The table below looks at the statistics for RDF skills in IT contracts advertised across the UK. Included is a guide to the contractor rates offered in IT contracts that have cited RDF over the 3 months to 31 July 2016 with a comparison to the same period over 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.

3 months to
31 Jul 2016
Same period 2015 Same period 2014
Resource Description Framework (RDF)
Rank 632 633 596
Rank change year-on-year
+1 -37
Contract jobs citing RDF 25 16 29
As % of all contract IT jobs located in the UK 0.046% 0.028% 0.053%
As % of the Processes & Methodologies category 0.056% 0.035% 0.068%
Number of daily rates quoted 17 9 25
Median daily rate £450 £525 £413
Median daily rate % change year-on-year
-14.28% +27.27%
90% offered a daily rate of more than £330 £490 £312
10% offered a daily rate of more than £600 £613 £515
UK excluding London median daily rate £450 £613 £501
% change year-on-year
-26.53% +22.37%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

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

Processes & Methodologies Category
UK
Contract IT job ads with a match in the
Processes & Methodologies category
44552 45498 42918
As % of all contract IT jobs located in the UK 82.74% 79.95% 78.49%
Number of daily rates quoted 29465 29481 26581
Median daily rate £438 £413 £400
Median daily rate % change year-on-year
+6.06% +3.12%
90% offered a daily rate of more than £295 £280 £275
10% offered a daily rate of more than £600 £575 £563
UK excluding London median daily rate £400 £388 £375
% change year-on-year
+3.22% +3.33%
Number of hourly rates quoted 1038 1209 1201
Median hourly rate £29.00 £30.00 £25.00
Median hourly rate % change year-on-year
-3.33% +20.00%
90% offered a hourly rate of more than £12.50 £12.50 £13.00
10% offered a hourly rate of more than £52.16 £52.17 £50.00
UK excluding London median hourly rate £30.00 £30.50 £26.98
% change year-on-year
-1.63% +13.06%

RDF
Jobs Demand Trend

The demand trend of contract jobs citing RDF as a proportion of all IT contracts with a match in the Processes & Methodologies category.

RDF Jobs Demand Trend in the UK

RDF
Daily Rate Trend

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

RDF Daily Rate Trend in the UK

RDF
Daily Rate Histogram

This chart provides a histogram of daily rates quoted in contract IT jobs citing RDF within the UK over the 3 months to 31 July 2016.

RDF Daily Rate Histogram in the UK

RDF
Top 13 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing RDF within the UK over the 3 months to 31 July 2016. 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
(Click see detailed
statistics and trends)
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
England +14 25 £450 -14.28% 5
London +8 19 £450 -14.28% 5
City of London +44 3 £388 -20.51%
South East +14 3 £300 -
Berkshire +2 3 £300 -
Newbury - 2 £300 -
East of England - 2 - -
Cambridgeshire - 2 - -
South West +6 1 £713 +16.32%
Swindon +1 1 £713 +16.32%
Wiltshire -1 1 £713 +16.32%
Cambridge - 1 - -
Huntingdon - 1 - -

RDF
Top 30 Related IT Skills

For the 6 months to 31 July 2016, IT contractor jobs citing RDF also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads with a requirement for RDF.

1 29 (82.86%) SPARQL
2 26 (74.29%) Agile Software Development
3 21 (60.00%) Java
4 19 (54.29%) SQL
5 14 (40.00%) XML
6 13 (37.14%) Big Data
7 12 (34.29%) Apache Spark
7 12 (34.29%) Web Services
7 12 (34.29%) Hadoop
7 12 (34.29%) Release Management
8 11 (31.43%) Reference Data
8 11 (31.43%) HBase
9 10 (28.57%) REST
9 10 (28.57%) Apache Hive
9 10 (28.57%) JSON
9 10 (28.57%) Unit Testing
9 10 (28.57%) Software Engineering
9 10 (28.57%) Scrum
10 9 (25.71%) RDBMS
10 9 (25.71%) Apache
10 9 (25.71%) HTTP
10 9 (25.71%) Ant
10 9 (25.71%) TDD
10 9 (25.71%) RESTful
10 9 (25.71%) Scala
10 9 (25.71%) BDD
10 9 (25.71%) NoSQL
10 9 (25.71%) Functional Programming
10 9 (25.71%) Relational Database
11 8 (22.86%) Finance

RDF
Top Related IT Skills 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 12 (34.29%) Apache Spark
2 9 (25.71%) Apache
3 2 (5.71%) Drupal
3 2 (5.71%) GlassFish
3 2 (5.71%) SilverStripe
3 2 (5.71%) Tomcat
4 1 (2.86%) Apache Pig
4 1 (2.86%) Apache Qpid
4 1 (2.86%) ArcGIS
4 1 (2.86%) GeoServer
4 1 (2.86%) Perch
4 1 (2.86%) SAS
Applications
1 2 (5.71%) MS Excel
1 2 (5.71%) MS PowerPoint
2 1 (2.86%) SPSS
Cloud Services
1 2 (5.71%) Amazon AWS
2 1 (2.86%) Microsoft Azure
2 1 (2.86%) SaaS
Communications & Networking
1 9 (25.71%) HTTP
2 2 (5.71%) HTTPS
3 1 (2.86%) AMQP
3 1 (2.86%) Internet
3 1 (2.86%) MQTT
3 1 (2.86%) SNMP
Database & Business Intelligence
1 13 (37.14%) Big Data
2 12 (34.29%) Hadoop
3 11 (31.43%) HBase
4 10 (28.57%) Apache Hive
5 9 (25.71%) NoSQL
5 9 (25.71%) RDBMS
5 9 (25.71%) Relational Database
6 6 (17.14%) Triplestore
7 4 (11.43%) MySQL
8 3 (8.57%) MarkLogic
8 3 (8.57%) MongoDB
8 3 (8.57%) SQL Server
9 2 (5.71%) CouchDB
9 2 (5.71%) PostgreSQL
10 1 (2.86%) Data Mining
10 1 (2.86%) Data Warehouse
10 1 (2.86%) DB2
10 1 (2.86%) Pentaho
10 1 (2.86%) Star Schema
10 1 (2.86%) Text Mining
Development Applications
1 9 (25.71%) Ant
2 5 (14.29%) Maven
3 4 (11.43%) Git (software)
4 3 (8.57%) JUnit
5 2 (5.71%) Mercurial
5 2 (5.71%) Subversion
General
1 8 (22.86%) Finance
2 7 (20.00%) Banking
3 4 (11.43%) Investment Banking
4 3 (8.57%) Publishing
5 1 (2.86%) Advertising
Job Titles
1 20 (57.14%) Developer
2 10 (28.57%) Scala Developer
3 7 (20.00%) Java Developer
4 5 (14.29%) Software Engineer
5 4 (11.43%) Big Data Developer
5 4 (11.43%) Hadoop Developer
5 4 (11.43%) Java Scala Developer
5 4 (11.43%) Lead Developer
6 3 (8.57%) Architect
7 2 (5.71%) C Developer
7 2 (5.71%) C Software Engineer
7 2 (5.71%) C++ Developer
7 2 (5.71%) Consultant
7 2 (5.71%) Data Architect
7 2 (5.71%) Python Developer
7 2 (5.71%) Senior Developer
7 2 (5.71%) SQL Developer
8 1 (2.86%) Data Consultant
8 1 (2.86%) Java Software Developer
8 1 (2.86%) Lead Java Developer
Libraries, Frameworks & Software Standards
1 14 (40.00%) XML
2 12 (34.29%) Web Services
3 10 (28.57%) JSON
3 10 (28.57%) REST
4 9 (25.71%) RESTful
5 6 (17.14%) JSON-LD
6 5 (14.29%) HTML
7 4 (11.43%) CSS
7 4 (11.43%) Spring
8 3 (8.57%) Natural Language Processing
8 3 (8.57%) XML Schema
9 2 (5.71%) .NET
9 2 (5.71%) AngularJS
9 2 (5.71%) J2EE
9 2 (5.71%) JMS
9 2 (5.71%) Kafka
9 2 (5.71%) Sass
9 2 (5.71%) XHTML
9 2 (5.71%) XSD
9 2 (5.71%) XSLT
Miscellaneous
1 11 (31.43%) Reference Data
2 6 (17.14%) W3C
3 4 (11.43%) Ontologies
4 3 (8.57%) Digital Media
5 2 (5.71%) Analytical Skills
5 2 (5.71%) Computer Science
5 2 (5.71%) Semantic Web
5 2 (5.71%) Taxonomies
6 1 (2.86%) Algorithms
6 1 (2.86%) BBC
6 1 (2.86%) Hedge funds
6 1 (2.86%) Internet of Things
6 1 (2.86%) Machine to Machine
6 1 (2.86%) Smart Energy
Operating Systems
1 5 (14.29%) Linux
Processes & Methodologies
1 26 (74.29%) Agile Software Development
2 12 (34.29%) Release Management
3 10 (28.57%) Scrum
3 10 (28.57%) Software Engineering
3 10 (28.57%) Unit Testing
4 9 (25.71%) BDD
4 9 (25.71%) Functional Programming
4 9 (25.71%) TDD
5 6 (17.14%) Coaching
5 6 (17.14%) SDLC
6 5 (14.29%) High Availability
7 4 (11.43%) Analytics
7 4 (11.43%) Machine Learning
7 4 (11.43%) Performance Tuning
8 3 (8.57%) Information Architecture
8 3 (8.57%) Mentoring
8 3 (8.57%) Secure Coding
9 2 (5.71%) Automated Testing
9 2 (5.71%) Data Management
9 2 (5.71%) Open Source
Programming Languages
1 29 (82.86%) SPARQL
2 21 (60.00%) Java
3 19 (54.29%) SQL
4 9 (25.71%) Scala
5 7 (20.00%) C
5 7 (20.00%) C++
6 6 (17.14%) Python
6 6 (17.14%) XPath
7 4 (11.43%) JavaScript
7 4 (11.43%) XQuery
8 2 (5.71%) C#
8 2 (5.71%) Objective-C
8 2 (5.71%) Perl
8 2 (5.71%) PHP
9 1 (2.86%) MATLAB
9 1 (2.86%) R
9 1 (2.86%) Ruby
Qualifications
1 2 (5.71%) Degree
1 2 (5.71%) DV Cleared
1 2 (5.71%) Security Cleared
Quality Assurance & Compliance
1 7 (20.00%) Data Quality
System Software
1 2 (5.71%) Docker
2 1 (2.86%) Shibboleth
Vendors
1 6 (17.14%) Oracle
2 2 (5.71%) Microsoft
3 1 (2.86%) Cloudera
3 1 (2.86%) Google
3 1 (2.86%) Hortonworks
3 1 (2.86%) IBM
3 1 (2.86%) MapR
3 1 (2.86%) Teradata
3 1 (2.86%) Zend
London
Lorien Resourcing
Rate: Market rate
Posted: 5 days ago
London
Experis Ltd
Rate: £340.00 - £360.00 per day
Posted: 5 days ago