Period
to 17 July 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 17 July 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
17 Jul 2018
Same period 2017 Same period 2016
Rank 856 828 874
Rank change year-on-year -28 +46 -5
Contract jobs citing Semantic Layer 25 18 27
As % of all contract IT jobs advertised in the UK 0.024% 0.019% 0.025%
As % of the Database & Business Intelligence category 0.11% 0.084% 0.11%
Number of daily rates quoted 20 11 17
UK median daily rate £425 £413 £500
Median daily rate % change year-on-year +3.03% -17.50% +5.26%
10th Percentile £214 £381 £461
90th Percentile £529 £450 £538
UK excluding London median daily rate £450 £445 £500
% change year-on-year +1.12% -11.00% -4.76%
Number of hourly rates quoted 0 0 0
UK median hourly rate - - -
UK excluding London median hourly rate - - -

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 23,514 21,317 24,299
As % of all contract IT jobs advertised in the UK 22.69% 22.44% 22.06%
Number of daily rates quoted 16,385 14,158 16,293
UK median daily rate £463 £450 £425
Median daily rate % change year-on-year +2.78% +5.88% +6.25%
10th Percentile £313 £300 £280
90th Percentile £635 £614 £600
UK excluding London median daily rate £413 £400 £375
% change year-on-year +3.13% +6.67% +3.45%
Number of hourly rates quoted 238 269 378
UK median hourly rate £32.50 £31.00 £28.25
Median hourly rate % change year-on-year +4.84% +9.73% +13.00%
10th Percentile £14.00 £11.04 £11.58
90th Percentile £55.00 £52.50 £51.00
UK excluding London median hourly rate £33.50 £31.50 £28.50
% change year-on-year +6.35% +10.53% +14.00%

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 17 July 2018.

Contractor daily rate histogram for Semantic Layer in the UK

Semantic Layer
Top 11 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 17 July 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 -22 24 £425 +3.03% 1
UK excluding London -13 17 £450 +1.12%
London -56 8 £310 -22.50% 1
Midlands - 6 £401 -
South West - 5 £450 -
West Midlands - 5 £400 -
South East -28 3 £463 +5.11%
Yorkshire - 2 £625 -
North of England - 2 £625 -
East Midlands - 1 £403 -
Northern Ireland - 1 - -

For the 6 months to 17 July 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 19 (76.00%) Business Intelligence
2 13 (52.00%) SQL
3 11 (44.00%) Data Modelling
4 10 (40.00%) Analytics
5 8 (32.00%) Data Visualisation
5 8 (32.00%) Visualisation
6 6 (24.00%) Dimensional Modelling
6 6 (24.00%) Tableau
6 6 (24.00%) Metadata Management
6 6 (24.00%) Jaspersoft
6 6 (24.00%) Data Warehouse
6 6 (24.00%) Oracle
6 6 (24.00%) SQL Server
7 5 (20.00%) Java
7 5 (20.00%) Finance
7 5 (20.00%) Data Management
7 5 (20.00%) SQL Server Reporting Services
7 5 (20.00%) Power BI
8 4 (16.00%) SQL Server Analysis Services
8 4 (16.00%) Agile Software Development
8 4 (16.00%) Star Schema
8 4 (16.00%) Cognos
9 3 (12.00%) Python
9 3 (12.00%) LDAP
9 3 (12.00%) Microsoft
9 3 (12.00%) BusinessObjects
9 3 (12.00%) Management Information System
9 3 (12.00%) Data Analysis
9 3 (12.00%) Stakeholder Management
9 3 (12.00%) Kanban

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 2 (8.00%) SPSS
Business Applications
1 1 (4.00%) Cognos Business Intelligence
Cloud Services
1 3 (12.00%) Microsoft Azure
2 2 (8.00%) Google Cloud Platform
3 1 (4.00%) Azure Machine Learning
Database & Business Intelligence
1 6 (24.00%) Data Warehouse
1 6 (24.00%) SQL Server
2 5 (20.00%) Power BI
2 5 (20.00%) SQL Server Reporting Services
3 4 (16.00%) SQL Server Analysis Services
3 4 (16.00%) Star Schema
4 3 (12.00%) BusinessObjects
4 3 (12.00%) Looker
5 2 (8.00%) Azure SQL Database
5 2 (8.00%) Data Mart
5 2 (8.00%) Microsoft Analysis Services
5 2 (8.00%) OLAP
5 2 (8.00%) Oracle Database
5 2 (8.00%) Qlik Sense
5 2 (8.00%) RDBMS
5 2 (8.00%) Relational Database
5 2 (8.00%) SQL Server Integration Services
6 1 (4.00%) DecisionStream
6 1 (4.00%) Oracle Reports
6 1 (4.00%) Snowflake Schema
General
1 5 (20.00%) Finance
2 2 (8.00%) Banking
2 2 (8.00%) Retail Banking
3 1 (4.00%) Manufacturing
3 1 (4.00%) Marketing
Job Titles
1 12 (48.00%) Developer
2 9 (36.00%) Business Intelligence Developer
3 4 (16.00%) Analyst
3 4 (16.00%) Power BI Developer
4 3 (12.00%) Architect
4 3 (12.00%) Data Analyst
4 3 (12.00%) Data Engineer
5 2 (8.00%) Business Analyst
5 2 (8.00%) Business Architect
5 2 (8.00%) Business Intelligence Architect
5 2 (8.00%) Business Intelligence Lead
5 2 (8.00%) Data Business Analyst
5 2 (8.00%) Data Warehouse Analyst
5 2 (8.00%) Lead Developer
5 2 (8.00%) MicroStrategy Developer
5 2 (8.00%) SQL Developer
6 1 (4.00%) Business Developer
6 1 (4.00%) Consultant
6 1 (4.00%) Data Architect
6 1 (4.00%) Technical Implementation Consultant
Libraries, Frameworks & Software Standards
1 3 (12.00%) LDAP
2 2 (8.00%) HTML
3 1 (4.00%) Velocity
Miscellaneous
1 3 (12.00%) Management Information System
2 2 (8.00%) Analytical Skills
2 2 (8.00%) Self-Motivation
2 2 (8.00%) User Experience
Processes & Methodologies
1 19 (76.00%) Business Intelligence
2 11 (44.00%) Data Modelling
3 10 (40.00%) Analytics
4 8 (32.00%) Data Visualisation
4 8 (32.00%) Visualisation
5 6 (24.00%) Dimensional Modelling
5 6 (24.00%) Metadata Management
6 5 (20.00%) Data Management
7 4 (16.00%) Agile Software Development
8 3 (12.00%) Data Analysis
8 3 (12.00%) Data Engineering
8 3 (12.00%) Data Governance
8 3 (12.00%) Data Strategy
8 3 (12.00%) Kanban
8 3 (12.00%) Stakeholder Management
9 2 (8.00%) Continuous Delivery
9 2 (8.00%) Continuous Deployment
9 2 (8.00%) People Management
9 2 (8.00%) Performance Tuning
9 2 (8.00%) Secure Coding
Programming Languages
1 13 (52.00%) SQL
2 5 (20.00%) Java
3 3 (12.00%) Python
3 3 (12.00%) Scala
4 2 (8.00%) Data Analysis Expressions (DAX)
4 2 (8.00%) T-SQL
Qualifications
1 3 (12.00%) Security Cleared
2 2 (8.00%) Degree
2 2 (8.00%) Master's Degree
2 2 (8.00%) SC Cleared
Quality Assurance & Compliance
1 2 (8.00%) GDPR
2 1 (4.00%) Data Quality
Systems Management
1 3 (12.00%) Single Sign-On
Vendors
1 6 (24.00%) Jaspersoft
1 6 (24.00%) Oracle
1 6 (24.00%) Tableau
2 4 (16.00%) Cognos
3 3 (12.00%) Microsoft
4 2 (8.00%) Capita
4 2 (8.00%) Google
4 2 (8.00%) IBM
4 2 (8.00%) MicroStrategy
4 2 (8.00%) SAP