The table below looks at the statistics for RDF skills in IT contracts advertised for the London region. Included is a guide to the average contractor rates offered in IT contracts that have cited RDF over the 3 months to 27 May 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
27 May 2015
Same period 2014 Same period 2013
Resource Description Framework (RDF)
Rank 376 387 370
Rank change year-on-year
+11 -17
Contract jobs citing RDF 14 16 18
As % of all contract IT jobs located in London 0.062% 0.070% 0.083%
As % of the Processes & Methodologies category 0.079% 0.090% 0.11%
Number of daily rates quoted 11 11 16
Average daily rate
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of your Daily Rate
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£500 £425 £380
Average daily rate % change year-on-year
+17.64% +11.84%
90% offered a daily rate of more than £375 £375 £330
10% offered a daily rate of more than £540 £500 £423
UK excluding London average daily rate £625 £488 £323
% change year-on-year
+28.13% +51.24%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - - -
RDF
England

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

Processes & Methodologies Category
London
Contract IT job ads with a match in the
Processes & Methodologies category
17784 17779 17001
As % of all contract IT jobs located in London 78.63% 78.28% 78.52%
Number of daily rates quoted 12516 12755 11670
Average daily rate £450 £435 £450
Average daily rate % change year-on-year
+3.44% -3.33%
90% offered a daily rate of more than £313 £300 £300
10% offered a daily rate of more than £625 £600 £600
UK excluding London average daily rate £388 £375 £365
% change year-on-year
+3.33% +2.73%
Number of hourly rates quoted 252 226 269
Average hourly rate £21.00 £21.75 £33.50
Average hourly rate % change year-on-year
-3.44% -35.07%
90% offered a hourly rate of more than £11.00 £12.50 £14.34
10% offered a hourly rate of more than £65.00 £53.50 £65.00
UK excluding London average hourly rate £30.00 £30.00 £32.00
% change year-on-year
- -6.25%

RDF
Jobs Demand Trend in London

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

RDF Jobs Demand Trend in London

RDF
Daily Rate Trend in London

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

RDF Daily Rate Trend in London

RDF
Daily Rate Histogram in London

This chart provides a histogram of daily rates quoted in contract IT jobs citing RDF across the London region over the 3 months to 27 May 2015.

RDF Daily Rate Histogram in London

RDF
Contract Job Locations in London

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing RDF within the London region over the 3 months to 27 May 2015. 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
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Average
Daily Rate
Last 3 Months
Average Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London -2 3 £458 +18.06% 1
RDF
England

RDF
Top 30 Related IT Skills in London

For the 6 months to 27 May 2015, IT contractor jobs across the 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 23 (71.88%) Java
2 20 (62.50%) Spring
3 17 (53.13%) SPARQL
3 17 (53.13%) Triplestore
4 16 (50.00%) RESTful
5 15 (46.88%) TDD
5 15 (46.88%) Web Services
6 13 (40.63%) XML
6 13 (40.63%) REST
7 12 (37.50%) NoSQL
7 12 (37.50%) Elasticsearch
8 11 (34.38%) Hudson
8 11 (34.38%) JSON
9 10 (31.25%) Git (software)
9 10 (31.25%) Jenkins
9 10 (31.25%) HTML
9 10 (31.25%) JavaScript
9 10 (31.25%) PHP
9 10 (31.25%) CSS
9 10 (31.25%) Agile Software Development
10 9 (28.13%) Publishing
10 9 (28.13%) Semantic Web
10 9 (28.13%) Continuous Integration
10 9 (28.13%) Apache Solr
11 8 (25.00%) Refactoring
11 8 (25.00%) MVC
11 8 (25.00%) Scrum
11 8 (25.00%) Subversion
11 8 (25.00%) Pair Programming
11 8 (25.00%) OO

RDF
Top Related IT Skills in London by Category

For the 6 months to 27 May 2015, IT contractor jobs across the 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 12 (37.50%) Elasticsearch
2 9 (28.13%) Apache Solr
3 4 (12.50%) Apache
3 4 (12.50%) Tomcat
4 1 (3.13%) CMS
4 1 (3.13%) Apache Spark
Cloud Services
1 6 (18.75%) Microsoft Azure
Communications & Networking
1 2 (6.25%) HTTP
1 2 (6.25%) Internet
Database & Business Intelligence
1 17 (53.13%) Triplestore
2 12 (37.50%) NoSQL
3 6 (18.75%) SQL Server
3 6 (18.75%) SQL Server 2008
4 5 (15.63%) Big Data
5 4 (12.50%) Relational Database
6 3 (9.38%) MarkLogic
6 3 (9.38%) Hadoop
7 2 (6.25%) MongoDB
7 2 (6.25%) OrientDB
8 1 (3.13%) Mahout
8 1 (3.13%) MySQL
Development Applications
1 11 (34.38%) Hudson
2 10 (31.25%) Jenkins
2 10 (31.25%) Git (software)
3 8 (25.00%) Subversion
4 5 (15.63%) Maven
5 3 (9.38%) Mockito
5 3 (9.38%) Cucumber
5 3 (9.38%) JUnit
6 2 (6.25%) Ant
6 2 (6.25%) JMeter
7 1 (3.13%) Eclipse
General
1 9 (28.13%) Publishing
2 2 (6.25%) Finance
3 1 (3.13%) Front Office
3 1 (3.13%) Banking
3 1 (3.13%) Marketing
Job Titles
1 20 (62.50%) Developer
2 6 (18.75%) Senior Developer
2 6 (18.75%) Java Developer
2 6 (18.75%) .NET Developer
3 5 (15.63%) Software Engineer
4 3 (9.38%) PHP Developer
5 2 (6.25%) Senior Java Developer
5 2 (6.25%) Senior .NET Developer
5 2 (6.25%) Software Developer
5 2 (6.25%) Architect
5 2 (6.25%) Java Engineer
6 1 (3.13%) Python Software Engineer
6 1 (3.13%) Semantic Web Developer
6 1 (3.13%) Scala Developer
6 1 (3.13%) Lead Developer
6 1 (3.13%) Test Manager
6 1 (3.13%) Technical Architect
6 1 (3.13%) Web Developer
6 1 (3.13%) Data Architect
6 1 (3.13%) Lead Java Developer
Libraries, Frameworks & Software Standards
1 20 (62.50%) Spring
2 16 (50.00%) RESTful
3 15 (46.88%) Web Services
4 13 (40.63%) XML
4 13 (40.63%) REST
5 11 (34.38%) JSON
6 10 (31.25%) HTML
6 10 (31.25%) CSS
7 7 (21.88%) JAX-RS
7 7 (21.88%) Apache Jena
8 6 (18.75%) LESS
8 6 (18.75%) AngularJS
8 6 (18.75%) CSS3
8 6 (18.75%) Lucene
8 6 (18.75%) HTML5
8 6 (18.75%) .NET
8 6 (18.75%) jQuery
9 4 (12.50%) ASP.NET MVC
9 4 (12.50%) ASP.NET
10 3 (9.38%) XSLT
Miscellaneous
1 9 (28.13%) Semantic Web
2 6 (18.75%) Linked Data
3 3 (9.38%) Inversion of Control
4 2 (6.25%) Ontologies
5 1 (3.13%) Data Integration
5 1 (3.13%) Analytical Skills
5 1 (3.13%) Kindle
5 1 (3.13%) Digital Media
Operating Systems
1 6 (18.75%) Linux
2 1 (3.13%) UNIX
Processes & Methodologies
1 15 (46.88%) TDD
2 10 (31.25%) Agile Software Development
3 9 (28.13%) Continuous Integration
4 8 (25.00%) Refactoring
4 8 (25.00%) Pair Programming
4 8 (25.00%) OO
4 8 (25.00%) MVC
4 8 (25.00%) Scrum
5 6 (18.75%) Software Engineering
5 6 (18.75%) Responsive Web Design
5 6 (18.75%) DevOps
6 5 (15.63%) BDD
7 2 (6.25%) Data Modelling
7 2 (6.25%) Use Case
7 2 (6.25%) Test Automation
8 1 (3.13%) Domain-Driven Design
8 1 (3.13%) Multithreading
8 1 (3.13%) Data Architecture
8 1 (3.13%) Unit Testing
8 1 (3.13%) Test Management
Programming Languages
1 23 (71.88%) Java
2 17 (53.13%) SPARQL
3 10 (31.25%) JavaScript
3 10 (31.25%) PHP
4 6 (18.75%) Python
4 6 (18.75%) Perl
4 6 (18.75%) C#
4 6 (18.75%) Scala
4 6 (18.75%) TypeScript
5 5 (15.63%) Ruby
6 4 (12.50%) Clojure
6 4 (12.50%) Groovy
6 4 (12.50%) SQL
7 3 (9.38%) XQuery
8 1 (3.13%) C
8 1 (3.13%) XPath
Qualifications
1 3 (9.38%) Degree
Quality Assurance & Compliance
1 2 (6.25%) QA
2 1 (3.13%) ISO 9001
Vendors
1 6 (18.75%) Microsoft
2 1 (3.13%) Salesforce.com
2 1 (3.13%) EPiServer