The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for RDF skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited RDF over the 3 months to 23 April 2017 with a comparison to the same period in the previous 2 years.

Resource Description Framework (RDF)
London / City of London
3 months to
23 Apr 2017
Same period 2016 Same period 2015
Rank 230 273 319
Rank change year-on-year +43 +46  
Permanent jobs citing RDF 3 3 5
As % of all permanent IT jobs advertised in the City of London 0.056% 0.042% 0.047%
As % of the Processes & Methodologies category 0.062% 0.046% 0.053%
Number of salaries quoted 3 3 3
Median salary £50,000 £57,500 £60,000
Median salary % change year-on-year -13.04% -4.16%  
UK excluding London median salary £45,000 £54,000 £43,000
% change year-on-year -16.66% +25.58%  

RDF is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in the City of London with a requirement for process and methodology skills.

Process & Methodology Skills
City of London
Permanent job vacancies with a requirement for process and methodology skills 4827 6509 9363
As % of all permanent IT job vacancies advertised in the City of London 90.22% 90.83% 88.46%
Number of salaries quoted 4374 5837 7875
Median salary £62,500 £60,000 £57,500
Median salary % change year-on-year +4.16% +4.34%  
90% offered a salary of more than £42,500 £40,000 £37,500
10% offered a salary of more than £85,000 £82,500 £85,000
UK excluding London median salary £45,000 £45,000 £44,000
% change year-on-year - +2.27%  

RDF
Job Vacancy Trend in the City of London

The job posting trend of jobs advertised in the City of London citing RDF as a proportion of all permanent or contract IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for RDF in the City of London

RDF
Salary Trend in the City of London

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

Salary trend for RDF in the City of London

For the 6 months to 23 April 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 City of London region with a requirement for RDF.

1 7 (87.50%) HTML
1 7 (87.50%) JavaScript
1 7 (87.50%) CSS
1 7 (87.50%) XSLT
1 7 (87.50%) Ontologies
1 7 (87.50%) Semantic Web
2 4 (50.00%) RESTful
2 4 (50.00%) SPARQL
2 4 (50.00%) Kindle
2 4 (50.00%) .NET
2 4 (50.00%) Publishing
2 4 (50.00%) ISO 9001
2 4 (50.00%) XHTML
2 4 (50.00%) XML
2 4 (50.00%) XSL
2 4 (50.00%) Java
2 4 (50.00%) C#
2 4 (50.00%) C++
2 4 (50.00%) MarkLogic
2 4 (50.00%) Triplestore
2 4 (50.00%) Content Development
3 3 (37.50%) Apache Jena
3 3 (37.50%) SDLC
3 3 (37.50%) Unit Testing
3 3 (37.50%) HTTP
3 3 (37.50%) Web Development
4 1 (12.50%) Use Case
4 1 (12.50%) XMetaL
4 1 (12.50%) Agile Software Development
4 1 (12.50%) TDD

RDF
Co-occurring IT Skills in the City of 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:

Applications
1 1 (12.50%) XMetaL
Cloud Services
1 1 (12.50%) Amazon AWS
1 1 (12.50%) Google Cloud Platform
Communications & Networking
1 3 (37.50%) HTTP
Database & Business Intelligence
1 4 (50.00%) MarkLogic
1 4 (50.00%) Triplestore
2 1 (12.50%) Big Data
2 1 (12.50%) NoSQL
2 1 (12.50%) Text Mining
General
1 4 (50.00%) Publishing
Job Titles
1 7 (87.50%) Developer
2 4 (50.00%) XML Developer
3 3 (37.50%) Semantic Web Developer
3 3 (37.50%) Web Developer
4 1 (12.50%) Platform Engineer
Libraries, Frameworks & Software Standards
1 7 (87.50%) CSS
1 7 (87.50%) HTML
1 7 (87.50%) XSLT
2 4 (50.00%) .NET
2 4 (50.00%) RESTful
2 4 (50.00%) XHTML
2 4 (50.00%) XML
2 4 (50.00%) XSL
3 3 (37.50%) Apache Jena
4 1 (12.50%) XML Schema
Miscellaneous
1 7 (87.50%) Semantic Web
2 4 (50.00%) Kindle
Processes & Methodologies
1 7 (87.50%) Ontologies
2 4 (50.00%) Content Development
3 3 (37.50%) SDLC
3 3 (37.50%) Unit Testing
3 3 (37.50%) Web Development
4 1 (12.50%) Agile Software Development
4 1 (12.50%) Analytics
4 1 (12.50%) Continuous Integration
4 1 (12.50%) Data Ingestion
4 1 (12.50%) Data Modelling
4 1 (12.50%) E-Commerce
4 1 (12.50%) Machine Learning
4 1 (12.50%) Microservices
4 1 (12.50%) TDD
4 1 (12.50%) Use Case
Programming Languages
1 7 (87.50%) JavaScript
2 4 (50.00%) C#
2 4 (50.00%) C++
2 4 (50.00%) Java
2 4 (50.00%) SPARQL
3 1 (12.50%) Python
3 1 (12.50%) VBA
Quality Assurance & Compliance
1 4 (50.00%) ISO 9001
Vendors
1 1 (12.50%) Google
City of London
Deerfoot IT Resources Ltd
Salary: £40000 - £60000 per annum
Posted: 12 days ago