Period
to 18 November 2017

The table below looks at the prevalence of the term Linked Data in contract job vacancies. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Linked Data over the 6 months to 18 November 2017 with a comparison to the same period over the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Linked Data
UK
6 months to
18 Nov 2017
Same period 2016 Same period 2015
Rank 865 861 875
Rank change year-on-year -4 +14 -20
Contract jobs citing Linked Data 24 25 29
As % of all contract IT jobs advertised in the UK 0.024% 0.024% 0.025%
As % of the Miscellaneous category 0.070% 0.071% 0.078%
Number of daily rates quoted 20 21 25
UK median daily rate £600 £450 £460
Median daily rate % change year-on-year +33.33% -2.17% -8.09%
10th Percentile £473 £355 £275
90th Percentile £653 £620 £683
UK excluding London median daily rate £407 £438 £344
% change year-on-year -7.09% +27.27% -31.32%
Number of hourly rates quoted 0 0 0
UK median hourly rate - - -
UK excluding London median hourly rate - - -

Linked Data is in the Generic IT Skills category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies with a requirement for generic IT skills.

All Generic IT Skills
UK
Contract vacancies with a requirement for generic IT skills 34307 34966 37326
As % of all contract IT jobs advertised in the UK 33.60% 33.09% 32.49%
Number of daily rates quoted 22763 22959 23716
UK median daily rate £450 £425 £420
Median daily rate % change year-on-year +5.88% +1.19% +5.00%
10th Percentile £263 £250 £240
90th Percentile £650 £625 £618
UK excluding London median daily rate £400 £390 £375
% change year-on-year +2.56% +4.00% +7.14%
Number of hourly rates quoted 1004 1201 1466
UK median hourly rate £20.92 £21.00 £19.46
Median hourly rate % change year-on-year -0.37% +7.91% +8.11%
10th Percentile £11.25 £11.72 £11.25
90th Percentile £48.75 £47.50 £47.25
UK excluding London median hourly rate £20.06 £21.00 £19.00
% change year-on-year -4.48% +10.53% +8.57%

Linked Data
Job Vacancy Trend

Job postings citing Linked Data as a percentage of all IT jobs advertised.

Job vacancy trend for Linked Data in the UK

Linked Data
Contractor Daily Rate Trend

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Linked Data.

Contractor daily rate trend for Linked Data in the UK

Linked Data
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing Linked Data over the 6 months to 18 November 2017.

Contractor daily rate histogram for Linked Data in the UK

Linked Data
Top 4 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Linked Data within the UK over the 6 months to 18 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +41 24 £600 +33.33% 1
London 0 21 £613 +32.43%
UK excluding London +26 3 £407 -7.09% 1
South West - 3 £407 -

For the 6 months to 18 November 2017, IT contractor jobs citing Linked Data also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads with a requirement for Linked Data.

1 14 (58.33%) QA
2 13 (54.17%) Semantic Web
2 13 (54.17%) SPARQL
3 12 (50.00%) Machine Learning
3 12 (50.00%) Amazon AWS
3 12 (50.00%) RDF
4 11 (45.83%) Python
5 8 (33.33%) Data Modelling
5 8 (33.33%) SQL Server
5 8 (33.33%) Statistical Analysis
5 8 (33.33%) Scala
5 8 (33.33%) Analytical Skills
6 7 (29.17%) Information Retrieval
6 7 (29.17%) Natural Language Processing
6 7 (29.17%) Algorithms
6 7 (29.17%) Statistical Learning
6 7 (29.17%) Random Forest
6 7 (29.17%) Sentiment Analysis
7 6 (25.00%) Apache Spark
7 6 (25.00%) Big Data
7 6 (25.00%) Test Automation
7 6 (25.00%) SQL
8 5 (20.83%) Microsoft
8 5 (20.83%) Publishing
8 5 (20.83%) Computer Science
8 5 (20.83%) Unit Testing
8 5 (20.83%) CTC Cleared
8 5 (20.83%) Security Cleared
8 5 (20.83%) Data Analysis
8 5 (20.83%) Statistics

Linked Data
Co-occurring IT Skills 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 6 (25.00%) Apache Spark
2 5 (20.83%) Elasticsearch
3 3 (12.50%) ArcGIS
4 2 (8.33%) SAS
Applications
1 3 (12.50%) SPSS
2 1 (4.17%) Microsoft Excel
2 1 (4.17%) Stata
Cloud Services
1 12 (50.00%) Amazon AWS
2 1 (4.17%) SaaS
Database & Business Intelligence
1 8 (33.33%) SQL Server
2 6 (25.00%) Big Data
3 5 (20.83%) Sqoop
4 3 (12.50%) Geospatial Data
4 3 (12.50%) GIS
4 3 (12.50%) QGIS
5 2 (8.33%) NoSQL
5 2 (8.33%) Spatial Data
5 2 (8.33%) SQL Server 2012
5 2 (8.33%) SQL Server 2016
5 2 (8.33%) SQL Server Integration Services
5 2 (8.33%) SQL Server Reporting Services
6 1 (4.17%) Hadoop
6 1 (4.17%) MS Access
6 1 (4.17%) Triplestore
Development Applications
1 4 (16.67%) ERwin
2 2 (8.33%) SQL Server Management Studio (SSMS)
2 2 (8.33%) Visual Studio
3 1 (4.17%) Git (software)
3 1 (4.17%) Jenkins
3 1 (4.17%) JUnit
3 1 (4.17%) Mockito
3 1 (4.17%) Talend Open Studio
General
1 5 (20.83%) Publishing
2 2 (8.33%) Finance
3 1 (4.17%) Local Government
Job Titles
1 12 (50.00%) Developer
2 7 (29.17%) Data Scientist
3 5 (20.83%) Database Developer
4 4 (16.67%) Architect
4 4 (16.67%) Big Data Developer
4 4 (16.67%) Database Architect
4 4 (16.67%) Scala Developer
5 3 (12.50%) Apache Spark Developer
5 3 (12.50%) Database Programmer
5 3 (12.50%) Programmer
5 3 (12.50%) SQL Developer
6 2 (8.33%) Analyst
6 2 (8.33%) Business Analyst
6 2 (8.33%) Data Engineer
6 2 (8.33%) Developer/Software Engineer
6 2 (8.33%) Machine Learning Scientist
6 2 (8.33%) Scala Software Engineer
6 2 (8.33%) Software Engineer
6 2 (8.33%) SQL Database Developer
6 2 (8.33%) SQL Server Developer
Libraries, Frameworks & Software Standards
1 7 (29.17%) Natural Language Processing
2 5 (20.83%) Akka
2 5 (20.83%) JSON
2 5 (20.83%) Kafka
2 5 (20.83%) REST
3 1 (4.17%) Apache Jena
Miscellaneous
1 13 (54.17%) Semantic Web
2 8 (33.33%) Analytical Skills
3 7 (29.17%) Algorithms
4 5 (20.83%) Computer Science
5 4 (16.67%) Data Structures
6 2 (8.33%) Enterprise Software
6 2 (8.33%) Reference Data
7 1 (4.17%) Greenfield Project
7 1 (4.17%) Life Science
7 1 (4.17%) Management Information System
7 1 (4.17%) RIA
Operating Systems
1 1 (4.17%) Linux
1 1 (4.17%) Unix
Processes & Methodologies
1 12 (50.00%) Machine Learning
1 12 (50.00%) RDF
2 8 (33.33%) Data Modelling
2 8 (33.33%) Statistical Analysis
3 7 (29.17%) Information Retrieval
3 7 (29.17%) Random Forest
3 7 (29.17%) Sentiment Analysis
3 7 (29.17%) Statistical Learning
4 6 (25.00%) Test Automation
5 5 (20.83%) Data Analysis
5 5 (20.83%) Mentoring
5 5 (20.83%) Microservices
5 5 (20.83%) Pair Programming
5 5 (20.83%) Performance Tuning
5 5 (20.83%) Predictive Modelling
5 5 (20.83%) Statistics
5 5 (20.83%) Unit Testing
5 5 (20.83%) Visualisation
6 3 (12.50%) Analytics
6 3 (12.50%) Logical Data Model
Programming Languages
1 13 (54.17%) SPARQL
2 11 (45.83%) Python
3 8 (33.33%) Scala
4 6 (25.00%) SQL
5 4 (16.67%) C
5 4 (16.67%) Java
5 4 (16.67%) T-SQL
6 3 (12.50%) R
7 2 (8.33%) Perl
Qualifications
1 5 (20.83%) Computer Science Degree
1 5 (20.83%) CTC Cleared
1 5 (20.83%) Degree
1 5 (20.83%) Security Cleared
Quality Assurance & Compliance
1 14 (58.33%) QA
2 1 (4.17%) Data Quality
2 1 (4.17%) Disclosure Scotland
Systems Management
1 5 (20.83%) Hadoop YARN
1 5 (20.83%) Oozie
Vendors
1 5 (20.83%) Microsoft
2 1 (4.17%) Oracle
2 1 (4.17%) Talend