The following table provides summary statistics for contract job vacancies advertised in Oxford 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 3 months to 23 June 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
Oxfordshire / Oxford
3 months to
23 Jun 2017
Same period 2016 Same period 2015
Rank 28 32 42
Rank change year-on-year +4 +10  
Contract jobs citing Open Source 19 14 2
As % of all contract IT jobs advertised in Oxford 5.81% 4.78% 0.60%
As % of the Processes & Methodologies category 6.81% 6.01% 0.71%
Number of daily rates quoted 18 6 2
Median daily rate £450 £375 £435
Median daily rate % change year-on-year +20.00% -13.79%  
90% offered a daily rate of more than £400 £375 £423
10% offered a daily rate of more than £600 £375 £447
UK excluding London median daily rate £475 £450 £400
% change year-on-year +5.55% +12.50%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £47.50 £31.22 £40.00
% change year-on-year +52.13% -21.94%  

Open Source is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Oxford with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Oxford
Contract job vacancies with a requirement for process and methodology skills 279 233 281
As % of all contract IT job vacancies advertised in Oxford 85.32% 79.52% 84.13%
Number of daily rates quoted 219 178 225
Median daily rate £475 £425 £403
Median daily rate % change year-on-year +11.76% +5.59%  
90% offered a daily rate of more than £350 £324 £263
10% offered a daily rate of more than £580 £520 £500
UK excluding London median daily rate £415 £400 £383
% change year-on-year +3.75% +4.57%  
Number of hourly rates quoted 7 5 7
Median hourly rate £15.50 £16.00 £45.00
Median hourly rate % change year-on-year -3.12% -64.44%  
UK excluding London median hourly rate £33.50 £28.50 £30.00
% change year-on-year +17.54% -5.00%  

Open Source
Job Vacancy Trend in Oxford

The job posting trend of jobs advertised in Oxford citing Open Source as a proportion of all contract or permanent IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for Open Source in Oxford

Open Source
Contractor Daily Rate Trend in Oxford

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

Contractor daily rate trend for Open Source in Oxford

Open Source
Contractor Daily Rate Histogram in Oxford

The daily rate distribution of IT jobs citing Open Source in Oxford over the 3 months to 23 June 2017.

Contractor daily rate histogram for Open Source in Oxford

For the 6 months to 23 June 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 Oxford region with a requirement for Open Source.

1 19 (79.17%) Agile Software Development
2 18 (75.00%) Test Automation
3 11 (45.83%) TDD
3 11 (45.83%) NoSQL
4 10 (41.67%) JIRA
5 9 (37.50%) Test Management
5 9 (37.50%) Regression Testing
5 9 (37.50%) Salesforce.com
5 9 (37.50%) Confluence
5 9 (37.50%) SaaS
6 8 (33.33%) Test Strategy
6 8 (33.33%) AngularJS
6 8 (33.33%) Amazon AWS
6 8 (33.33%) Terraform
6 8 (33.33%) ITIL
6 8 (33.33%) Publishing
6 8 (33.33%) Software Engineering
7 7 (29.17%) Web Services
7 7 (29.17%) Pair Programming
7 7 (29.17%) Scrum
7 7 (29.17%) Continuous Integration
7 7 (29.17%) Kanban
7 7 (29.17%) Web Development
7 7 (29.17%) JSON
7 7 (29.17%) ISTQB
7 7 (29.17%) ISEB
7 7 (29.17%) JavaScript
7 7 (29.17%) PHP
7 7 (29.17%) HTML
7 7 (29.17%) CSS

Open Source
Co-occurring IT Skills in Oxford 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 9 (37.50%) Confluence
2 1 (4.17%) Apache
2 1 (4.17%) IIS
2 1 (4.17%) WebSphere
Business Applications
1 7 (29.17%) Magento
Cloud Services
1 9 (37.50%) SaaS
2 8 (33.33%) Amazon AWS
3 1 (4.17%) Google Cloud Platform
3 1 (4.17%) Microsoft Azure
3 1 (4.17%) PaaS
Communications & Networking
1 1 (4.17%) DNS
Database & Business Intelligence
1 11 (45.83%) NoSQL
2 6 (25.00%) Big Data
3 4 (16.67%) Apache Cassandra
Development Applications
1 10 (41.67%) JIRA
2 3 (12.50%) Jenkins
3 1 (4.17%) Selenium
General
1 8 (33.33%) Publishing
Job Titles
1 12 (50.00%) Developer
2 7 (29.17%) Agile Developer
2 7 (29.17%) AWS Developer
2 7 (29.17%) JavaScript Developer
2 7 (29.17%) Node.js Developer
3 6 (25.00%) Test Manager
4 4 (16.67%) AWS Engineer
4 4 (16.67%) E-Commerce Developer
4 4 (16.67%) HTML CSS Developer
4 4 (16.67%) HTML Developer
4 4 (16.67%) Java Developer
4 4 (16.67%) Lead Developer
4 4 (16.67%) Lead Java Developer
5 3 (12.50%) Analyst
5 3 (12.50%) Angular Developer
5 3 (12.50%) DevOps Engineer
5 3 (12.50%) JavaScript Engineer
5 3 (12.50%) Test Analyst
5 3 (12.50%) Test Leader
6 2 (8.33%) Linux Engineer
Libraries, Frameworks & Software Standards
1 8 (33.33%) AngularJS
2 7 (29.17%) CSS
2 7 (29.17%) CSS3
2 7 (29.17%) HTML
2 7 (29.17%) JSON
2 7 (29.17%) LESS
2 7 (29.17%) Node.js
2 7 (29.17%) Sass
2 7 (29.17%) Web Services
3 4 (16.67%) Spring
4 2 (8.33%) LAMP
5 1 (4.17%) Middleware
5 1 (4.17%) SOAP
5 1 (4.17%) Spring Boot
5 1 (4.17%) Twitter Bootstrap
Miscellaneous
1 4 (16.67%) Client/Server
2 2 (8.33%) Semantic Web
3 1 (4.17%) Computer Science
Operating Systems
1 7 (29.17%) Linux
2 4 (16.67%) Unix
3 1 (4.17%) Red Hat Enterprise Linux
3 1 (4.17%) Windows
3 1 (4.17%) Windows Server
Processes & Methodologies
1 19 (79.17%) Agile Software Development
2 18 (75.00%) Test Automation
3 11 (45.83%) TDD
4 9 (37.50%) Regression Testing
4 9 (37.50%) Test Management
5 8 (33.33%) ITIL
5 8 (33.33%) Software Engineering
5 8 (33.33%) Test Strategy
6 7 (29.17%) API Development
6 7 (29.17%) Continuous Integration
6 7 (29.17%) DevOps
6 7 (29.17%) E-Commerce
6 7 (29.17%) Kanban
6 7 (29.17%) Pair Programming
6 7 (29.17%) Scrum
6 7 (29.17%) Unit Testing
6 7 (29.17%) Waterfall
6 7 (29.17%) Web Development
7 6 (25.00%) Matrix Management
7 6 (25.00%) Matrix Organization
Programming Languages
1 7 (29.17%) JavaScript
1 7 (29.17%) PHP
2 5 (20.83%) Java
3 1 (4.17%) Python
3 1 (4.17%) SQL
Qualifications
1 7 (29.17%) ISEB
1 7 (29.17%) ISTQB
Quality Assurance & Compliance
1 1 (4.17%) SLA
System Software
1 3 (12.50%) Docker
Systems Management
1 8 (33.33%) Terraform
2 6 (25.00%) Puppet
3 4 (16.67%) Opscode Chef
4 1 (4.17%) Ansible
4 1 (4.17%) Docker Swarm
4 1 (4.17%) Kubernetes
Vendors
1 9 (37.50%) Salesforce.com
2 4 (16.67%) Infor
3 1 (4.17%) Google
3 1 (4.17%) Red Hat