The table below looks at the statistics for Snowflake Schema skills in IT contracts advertised for the London region. Included is a guide to the contractor rates offered in IT contracts that have cited Snowflake Schema over the 3 months to 26 September 2016 with a comparison to the same period over 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.

3 months to
26 Sep 2016
Same period 2015 Same period 2014
Snowflake Schema
Rank 436 - 435
Rank change year-on-year
- 0
Contract jobs citing Snowflake Schema 4 0 3
As % of all contract IT jobs located in London 0.017% - 0.012%
As % of the Database & Business Intelligence category 0.075% - 0.053%
Number of daily rates quoted 2 0 3
Median daily rate £576 - £400
90% offered a daily rate of more than £557 - £370
10% offered a daily rate of more than £595 - £430
UK excluding London median daily rate - - £300
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -
Snowflake Schema
England

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

Database & Business Intelligence Category
London
Contract IT job ads with a match in the
Database & Business Intelligence category
5299 5509 5658
As % of all contract IT jobs located in London 23.10% 23.88% 23.08%
Number of daily rates quoted 3743 3923 3918
Median daily rate £475 £450 £425
Median daily rate % change year-on-year
+5.55% +5.88%
90% offered a daily rate of more than £340 £325 £300
10% offered a daily rate of more than £610 £620 £600
UK excluding London median daily rate £375 £375 £350
% change year-on-year
- +7.14%
Number of hourly rates quoted 21 32 48
Median hourly rate £32.00 £36.50 £27.50
Median hourly rate % change year-on-year
-12.32% +32.72%
90% offered a hourly rate of more than £20.00 £14.20 £15.14
10% offered a hourly rate of more than £80.50 £44.10 £44.50
UK excluding London median hourly rate £36.07 £33.55 £22.50
% change year-on-year
+7.51% +49.11%

Snowflake Schema
Jobs Demand Trend in London

The demand trend of contract jobs across the London region citing Snowflake Schema as a proportion of all IT contracts with a match in the Database & Business Intelligence category.

Snowflake Schema Jobs Demand Trend in London

Snowflake Schema
Daily Rate Trend in London

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

Snowflake Schema Daily Rate Trend in London

Snowflake Schema
Top 30 Related IT Skills in London

For the 6 months to 26 September 2016, IT contractor jobs citing Snowflake 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 London region with a requirement for Snowflake Schema.

1 9 (90.00%) Data Warehouse
1 9 (90.00%) Star Schema
2 8 (80.00%) Teradata
3 7 (70.00%) DataStage
3 7 (70.00%) Big Data
3 7 (70.00%) Analytics
4 6 (60.00%) ETL
4 6 (60.00%) Business Intelligence
5 5 (50.00%) Oracle
5 5 (50.00%) Relational Database
5 5 (50.00%) Data Analytics
5 5 (50.00%) Finance
6 4 (40.00%) Change Data Capture
6 4 (40.00%) Big Data Analytics
6 4 (40.00%) Data Cleansing
6 4 (40.00%) SQL
7 3 (30.00%) Banking
7 3 (30.00%) Data Management
7 3 (30.00%) Control-M
7 3 (30.00%) SQLPlus
7 3 (30.00%) PL/SQL
7 3 (30.00%) RDBMS
7 3 (30.00%) IBM
7 3 (30.00%) Data Modelling
7 3 (30.00%) Python
7 3 (30.00%) Cognos
7 3 (30.00%) Hadoop
7 3 (30.00%) Cognos Report Studio
7 3 (30.00%) Apache Spark
8 2 (20.00%) Cognos Framework Manager

Snowflake Schema
Top Related IT Skills in 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 3 (30.00%) Apache Spark
Business Applications
1 2 (20.00%) Cognos Business Intelligence
Database & Business Intelligence
1 9 (90.00%) Data Warehouse
1 9 (90.00%) Star Schema
2 7 (70.00%) Big Data
2 7 (70.00%) DataStage
3 5 (50.00%) Relational Database
4 3 (30.00%) Cognos Report Studio
4 3 (30.00%) Hadoop
4 3 (30.00%) RDBMS
4 3 (30.00%) SQLPlus
5 2 (20.00%) Apache Hive
5 2 (20.00%) Cognos Framework Manager
5 2 (20.00%) MySQL
5 2 (20.00%) SQL Server
6 1 (10.00%) Data Lake
6 1 (10.00%) Data Mart
6 1 (10.00%) OLAP
6 1 (10.00%) Oracle OLAP
6 1 (10.00%) QlikView
General
1 5 (50.00%) Finance
2 3 (30.00%) Banking
3 1 (10.00%) Corporate Banking
Job Titles
1 9 (90.00%) Developer
2 4 (40.00%) ETL Developer
2 4 (40.00%) Lead Developer
3 3 (30.00%) Data Warehouse Developer
3 3 (30.00%) DataStage Developer
4 2 (20.00%) Applications Developer
4 2 (20.00%) DataStage ETL Developer
4 2 (20.00%) MicroStrategy Developer
5 1 (10.00%) Analyst
5 1 (10.00%) Data Analyst
5 1 (10.00%) SQL Analyst
5 1 (10.00%) SQL Data Analyst
5 1 (10.00%) SQL Developer
Miscellaneous
1 1 (10.00%) Data Structures
Processes & Methodologies
1 7 (70.00%) Analytics
2 6 (60.00%) Business Intelligence
2 6 (60.00%) ETL
3 5 (50.00%) Data Analytics
4 4 (40.00%) Big Data Analytics
4 4 (40.00%) Change Data Capture
4 4 (40.00%) Data Cleansing
5 3 (30.00%) Data Management
5 3 (30.00%) Data Modelling
6 2 (20.00%) MapReduce
7 1 (10.00%) Agile Software Development
7 1 (10.00%) Continuous Improvement
7 1 (10.00%) Data Analysis
7 1 (10.00%) Kalman Filter
7 1 (10.00%) RAD
7 1 (10.00%) Systems Analysis
Programming Languages
1 4 (40.00%) SQL
2 3 (30.00%) PL/SQL
2 3 (30.00%) Python
3 2 (20.00%) Java
Systems Management
1 3 (30.00%) Control-M
Vendors
1 8 (80.00%) Teradata
2 5 (50.00%) Oracle
3 3 (30.00%) Cognos
3 3 (30.00%) IBM
4 2 (20.00%) MicroStrategy