Period
to 23 October 2018

The following table provides summary statistics for contract job vacancies with a requirement for Semantic Layer skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Semantic Layer over the 6 months to 23 October 2018 with a comparison to the same period in 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.

Semantic Layer
UK
6 months to
23 Oct 2018
Same period 2017 Same period 2016
Rank 873 869 864
Rank change year-on-year -4 -5 +31
Contract jobs citing Semantic Layer 14 14 33
As % of all contract IT jobs advertised in the UK 0.014% 0.014% 0.031%
As % of the Database & Business Intelligence category 0.060% 0.063% 0.14%
Number of daily rates quoted 11 7 21
UK median daily rate £425 £375 £488
Median daily rate % change year-on-year +13.33% -23.08% -4.88%
10th Percentile £214 £320 £313
90th Percentile £525 £400 £525
UK excluding London median daily rate £463 £350 £475
% change year-on-year +32.14% -26.32% -7.32%
Number of hourly rates quoted 0 1 0
UK median hourly rate - £45.00 -
UK excluding London median hourly rate - £45.00 -

Semantic Layer is in the Databases and Business Intelligence category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
UK
Contract vacancies with a requirement for database or business intelligence skills 23,419 22,254 23,758
As % of all contract IT jobs advertised in the UK 22.64% 22.21% 22.54%
Number of daily rates quoted 16,338 15,062 15,824
UK median daily rate £475 £450 £425
Median daily rate % change year-on-year +5.56% +5.88% +6.25%
10th Percentile £313 £308 £281
90th Percentile £638 £625 £588
UK excluding London median daily rate £425 £400 £375
% change year-on-year +6.25% +6.67% -
Number of hourly rates quoted 227 277 389
UK median hourly rate £30.00 £30.00 £29.50
Median hourly rate % change year-on-year - +1.69% +5.12%
10th Percentile £12.46 £13.71 £10.85
90th Percentile £56.55 £54.25 £50.20
UK excluding London median hourly rate £33.00 £33.00 £28.50
% change year-on-year - +15.79% -3.39%

Semantic Layer
Job Vacancy Trend

Job postings citing Semantic Layer as a percentage of all IT jobs advertised.

Job vacancy trend for Semantic Layer in the UK

Semantic Layer
Contractor Daily Rate Trend

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

Contractor daily rate trend for Semantic Layer in the UK

Semantic Layer
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing Semantic Layer over the 6 months to 23 October 2018.

Contractor daily rate histogram for Semantic Layer in the UK

Semantic Layer
Top 8 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Semantic Layer within the UK over the 6 months to 23 October 2018. 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 -1 13 £425 +11.48% 1
London -4 9 £425 +7.94%
UK excluding London -13 5 £463 +32.14% 1
South East - 2 £469 -
Midlands -11 1 - -
South West -20 1 £425 +17.24%
West Midlands - 1 - -
Northern Ireland - 1 - -

For the 6 months to 23 October 2018, IT contractor jobs citing Semantic Layer also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads with a requirement for Semantic Layer.

1 11 (78.57%) Business Intelligence
2 8 (57.14%) Data Modelling
2 8 (57.14%) Analytics
3 6 (42.86%) Tableau
4 5 (35.71%) Star Schema
4 5 (35.71%) SQL
5 4 (28.57%) Java
5 4 (28.57%) Data Warehouse
5 4 (28.57%) Visualisation
5 4 (28.57%) Data Visualisation
5 4 (28.57%) Jaspersoft
5 4 (28.57%) Metadata Management
5 4 (28.57%) Dimensional Modelling
6 3 (21.43%) Kanban
6 3 (21.43%) Wealth Management
6 3 (21.43%) Data Extraction
6 3 (21.43%) Data Mart
6 3 (21.43%) Data Analysis
6 3 (21.43%) Data Management
6 3 (21.43%) Performance Tuning
6 3 (21.43%) Scala
6 3 (21.43%) Management Information System
6 3 (21.43%) BusinessObjects
6 3 (21.43%) Cognos
6 3 (21.43%) Python
6 3 (21.43%) SAP
6 3 (21.43%) Oracle
6 3 (21.43%) SQL Server
6 3 (21.43%) Data Engineering
6 3 (21.43%) Looker

Semantic Layer
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:

Applications
1 1 (7.14%) SPSS
Cloud Services
1 2 (14.29%) Google Cloud Platform
Database & Business Intelligence
1 5 (35.71%) Star Schema
2 4 (28.57%) Data Warehouse
3 3 (21.43%) BusinessObjects
3 3 (21.43%) Data Mart
3 3 (21.43%) Looker
3 3 (21.43%) SQL Server
4 2 (14.29%) Microsoft Analysis Services
4 2 (14.29%) Power BI
4 2 (14.29%) SQL Server Analysis Services
5 1 (7.14%) Big Data
5 1 (7.14%) OLAP
5 1 (7.14%) Oracle BI EE
5 1 (7.14%) Oracle Reports
5 1 (7.14%) PowerPivot
5 1 (7.14%) Qlik Sense
5 1 (7.14%) RDBMS
5 1 (7.14%) Relational Database
5 1 (7.14%) SQL Server Reporting Services
General
1 1 (7.14%) Finance
1 1 (7.14%) Marketing
Job Titles
1 5 (35.71%) Analyst
2 4 (28.57%) Business Intelligence Developer
2 4 (28.57%) Data Analyst
2 4 (28.57%) Developer
3 3 (21.43%) Data Engineer
3 3 (21.43%) Data Warehouse Analyst
4 2 (14.29%) Architect
4 2 (14.29%) Business Analyst
4 2 (14.29%) Data Architect
4 2 (14.29%) Data Business Analyst
4 2 (14.29%) Information Analyst
4 2 (14.29%) MI Analyst
4 2 (14.29%) Power BI Developer
5 1 (7.14%) Report Analyst
Libraries, Frameworks & Software Standards
1 1 (7.14%) HTML
1 1 (7.14%) LDAP
Miscellaneous
1 3 (21.43%) Management Information System
2 2 (14.29%) User Experience
3 1 (7.14%) Analytical Skills
3 1 (7.14%) Data Structures
3 1 (7.14%) Self-Motivation
Processes & Methodologies
1 11 (78.57%) Business Intelligence
2 8 (57.14%) Analytics
2 8 (57.14%) Data Modelling
3 4 (28.57%) Data Visualisation
3 4 (28.57%) Dimensional Modelling
3 4 (28.57%) Metadata Management
3 4 (28.57%) Visualisation
4 3 (21.43%) Data Analysis
4 3 (21.43%) Data Engineering
4 3 (21.43%) Data Extraction
4 3 (21.43%) Data Management
4 3 (21.43%) Kanban
4 3 (21.43%) Performance Tuning
4 3 (21.43%) User Stories
4 3 (21.43%) Wealth Management
5 2 (14.29%) Data Governance
5 2 (14.29%) Data Strategy
5 2 (14.29%) Master Data Management
5 2 (14.29%) Physical Data Model
5 2 (14.29%) Stakeholder Management
Programming Languages
1 5 (35.71%) SQL
2 4 (28.57%) Java
3 3 (21.43%) Python
3 3 (21.43%) Scala
4 2 (14.29%) Data Analysis Expressions (DAX)
Qualifications
1 1 (7.14%) Security Cleared
Quality Assurance & Compliance
1 2 (14.29%) GDPR
2 1 (7.14%) Data Quality
Systems Management
1 1 (7.14%) Single Sign-On
Vendors
1 6 (42.86%) Tableau
2 4 (28.57%) Jaspersoft
3 3 (21.43%) Cognos
3 3 (21.43%) Oracle
3 3 (21.43%) SAP
4 2 (14.29%) Google
4 2 (14.29%) Microsoft
5 1 (7.14%) IBM