Period
to 23 November 2017

The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for RDF skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited RDF over the 6 months to 23 November 2017 with a comparison to the same period in the previous 2 years.

Resource Description Framework (RDF)
England > London
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 826 804 885
Rank change year-on-year -22 +81 -36
Permanent jobs citing RDF 14 46 25
As % of all permanent IT jobs advertised in London 0.019% 0.061% 0.028%
As % of the Processes & Methodologies category 0.020% 0.067% 0.031%
Number of salaries quoted 12 45 24
London median annual salary £53,750 £57,500 £51,250
Median salary % change year-on-year -6.52% +12.20% -2.38%
10th Percentile £44,125 £37,500 £32,500
90th Percentile £90,125 £95,500 £82,500
England median annual salary £52,500 £57,500 £42,500
% change year-on-year -8.70% +35.29% -15.00%

RDF is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in London with a requirement for process or methodology skills.

All Process and Methodology Skills
London
Permanent vacancies with a requirement for process or methodology skills 68818 68936 79416
As % of all permanent IT jobs advertised in London 91.60% 90.67% 89.58%
Number of salaries quoted 53025 59292 66921
London median annual salary £60,000 £58,000 £55,000
Median salary % change year-on-year +3.45% +5.45% -
10th Percentile £35,000 £33,750 £33,000
90th Percentile £90,000 £88,750 £86,250
England median annual salary £50,000 £50,000 £47,500
% change year-on-year - +5.26% +5.56%

RDF
Job Vacancy Trend in London

Job postings citing RDF as a percentage of all IT jobs advertised in London.

Job vacancy trend for RDF in London

RDF
Salary Trend in London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing RDF in London.

Salary trend for RDF in London

RDF
Salary Histogram in London

The salary distribution of IT jobs citing RDF in London over the 6 months to 23 November 2017.

Salary histogram for RDF in London

RDF
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing RDF within the London region over the 6 months to 23 November 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Central London +5 1 £55,000 - 1
RDF
England

For the 6 months to 23 November 2017, IT jobs citing RDF also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the London region with a requirement for RDF.

1 9 (64.29%) XML
1 9 (64.29%) XSLT
1 9 (64.29%) Ontologies
1 9 (64.29%) SPARQL
1 9 (64.29%) Semantic Web
2 8 (57.14%) Unit Testing
2 8 (57.14%) Publishing
2 8 (57.14%) MarkLogic
3 7 (50.00%) .NET
3 7 (50.00%) C#
3 7 (50.00%) C++
4 6 (42.86%) HTML
4 6 (42.86%) JavaScript
4 6 (42.86%) XSL
4 6 (42.86%) XHTML
4 6 (42.86%) CSS
4 6 (42.86%) Content Development
5 4 (28.57%) Content Analysis
5 4 (28.57%) SDLC
5 4 (28.57%) Linked Data
5 4 (28.57%) XML Schema
5 4 (28.57%) Python
5 4 (28.57%) Agile Software Development
6 3 (21.43%) Content Management
6 3 (21.43%) Waterfall
6 3 (21.43%) SQL
6 3 (21.43%) VBA
6 3 (21.43%) Finance
6 3 (21.43%) XMetaL
6 3 (21.43%) Neo4j

RDF
Co-occurring IT Skills in London 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 1 (7.14%) Drupal
1 1 (7.14%) SilverStripe
Applications
1 3 (21.43%) XMetaL
Cloud Services
1 1 (7.14%) Amazon AWS
1 1 (7.14%) SaaS
Database & Business Intelligence
1 8 (57.14%) MarkLogic
2 3 (21.43%) Neo4j
3 2 (14.29%) Big Data
3 2 (14.29%) NoSQL
3 2 (14.29%) Relational Database
3 2 (14.29%) Triplestore
4 1 (7.14%) Apache Cassandra
4 1 (7.14%) MongoDB
4 1 (7.14%) MySQL
4 1 (7.14%) PostgreSQL
Development Applications
1 1 (7.14%) Git (software)
General
1 8 (57.14%) Publishing
2 3 (21.43%) Finance
3 2 (14.29%) Marketing
4 1 (7.14%) Automotive
4 1 (7.14%) Retail
Job Titles
1 9 (64.29%) Developer
2 8 (57.14%) XML Developer
3 4 (28.57%) XML XSLT Developer
4 2 (14.29%) Architect
4 2 (14.29%) Information Architect
5 1 (7.14%) 3rd Line Support
5 1 (7.14%) Data Engineer
5 1 (7.14%) Data Scientist
5 1 (7.14%) Java Engineer
5 1 (7.14%) Java Scala Software Engineer
5 1 (7.14%) Java Software Engineer
5 1 (7.14%) PHP Developer
5 1 (7.14%) Scala Software Engineer
5 1 (7.14%) Software Engineer
Libraries, Frameworks & Software Standards
1 9 (64.29%) XML
1 9 (64.29%) XSLT
2 7 (50.00%) .NET
3 6 (42.86%) CSS
3 6 (42.86%) HTML
3 6 (42.86%) XHTML
3 6 (42.86%) XSL
4 4 (28.57%) XML Schema
5 2 (14.29%) Natural Language Processing
6 1 (7.14%) Spring
6 1 (7.14%) Spring Boot
6 1 (7.14%) Symfony
Miscellaneous
1 9 (64.29%) Semantic Web
2 4 (28.57%) Linked Data
3 2 (14.29%) Equities
3 2 (14.29%) Hedge funds
4 1 (7.14%) Algorithms
4 1 (7.14%) Analytical Skills
4 1 (7.14%) Computer Science
4 1 (7.14%) Life Science
Operating Systems
1 1 (7.14%) Android
Processes & Methodologies
1 9 (64.29%) Ontologies
2 8 (57.14%) Unit Testing
3 6 (42.86%) Content Development
4 4 (28.57%) Agile Software Development
4 4 (28.57%) Content Analysis
4 4 (28.57%) SDLC
5 3 (21.43%) Content Management
5 3 (21.43%) Typography
5 3 (21.43%) Waterfall
6 2 (14.29%) Code Coverage
6 2 (14.29%) Data Architecture
6 2 (14.29%) DevOps
6 2 (14.29%) Information Architecture
6 2 (14.29%) Machine Learning
7 1 (7.14%) Artificial Intelligence
7 1 (7.14%) Data Entry
7 1 (7.14%) MVC
7 1 (7.14%) Software Engineering
7 1 (7.14%) Statistical Analysis
7 1 (7.14%) Workflow
Programming Languages
1 9 (64.29%) SPARQL
2 7 (50.00%) C#
2 7 (50.00%) C++
3 6 (42.86%) JavaScript
4 4 (28.57%) Python
5 3 (21.43%) SQL
5 3 (21.43%) VBA
6 2 (14.29%) Java
7 1 (7.14%) Perl
7 1 (7.14%) PHP
7 1 (7.14%) Scala
7 1 (7.14%) XPath
Qualifications
1 2 (14.29%) Degree
2 1 (7.14%) PhD
2 1 (7.14%) Security Cleared
Vendors
1 2 (14.29%) Oracle
1 2 (14.29%) Sybase
2 1 (7.14%) Facebook
2 1 (7.14%) Twitter
2 1 (7.14%) Yahoo!
2 1 (7.14%) Zend