Period
to 24 November 2017

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Star Schema skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Star Schema over the 6 months to 24 November 2017 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.

Star Schema
Central London > City of London
6 months to
24 Nov 2017
Same period 2016 Same period 2015
Rank 235 236 255
Rank change year-on-year +1 +19 +34
Contract jobs citing Star Schema 6 4 16
As % of all contract IT jobs advertised in the City of London 0.084% 0.060% 0.18%
As % of the Database & Business Intelligence category 0.34% 0.23% 0.68%
Number of daily rates quoted 5 3 12
City of London median daily rate £500 £500 £469
Median daily rate % change year-on-year - +6.67% +10.29%
10th Percentile £351 £395 £373
90th Percentile £568 £530 £544
Central London median daily rate £500 £463 £469
% change year-on-year +8.11% -1.33% +10.29%
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

Star Schema 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 advertised in the City of London with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
City of London
Contract vacancies with a requirement for database or business intelligence skills 1742 1752 2368
As % of all contract IT jobs advertised in the City of London 24.36% 26.28% 26.05%
Number of daily rates quoted 1419 1394 1894
City of London median daily rate £525 £475 £463
Median daily rate % change year-on-year +10.53% +2.70% +6.63%
10th Percentile £363 £325 £313
90th Percentile £697 £675 £638
Central London median daily rate £525 £475 £450
% change year-on-year +10.53% +5.56% +5.88%
Number of hourly rates quoted 11 1 9
City of London median hourly rate £27.50 £45.00 £25.00
Median hourly rate % change year-on-year -38.89% +80.00% -18.88%
10th Percentile £20.75 £42.50 £16.25
90th Percentile £33.25 £47.50 £70.75
Central London median hourly rate £25.99 £45.00 £21.98
% change year-on-year -42.24% +104.78% -25.46%

Star Schema
Job Vacancy Trend in the City of London

Job postings citing Star Schema as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Star Schema in the City of London

Star Schema
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Star Schema in the City of London.

Contractor daily rate trend for Star Schema in the City of London

Star Schema
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Star Schema in the City of London over the 6 months to 24 November 2017.

Contractor daily rate histogram for Star Schema in the City of London

For the 6 months to 24 November 2017, IT contractor jobs citing Star Schema also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the City of London region with a requirement for Star Schema.

1 6 (100.00%) SQL
2 3 (50.00%) PL/SQL
2 3 (50.00%) Data Warehouse
2 3 (50.00%) Business Intelligence
2 3 (50.00%) Informatica
2 3 (50.00%) SQL Server Integration Services
2 3 (50.00%) Kimball Methodology
3 2 (33.33%) SQL Server Analysis Services
3 2 (33.33%) Dimensional Modelling
3 2 (33.33%) Visualisation
3 2 (33.33%) Tableau
3 2 (33.33%) Data Integration
3 2 (33.33%) Control-M
3 2 (33.33%) SOAP
3 2 (33.33%) XML
3 2 (33.33%) Oracle
3 2 (33.33%) BMC
4 1 (16.67%) SQL Server
4 1 (16.67%) SAP
4 1 (16.67%) ASP.NET
4 1 (16.67%) T-SQL
4 1 (16.67%) VBA
4 1 (16.67%) .NET
4 1 (16.67%) Microsoft Excel
4 1 (16.67%) Cognos
4 1 (16.67%) SharePoint
4 1 (16.67%) Data Modelling
4 1 (16.67%) ETL
4 1 (16.67%) C#
4 1 (16.67%) Finance

Star Schema
Co-occurring IT Skills in the City of 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 (16.67%) SharePoint
1 1 (16.67%) SharePoint 2010
Applications
1 1 (16.67%) Microsoft Excel
1 1 (16.67%) Spreadsheet
Business Applications
1 1 (16.67%) Markit EDM
Database & Business Intelligence
1 3 (50.00%) Data Warehouse
1 3 (50.00%) SQL Server Integration Services
2 2 (33.33%) SQL Server Analysis Services
3 1 (16.67%) BusinessObjects
3 1 (16.67%) BusinessObjects Web Intelligence
3 1 (16.67%) Data Mart
3 1 (16.67%) Pentaho
3 1 (16.67%) PerformancePoint
3 1 (16.67%) Power BI
3 1 (16.67%) QlikView
3 1 (16.67%) SAP Data Services
3 1 (16.67%) Snowflake Schema
3 1 (16.67%) SQL Server
3 1 (16.67%) SQL Server 2012
3 1 (16.67%) SQL Server Reporting Services
General
1 1 (16.67%) Banking
1 1 (16.67%) Finance
1 1 (16.67%) Law
Job Titles
1 3 (50.00%) Developer
2 2 (33.33%) Consultant
2 2 (33.33%) Data Consultant
2 2 (33.33%) Data Integration Consultant
2 2 (33.33%) Informatica Consultant
2 2 (33.33%) Integration Consultant
3 1 (16.67%) Analyst
3 1 (16.67%) Analyst Developer
3 1 (16.67%) Business Analyst
3 1 (16.67%) Business Developer
3 1 (16.67%) Business Intelligence Analyst
3 1 (16.67%) Business Intelligence Developer
3 1 (16.67%) Cognos Consultant
3 1 (16.67%) Oracle Consultant
3 1 (16.67%) SSAS Developer
3 1 (16.67%) Tableau Developer
Libraries, Frameworks & Software Standards
1 2 (33.33%) SOAP
1 2 (33.33%) XML
2 1 (16.67%) .NET
2 1 (16.67%) .NET Framework
2 1 (16.67%) ASP.NET
Miscellaneous
1 1 (16.67%) Analytical Skills
1 1 (16.67%) Data Structures
1 1 (16.67%) Digital Media
1 1 (16.67%) Reference Data
1 1 (16.67%) User Experience
Processes & Methodologies
1 3 (50.00%) Business Intelligence
1 3 (50.00%) Kimball Methodology
2 2 (33.33%) Data Integration
2 2 (33.33%) Dimensional Modelling
2 2 (33.33%) Visualisation
3 1 (16.67%) Agile Software Development
3 1 (16.67%) Data Governance
3 1 (16.67%) Data Management
3 1 (16.67%) Data Modelling
3 1 (16.67%) Enterprise Data Management
3 1 (16.67%) ETL
3 1 (16.67%) Metadata Management
3 1 (16.67%) Performance Tuning
3 1 (16.67%) Reference Data Management
3 1 (16.67%) Scrum
3 1 (16.67%) Web Development
Programming Languages
1 6 (100.00%) SQL
2 3 (50.00%) PL/SQL
3 1 (16.67%) C#
3 1 (16.67%) T-SQL
3 1 (16.67%) VBA
Quality Assurance & Compliance
1 1 (16.67%) Data Quality
Systems Management
1 2 (33.33%) Control-M
Vendors
1 3 (50.00%) Informatica
2 2 (33.33%) BMC
2 2 (33.33%) Oracle
2 2 (33.33%) Tableau
3 1 (16.67%) Cognos
3 1 (16.67%) Microsoft
3 1 (16.67%) MicroStrategy
3 1 (16.67%) SAP