Period
to 24 November 2017

The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for Ontologies skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Ontologies over the 6 months to 24 November 2017 with a comparison to the same period in the previous 2 years.

Ontology
England > London
6 months to
24 Nov 2017
Same period 2016 Same period 2015
Rank 822 792 901
Rank change year-on-year -30 +109 -14
Permanent jobs citing Ontologies 16 50 16
As % of all permanent IT jobs advertised in London 0.021% 0.066% 0.018%
As % of the Processes & Methodologies category 0.023% 0.073% 0.020%
Number of salaries quoted 15 47 14
London median annual salary £75,000 £57,500 £47,500
Median salary % change year-on-year +30.43% +21.05% -32.14%
10th Percentile £45,750 £42,500 £38,875
90th Percentile £102,000 £88,500 £75,000
England median annual salary £56,250 £57,500 £47,500
% change year-on-year -2.17% +21.05% -13.64%

Ontologies 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 68735 68760 79859
As % of all permanent IT jobs advertised in London 91.61% 90.69% 89.57%
Number of salaries quoted 52944 59134 67322
London median annual salary £60,000 £58,500 £55,000
Median salary % change year-on-year +2.56% +6.36% -
10th Percentile £35,000 £33,750 £33,173
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%

Ontologies
Job Vacancy Trend in London

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

Job vacancy trend for Ontologies in London

Ontologies
Salary Trend in London

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

Salary trend for Ontologies in London

Ontologies
Salary Histogram in London

The salary distribution of IT jobs citing Ontologies in London over the 6 months to 24 November 2017.

Salary histogram for Ontologies in London

Ontologies
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Ontologies within the London region over the 6 months to 24 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 0 2 £55,000 +10.00% 1
South London - 1 £105,000 -
Ontologies
England

For the 6 months to 24 November 2017, IT jobs citing Ontologies 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 Ontologies.

1 9 (56.25%) RDF
2 7 (43.75%) JavaScript
3 6 (37.50%) .NET
3 6 (37.50%) C#
3 6 (37.50%) C++
3 6 (37.50%) HTML
3 6 (37.50%) CSS
3 6 (37.50%) XML
3 6 (37.50%) XSL
3 6 (37.50%) XSLT
3 6 (37.50%) XHTML
3 6 (37.50%) Publishing
3 6 (37.50%) Agile Software Development
3 6 (37.50%) Unit Testing
3 6 (37.50%) Semantic Web
3 6 (37.50%) NoSQL
3 6 (37.50%) MarkLogic
3 6 (37.50%) Content Development
4 5 (31.25%) Natural Language Processing
4 5 (31.25%) SPARQL
4 5 (31.25%) Python
5 4 (25.00%) Software Engineering
5 4 (25.00%) Java
5 4 (25.00%) Oracle
5 4 (25.00%) SDLC
6 3 (18.75%) Microservices
6 3 (18.75%) Linked Data
6 3 (18.75%) Relational Database
6 3 (18.75%) Data Architecture
6 3 (18.75%) Information Architecture

Ontologies
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 (6.25%) Apache Spark
Applications
1 2 (12.50%) XMetaL
Business Applications
1 1 (6.25%) Oracle ERP
Database & Business Intelligence
1 6 (37.50%) MarkLogic
1 6 (37.50%) NoSQL
2 3 (18.75%) Big Data
2 3 (18.75%) Neo4j
2 3 (18.75%) Relational Database
3 2 (12.50%) Data Warehouse
3 2 (12.50%) Triplestore
4 1 (6.25%) Apache Cassandra
4 1 (6.25%) Data Mining
4 1 (6.25%) MongoDB
4 1 (6.25%) RDBMS
Development Applications
1 2 (12.50%) Git (software)
2 1 (6.25%) ERwin
2 1 (6.25%) PowerDesigner
General
1 6 (37.50%) Publishing
2 3 (18.75%) Finance
3 1 (6.25%) Banking
3 1 (6.25%) Investment Banking
Job Titles
1 8 (50.00%) Developer
2 6 (37.50%) XML Developer
3 4 (25.00%) Architect
4 2 (12.50%) Agile Developer
4 2 (12.50%) Agile Java Developer
4 2 (12.50%) Data Architect
4 2 (12.50%) Information Architect
4 2 (12.50%) Java Developer
4 2 (12.50%) Java Engineer
4 2 (12.50%) Java Scala Software Engineer
4 2 (12.50%) Java Software Engineer
4 2 (12.50%) Python Developer
4 2 (12.50%) Scala Software Engineer
4 2 (12.50%) Senior Agile Developer
4 2 (12.50%) Senior Agile Java Developer
4 2 (12.50%) Senior Developer
4 2 (12.50%) Senior Java Developer
4 2 (12.50%) Senior Python Developer
4 2 (12.50%) Software Engineer
4 2 (12.50%) XML XSLT Developer
Libraries, Frameworks & Software Standards
1 6 (37.50%) .NET
1 6 (37.50%) CSS
1 6 (37.50%) HTML
1 6 (37.50%) XHTML
1 6 (37.50%) XML
1 6 (37.50%) XSL
1 6 (37.50%) XSLT
2 5 (31.25%) Natural Language Processing
3 2 (12.50%) XML Schema
4 1 (6.25%) FpML
4 1 (6.25%) RESTful
4 1 (6.25%) Spring
4 1 (6.25%) Spring Boot
Miscellaneous
1 6 (37.50%) Semantic Web
2 3 (18.75%) Linked Data
3 2 (12.50%) Computer Science
3 2 (12.50%) Equities
3 2 (12.50%) Hedge funds
3 2 (12.50%) Taxonomies
4 1 (6.25%) Algorithms
4 1 (6.25%) Analytical Skills
4 1 (6.25%) Data Protection Act
4 1 (6.25%) Management Information System
Operating Systems
1 1 (6.25%) Android
Processes & Methodologies
1 9 (56.25%) RDF
2 6 (37.50%) Agile Software Development
2 6 (37.50%) Content Development
2 6 (37.50%) Unit Testing
3 4 (25.00%) SDLC
3 4 (25.00%) Software Engineering
4 3 (18.75%) Artificial Intelligence
4 3 (18.75%) Data Architecture
4 3 (18.75%) Data Governance
4 3 (18.75%) Data Modelling
4 3 (18.75%) Information Architecture
4 3 (18.75%) Microservices
5 2 (12.50%) Analytics
5 2 (12.50%) Content Analysis
5 2 (12.50%) DevOps
5 2 (12.50%) Information Security
5 2 (12.50%) Machine Learning
5 2 (12.50%) Master Data Management
5 2 (12.50%) Typography
5 2 (12.50%) Waterfall
Programming Languages
1 7 (43.75%) JavaScript
2 6 (37.50%) C#
2 6 (37.50%) C++
3 5 (31.25%) Python
3 5 (31.25%) SPARQL
4 4 (25.00%) Java
5 2 (12.50%) Scala
5 2 (12.50%) SQL
5 2 (12.50%) VBA
Qualifications
1 2 (12.50%) Degree
2 1 (6.25%) PhD
2 1 (6.25%) Security Cleared
Quality Assurance & Compliance
1 2 (12.50%) Data Quality
2 1 (6.25%) QA
System Software
1 2 (12.50%) Docker
Vendors
1 4 (25.00%) Oracle
2 2 (12.50%) Sybase
3 1 (6.25%) Facebook
3 1 (6.25%) Google
3 1 (6.25%) Teradata
3 1 (6.25%) Twitter
3 1 (6.25%) Yahoo!