The following table provides summary statistics for contract job vacancies advertised in Southampton 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 30 March 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
Hampshire / Southampton
3 months to
30 Mar 2017
Same period 2016 Same period 2015
Rank 30 - 32
Rank change year-on-year - 0  
Contract jobs citing Open Source 5 0 23
As % of all contract IT jobs advertised in Southampton 1.92% - 5.48%
As % of the Processes & Methodologies category 2.44% - 6.78%
Number of daily rates quoted 0 0 14
Median daily rate - - £488
UK excluding London median daily rate £465 £425 £400
% change year-on-year +9.41% +6.25%  
Number of hourly rates quoted 1 0 0
Median hourly rate £42.50 - -
UK excluding London median hourly rate £40.00 £32.50 £39.90
% change year-on-year +23.07% -18.54%  

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 Southampton with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Southampton
Contract job vacancies with a requirement for process and methodology skills 205 209 339
As % of all contract IT job vacancies advertised in Southampton 78.54% 73.08% 80.71%
Number of daily rates quoted 127 134 237
Median daily rate £450 £375 £388
Median daily rate % change year-on-year +20.00% -3.22%  
90% offered a daily rate of more than £302 £259 £300
10% offered a daily rate of more than £850 £575 £550
UK excluding London median daily rate £410 £400 £396
% change year-on-year +2.50% +1.01%  
Number of hourly rates quoted 2 18 10
Median hourly rate £42.50 £15.00 £12.50
Median hourly rate % change year-on-year +183.33% +20.00%  
UK excluding London median hourly rate £35.75 £38.00 £30.00
% change year-on-year -5.92% +26.66%  

Open Source
Job Vacancy Trend in Southampton

The job posting trend of jobs advertised in Southampton 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 Southampton

Open Source
Contractor Daily Rate Trend in Southampton

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

Contractor daily rate trend for Open Source in Southampton

Open Source
Contractor Hourly Rate Trend in Southampton

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

Contractor hourly rate trend for Open Source in Southampton

For the 6 months to 30 March 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 Southampton region with a requirement for Open Source.

1 4 (57.14%) Python
2 3 (42.86%) JavaScript
2 3 (42.86%) Hadoop
2 3 (42.86%) Big Data
3 2 (28.57%) Big Data Analytics
3 2 (28.57%) OpenStack
3 2 (28.57%) Microservices
3 2 (28.57%) Apache Drill
3 2 (28.57%) Visualisation
3 2 (28.57%) Data Integration
3 2 (28.57%) Data Visualisation
3 2 (28.57%) Data Analytics
3 2 (28.57%) Analytics
3 2 (28.57%) MapR
3 2 (28.57%) Apache
3 2 (28.57%) Stakeholder Management
3 2 (28.57%) Oracle Applications
3 2 (28.57%) Oracle
3 2 (28.57%) Data Warehouse
3 2 (28.57%) ETL
4 1 (14.29%) Web Services
4 1 (14.29%) XML
4 1 (14.29%) Software Engineering
4 1 (14.29%) Workflow
4 1 (14.29%) Finance
4 1 (14.29%) HTML
4 1 (14.29%) Machine Learning
4 1 (14.29%) RESTful
4 1 (14.29%) JSON
4 1 (14.29%) Computer Science

Open Source
Co-occurring IT Skills in Southampton 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 2 (28.57%) Apache
1 2 (28.57%) OpenStack
Business Applications
1 2 (28.57%) Oracle Applications
Cloud Services
1 1 (14.29%) Amazon AWS
1 1 (14.29%) PaaS
Database & Business Intelligence
1 3 (42.86%) Big Data
1 3 (42.86%) Hadoop
2 2 (28.57%) Data Warehouse
General
1 1 (14.29%) Finance
Job Titles
1 3 (42.86%) Developer
2 2 (28.57%) Architect
2 2 (28.57%) Big Data Architect
2 2 (28.57%) Data Architect
2 2 (28.57%) Python Developer
3 1 (14.29%) Analyst
3 1 (14.29%) Big Data Consultant
3 1 (14.29%) Big Data Engineer
3 1 (14.29%) Business Analyst
3 1 (14.29%) Consultant
3 1 (14.29%) Data Consultant
3 1 (14.29%) Data Engineer
3 1 (14.29%) JavaScript Developer
Libraries, Frameworks & Software Standards
1 2 (28.57%) Apache Drill
2 1 (14.29%) Django
2 1 (14.29%) Elastic Stack
2 1 (14.29%) Flask
2 1 (14.29%) HTML
2 1 (14.29%) JSON
2 1 (14.29%) RESTful
2 1 (14.29%) Web Services
2 1 (14.29%) XML
Miscellaneous
1 1 (14.29%) Computer Science
Processes & Methodologies
1 2 (28.57%) Analytics
1 2 (28.57%) Big Data Analytics
1 2 (28.57%) Data Analytics
1 2 (28.57%) Data Integration
1 2 (28.57%) Data Visualisation
1 2 (28.57%) ETL
1 2 (28.57%) Microservices
1 2 (28.57%) Stakeholder Management
1 2 (28.57%) Visualisation
2 1 (14.29%) Creative Problem-Solving
2 1 (14.29%) DevOps
2 1 (14.29%) Machine Learning
2 1 (14.29%) Service Design
2 1 (14.29%) Software Engineering
2 1 (14.29%) Workflow
Programming Languages
1 4 (57.14%) Python
2 3 (42.86%) JavaScript
System Software
1 1 (14.29%) Docker
Systems Management
1 1 (14.29%) Marathon
1 1 (14.29%) Mesos
Vendors
1 2 (28.57%) MapR
1 2 (28.57%) Oracle
2 1 (14.29%) Cloudera