The table below looks at the prevalence of the term Semantic Web in permanent job vacancies advertised in the City of London. Included is a benchmarking guide to the salaries offered in vacancies that have cited Semantic Web over the 3 months to 23 March 2017 with a comparison to the same period over the previous 2 years.

3 months to
23 Mar 2017
Same period 2016 Same period 2015
Semantic Web
London / City of London
Rank 215 268 313
Rank change year-on-year +53 +45  
Permanent jobs citing Semantic Web 4 2 2
As % of all permanent IT jobs advertised in the City of London 0.080% 0.028% 0.020%
As % of the Miscellaneous category 0.17% 0.064% 0.046%
Number of salaries quoted 4 2 2
Median salary £50,000 £63,750 £40,000
Median salary % change year-on-year -21.56% +59.37%  
UK excluding London median salary £62,500 £47,500 £35,000
% change year-on-year +31.57% +35.71%  

Semantic Web is in the generic IT 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 generic IT skills.

Generic IT Skills
City of London
Permanent job vacancies with a requirement for generic IT skills 2369 3125 4313
As % of all permanent IT job vacancies advertised in the City of London 47.29% 44.46% 42.64%
Number of salaries quoted 2186 2721 3564
Median salary £62,500 £60,000 £55,000
Median salary % change year-on-year +4.16% +9.09%  
90% offered a salary of more than £35,000 £37,500 £35,000
10% offered a salary of more than £92,500 £82,500 £85,000
UK excluding London median salary £42,500 £42,500 £40,000
% change year-on-year - +6.25%  

Semantic Web
Job Vacancy Trend in the City of London

The job posting trend of jobs advertised in the City of London citing Semantic Web as a proportion of all permanent or contract IT jobs with a match in the Miscellaneous category.

Job vacancy trend for Semantic Web in the City of London

Semantic Web
Salary Trend in the City of London

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

Salary trend for Semantic Web in the City of London

Semantic Web
Top 30 Related IT Skills in the City of London

For the 6 months to 23 March 2017, IT jobs citing Semantic Web 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 Semantic Web.

1 10 (90.91%) RDF
2 9 (81.82%) JavaScript
3 8 (72.73%) CSS
3 8 (72.73%) HTML
3 8 (72.73%) XSLT
3 8 (72.73%) Ontologies
3 8 (72.73%) RESTful
3 8 (72.73%) SPARQL
4 7 (63.64%) Java
4 7 (63.64%) Triplestore
5 6 (54.55%) Kindle
5 6 (54.55%) ISO 9001
6 5 (45.45%) HTTP
6 5 (45.45%) Web Development
6 5 (45.45%) Apache Jena
7 3 (27.27%) Content Development
7 3 (27.27%) MarkLogic
7 3 (27.27%) Machine Learning
7 3 (27.27%) Amazon AWS
7 3 (27.27%) NoSQL
7 3 (27.27%) Agile Software Development
7 3 (27.27%) TDD
7 3 (27.27%) Publishing
7 3 (27.27%) XHTML
7 3 (27.27%) .NET
7 3 (27.27%) C#
7 3 (27.27%) C++
7 3 (27.27%) XML
7 3 (27.27%) XSL
8 2 (18.18%) SQL

Semantic Web
Top Related 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 (9.09%) XMetaL
Cloud Services
1 3 (27.27%) Amazon AWS
2 1 (9.09%) Amazon S3
Communications & Networking
1 5 (45.45%) HTTP
Database & Business Intelligence
1 7 (63.64%) Triplestore
2 3 (27.27%) MarkLogic
2 3 (27.27%) NoSQL
3 2 (18.18%) Big Data
3 2 (18.18%) Text Mining
4 1 (9.09%) MongoDB
4 1 (9.09%) Neo4j
4 1 (9.09%) Redis
Development Applications
1 1 (9.09%) gulp
General
1 3 (27.27%) Publishing
Job Titles
1 9 (81.82%) Developer
2 5 (45.45%) Semantic Web Developer
2 5 (45.45%) Web Developer
3 3 (27.27%) XML Developer
4 2 (18.18%) Software Engineer
5 1 (9.09%) JavaScript Developer
Libraries, Frameworks & Software Standards
1 8 (72.73%) CSS
1 8 (72.73%) HTML
1 8 (72.73%) RESTful
1 8 (72.73%) XSLT
2 5 (45.45%) Apache Jena
3 3 (27.27%) .NET
3 3 (27.27%) XHTML
3 3 (27.27%) XML
3 3 (27.27%) XSL
4 1 (9.09%) AngularJS
4 1 (9.09%) D3.js
4 1 (9.09%) Express
4 1 (9.09%) hapi
4 1 (9.09%) MEAN Stack
4 1 (9.09%) Node.js
4 1 (9.09%) XML Schema
Miscellaneous
1 6 (54.55%) Kindle
2 1 (9.09%) Management Information System
2 1 (9.09%) User Experience
Processes & Methodologies
1 10 (90.91%) RDF
2 8 (72.73%) Ontologies
3 5 (45.45%) Web Development
4 3 (27.27%) Agile Software Development
4 3 (27.27%) Content Development
4 3 (27.27%) Machine Learning
4 3 (27.27%) TDD
5 2 (18.18%) Continuous Integration
5 2 (18.18%) Data Ingestion
5 2 (18.18%) ETL
5 2 (18.18%) Microservices
5 2 (18.18%) SDLC
5 2 (18.18%) Software Engineering
5 2 (18.18%) Technical Architecture
5 2 (18.18%) Unit Testing
6 1 (9.09%) CRM
6 1 (9.09%) Data Modelling
6 1 (9.09%) Information Retrieval
6 1 (9.09%) Open Source
6 1 (9.09%) Scrum
Programming Languages
1 9 (81.82%) JavaScript
2 8 (72.73%) SPARQL
3 7 (63.64%) Java
4 3 (27.27%) C#
4 3 (27.27%) C++
5 2 (18.18%) Python
5 2 (18.18%) SQL
6 1 (9.09%) Bash Shell
6 1 (9.09%) Cypher
6 1 (9.09%) VBA
Qualifications
1 1 (9.09%) Postgraduate
Quality Assurance & Compliance
1 6 (54.55%) ISO 9001
System Software
1 1 (9.09%) Docker
Systems Management
1 1 (9.09%) Dokku
Vendors
1 2 (18.18%) Google
2 1 (9.09%) Facebook