The table below looks at the statistics for Data Virtualisation skills in IT contracts advertised for the London region. Included is a guide to the average contractor rates offered in IT contracts that have cited Data Virtualisation over the 3 months to 2 March 2015 with a comparison to the same period in the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

Location
3 months to
2 Mar 2015
Same period 2014 Same period 2013
Data Virtualization
Rank 391 397 361
Rank change year-on-year
+6 -36
Contract jobs citing Data Virtualisation 6 7 4
As % of all contract IT jobs located in London 0.028% 0.032% 0.020%
As % of the Processes & Methodologies category 0.036% 0.040% 0.026%
Number of daily rates quoted 1 4 1
Average daily rate
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£422 £550 £400
Average daily rate % change year-on-year
-23.27% +37.50%
UK excluding London average daily rate £425 £335 £381
% change year-on-year
+26.86% -12.13%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - - -
Data Virtualisation
England

The following table is for comparison with the above and provides statistics for the entire Processes & Methodologies category in contract jobs advertised in the London region.

Processes & Methodologies Category
London
Contract IT job ads with a match in the
Processes & Methodologies category
16736 17369 15212
As % of all contract IT jobs located in London 78.79% 78.53% 76.84%
Number of daily rates quoted 11885 11867 10680
Average daily rate £450 £438 £450
Average daily rate % change year-on-year
+2.85% -2.77%
90% offered a daily rate of more than £308 £300 £300
10% offered a daily rate of more than £600 £600 £600
UK excluding London average daily rate £399 £375 £363
% change year-on-year
+6.34% +3.44%
Number of hourly rates quoted 195 239 246
Average hourly rate £21.50 £27.53 £25.35
Average hourly rate % change year-on-year
-21.90% +8.59%
90% offered a hourly rate of more than £11.00 £14.00 £13.49
10% offered a hourly rate of more than £55.00 £70.00 £135.00
UK excluding London average hourly rate £29.00 £27.50 £31.50
% change year-on-year
+5.45% -12.69%

Data Virtualisation
Jobs Demand Trend in London

This chart provides a 3-month moving total of IT contractor jobs citing Data Virtualisation across the London region as a proportion of the total demand within the Processes & Methodologies category.

Data Virtualisation Jobs Demand Trend in London

Data Virtualisation
Daily Rate Trend in London

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing Data Virtualisation across the London region.

Data Virtualisation Daily Rate Trend in London

Data Virtualisation
Top 30 Related IT Skills in London

For the 6 months to 2 March 2015, IT contractor jobs across the London region citing Data Virtualisation also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited Data Virtualisation.

1 13 (81.25%) ETL
2 12 (75.00%) Business Intelligence
2 12 (75.00%) Data Warehouse
3 11 (68.75%) Data Integration
4 10 (62.50%) Agile Software Development
4 10 (62.50%) Data Modelling
5 9 (56.25%) Games
5 9 (56.25%) Online Games
5 9 (56.25%) Dimensional Modelling
6 8 (50.00%) Oracle
7 7 (43.75%) SQL
7 7 (43.75%) Telecoms
7 7 (43.75%) Finance
7 7 (43.75%) Ab Initio
7 7 (43.75%) Hadoop
7 7 (43.75%) Visualisation
8 6 (37.50%) Data Architecture
8 6 (37.50%) Marketing
9 5 (31.25%) Spotfire
9 5 (31.25%) QlikView
9 5 (31.25%) Tableau
10 4 (25.00%) Continuous Improvement
10 4 (25.00%) Analytics
10 4 (25.00%) Technical Analysis
10 4 (25.00%) Amazon Redshift
10 4 (25.00%) Line Management
10 4 (25.00%) Analytical Skills
10 4 (25.00%) OLAP
10 4 (25.00%) UNIX
10 4 (25.00%) Star Schema

Data Virtualisation
Top Related IT Skills in London by Category

For the 6 months to 2 March 2015, IT contractor jobs across the London region citing Data Virtualisation also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited Data Virtualisation. Up to 20 skills are shown per category.

Application Platforms
1 3 (18.75%) Apache Pig
Applications
1 3 (18.75%) MS Excel
2 2 (12.50%) PowerPivot
Communications & Networking
1 2 (12.50%) SAN
2 1 (6.25%) Internet
Database & Business Intelligence
1 12 (75.00%) Data Warehouse
2 7 (43.75%) Hadoop
3 5 (31.25%) Spotfire
3 5 (31.25%) QlikView
4 4 (25.00%) OLAP
4 4 (25.00%) Star Schema
4 4 (25.00%) Amazon Redshift
5 3 (18.75%) SQL Server Integration Services
5 3 (18.75%) Relational Database
5 3 (18.75%) Apache Hive
5 3 (18.75%) Big Data
5 3 (18.75%) SQL Server Analysis Services
5 3 (18.75%) RDBMS
6 2 (12.50%) Data Mart
6 2 (12.50%) SQL Server 2008
6 2 (12.50%) ProClarity
6 2 (12.50%) Microsoft Analysis Services
6 2 (12.50%) SQL Server
6 2 (12.50%) Data Mining
6 2 (12.50%) SQL Server 2012
Development Applications
1 1 (6.25%) ERwin
General
1 9 (56.25%) Games
2 7 (43.75%) Telecoms
2 7 (43.75%) Finance
3 6 (37.50%) Marketing
Job Titles
1 5 (31.25%) Architect
1 5 (31.25%) Data Architect
2 4 (25.00%) Business Analyst
2 4 (25.00%) Analyst
3 3 (18.75%) Designer
4 2 (12.50%) Business Intelligence Architect
4 2 (12.50%) Developer
4 2 (12.50%) Business Architect
5 1 (6.25%) Information Manager
5 1 (6.25%) Business Intelligence Analyst
5 1 (6.25%) Systems Engineer
5 1 (6.25%) Senior Developer
5 1 (6.25%) Test Manager
5 1 (6.25%) Data Scientist
Libraries, Frameworks & Software Standards
1 2 (12.50%) MDX
Miscellaneous
1 11 (68.75%) Data Integration
2 9 (56.25%) Online Games
3 7 (43.75%) Visualisation
4 4 (25.00%) Analytical Skills
5 2 (12.50%) Data Structures
5 2 (12.50%) Wiki
6 1 (6.25%) Computer Science
6 1 (6.25%) Reference Data
6 1 (6.25%) Open Source
6 1 (6.25%) User Experience
Operating Systems
1 4 (25.00%) UNIX
Processes & Methodologies
1 13 (81.25%) ETL
2 12 (75.00%) Business Intelligence
3 10 (62.50%) Agile Software Development
3 10 (62.50%) Data Modelling
4 9 (56.25%) Dimensional Modelling
5 6 (37.50%) Data Architecture
6 4 (25.00%) Data Management
6 4 (25.00%) Scrum
6 4 (25.00%) Continuous Improvement
6 4 (25.00%) Analytics
6 4 (25.00%) Technical Analysis
6 4 (25.00%) Line Management
7 3 (18.75%) Logical Data Model
7 3 (18.75%) Physical Data Model
8 2 (12.50%) Master Data Management
8 2 (12.50%) Inmon Methodology
8 2 (12.50%) Data Governance
8 2 (12.50%) Kimball Methodology
8 2 (12.50%) Performance Tuning
8 2 (12.50%) CRM
Programming Languages
1 7 (43.75%) SQL
2 3 (18.75%) Python
2 3 (18.75%) Java
3 2 (12.50%) Data Mining Extensions (DMX)
4 1 (6.25%) PL/SQL
4 1 (6.25%) R
Quality Assurance & Compliance
1 1 (6.25%) QA
1 1 (6.25%) FATCA
System Software
1 2 (12.50%) Active Directory
Vendors
1 8 (50.00%) Oracle
2 7 (43.75%) Ab Initio
3 5 (31.25%) Tableau
4 3 (18.75%) IBM
4 3 (18.75%) Microsoft
5 2 (12.50%) Lattice Semiconductor
6 1 (6.25%) Informatica
6 1 (6.25%) TIBCO