The following table provides summary statistics for contract job vacancies advertised in Cambridgeshire 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
East of England / Cambridgeshire
3 months to
30 Mar 2017
Same period 2016 Same period 2015
Rank 51 56 63
Rank change year-on-year +5 +7  
Contract jobs citing Open Source 2 4 2
As % of all contract IT jobs advertised in Cambridgeshire 0.37% 0.63% 0.30%
As % of the Processes & Methodologies category 0.47% 0.79% 0.38%
Number of daily rates quoted 0 3 1
Median daily rate - £360 £320
Median daily rate % change year-on-year - +12.50%  
UK excluding London median daily rate £465 £425 £400
% change year-on-year +9.41% +6.25%  
Number of hourly rates quoted 0 1 0
Median hourly rate - £45.00 -
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 Cambridgeshire with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Cambridgeshire
Contract job vacancies with a requirement for process and methodology skills 429 506 528
As % of all contract IT job vacancies advertised in Cambridgeshire 79.44% 79.81% 78.69%
Number of daily rates quoted 219 305 270
Median daily rate £400 £413 £350
Median daily rate % change year-on-year -3.03% +17.85%  
90% offered a daily rate of more than £238 £300 £225
10% offered a daily rate of more than £525 £525 £525
UK excluding London median daily rate £410 £400 £396
% change year-on-year +2.50% +1.01%  
Number of hourly rates quoted 49 34 56
Median hourly rate £24.00 £37.50 £21.00
Median hourly rate % change year-on-year -36.00% +78.57%  
90% offered a hourly rate of more than £13.00 £17.50 £12.00
10% offered a hourly rate of more than £68.00 £55.00 £42.50
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 Cambridgeshire

The job posting trend of jobs advertised in Cambridgeshire 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 Cambridgeshire

Open Source
Contractor Daily Rate Trend in Cambridgeshire

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

Contractor daily rate trend for Open Source in Cambridgeshire

Open Source
Contractor Hourly Rate Trend in Cambridgeshire

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

Contractor hourly rate trend for Open Source in Cambridgeshire

Open Source
Contract Job Locations in Cambridgeshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Open Source within the Cambridgeshire region over the 3 months to 30 March 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Cambridge +7 2 - - 3
Open Source
East of England

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 Cambridgeshire region with a requirement for Open Source.

1 11 (61.11%) Agile Software Development
2 10 (55.56%) Big Data
3 9 (50.00%) Java
4 8 (44.44%) PostgreSQL
4 8 (44.44%) MongoDB
4 8 (44.44%) NoSQL
4 8 (44.44%) Analytics
5 7 (38.89%) Scala
6 6 (33.33%) Talend Open Studio
6 6 (33.33%) Cloud Computing
6 6 (33.33%) Data Integration
6 6 (33.33%) Data Warehouse
6 6 (33.33%) ETL
6 6 (33.33%) Business Intelligence
6 6 (33.33%) Talend
7 5 (27.78%) Python
7 5 (27.78%) XML
7 5 (27.78%) JIRA
8 4 (22.22%) Hibernate
8 4 (22.22%) JSON
8 4 (22.22%) JPA
8 4 (22.22%) REST
8 4 (22.22%) Git (software)
8 4 (22.22%) Domain-Driven Design
8 4 (22.22%) Mercurial
8 4 (22.22%) Hadoop
8 4 (22.22%) OO
8 4 (22.22%) Apache
8 4 (22.22%) JUnit
8 4 (22.22%) JavaScript

Open Source
Co-occurring IT Skills in Cambridgeshire 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 4 (22.22%) Apache
1 4 (22.22%) Apache Pig
1 4 (22.22%) Apache Spark
2 2 (11.11%) SAS
3 1 (5.56%) Elasticsearch
3 1 (5.56%) Mule
3 1 (5.56%) Mule ESB
Business Applications
1 3 (16.67%) Payment Gateway
Cloud Services
1 6 (33.33%) Cloud Computing
2 2 (11.11%) Veeva
3 1 (5.56%) Amazon AWS
Database & Business Intelligence
1 10 (55.56%) Big Data
2 8 (44.44%) MongoDB
2 8 (44.44%) NoSQL
2 8 (44.44%) PostgreSQL
3 6 (33.33%) Data Warehouse
4 4 (22.22%) Apache Hive
4 4 (22.22%) Data Lake
4 4 (22.22%) Hadoop
4 4 (22.22%) HBase
4 4 (22.22%) RDBMS
4 4 (22.22%) Relational Database
5 1 (5.56%) Spotfire
Development Applications
1 6 (33.33%) Talend Open Studio
2 5 (27.78%) JIRA
3 4 (22.22%) Git (software)
3 4 (22.22%) JUnit
3 4 (22.22%) Mercurial
3 4 (22.22%) Mockito
4 3 (16.67%) Atlassian Bamboo
4 3 (16.67%) IntelliJ
4 3 (16.67%) Jenkins
4 3 (16.67%) Maven
4 3 (16.67%) WebStorm
General
1 1 (5.56%) Finance
1 1 (5.56%) Pharmaceutical
Job Titles
1 15 (83.33%) Developer
2 6 (33.33%) Java Developer
3 4 (22.22%) Hadoop Developer
3 4 (22.22%) Senior Developer
3 4 (22.22%) Talend Developer
4 2 (11.11%) Analyst
4 2 (11.11%) Big Data Developer
4 2 (11.11%) Business Analyst
4 2 (11.11%) CRM Analyst
4 2 (11.11%) CRM Business Analyst
4 2 (11.11%) Java Hadoop Developer
5 1 (5.56%) Apache Spark Developer
5 1 (5.56%) Business Developer
5 1 (5.56%) Business Intelligence Developer
5 1 (5.56%) Integration Developer
5 1 (5.56%) Senior Business Intelligence Developer
5 1 (5.56%) Technical Leader
5 1 (5.56%) XML Developer
Libraries, Frameworks & Software Standards
1 5 (27.78%) XML
2 4 (22.22%) Hibernate
2 4 (22.22%) HTML
2 4 (22.22%) HTML5
2 4 (22.22%) JPA
2 4 (22.22%) JSON
2 4 (22.22%) Kafka
2 4 (22.22%) REST
2 4 (22.22%) Spring
3 3 (16.67%) jQuery
3 3 (16.67%) XML Schema
4 1 (5.56%) Ajax
4 1 (5.56%) AngularJS
4 1 (5.56%) CSS
4 1 (5.56%) CSS3
4 1 (5.56%) Flask
4 1 (5.56%) J2EE
4 1 (5.56%) Web Services
4 1 (5.56%) XHTML
Miscellaneous
1 1 (5.56%) Data Structures
Processes & Methodologies
1 11 (61.11%) Agile Software Development
2 8 (44.44%) Analytics
3 6 (33.33%) Business Intelligence
3 6 (33.33%) Data Integration
3 6 (33.33%) ETL
4 4 (22.22%) Domain-Driven Design
4 4 (22.22%) MapReduce
4 4 (22.22%) MVC
4 4 (22.22%) OO
4 4 (22.22%) Process Improvement
4 4 (22.22%) TDD
5 3 (16.67%) BDD
5 3 (16.67%) BPMN
5 3 (16.67%) Continuous Integration
5 3 (16.67%) Data Architecture
5 3 (16.67%) ETL Development
5 3 (16.67%) Information Security
6 2 (11.11%) CRM
6 2 (11.11%) Stakeholder Management
6 2 (11.11%) Use Case
Programming Languages
1 9 (50.00%) Java
2 7 (38.89%) Scala
3 5 (27.78%) Python
4 4 (22.22%) JavaScript
4 4 (22.22%) SQL
5 3 (16.67%) Groovy
Quality Assurance & Compliance
1 1 (5.56%) CDISC
1 1 (5.56%) HL7
Systems Management
1 4 (22.22%) Hadoop YARN
Vendors
1 6 (33.33%) Talend
2 4 (22.22%) Hortonworks