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 28 August 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
28 Aug 2016
Same period 2015 Same period 2014
Resource Description Framework (RDF)
Rank 601 632 618
Rank change year-on-year
+31 -14
Contract jobs citing RDF 38 25 24
As % of all contract IT jobs located in the UK 0.071% 0.043% 0.043%
As % of the Processes & Methodologies category 0.086% 0.053% 0.054%
Number of daily rates quoted 27 17 22
Median daily rate £400 £475 £419
Median daily rate % change year-on-year
-15.78% +13.43%
90% offered a daily rate of more than £330 £300 £378
10% offered a daily rate of more than £575 £560 £525
UK excluding London median daily rate £329 £325 £501
% change year-on-year
+1.15% -35.06%
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
44128 46836 44243
As % of all contract IT jobs located in the UK 82.77% 80.32% 78.55%
Number of daily rates quoted 29130 30462 27410
Median daily rate £438 £425 £405
Median daily rate % change year-on-year
+2.94% +4.93%
90% offered a daily rate of more than £300 £288 £275
10% offered a daily rate of more than £596 £575 £575
UK excluding London median daily rate £400 £400 £375
% change year-on-year
- +6.66%
Number of hourly rates quoted 1092 1273 1191
Median hourly rate £28.50 £31.44 £24.00
Median hourly rate % change year-on-year
-9.35% +31.00%
90% offered a hourly rate of more than £12.50 £12.50 £12.50
10% offered a hourly rate of more than £52.00 £52.50 £50.00
UK excluding London median hourly rate £30.00 £33.00 £26.00
% change year-on-year
-9.09% +26.92%

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 28 August 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 28 August 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 +16 38 £400 -15.78% 4
London +15 30 £450 -14.28% 4
City of London +36 4 £394 -25.00%
South West +12 4 £349 -45.82%
Wiltshire +10 4 £349 -45.82%
East of England +19 2 - -
Berkshire +13 2 £300 -
South East +6 2 £300 -
Salisbury - 2 £349 -
Newbury - 2 £300 -
Cambridgeshire - 2 - -
Cambridge - 1 - -
Huntingdon - 1 - -

RDF
Top 30 Related IT Skills

For the 6 months to 28 August 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 34 (75.56%) SPARQL
2 31 (68.89%) Agile Software Development
3 24 (53.33%) SQL
4 23 (51.11%) Java
5 18 (40.00%) Web Services
6 16 (35.56%) XML
7 15 (33.33%) HTTP
7 15 (33.33%) Scrum
7 15 (33.33%) REST
8 14 (31.11%) NoSQL
8 14 (31.11%) Software Engineering
9 12 (26.67%) Release Management
9 12 (26.67%) RESTful
9 12 (26.67%) Big Data
10 11 (24.44%) Hadoop
10 11 (24.44%) BDD
10 11 (24.44%) Apache Spark
10 11 (24.44%) Reference Data
10 11 (24.44%) TDD
10 11 (24.44%) C
11 10 (22.22%) C++
11 10 (22.22%) Python
11 10 (22.22%) Unit Testing
11 10 (22.22%) Ontologies
11 10 (22.22%) HBase
12 9 (20.00%) Apache Hive
12 9 (20.00%) Scala
12 9 (20.00%) JSON
12 9 (20.00%) Linux
12 9 (20.00%) W3C

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 11 (24.44%) Apache Spark
2 6 (13.33%) Apache
3 2 (4.44%) Drupal
3 2 (4.44%) GlassFish
3 2 (4.44%) SilverStripe
3 2 (4.44%) Tomcat
4 1 (2.22%) Apache Qpid
4 1 (2.22%) ArcGIS
4 1 (2.22%) GeoServer
4 1 (2.22%) Perch
4 1 (2.22%) SAS
Applications
1 3 (6.67%) MS Excel
1 3 (6.67%) MS PowerPoint
2 1 (2.22%) SPSS
Cloud Services
1 4 (8.89%) Amazon AWS
2 1 (2.22%) Microsoft Azure
2 1 (2.22%) SaaS
Communications & Networking
1 15 (33.33%) HTTP
2 1 (2.22%) AMQP
2 1 (2.22%) HTTPS
2 1 (2.22%) Internet
2 1 (2.22%) MQTT
2 1 (2.22%) SNMP
Database & Business Intelligence
1 14 (31.11%) NoSQL
2 12 (26.67%) Big Data
3 11 (24.44%) Hadoop
4 10 (22.22%) HBase
5 9 (20.00%) Apache Hive
6 8 (17.78%) RDBMS
6 8 (17.78%) Relational Database
7 7 (15.56%) MySQL
8 6 (13.33%) Triplestore
9 4 (8.89%) GIS
9 4 (8.89%) SQL Server
10 2 (4.44%) MongoDB
10 2 (4.44%) PostgreSQL
11 1 (2.22%) CouchDB
11 1 (2.22%) Data Mining
11 1 (2.22%) Mahout
11 1 (2.22%) MarkLogic
11 1 (2.22%) Pentaho
11 1 (2.22%) Text Mining
Development Applications
1 8 (17.78%) Ant
2 6 (13.33%) Git (software)
3 5 (11.11%) JUnit
3 5 (11.11%) Maven
4 4 (8.89%) Mercurial
4 4 (8.89%) Subversion
General
1 7 (15.56%) Banking
1 7 (15.56%) Finance
2 6 (13.33%) Investment Banking
2 6 (13.33%) Publishing
3 2 (4.44%) Military
4 1 (2.22%) Advertising
Job Titles
1 21 (46.67%) Developer
2 10 (22.22%) Scala Developer
3 9 (20.00%) Software Engineer
4 7 (15.56%) Java Developer
5 5 (11.11%) Architect
6 4 (8.89%) Big Data Developer
6 4 (8.89%) Data Architect
6 4 (8.89%) Java Scala Developer
6 4 (8.89%) Lead Developer
7 3 (6.67%) C Software Engineer
7 3 (6.67%) Consultant
7 3 (6.67%) Data Scientist
7 3 (6.67%) Hadoop Developer
7 3 (6.67%) SQL Developer
8 2 (4.44%) C Developer
8 2 (4.44%) C++ Developer
8 2 (4.44%) Python Developer
8 2 (4.44%) Senior Developer
8 2 (4.44%) XML Consultant
9 1 (2.22%) Senior Java Scala Developer
Libraries, Frameworks & Software Standards
1 18 (40.00%) Web Services
2 16 (35.56%) XML
3 15 (33.33%) REST
4 12 (26.67%) RESTful
5 9 (20.00%) JSON
6 6 (13.33%) JSON-LD
7 5 (11.11%) HTML
8 4 (8.89%) ActiveMQ
8 4 (8.89%) CSS
8 4 (8.89%) Django
8 4 (8.89%) GWT
8 4 (8.89%) JavaFX
8 4 (8.89%) JMS
8 4 (8.89%) Natural Language Processing
8 4 (8.89%) TensorFlow
8 4 (8.89%) Vaadin
9 3 (6.67%) Sass
9 3 (6.67%) Spring
9 3 (6.67%) XHTML
10 2 (4.44%) XML Schema
Miscellaneous
1 11 (24.44%) Reference Data
2 10 (22.22%) Ontologies
3 9 (20.00%) W3C
4 6 (13.33%) Semantic Web
5 4 (8.89%) Neural Network
5 4 (8.89%) Remote Sensing
5 4 (8.89%) Statistics
5 4 (8.89%) Visualisation
6 3 (6.67%) Analytical Skills
6 3 (6.67%) Applied Mathematics
6 3 (6.67%) Digital Media
6 3 (6.67%) Mathematics
6 3 (6.67%) Taxonomies
7 2 (4.44%) Computer Science
8 1 (2.22%) Algorithms
8 1 (2.22%) Internet of Things
8 1 (2.22%) Linked Data
8 1 (2.22%) Machine to Machine
8 1 (2.22%) Smart Energy
8 1 (2.22%) Smart Home
Operating Systems
1 9 (20.00%) Linux
Processes & Methodologies
1 31 (68.89%) Agile Software Development
2 15 (33.33%) Scrum
3 14 (31.11%) Software Engineering
4 12 (26.67%) Release Management
5 11 (24.44%) BDD
5 11 (24.44%) TDD
6 10 (22.22%) Unit Testing
7 8 (17.78%) Functional Programming
7 8 (17.78%) Machine Learning
8 7 (15.56%) Coaching
8 7 (15.56%) Data Modelling
8 7 (15.56%) Performance Tuning
9 6 (13.33%) Analytics
9 6 (13.33%) High Availability
10 4 (8.89%) Deep Learning
10 4 (8.89%) Image Processing
10 4 (8.89%) Information Architecture
10 4 (8.89%) Mentoring
10 4 (8.89%) SDLC
10 4 (8.89%) Spatial Analysis
Programming Languages
1 34 (75.56%) SPARQL
2 24 (53.33%) SQL
3 23 (51.11%) Java
4 11 (24.44%) C
5 10 (22.22%) C++
5 10 (22.22%) Python
6 9 (20.00%) Scala
7 5 (11.11%) Objective-C
7 5 (11.11%) XPath
8 3 (6.67%) JavaScript
8 3 (6.67%) XQuery
9 2 (4.44%) C#
9 2 (4.44%) Perl
9 2 (4.44%) PHP
10 1 (2.22%) ANSI C
10 1 (2.22%) MATLAB
10 1 (2.22%) R
10 1 (2.22%) Ruby
Qualifications
1 5 (11.11%) DV Cleared
1 5 (11.11%) Security Cleared
2 2 (4.44%) Degree
2 2 (4.44%) SC Cleared
Quality Assurance & Compliance
1 5 (11.11%) Data Quality
2 2 (4.44%) Dublin Core
System Software
1 2 (4.44%) Docker
2 1 (2.22%) Shibboleth
Systems Management
1 4 (8.89%) Kibana
Vendors
1 6 (13.33%) Oracle
2 5 (11.11%) Google
3 4 (8.89%) Facebook
4 3 (6.67%) Microsoft
5 2 (4.44%) i2
6 1 (2.22%) IBM
6 1 (2.22%) Zend
London
Harvey Nash plc
Rate: £500 per day
Posted: 2 days ago
London
McGregor Boyall
Rate: £425 - £500 per day
Posted: 2 days ago
London
McGregor Boyall
Posted: 4 days ago