5 2 (2.38%) Relational Database
6 1 (1.19%) Big Data
6 1 (1.19%) DB2
6 1 (1.19%) Firebird
6 1 (1.19%) MongoDB
Development Applications
1 26 (30.95%) Git (software)
2 12 (14.29%) JIRA
3 8 (9.52%) Jenkins
4 7 (8.33%) Atlassian Bamboo
5 6 (7.14%) Subversion
6 4 (4.76%) Jasmine
6 4 (4.76%) Protractor
7 2 (2.38%) Bitbucket
8 1 (1.19%) Eclipse
8 1 (1.19%) GCC
8 1 (1.19%) GoCD
8 1 (1.19%) GoogleTest
8 1 (1.19%) TeamCity
General
1 6 (7.14%) Law
2 3 (3.57%) Electronics
3 2 (2.38%) Automotive
3 2 (2.38%) Marketing
3 2 (2.38%) Pharmaceutical
3 2 (2.38%) Publishing
3 2 (2.38%) Telecoms
4 1 (1.19%) Advertising
4 1 (1.19%) Banking
4 1 (1.19%) Investment Banking
4 1 (1.19%) Mandarin Language
Job Titles
1 20 (23.81%) Developer
2 12 (14.29%) DevOps Engineer
3 11 (13.10%) Administrator
3 11 (13.10%) Systems Administrator
4 7 (8.33%) Systems Engineer
5 6 (7.14%) Software Engineer
5 6 (7.14%) Test Engineer
6 5 (5.95%) Drupal Developer
6 5 (5.95%) Linux Systems Administrator
6 5 (5.95%) Network Engineer
6 5 (5.95%) Software Developer
7 4 (4.76%) Embedded Engineer
7 4 (4.76%) Linux Administrator
7 4 (4.76%) PHP Developer
7 4 (4.76%) Web Developer
7 4 (4.76%) WordPress Developer
8 3 (3.57%) Embedded Software Engineer
8 3 (3.57%) Infrastructure Engineer
8 3 (3.57%) Linux Developer
8 3 (3.57%) PHP Drupal Developer
Libraries, Frameworks & Software Standards
1 15 (17.86%) HTML
2 14 (16.67%) CSS
3 10 (11.90%) CSS3
3 10 (11.90%) HTML5
4 8 (9.52%) Node.js
5 7 (8.33%) LAMP
5 7 (8.33%) RESTful
6 5 (5.95%) XML
7 4 (4.76%) Ajax
7 4 (4.76%) AngularJS
7 4 (4.76%) D3.js
7 4 (4.76%) JSON
7 4 (4.76%) Symfony
7 4 (4.76%) XHTML
8 3 (3.57%) 802.1X
8 3 (3.57%) LDAP
8 3 (3.57%) React
9 2 (2.38%) Elastic Stack
9 2 (2.38%) Flask
9 2 (2.38%) SAML
Miscellaneous
1 11 (13.10%) Data Centre
2 7 (8.33%) Linux Command Line
3 6 (7.14%) Computer Science
4 2 (2.38%) CAN bus
4 2 (2.38%) Distributed Denial-of-Service
4 2 (2.38%) Field-Programmable Gate Array
4 2 (2.38%) LIMS
4 2 (2.38%) Private Cloud
4 2 (2.38%) Raspberry Pi
5 1 (1.19%) ASIC
5 1 (1.19%) Device Driver
5 1 (1.19%) Driving Licence
5 1 (1.19%) Embedded Systems
5 1 (1.19%) Learning Management System
5 1 (1.19%) Self-Motivation
5 1 (1.19%) Verilog
5 1 (1.19%) VHDL
Operating Systems
1 28 (33.33%) Windows
2 11 (13.10%) Windows Server
3 9 (10.71%) Unix
4 8 (9.52%) CentOS
5 7 (8.33%) Data ONTAP
6 6 (7.14%) Ubuntu
7 3 (3.57%) Debian
8 2 (2.38%) Embedded Linux
9 1 (1.19%) DC/OS
9 1 (1.19%) Fedora
9 1 (1.19%) FreeNAS
9 1 (1.19%) FreeRTOS
9 1 (1.19%) Nucleus RTOS
9 1 (1.19%) Red Hat Enterprise Linux
9 1 (1.19%) ThreadX
9 1 (1.19%) VMS
9 1 (1.19%) VxWorks
9 1 (1.19%) Windows Server 2008
Processes & Methodologies
1 14 (16.67%) DevOps
2 12 (14.29%) Problem-Solving
2 12 (14.29%) Software Engineering
3 10 (11.90%) Web Development
4 9 (10.71%) Agile Software Development
4 9 (10.71%) Continuous Integration
4 9 (10.71%) Open Source
5 8 (9.52%) Test Automation
6 6 (7.14%) API Integration
6 6 (7.14%) Change Management
6 6 (7.14%) Typography
7 5 (5.95%) Content Management
7 5 (5.95%) Infrastructure Engineering
7 5 (5.95%) Server Management
8 4 (4.76%) Machine Learning
8 4 (4.76%) Mathematics
8 4 (4.76%) Scrum
8 4 (4.76%) SDLC
9 3 (3.57%) Computational Biology
9 3 (3.57%) Low Latency
Programming Languages
1 37 (44.05%) Python
2 20 (23.81%) Bash Shell
3 19 (22.62%) Perl
4 15 (17.86%) JavaScript
5 14 (16.67%) C
6 13 (15.48%) PHP
6 13 (15.48%) SQL
7 11 (13.10%) PowerShell
8 10 (11.90%) Java
9 9 (10.71%) C++
10 5 (5.95%) Embedded C
10 5 (5.95%) Ruby
11 3 (3.57%) JSX
12 2 (2.38%) C#
12 2 (2.38%) Embedded C++
13 1 (1.19%) Assembly Language
13 1 (1.19%) AWK
13 1 (1.19%) Fortran
13 1 (1.19%) R
13 1 (1.19%) sed
Qualifications
1 12 (14.29%) Degree
2 4 (4.76%) Computer Science Degree
3 2 (2.38%) CCNP
3 2 (2.38%) Cisco Certification
3 2 (2.38%) ISEB
3 2 (2.38%) ISTQB
3 2 (2.38%) PhD
4 1 (1.19%) AWS Certification
4 1 (1.19%) ITIL Certification
4 1 (1.19%) Master's Degree
4 1 (1.19%) Numerate Degree
Quality Assurance & Compliance
1 2 (2.38%) QA
System Software
1 17 (20.24%) Docker
2 9 (10.71%) Active Directory
3 7 (8.33%) vSphere
4 5 (5.95%) XenApp
5 4 (4.76%) VMware Infrastructure
6 2 (2.38%) Virtual Machines
6 2 (2.38%) Xen
7 1 (1.19%) Firmware
7 1 (1.19%) KVM
7 1 (1.19%) LXC
7 1 (1.19%) NFS
7 1 (1.19%) VMware ESXi
7 1 (1.19%) XenDesktop
Systems Management
1 13 (15.48%) Puppet
2 9 (10.71%) Ansible
2 9 (10.71%) Kubernetes
3 5 (5.95%) Rancher
4 4 (4.76%) Nagios
5 3 (3.57%) Terraform
6 2 (2.38%) HAProxy
6 2 (2.38%) Opscode Chef
7 1 (1.19%) FortiGate
7 1 (1.19%) Grafana
7 1 (1.19%) Icinga
7 1 (1.19%) Prometheus
7 1 (1.19%) rkt
7 1 (1.19%) vMotion
7 1 (1.19%) WSUS
7 1 (1.19%) ZABBIX
Vendors
1 14 (16.67%) Microsoft
1 14 (16.67%) VMware
2 9 (10.71%) NetApp
3 7 (8.33%) Cisco
3 7 (8.33%) Citrix
4 6 (7.14%) Oracle
5 4 (4.76%) Arista
5 4 (4.76%) Atlassian
6 3 (3.57%) Red Hat
7 2 (2.38%) Juniper
8 1 (1.19%) Dell
8 1 (1.19%) Dynatrace
8 1 (1.19%) Fortinet
8 1 (1.19%) HP
8 1 (1.19%) IBM
8 1 (1.19%) Sophos