The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for Triplestore skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Triplestore over the 3 months to 27 March 2017 with a comparison to the same period in the previous 2 years.

Triplestores
London / City of London
3 months to
27 Mar 2017
Same period 2016 Same period 2015
Rank 217 269 319
Rank change year-on-year +52 +50  
Permanent jobs citing Triplestore 2 1 3
As % of all permanent IT jobs advertised in the City of London 0.040% 0.014% 0.029%
As % of the Database & Business Intelligence category 0.12% 0.049% 0.10%
Number of salaries quoted 2 1 3
Median salary £55,000 £70,000 £60,000
Median salary % change year-on-year -21.42% +16.66%  
UK excluding London median salary £48,750 £45,000 £25,000
% change year-on-year +8.33% +80.00%  

Triplestore is in the database and business intelligence 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 database and business intelligence skills.

Database & Business Intelligence Skills
City of London
Permanent job vacancies with a requirement for database and business intelligence skills 1619 2022 2885
As % of all permanent IT job vacancies advertised in the City of London 32.02% 28.50% 27.71%
Number of salaries quoted 1474 1794 2530
Median salary £62,500 £55,000 £55,000
Median salary % change year-on-year +13.63% -  
90% offered a salary of more than £40,000 £40,500 £38,500
10% offered a salary of more than £80,000 £75,000 £75,000
UK excluding London median salary £42,500 £42,500 £40,000
% change year-on-year - +6.25%  

Triplestore
Job Vacancy Trend in the City of London

The job posting trend of jobs advertised in the City of London citing Triplestore as a proportion of all permanent or contract IT jobs with a match in the Database & Business Intelligence category.

Job vacancy trend for Triplestore in the City of London

Triplestore
Salary Trend in the City of London

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

Salary trend for Triplestore in the City of London

Triplestore
Top 30 Co-occurring IT Skills in the City of London

For the 6 months to 27 March 2017, IT jobs citing Triplestore 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 Triplestore.

1 8 (100.00%) Java
1 8 (100.00%) RDF
1 8 (100.00%) RESTful
1 8 (100.00%) SPARQL
2 7 (87.50%) Semantic Web
3 5 (62.50%) Web Development
3 5 (62.50%) Ontologies
3 5 (62.50%) Kindle
3 5 (62.50%) Apache Jena
3 5 (62.50%) ISO 9001
3 5 (62.50%) HTTP
3 5 (62.50%) JavaScript
3 5 (62.50%) HTML
3 5 (62.50%) CSS
3 5 (62.50%) XSLT
4 3 (37.50%) Python
4 3 (37.50%) Agile Software Development
4 3 (37.50%) TDD
4 3 (37.50%) Text Mining
4 3 (37.50%) Microservices
4 3 (37.50%) NoSQL
4 3 (37.50%) Machine Learning
4 3 (37.50%) Big Data
4 3 (37.50%) Google
4 3 (37.50%) Continuous Integration
4 3 (37.50%) Amazon AWS
4 3 (37.50%) Data Ingestion
5 2 (25.00%) Technical Architecture
5 2 (25.00%) Software Engineering
5 2 (25.00%) ETL

Triplestore
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:

Cloud Services
1 3 (37.50%) Amazon AWS
2 1 (12.50%) Google Cloud Platform
Communications & Networking
1 5 (62.50%) HTTP
Database & Business Intelligence
1 3 (37.50%) Big Data
1 3 (37.50%) NoSQL
1 3 (37.50%) Text Mining
Job Titles
1 5 (62.50%) Developer
1 5 (62.50%) Semantic Web Developer
1 5 (62.50%) Web Developer
2 2 (25.00%) Software Engineer
3 1 (12.50%) Platform Engineer
Libraries, Frameworks & Software Standards
1 8 (100.00%) RESTful
2 5 (62.50%) Apache Jena
2 5 (62.50%) CSS
2 5 (62.50%) HTML
2 5 (62.50%) XSLT
Miscellaneous
1 7 (87.50%) Semantic Web
2 5 (62.50%) Kindle
Processes & Methodologies
1 8 (100.00%) RDF
2 5 (62.50%) Ontologies
2 5 (62.50%) Web Development
3 3 (37.50%) Agile Software Development
3 3 (37.50%) Continuous Integration
3 3 (37.50%) Data Ingestion
3 3 (37.50%) Machine Learning
3 3 (37.50%) Microservices
3 3 (37.50%) TDD
4 2 (25.00%) ETL
4 2 (25.00%) Software Engineering
4 2 (25.00%) Technical Architecture
5 1 (12.50%) Analytics
5 1 (12.50%) Data Modelling
5 1 (12.50%) E-Commerce
5 1 (12.50%) Use Case
Programming Languages
1 8 (100.00%) Java
1 8 (100.00%) SPARQL
2 5 (62.50%) JavaScript
3 3 (37.50%) Python
4 2 (25.00%) SQL
Quality Assurance & Compliance
1 5 (62.50%) ISO 9001
Vendors
1 3 (37.50%) Google