The following table provides summary statistics for permanent job vacancies advertised in 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 28 March 2017 with a comparison to the same period in the previous 2 years.

Triplestores
England / London
3 months to
28 Mar 2017
Same period 2016 Same period 2015
Rank 566 644 645
Rank change year-on-year +78 +1  
Permanent jobs citing Triplestore 11 11 18
As % of all permanent IT jobs advertised in London 0.033% 0.026% 0.042%
As % of the Database & Business Intelligence category 0.11% 0.084% 0.14%
Number of salaries quoted 9 11 18
Median salary £60,000 £52,500 £61,000
Median salary % change year-on-year +14.28% -13.93%  
90% offered a salary of more than £54,000 £40,000 £45,000
10% offered a salary of more than £68,000 £65,000 £70,000
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 London with a requirement for database and business intelligence skills.

Database & Business Intelligence Skills
London
Permanent job vacancies with a requirement for database and business intelligence skills 10238 13169 13047
As % of all permanent IT job vacancies advertised in London 30.35% 31.23% 30.41%
Number of salaries quoted 8889 11491 11206
Median salary £60,000 £57,500 £55,000
Median salary % change year-on-year +4.34% +4.54%  
90% offered a salary of more than £40,000 £40,000 £38,000
10% offered a salary of more than £85,000 £75,000 £80,000
UK excluding London median salary £42,500 £42,500 £40,000
% change year-on-year - +6.25%  

Triplestore
Job Vacancy Trend in London

The job posting trend of jobs advertised in 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 London

Triplestore
Salary Trend in London

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

Salary trend for Triplestore in London

Triplestore
Salary Histogram in London

The salary distribution of IT jobs citing Triplestore in London over the 3 months to 28 March 2017.

Salary histogram for Triplestore in London

Triplestore
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Triplestore within the London region over the 3 months to 28 March 2017. 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 Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London +38 2 £55,000 -21.42%
Triplestore
England

For the 6 months to 28 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 London region with a requirement for Triplestore.

1 30 (83.33%) Java
2 25 (69.44%) RDF
3 21 (58.33%) Semantic Web
4 20 (55.56%) SPARQL
5 19 (52.78%) Agile Software Development
6 17 (47.22%) RESTful
6 17 (47.22%) Ontologies
7 16 (44.44%) TDD
7 16 (44.44%) Machine Learning
8 13 (36.11%) Python
8 13 (36.11%) HTML
8 13 (36.11%) Degree
9 12 (33.33%) Web Development
9 12 (33.33%) HTTP
10 11 (30.56%) Linked Data
10 11 (30.56%) Analytics
10 11 (30.56%) Apache Jena
11 10 (27.78%) Big Data
11 10 (27.78%) Apache
11 10 (27.78%) SQL
11 10 (27.78%) Software Engineering
12 9 (25.00%) Amazon AWS
12 9 (25.00%) NoSQL
12 9 (25.00%) Finance
13 8 (22.22%) JavaScript
13 8 (22.22%) XSLT
13 8 (22.22%) Data Modelling
13 8 (22.22%) Continuous Integration
13 8 (22.22%) Analytical Skills
14 7 (19.44%) Microservices

Triplestore
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 10 (27.78%) Apache
2 6 (16.67%) Apache Solr
2 6 (16.67%) Tomcat
3 4 (11.11%) Apache Spark
4 3 (8.33%) Drupal
5 2 (5.56%) Elasticsearch
6 1 (2.78%) Apache Pig
6 1 (2.78%) SAS
Applications
1 1 (2.78%) SPSS
Cloud Services
1 9 (25.00%) Amazon AWS
2 3 (8.33%) Google Cloud Platform
3 1 (2.78%) IaaS
3 1 (2.78%) Microsoft Azure
3 1 (2.78%) PaaS
Communications & Networking
1 12 (33.33%) HTTP
Database & Business Intelligence
1 10 (27.78%) Big Data
2 9 (25.00%) NoSQL
3 6 (16.67%) Neo4j
3 6 (16.67%) Text Mining
4 4 (11.11%) Apache Cassandra
4 4 (11.11%) Apache Hive
4 4 (11.11%) Hadoop
4 4 (11.11%) HBase
4 4 (11.11%) MongoDB
4 4 (11.11%) SQL Server
4 4 (11.11%) Sqoop
5 3 (8.33%) AllegroGraph
5 3 (8.33%) Apache Accumulo
5 3 (8.33%) Apache Zeppelin
5 3 (8.33%) Data Lake
5 3 (8.33%) MySQL
5 3 (8.33%) Redis
6 1 (2.78%) Amazon Redshift
6 1 (2.78%) Mahout
6 1 (2.78%) SAP HANA
Development Applications
1 6 (16.67%) Maven
2 3 (8.33%) Apache Continuum
2 3 (8.33%) Git (software)
2 3 (8.33%) Subversion
2 3 (8.33%) Team Foundation Server
3 1 (2.78%) Talend Open Studio
General
1 9 (25.00%) Finance
2 7 (19.44%) Games
3 6 (16.67%) Banking
4 4 (11.11%) Legal
4 4 (11.11%) Marketing
4 4 (11.11%) Telecoms
5 3 (8.33%) Investment Banking
5 3 (8.33%) Retail
6 2 (5.56%) Financial Institution
6 2 (5.56%) Publishing
Job Titles
1 22 (61.11%) Developer
2 11 (30.56%) Semantic Web Developer
2 11 (30.56%) Web Developer
3 7 (19.44%) Java Developer
4 6 (16.67%) Architect
5 4 (11.11%) Information Architect
5 4 (11.11%) Software Engineer
6 3 (8.33%) Big Data Developer
6 3 (8.33%) Hadoop Developer
6 3 (8.33%) Java Hadoop Developer
6 3 (8.33%) Java Scala Developer
6 3 (8.33%) Platform Engineer
6 3 (8.33%) Python Developer
6 3 (8.33%) Scala Developer
7 2 (5.56%) Agile Developer
7 2 (5.56%) Agile Java Developer
7 2 (5.56%) Data Architect
7 2 (5.56%) Java Engineer
7 2 (5.56%) Python Software Engineer
7 2 (5.56%) Solutions Architect
Libraries, Frameworks & Software Standards
1 17 (47.22%) RESTful
2 13 (36.11%) HTML
3 11 (30.56%) Apache Jena
4 8 (22.22%) XSLT
5 7 (19.44%) HTML5
5 7 (19.44%) J2EE
6 5 (13.89%) CSS
7 4 (11.11%) Natural Language Processing
7 4 (11.11%) Node.js
8 3 (8.33%) jQuery
8 3 (8.33%) Kafka
8 3 (8.33%) Lucene
8 3 (8.33%) Tapestry
8 3 (8.33%) Web Services
8 3 (8.33%) XML
9 1 (2.78%) Apache Camel
9 1 (2.78%) OpenNLP
9 1 (2.78%) REST
9 1 (2.78%) SOAP
9 1 (2.78%) Spring
Miscellaneous
1 21 (58.33%) Semantic Web
2 11 (30.56%) Linked Data
3 8 (22.22%) Analytical Skills
4 7 (19.44%) Computer Science
5 5 (13.89%) Kindle
6 4 (11.11%) Data Structures
6 4 (11.11%) Social Media
6 4 (11.11%) Taxonomies
7 3 (8.33%) Algorithms
7 3 (8.33%) User Experience
8 1 (2.78%) Client/Server
8 1 (2.78%) Replication
Operating Systems
1 6 (16.67%) Linux
2 2 (5.56%) Ubuntu
2 2 (5.56%) Unix
2 2 (5.56%) Windows
Processes & Methodologies
1 25 (69.44%) RDF
2 19 (52.78%) Agile Software Development
3 17 (47.22%) Ontologies
4 16 (44.44%) Machine Learning
4 16 (44.44%) TDD
5 12 (33.33%) Web Development
6 11 (30.56%) Analytics
7 10 (27.78%) Software Engineering
8 8 (22.22%) Continuous Integration
8 8 (22.22%) Data Modelling
9 7 (19.44%) Artificial Intelligence
9 7 (19.44%) Microservices
10 6 (16.67%) Business Intelligence
10 6 (16.67%) ETL
10 6 (16.67%) Predictive Analytics
10 6 (16.67%) SDLC
11 5 (13.89%) Data Analysis
11 5 (13.89%) Data Ingestion
11 5 (13.89%) Open Source
11 5 (13.89%) Visualisation
Programming Languages
1 30 (83.33%) Java
2 20 (55.56%) SPARQL
3 13 (36.11%) Python
4 10 (27.78%) SQL
5 8 (22.22%) JavaScript
6 7 (19.44%) PHP
7 5 (13.89%) Scala
8 4 (11.11%) R
9 3 (8.33%) C++
9 3 (8.33%) MATLAB
9 3 (8.33%) XQuery
10 1 (2.78%) C#
10 1 (2.78%) F#
10 1 (2.78%) Ruby
Qualifications
1 13 (36.11%) Degree
Quality Assurance & Compliance
1 5 (13.89%) ISO 9001
2 3 (8.33%) QA
3 1 (2.78%) GCP
System Software
1 4 (11.11%) Apache Flume
2 3 (8.33%) HDFS
Systems Management
1 3 (8.33%) Ambari
1 3 (8.33%) Oozie
Vendors
1 6 (16.67%) Google
2 3 (8.33%) Cloudera
2 3 (8.33%) GoldenSource
2 3 (8.33%) Hortonworks
2 3 (8.33%) Platfora
2 3 (8.33%) Tableau
3 2 (5.56%) Red Hat
4 1 (2.78%) Informatica
4 1 (2.78%) Microsoft
4 1 (2.78%) Oracle
4 1 (2.78%) SAP
4 1 (2.78%) Talend
4 1 (2.78%) Teradata
4 1 (2.78%) Vertica