Period
to 23 November 2017

The following table provides summary statistics for contract job vacancies advertised in Cambridge with a requirement for Open Source skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Open Source over the 6 months to 23 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.

Open Source
Cambridgeshire > Cambridge
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 56 37 75
Rank change year-on-year -19 +38 -25
Contract jobs citing Open Source 6 22 12
As % of all contract IT jobs advertised in Cambridge 0.85% 3.49% 1.26%
As % of the Processes & Methodologies category 1.01% 4.21% 1.51%
Number of daily rates quoted 2 16 10
Cambridge median daily rate £475 £394 £350
Median daily rate % change year-on-year +20.63% +12.50% -6.67%
10th Percentile £463 £335 £325
90th Percentile £488 £550 £397
Cambridgeshire median daily rate £305 £418 £350
% change year-on-year -26.95% +19.29% -6.67%
Number of hourly rates quoted 0 0 2
Cambridge median hourly rate - - £65.00
Cambridgeshire median hourly rate - - £65.00

Open Source is in the Processes and Methodologies 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 process or methodology skills.

All Process and Methodology Skills
Cambridge
Contract vacancies with a requirement for process or methodology skills 595 523 794
As % of all contract IT jobs advertised in Cambridge 84.28% 82.88% 83.05%
Number of daily rates quoted 334 263 535
Cambridge median daily rate £388 £400 £388
Median daily rate % change year-on-year -3.13% +3.23% +6.90%
10th Percentile £216 £238 £262
90th Percentile £570 £550 £525
Cambridgeshire median daily rate £375 £388 £385
% change year-on-year -3.23% +0.65% +6.21%
Number of hourly rates quoted 76 59 32
Cambridge median hourly rate £41.00 £37.50 £38.88
Median hourly rate % change year-on-year +9.33% -3.54% +41.36%
10th Percentile £16.82 £14.63 £14.18
90th Percentile £53.13 £50.50 £60.00
Cambridgeshire median hourly rate £40.00 £37.50 £17.75
% change year-on-year +6.67% +111.27% -35.45%

Open Source
Job Vacancy Trend in Cambridge

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

Job vacancy trend for Open Source in Cambridge

Open Source
Contractor Daily Rate Trend in Cambridge

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

Contractor daily rate trend for Open Source in Cambridge

Open Source
Contractor Hourly Rate Trend in Cambridge

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

Contractor hourly rate trend for Open Source in Cambridge

For the 6 months to 23 November 2017, IT contractor jobs citing Open Source 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 Open Source.

1 6 (100.00%) Jenkins
2 5 (83.33%) Git (software)
3 3 (50.00%) Atlassian Bamboo
3 3 (50.00%) Continuous Integration
3 3 (50.00%) SQL
3 3 (50.00%) JUnit
3 3 (50.00%) Java
3 3 (50.00%) Agile Software Development
3 3 (50.00%) Spring
3 3 (50.00%) Maven
3 3 (50.00%) BDD
3 3 (50.00%) Puppet
3 3 (50.00%) NoSQL
4 2 (33.33%) MongoDB
4 2 (33.33%) WebStorm
4 2 (33.33%) Opscode Chef
4 2 (33.33%) Ansible
4 2 (33.33%) DevOps
4 2 (33.33%) Payment Gateway
4 2 (33.33%) Continuous Delivery
4 2 (33.33%) Greenfield Project
4 2 (33.33%) HTML
4 2 (33.33%) VMware
4 2 (33.33%) Information Security
4 2 (33.33%) JSON
4 2 (33.33%) TDD
4 2 (33.33%) MVC
4 2 (33.33%) PostgreSQL
4 2 (33.33%) Hibernate
4 2 (33.33%) JavaScript

Open Source
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 1 (16.67%) Confluence
1 1 (16.67%) Tomcat
Business Applications
1 2 (33.33%) Payment Gateway
Cloud Services
1 1 (16.67%) Amazon AWS
1 1 (16.67%) GitHub
1 1 (16.67%) OpenShift
Database & Business Intelligence
1 3 (50.00%) NoSQL
2 2 (33.33%) MongoDB
2 2 (33.33%) PostgreSQL
Development Applications
1 6 (100.00%) Jenkins
2 5 (83.33%) Git (software)
3 3 (50.00%) Atlassian Bamboo
3 3 (50.00%) JUnit
3 3 (50.00%) Maven
4 2 (33.33%) Cucumber
4 2 (33.33%) IntelliJ
4 2 (33.33%) Mercurial
4 2 (33.33%) Mockito
4 2 (33.33%) Selenium
4 2 (33.33%) WebStorm
5 1 (16.67%) Bitbucket
5 1 (16.67%) GoCD
5 1 (16.67%) Gradle
5 1 (16.67%) gulp
5 1 (16.67%) Octopus Deploy
5 1 (16.67%) Robot Framework
5 1 (16.67%) SoapUI
5 1 (16.67%) Sonatype Nexus
5 1 (16.67%) Vagrant
General
1 1 (16.67%) Finance
1 1 (16.67%) Retail
Job Titles
1 2 (33.33%) DevOps Engineer
2 1 (16.67%) Administrator
2 1 (16.67%) Automation Engineer
2 1 (16.67%) Developer
2 1 (16.67%) Developer in Test
2 1 (16.67%) JIRA Developer
2 1 (16.67%) Lead DevOps
2 1 (16.67%) Lead DevOps Engineer
2 1 (16.67%) Linux Administrator
2 1 (16.67%) Linux Systems Administrator
2 1 (16.67%) Software Developer
2 1 (16.67%) Systems Administrator
Libraries, Frameworks & Software Standards
1 3 (50.00%) Spring
2 2 (33.33%) Hibernate
2 2 (33.33%) HTML
2 2 (33.33%) HTML5
2 2 (33.33%) JPA
2 2 (33.33%) jQuery
2 2 (33.33%) JSON
2 2 (33.33%) REST
2 2 (33.33%) XML
2 2 (33.33%) XML Schema
3 1 (16.67%) Browserify
3 1 (16.67%) Elastic Stack
3 1 (16.67%) Gherkin
3 1 (16.67%) RESTful
Miscellaneous
1 2 (33.33%) Greenfield Project
Operating Systems
1 2 (33.33%) Linux
2 1 (16.67%) Unix
Processes & Methodologies
1 3 (50.00%) Agile Software Development
1 3 (50.00%) BDD
1 3 (50.00%) Continuous Integration
2 2 (33.33%) BPMN
2 2 (33.33%) Configuration Management
2 2 (33.33%) Continuous Delivery
2 2 (33.33%) DevOps
2 2 (33.33%) Domain-Driven Design
2 2 (33.33%) Information Security
2 2 (33.33%) MVC
2 2 (33.33%) OO
2 2 (33.33%) TDD
3 1 (16.67%) Business Analysis
3 1 (16.67%) Data Management
3 1 (16.67%) Kanban
3 1 (16.67%) Manual Testing
3 1 (16.67%) Scrum
3 1 (16.67%) System Testing
3 1 (16.67%) Test Automation
3 1 (16.67%) Test Scripting
Programming Languages
1 3 (50.00%) Java
1 3 (50.00%) SQL
2 2 (33.33%) Bash Shell
2 2 (33.33%) Groovy
2 2 (33.33%) JavaScript
2 2 (33.33%) Python
2 2 (33.33%) Scala
3 1 (16.67%) Perl
3 1 (16.67%) PowerShell
3 1 (16.67%) Ruby
System Software
1 2 (33.33%) VMware Infrastructure
2 1 (16.67%) Docker
Systems Management
1 3 (50.00%) Puppet
2 2 (33.33%) Ansible
2 2 (33.33%) Opscode Chef
Vendors
1 2 (33.33%) VMware
2 1 (16.67%) Atlassian
2 1 (16.67%) Microsoft
2 1 (16.67%) SaltStack
2 1 (16.67%) Splunk