The table below looks at the statistics for RDF skills in IT contracts advertised for the City of London region. Included is a guide to the average contractor rates offered in IT contracts that have cited RDF over the 3 months to 6 July 2015 with a comparison to the same period in the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

Location
3 months to
6 Jul 2015
Same period 2014 Same period 2013
Resource Description Framework (RDF)
Rank 199 196 212
Rank change year-on-year
-3 +16
Contract jobs citing RDF 4 4 3
As % of all contract IT jobs located in the City of London 0.070% 0.070% 0.043%
As % of the Processes & Methodologies category 0.090% 0.090% 0.056%
Number of daily rates quoted 2 2 2
Average daily rate
Keep up to 90%
of your Daily Rate
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£495 £381 £431
Average daily rate % change year-on-year
+29.83% -11.59%
90% offered a daily rate of more than £459 £376 £416
10% offered a daily rate of more than £531 £386 £446
UK excluding London average daily rate £625 £450 £323
% change year-on-year
+38.81% +39.61%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - - -
RDF
London

The following table is for comparison with the above and provides statistics for the entire Processes & Methodologies category in contract jobs advertised in the City of London region.

Processes & Methodologies Category
City of London
Contract IT job ads with a match in the
Processes & Methodologies category
4442 4434 5398
As % of all contract IT jobs located in the City of London 77.88% 77.33% 77.79%
Number of daily rates quoted 3512 3309 4056
Average daily rate £475 £450 £450
Average daily rate % change year-on-year
+5.55% -
90% offered a daily rate of more than £325 £313 £310
10% offered a daily rate of more than £625 £625 £600
UK excluding London average daily rate £388 £375 £370
% change year-on-year
+3.33% +1.35%
Number of hourly rates quoted 40 42 101
Average hourly rate £24.23 £23.50 £32.58
Average hourly rate % change year-on-year
+3.10% -27.86%
90% offered a hourly rate of more than £13.90 £14.50 £18.00
10% offered a hourly rate of more than £51.40 £53.50 £59.00
UK excluding London average hourly rate £30.00 £27.50 £30.50
% change year-on-year
+9.09% -9.83%

RDF
Jobs Demand Trend in the City of London

This chart provides a 3-month moving total of IT contractor jobs citing RDF across the City of London region as a proportion of the total demand within the Processes & Methodologies category.

RDF Jobs Demand Trend in the City of London

RDF
Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing RDF across the City of London region.

RDF Daily Rate Trend in the City of London

RDF
Top 30 Related IT Skills in the City of London

For the 6 months to 6 July 2015, IT contractor jobs across the City of London region citing RDF also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited RDF.

1 6 (66.67%) TDD
1 6 (66.67%) Git (software)
2 5 (55.56%) SPARQL
2 5 (55.56%) Java
2 5 (55.56%) Triplestore
3 4 (44.44%) Hudson
3 4 (44.44%) REST
3 4 (44.44%) SQL
3 4 (44.44%) XML
3 4 (44.44%) JSON
3 4 (44.44%) Spring
4 3 (33.33%) Maven
4 3 (33.33%) Pair Programming
4 3 (33.33%) Subversion
4 3 (33.33%) Agile Software Development
4 3 (33.33%) Refactoring
4 3 (33.33%) Semantic Web
4 3 (33.33%) Linux
4 3 (33.33%) OO
4 3 (33.33%) JavaScript
4 3 (33.33%) Perl
4 3 (33.33%) PHP
4 3 (33.33%) Python
4 3 (33.33%) Web Services
4 3 (33.33%) RESTful
4 3 (33.33%) NoSQL
4 3 (33.33%) Jenkins
4 3 (33.33%) Elasticsearch
4 3 (33.33%) Apache Jena
5 2 (22.22%) Responsive Web Design

RDF
Top Related IT Skills in the City of London by Category

For the 6 months to 6 July 2015, IT contractor jobs across the City of London region citing RDF also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited RDF. Up to 20 skills are shown per category.

Application Platforms
1 3 (33.33%) Elasticsearch
2 2 (22.22%) Apache Solr
3 1 (11.11%) Apache Spark
3 1 (11.11%) Apache
3 1 (11.11%) Tomcat
Cloud Services
1 2 (22.22%) Microsoft Azure
Communications & Networking
1 1 (11.11%) Internet
Database & Business Intelligence
1 5 (55.56%) Triplestore
2 3 (33.33%) NoSQL
3 2 (22.22%) SQL Server
3 2 (22.22%) SQL Server 2008
3 2 (22.22%) Relational Database
4 1 (11.11%) Hadoop
4 1 (11.11%) Mahout
4 1 (11.11%) MarkLogic
Development Applications
1 6 (66.67%) Git (software)
2 4 (44.44%) Hudson
3 3 (33.33%) Jenkins
3 3 (33.33%) Subversion
3 3 (33.33%) Maven
4 1 (11.11%) JUnit
4 1 (11.11%) JMeter
4 1 (11.11%) Mockito
4 1 (11.11%) Cucumber
Job Titles
1 7 (77.78%) Developer
2 3 (33.33%) Software Developer
2 3 (33.33%) Software Engineer
2 3 (33.33%) Senior Developer
3 2 (22.22%) .NET Developer
3 2 (22.22%) Senior .NET Developer
4 1 (11.11%) Lead Java Developer
4 1 (11.11%) Python Developer
4 1 (11.11%) Java Web Developer
4 1 (11.11%) C Developer
4 1 (11.11%) Senior C Developer
4 1 (11.11%) Salesforce.com Developer
4 1 (11.11%) Lead Web Developer
4 1 (11.11%) Python Software Engineer
4 1 (11.11%) Semantic Web Developer
4 1 (11.11%) PHP Developer
4 1 (11.11%) Lead Developer
4 1 (11.11%) Java Developer
4 1 (11.11%) Web Developer
Libraries, Frameworks & Software Standards
1 4 (44.44%) Spring
1 4 (44.44%) JSON
1 4 (44.44%) XML
1 4 (44.44%) REST
2 3 (33.33%) RESTful
2 3 (33.33%) Web Services
2 3 (33.33%) Apache Jena
3 2 (22.22%) HTML5
3 2 (22.22%) CSS3
3 2 (22.22%) LESS
3 2 (22.22%) AngularJS
3 2 (22.22%) jQuery
3 2 (22.22%) HTML
3 2 (22.22%) .NET
3 2 (22.22%) CSS
3 2 (22.22%) JDBC
3 2 (22.22%) Servlets
4 1 (11.11%) Guice
4 1 (11.11%) JAX-RS
4 1 (11.11%) JAXB
Miscellaneous
1 3 (33.33%) Semantic Web
2 2 (22.22%) Linked Data
3 1 (11.11%) Inversion of Control
Operating Systems
1 3 (33.33%) Linux
Processes & Methodologies
1 6 (66.67%) TDD
2 3 (33.33%) Pair Programming
2 3 (33.33%) OO
2 3 (33.33%) Refactoring
2 3 (33.33%) Agile Software Development
3 2 (22.22%) Responsive Web Design
3 2 (22.22%) DevOps
3 2 (22.22%) Continuous Integration
3 2 (22.22%) MVC
3 2 (22.22%) Scrum
3 2 (22.22%) Software Engineering
4 1 (11.11%) Test Automation
4 1 (11.11%) Use Case
4 1 (11.11%) Mentoring
Programming Languages
1 5 (55.56%) Java
1 5 (55.56%) SPARQL
2 4 (44.44%) SQL
3 3 (33.33%) Python
3 3 (33.33%) JavaScript
3 3 (33.33%) Perl
3 3 (33.33%) PHP
4 2 (22.22%) C#
4 2 (22.22%) TypeScript
5 1 (11.11%) C
5 1 (11.11%) Scala
5 1 (11.11%) Clojure
5 1 (11.11%) Ruby
5 1 (11.11%) Groovy
Qualifications
1 1 (11.11%) Degree
Quality Assurance & Compliance
1 1 (11.11%) QA
Vendors
1 2 (22.22%) Microsoft
2 1 (11.11%) Salesforce.com
2 1 (11.11%) EPiServer