Period
to 21 November 2017

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 21 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
Cambridgeshire > Cambridge
6 months to
21 Nov 2017
Same period 2016 Same period 2015
Rank 5 17 3
Rank change year-on-year +12 -14 +2
Contract jobs citing Linux 99 50 162
As % of all contract IT jobs advertised in Cambridge 14.04% 8.06% 16.88%
As % of the Operating Systems category 53.23% 38.76% 70.74%
Number of daily rates quoted 39 19 98
Cambridge median daily rate £350 £350 £384
Median daily rate % change year-on-year - -8.79% +5.86%
10th Percentile £324 £312 £200
90th Percentile £428 £465 £438
Cambridgeshire median daily rate £375 £350 £388
% change year-on-year +7.14% -9.68% +9.15%
Number of hourly rates quoted 30 4 6
Cambridge median hourly rate £42.25 £16.50 £50.00
Median hourly rate % change year-on-year +156.06% -67.00% -13.04%
10th Percentile £35.88 £15.75 £37.13
90th Percentile £77.50 £17.25 £60.00
Cambridgeshire median hourly rate £42.00 £40.00 £38.00
% change year-on-year +5.00% +5.26% -13.14%

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 186 129 229
As % of all contract IT jobs advertised in Cambridge 26.38% 20.81% 23.85%
Number of daily rates quoted 90 59 127
Cambridge median daily rate £350 £350 £375
Median daily rate % change year-on-year - -6.67% +15.38%
10th Percentile £176 £199 £185
90th Percentile £419 £425 £438
Cambridgeshire median daily rate £350 £330 £375
% change year-on-year +6.06% -12.00% +20.97%
Number of hourly rates quoted 49 9 15
Cambridge median hourly rate £42.00 £16.50 £38.00
Median hourly rate % change year-on-year +154.55% -56.58% +38.18%
10th Percentile £15.95 £10.25 £11.45
90th Percentile £52.75 £43.75 £56.00
Cambridgeshire median hourly rate £40.00 £31.00 £14.00
% change year-on-year +29.03% +121.43% -44.00%

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 21 November 2017.

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 21 November 2017.

Contractor hourly rate histogram for Linux in Cambridge

For the 6 months to 21 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 Cambridge region with a requirement for Linux.

1 53 (53.54%) Python
2 50 (50.51%) C
3 36 (36.36%) Software Engineering
4 35 (35.35%) Wireless
5 31 (31.31%) C++
6 30 (30.30%) Windows
7 28 (28.28%) Embedded C
8 23 (23.23%) Electronics
9 22 (22.22%) Wi-Fi
10 19 (19.19%) Bluetooth
11 17 (17.17%) Degree
11 17 (17.17%) Embedded Linux
11 17 (17.17%) Telecoms
12 16 (16.16%) Device Driver
12 16 (16.16%) Embedded Systems
13 15 (15.15%) Computer Science
14 13 (13.13%) VMware
14 13 (13.13%) TCP/IP
15 12 (12.12%) Active Directory
16 11 (11.11%) Embedded C++
16 11 (11.11%) JavaScript
16 11 (11.11%) SQL
16 11 (11.11%) Agile Software Development
16 11 (11.11%) Test Scripting
16 11 (11.11%) Git (software)
16 11 (11.11%) Test Automation
17 10 (10.10%) Advanced Linux Sound Architecture
17 10 (10.10%) Jenkins
18 9 (9.09%) Ubuntu
18 9 (9.09%) Perl

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 3 (3.03%) Apache
1 3 (3.03%) Tomcat
2 2 (2.02%) Apache Spark
2 2 (2.02%) MediaWiki
2 2 (2.02%) Skype for Business
3 1 (1.01%) BizTalk Server
3 1 (1.01%) Confluence
3 1 (1.01%) IIS
3 1 (1.01%) SharePoint
Applications
1 3 (3.03%) Doxygen
2 2 (2.02%) Microsoft Office
Cloud Services
1 4 (4.04%) Office 365
2 3 (3.03%) Amazon AWS
2 3 (3.03%) Microsoft Azure
3 1 (1.01%) OpenShift
3 1 (1.01%) SaaS
Communications & Networking
1 35 (35.35%) Wireless
2 22 (22.22%) Wi-Fi
3 19 (19.19%) Bluetooth
4 13 (13.13%) TCP/IP
5 4 (4.04%) 802.11
5 4 (4.04%) Broadband
5 4 (4.04%) NFC
5 4 (4.04%) xDSL
5 4 (4.04%) ZigBee
6 3 (3.03%) Internet
6 3 (3.03%) LAN
6 3 (3.03%) LDAP
6 3 (3.03%) MQTT
6 3 (3.03%) SNMP
6 3 (3.03%) WLAN
6 3 (3.03%) Z-Wave
7 2 (2.02%) DNS
7 2 (2.02%) SAN
7 2 (2.02%) Skype
7 2 (2.02%) WAN
Database & Business Intelligence
1 5 (5.05%) MySQL
2 2 (2.02%) Hadoop
2 2 (2.02%) MongoDB
2 2 (2.02%) Relational Database
3 1 (1.01%) Big Data
3 1 (1.01%) PostgreSQL
3 1 (1.01%) SQL Server
3 1 (1.01%) SQL Server Integration Services
Development Applications
1 11 (11.11%) Git (software)
2 10 (10.10%) Jenkins
3 3 (3.03%) Bitbucket
3 3 (3.03%) JIRA
4 2 (2.02%) Buildbot
4 2 (2.02%) CMake
4 2 (2.02%) git-flow
4 2 (2.02%) JIRA Agile
4 2 (2.02%) Mercurial
4 2 (2.02%) Subversion
5 1 (1.01%) CircleCI
5 1 (1.01%) Cucumber
5 1 (1.01%) Mocha
5 1 (1.01%) Protractor
5 1 (1.01%) Vagrant
General
1 23 (23.23%) Electronics
2 17 (17.17%) Telecoms
3 4 (4.04%) Publishing
4 3 (3.03%) Marketing
Job Titles
1 26 (26.26%) Developer
2 23 (23.23%) Software Engineer
3 19 (19.19%) Linux Engineer
4 17 (17.17%) Embedded Engineer
5 16 (16.16%) Embedded Software Engineer
6 14 (14.14%) C Software Engineer
6 14 (14.14%) Embedded C Engineer
6 14 (14.14%) Embedded C Software Engineer
7 13 (13.13%) C++ Software Engineer
8 11 (11.11%) Embedded Developer
9 10 (10.10%) C/C++ Embedded Software Engineer
9 10 (10.10%) C/C++ Software Engineer
9 10 (10.10%) Embedded C/C++ Engineer
9 10 (10.10%) Embedded C/C++ Software Engineer
9 10 (10.10%) Embedded C++ Engineer
9 10 (10.10%) Embedded C++ Software Engineer
10 9 (9.09%) C Developer
10 9 (9.09%) Embedded Linux Engineer
10 9 (9.09%) Test Engineer
11 8 (8.08%) Embedded C Developer
Libraries, Frameworks & Software Standards
1 9 (9.09%) HTML
2 8 (8.08%) JSON
2 8 (8.08%) XML
3 7 (7.07%) Qt
4 4 (4.04%) .NET
4 4 (4.04%) 802.1X
4 4 (4.04%) XML Schema
5 3 (3.03%) CSS
5 3 (3.03%) gRPC
5 3 (3.03%) NumPy
5 3 (3.03%) QML
5 3 (3.03%) Qt Quick
5 3 (3.03%) SciPy
5 3 (3.03%) WPF
5 3 (3.03%) XMPP
5 3 (3.03%) XSLT
6 2 (2.02%) Django
6 2 (2.02%) Flask
6 2 (2.02%) Web Services
7 1 (1.01%) JSP
Miscellaneous
1 16 (16.16%) Device Driver
1 16 (16.16%) Embedded Systems
2 15 (15.15%) Computer Science
3 7 (7.07%) Field-Programmable Gate Array
4 5 (5.05%) Verilog
5 3 (3.03%) Internet of Things
5 3 (3.03%) Smartcard
5 3 (3.03%) User Experience
5 3 (3.03%) Video Conferencing
6 2 (2.02%) Infotainment
7 1 (1.01%) Algorithms
7 1 (1.01%) Analytical Skills
7 1 (1.01%) CAN bus
7 1 (1.01%) iPhone
7 1 (1.01%) Linux Command Line
7 1 (1.01%) Smartphone
7 1 (1.01%) Virtual Team
Operating Systems
1 30 (30.30%) Windows
2 17 (17.17%) Embedded Linux
3 9 (9.09%) Ubuntu
3 9 (9.09%) Unix
4 7 (7.07%) Windows Server
5 5 (5.05%) CentOS
6 4 (4.04%) Android
6 4 (4.04%) Apple iOS
6 4 (4.04%) Red Hat Enterprise Linux
7 3 (3.03%) Mac OS X
7 3 (3.03%) Windows 7
8 2 (2.02%) Debian
8 2 (2.02%) Mac OS
8 2 (2.02%) Solaris
8 2 (2.02%) Windows 10
Processes & Methodologies
1 36 (36.36%) Software Engineering
2 11 (11.11%) Agile Software Development
2 11 (11.11%) Test Automation
2 11 (11.11%) Test Scripting
3 9 (9.09%) Device Driver Development
4 6 (6.06%) DevOps
4 6 (6.06%) Requirements Analysis
5 5 (5.05%) Coaching
5 5 (5.05%) Disaster Recovery
5 5 (5.05%) Physics
6 4 (4.04%) Continuous Integration
6 4 (4.04%) Data Analysis
6 4 (4.04%) Data Integration
6 4 (4.04%) ETL
6 4 (4.04%) Statistics
6 4 (4.04%) Visualisation
7 3 (3.03%) Linux Kernel Development
7 3 (3.03%) Mathematics
8 2 (2.02%) Multithreaded Programming
8 2 (2.02%) Multithreading
Programming Languages
1 53 (53.54%) Python
2 50 (50.51%) C
3 31 (31.31%) C++
4 28 (28.28%) Embedded C
5 11 (11.11%) Embedded C++
5 11 (11.11%) JavaScript
5 11 (11.11%) SQL
6 9 (9.09%) Perl
7 8 (8.08%) Assembly Language
7 8 (8.08%) Bash Shell
8 6 (6.06%) Java
8 6 (6.06%) R
9 3 (3.03%) C#
9 3 (3.03%) PowerShell
10 2 (2.02%) Cython
10 2 (2.02%) PHP
11 1 (1.01%) Groovy
11 1 (1.01%) MATLAB
Qualifications
1 17 (17.17%) Degree
2 4 (4.04%) SC Cleared
2 4 (4.04%) Security Cleared
3 3 (3.03%) Computer Science Degree
4 2 (2.02%) Master's Degree
5 1 (1.01%) PhD
Quality Assurance & Compliance
1 5 (5.05%) QA
2 2 (2.02%) MISRA
2 2 (2.02%) MISRA C
3 1 (1.01%) Data Quality
3 1 (1.01%) SLA
System Software
1 12 (12.12%) Active Directory
2 10 (10.10%) Advanced Linux Sound Architecture
3 7 (7.07%) Firmware
4 4 (4.04%) Docker
5 3 (3.03%) VMware Infrastructure
5 3 (3.03%) vSphere
6 2 (2.02%) Citrix Presentation Server
6 2 (2.02%) Terminal Services
6 2 (2.02%) Virtual Machines
7 1 (1.01%) ISA Server
7 1 (1.01%) Terminal Server
7 1 (1.01%) XenApp
Systems Management
1 3 (3.03%) vMotion
2 2 (2.02%) Backup Exec
2 2 (2.02%) Opscode Chef
2 2 (2.02%) Puppet
2 2 (2.02%) Terraform
2 2 (2.02%) yum
3 1 (1.01%) Ansible
3 1 (1.01%) Mesos
3 1 (1.01%) Nagios
3 1 (1.01%) Packer
3 1 (1.01%) SCCM
3 1 (1.01%) WMI
Vendors
1 13 (13.13%) VMware
2 6 (6.06%) Cisco
2 6 (6.06%) Microsoft
3 5 (5.05%) NetApp
4 4 (4.04%) Red Hat
5 3 (3.03%) Apple
5 3 (3.03%) Citrix
5 3 (3.03%) HP
6 2 (2.02%) Cloudera
6 2 (2.02%) SaltStack
7 1 (1.01%) Perforce
7 1 (1.01%) SolarWinds