The table below looks at the statistics for RDF skills in IT contracts advertised across the UK. Included is a guide to the average contractor rates offered in IT contracts that have cited RDF over the 3 months to 29 April 2016 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.

3 months to
29 Apr 2016
Same period 2015 Same period 2014
Resource Description Framework (RDF)
Rank 630 609 603
Rank change year-on-year
-21 -6
Contract jobs citing RDF 10 26 23
As % of all contract IT jobs located in the UK 0.018% 0.047% 0.042%
As % of the Processes & Methodologies category 0.022% 0.059% 0.054%
Number of daily rates quoted 7 20 17
Average daily rate £670 £494 £450
Average daily rate % change year-on-year
+35.69% +9.72%
90% offered a daily rate of more than £595 £375 £359
10% offered a daily rate of more than £805 £604 £550
UK excluding London average daily rate - £600 £501
% change year-on-year
- +19.88%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average 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
45554 43915 42300
As % of all contract IT jobs located in the UK 81.54% 78.78% 77.41%
Number of daily rates quoted 30085 27355 26388
Average daily rate £438 £413 £400
Average daily rate % change year-on-year
+6.06% +3.12%
90% offered a daily rate of more than £300 £280 £275
10% offered a daily rate of more than £600 £575 £550
UK excluding London average daily rate £400 £388 £375
% change year-on-year
+3.22% +3.33%
Number of hourly rates quoted 1044 1272 1188
Average hourly rate £35.00 £30.00 £30.00
Average hourly rate % change year-on-year
+16.66% -
90% offered a hourly rate of more than £13.00 £12.35 £12.50
10% offered a hourly rate of more than £49.82 £47.83 £52.50
UK excluding London average hourly rate £36.00 £30.50 £31.50
% change year-on-year
+18.03% -3.17%

RDF
Jobs Demand Trend

This chart provides the 3-month moving total of IT contractor jobs citing RDF within the UK as a proportion of the total demand within 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 29 April 2016.

RDF Daily Rate Histogram in the UK

RDF
Top 3 Contract Locations

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing RDF within the UK over the 3 months to 29 April 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
(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
London -22 10 £670 +37.43% 2
England -38 10 £670 +35.69% 3
Canary Wharf - 1 £550 -

RDF
Top 30 Related IT Skills

For the 6 months to 29 April 2016, IT contractor jobs within the UK 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 20 (74.07%) SQL
2 18 (66.67%) Agile Software Development
3 16 (59.26%) Java
3 16 (59.26%) XML
4 15 (55.56%) JSON
4 15 (55.56%) Big Data
5 13 (48.15%) NoSQL
6 12 (44.44%) SPARQL
7 11 (40.74%) Data Modelling
8 10 (37.04%) ETL
8 10 (37.04%) Talend Open Studio
8 10 (37.04%) Talend
9 9 (33.33%) Dublin Core
9 9 (33.33%) Scala
10 8 (29.63%) Hadoop
10 8 (29.63%) Semantic Web
10 8 (29.63%) Apache Solr
10 8 (29.63%) HBase
10 8 (29.63%) Elasticsearch
10 8 (29.63%) Relational Database
10 8 (29.63%) Apache Spark
10 8 (29.63%) Apache
10 8 (29.63%) Lucene
11 7 (25.93%) Unit Testing
11 7 (25.93%) Reference Data
11 7 (25.93%) JavaScript
11 7 (25.93%) Data Quality
11 7 (25.93%) Apache Hive
12 6 (22.22%) SDLC
12 6 (22.22%) Functional Programming

RDF
Top Related IT Skills by Category

For the 6 months to 29 April 2016, IT contractor jobs within the UK 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 8 (29.63%) Apache
1 8 (29.63%) Apache Solr
1 8 (29.63%) Apache Spark
1 8 (29.63%) Elasticsearch
2 2 (7.41%) Jetty
2 2 (7.41%) Tomcat
3 1 (3.70%) Apache Pig
Communications & Networking
1 3 (11.11%) HTTP
1 3 (11.11%) HTTPS
Database & Business Intelligence
1 15 (55.56%) Big Data
2 13 (48.15%) NoSQL
3 8 (29.63%) Hadoop
3 8 (29.63%) HBase
3 8 (29.63%) Relational Database
4 7 (25.93%) Apache Hive
5 6 (22.22%) RDBMS
6 4 (14.81%) MarkLogic
6 4 (14.81%) MongoDB
7 3 (11.11%) CouchDB
7 3 (11.11%) Triplestore
8 1 (3.70%) Apache Cassandra
8 1 (3.70%) Couchbase
8 1 (3.70%) Data Warehouse
8 1 (3.70%) DB2
8 1 (3.70%) Star Schema
Development Applications
1 10 (37.04%) Talend Open Studio
2 6 (22.22%) Ant
3 5 (18.52%) Maven
4 4 (14.81%) Git (software)
5 2 (7.41%) Hudson
5 2 (7.41%) Jenkins
5 2 (7.41%) Subversion
General
1 5 (18.52%) Finance
1 5 (18.52%) Publishing
2 3 (11.11%) Banking
3 2 (7.41%) Pharmaceutical
Job Titles
1 14 (51.85%) Developer
2 10 (37.04%) Data Engineer
3 9 (33.33%) Scala Developer
4 7 (25.93%) Java Developer
5 6 (22.22%) Big Data Engineer
6 5 (18.52%) NoSQL Engineer
7 4 (14.81%) Hadoop Developer
8 3 (11.11%) Big Data Developer
9 2 (7.41%) Java Scala Developer
9 2 (7.41%) Lead Developer
9 2 (7.41%) Lead Java Developer
10 1 (3.70%) Architect
10 1 (3.70%) Data Architect
10 1 (3.70%) Information Architect
10 1 (3.70%) Java Hadoop Developer
10 1 (3.70%) Senior Developer
10 1 (3.70%) Senior Java Developer
10 1 (3.70%) Senior Java Scala Developer
10 1 (3.70%) Senior Scala Developer
Libraries, Frameworks & Software Standards
1 16 (59.26%) XML
2 15 (55.56%) JSON
3 8 (29.63%) Lucene
4 5 (18.52%) REST
5 4 (14.81%) RESTful
5 4 (14.81%) Web Services
6 3 (11.11%) .NET
6 3 (11.11%) AngularJS
6 3 (11.11%) CSS
6 3 (11.11%) HTML
6 3 (11.11%) jQuery
6 3 (11.11%) Spring
7 2 (7.41%) Akka
7 2 (7.41%) JAX-RS
7 2 (7.41%) spray
8 1 (3.70%) Kafka
8 1 (3.70%) Natural Language Processing
8 1 (3.70%) XML Schema
Miscellaneous
1 8 (29.63%) Semantic Web
2 7 (25.93%) Reference Data
3 4 (14.81%) Linked Data
4 2 (7.41%) Computer Science
4 2 (7.41%) Ontologies
5 1 (3.70%) Hedge funds
5 1 (3.70%) W3C
Operating Systems
1 2 (7.41%) Linux
Processes & Methodologies
1 18 (66.67%) Agile Software Development
2 11 (40.74%) Data Modelling
3 10 (37.04%) ETL
4 7 (25.93%) Unit Testing
5 6 (22.22%) Functional Programming
5 6 (22.22%) SDLC
6 3 (11.11%) Analytics
6 3 (11.11%) SOA
7 2 (7.41%) BDD
7 2 (7.41%) Continuous Delivery
7 2 (7.41%) Data Management
7 2 (7.41%) High Availability
7 2 (7.41%) OO
7 2 (7.41%) Pair Programming
7 2 (7.41%) Refactoring
7 2 (7.41%) TDD
7 2 (7.41%) Technical Architecture
7 2 (7.41%) Workflow
8 1 (3.70%) Data Governance
8 1 (3.70%) Machine Learning
Programming Languages
1 20 (74.07%) SQL
2 16 (59.26%) Java
3 12 (44.44%) SPARQL
4 9 (33.33%) Scala
5 7 (25.93%) JavaScript
6 3 (11.11%) XPath
6 3 (11.11%) XQuery
7 2 (7.41%) Clojure
7 2 (7.41%) Groovy
7 2 (7.41%) Perl
7 2 (7.41%) PHP
7 2 (7.41%) Python
7 2 (7.41%) Ruby
Qualifications
1 2 (7.41%) Degree
Quality Assurance & Compliance
1 9 (33.33%) Dublin Core
2 7 (25.93%) Data Quality
3 1 (3.70%) QA
Vendors
1 10 (37.04%) Talend
2 5 (18.52%) Oracle
3 1 (3.70%) Cloudera
3 1 (3.70%) Hortonworks
3 1 (3.70%) MapR
3 1 (3.70%) OpenLink
3 1 (3.70%) Teradata