The table below looks at the prevalence of the term Semantic Web in IT contracts advertised for the London region. Included is a guide to the average contractor rates offered in IT contracts that have cited Semantic Web over the 3 months to 31 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
31 Jul 2015
Same period 2014 Same period 2013
Semantic Web
Rank 418 415 402
Rank change year-on-year
-3 -13
Contract jobs citing Semantic Web 7 8 18
As % of all contract IT jobs located in London 0.030% 0.034% 0.074%
As % of the Miscellaneous category 0.083% 0.091% 0.19%
Number of daily rates quoted 6 7 16
Average daily rate
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£488 £413 £420
Average daily rate % change year-on-year
+18.18% -1.78%
90% offered a daily rate of more than £450 £357 £348
10% offered a daily rate of more than £525 £450 £450
UK excluding London average daily rate £423 £501 £333
% change year-on-year
-15.48% +50.52%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - - -
Semantic Web
England

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

Miscellaneous Category
London
Contract IT job ads with a match in the
Miscellaneous category
8441 8801 9418
As % of all contract IT jobs located in London 35.96% 37.42% 38.85%
Number of daily rates quoted 5888 5939 6359
Average daily rate £475 £450 £450
Average daily rate % change year-on-year
+5.55% -
90% offered a daily rate of more than £275 £275 £275
10% offered a daily rate of more than £650 £625 £625
UK excluding London average daily rate £375 £350 £350
% change year-on-year
+7.14% -
Number of hourly rates quoted 165 165 205
Average hourly rate £20.00 £19.00 £22.00
Average hourly rate % change year-on-year
+5.26% -13.63%
90% offered a hourly rate of more than £14.50 £14.04 £14.00
10% offered a hourly rate of more than £52.17 £45.00 £42.50
UK excluding London average hourly rate £19.08 £21.00 £20.00
% change year-on-year
-9.14% +5.00%

Semantic Web
Jobs Demand Trend in London

This chart provides a 3-month moving total of IT contractor jobs citing Semantic Web across the London region as a proportion of the total demand within the Miscellaneous category.

Semantic Web Jobs Demand Trend in London

Semantic Web
Daily Rate Trend in London

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

Semantic Web Daily Rate Trend in London

Semantic Web
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 Semantic Web within the London region over the 3 months to 31 July 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 -8 2 £450 - 6
Semantic Web
England

Semantic Web
Top 30 Related IT Skills in London

For the 6 months to 31 July 2015, IT contractor jobs across the London region citing Semantic Web 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 Semantic Web.

1 10 (52.63%) Java
1 10 (52.63%) Agile Software Development
1 10 (52.63%) Triplestore
2 9 (47.37%) SPARQL
2 9 (47.37%) RDF
3 8 (42.11%) Git (software)
4 7 (36.84%) Lucene
4 7 (36.84%) Spring
4 7 (36.84%) Maven
4 7 (36.84%) Elasticsearch
5 6 (31.58%) Apache Jena
6 5 (26.32%) Big Data
6 5 (26.32%) Scrum
6 5 (26.32%) Publishing
7 4 (21.05%) JAXB
7 4 (21.05%) JUnit
7 4 (21.05%) Tomcat
7 4 (21.05%) Inversion of Control
7 4 (21.05%) Mockito
7 4 (21.05%) JAX-RS
7 4 (21.05%) MarkLogic
7 4 (21.05%) Linked Data
7 4 (21.05%) Redis
8 3 (15.79%) Relational Database
8 3 (15.79%) NoSQL
8 3 (15.79%) Analytical Skills
8 3 (15.79%) RESTful
8 3 (15.79%) Guice
8 3 (15.79%) Hadoop
8 3 (15.79%) TDD

Semantic Web
Top Related IT Skills in London by Category

For the 6 months to 31 July 2015, IT contractor jobs across the London region citing Semantic Web 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 Semantic Web. Up to 20 skills are shown per category.

Application Platforms
1 7 (36.84%) Elasticsearch
2 4 (21.05%) Tomcat
3 2 (10.53%) Apache
3 2 (10.53%) Node.js
3 2 (10.53%) Apache Spark
4 1 (5.26%) CMS
4 1 (5.26%) Apache Solr
Cloud Services
1 2 (10.53%) Amazon AWS
1 2 (10.53%) AWS Elastic Beanstalk
Database & Business Intelligence
1 10 (52.63%) Triplestore
2 5 (26.32%) Big Data
3 4 (21.05%) MarkLogic
3 4 (21.05%) Redis
4 3 (15.79%) Hadoop
4 3 (15.79%) NoSQL
4 3 (15.79%) Relational Database
5 2 (10.53%) Mahout
5 2 (10.53%) MySQL
Development Applications
1 8 (42.11%) Git (software)
2 7 (36.84%) Maven
3 4 (21.05%) JUnit
3 4 (21.05%) Mockito
General
1 5 (26.32%) Publishing
2 3 (15.79%) Finance
Job Titles
1 12 (63.16%) Developer
2 4 (21.05%) Lead Developer
3 3 (15.79%) Data Analyst
3 3 (15.79%) Analyst
4 2 (10.53%) Java Developer
4 2 (10.53%) Software Developer
4 2 (10.53%) Ruby Developer
4 2 (10.53%) Java Engineer
4 2 (10.53%) Full Stack Developer
5 1 (5.26%) Semantic Web Developer
5 1 (5.26%) Lead Web Developer
5 1 (5.26%) Architect
5 1 (5.26%) Software Engineer
5 1 (5.26%) Lead Java Developer
5 1 (5.26%) Java Web Developer
5 1 (5.26%) JavaScript Developer
5 1 (5.26%) Web Developer
5 1 (5.26%) Data Architect
Libraries, Frameworks & Software Standards
1 7 (36.84%) Lucene
1 7 (36.84%) Spring
2 6 (31.58%) Apache Jena
3 4 (21.05%) JAX-RS
3 4 (21.05%) JAXB
4 3 (15.79%) Hibernate
4 3 (15.79%) JDBC
4 3 (15.79%) Servlets
4 3 (15.79%) Web Services
4 3 (15.79%) Guice
4 3 (15.79%) RESTful
5 2 (10.53%) Memcached
5 2 (10.53%) Ruby on Rails
5 2 (10.53%) JSON
5 2 (10.53%) AngularJS
6 1 (5.26%) Underscore.js
6 1 (5.26%) CSS3
6 1 (5.26%) Backbone.js
6 1 (5.26%) HTML5
6 1 (5.26%) XML
Miscellaneous
1 4 (21.05%) Inversion of Control
1 4 (21.05%) Linked Data
2 3 (15.79%) Analytical Skills
2 3 (15.79%) Statistics
3 1 (5.26%) Data Integration
3 1 (5.26%) Hedge funds
Processes & Methodologies
1 10 (52.63%) Agile Software Development
2 9 (47.37%) RDF
3 5 (26.32%) Scrum
4 3 (15.79%) Data Modelling
4 3 (15.79%) TDD
4 3 (15.79%) Software Engineering
5 2 (10.53%) E-Commerce
5 2 (10.53%) Domain-Driven Design
5 2 (10.53%) DevOps
5 2 (10.53%) Continuous Delivery
5 2 (10.53%) SDLC
6 1 (5.26%) Mentoring
6 1 (5.26%) Project Management
6 1 (5.26%) SEO
6 1 (5.26%) Web Development
6 1 (5.26%) Unit Testing
6 1 (5.26%) Data Architecture
Programming Languages
1 10 (52.63%) Java
2 9 (47.37%) SPARQL
3 3 (15.79%) JavaScript
3 3 (15.79%) SQL
4 2 (10.53%) PHP
4 2 (10.53%) Ruby
5 1 (5.26%) ActionScript 3.0
5 1 (5.26%) ActionScript
Qualifications
1 1 (5.26%) Degree
System Software
1 2 (10.53%) Docker
Vendors
1 1 (5.26%) Mercator
1 1 (5.26%) Atlassian