The table below looks at the statistics for Snowflake Schema skills in IT contracts advertised across the UK. Included is a guide to the contractor rates offered in IT contracts that have cited Snowflake Schema over the 3 months to 10 December 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
10 Dec 2016
Same period 2015 Same period 2014
Snowflake Schema
Rank 585 637 629
Rank change year-on-year
+52 -8
Contract jobs citing Snowflake Schema 29 12 19
As % of all contract IT jobs located in the UK 0.059% 0.022% 0.034%
As % of the Database & Business Intelligence category 0.26% 0.095% 0.16%
Number of daily rates quoted 15 9 11
Median daily rate £500 £388 £350
Median daily rate % change year-on-year
+29.03% +10.71%
90% offered a daily rate of more than £415 £317 £300
10% offered a daily rate of more than £510 £502 £645
UK excluding London median daily rate £500 £358 £350
% change year-on-year
+39.86% +2.14%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

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

Database & Business Intelligence Category
UK
Contract IT job ads with a match in the
Database & Business Intelligence category
11129 12677 12105
As % of all contract IT jobs located in the UK 22.45% 23.05% 21.46%
Number of daily rates quoted 7386 8470 8029
Median daily rate £450 £425 £400
Median daily rate % change year-on-year
+5.88% +6.25%
90% offered a daily rate of more than £308 £300 £275
10% offered a daily rate of more than £600 £575 £550
UK excluding London median daily rate £400 £385 £363
% change year-on-year
+3.89% +6.20%
Number of hourly rates quoted 154 191 180
Median hourly rate £38.00 £24.50 £30.00
Median hourly rate % change year-on-year
+55.10% -18.33%
90% offered a hourly rate of more than £12.00 £12.00 £14.00
10% offered a hourly rate of more than £56.50 £45.00 £50.00
UK excluding London median hourly rate £38.00 £25.00 £33.50
% change year-on-year
+52.00% -25.37%

Snowflake Schema
Jobs Demand Trend

The demand trend of contract jobs 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 the UK

Snowflake Schema
Daily Rate Trend

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

Snowflake Schema Daily Rate Trend in the UK

Snowflake Schema
Daily Rate Histogram

This chart provides a histogram of daily rates quoted in contract IT jobs citing Snowflake Schema within the UK over the 3 months to 10 December 2016.

Snowflake Schema Daily Rate Histogram in the UK

Snowflake Schema
Top 10 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Snowflake Schema within the UK over the 3 months to 10 December 2016. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Click see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +35 29 £500 +29.03% 2
London +19 16 £415 -0.59%
South East - 12 £505 - 1
Oxfordshire - 11 £505 - 1
Oxford - 6 £510 -
City of London -10 3 £415 -18.62%
South West +5 1 £400 +26.48%
Dorset - 1 £400 -
Reading - 1 - -
Berkshire - 1 - -

Snowflake Schema
Top 30 Related IT Skills

For the 6 months to 10 December 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 with a requirement for Snowflake Schema.

1 30 (78.95%) SQL
1 30 (78.95%) SQL Server
2 26 (68.42%) Data Warehouse
3 22 (57.89%) ETL
3 22 (57.89%) Migration
4 19 (50.00%) Big Data
4 19 (50.00%) Analytics
5 18 (47.37%) Data Analysis
6 16 (42.11%) Degree
7 15 (39.47%) Hadoop
7 15 (39.47%) Finance
7 15 (39.47%) Windows
7 15 (39.47%) MS Excel
8 14 (36.84%) Banking
8 14 (36.84%) Apache Hive
8 14 (36.84%) SQL Server Integration Services
8 14 (36.84%) QlikView
9 13 (34.21%) SQL Server Analysis Services
9 13 (34.21%) Corporate Banking
9 13 (34.21%) Talend
9 13 (34.21%) Talend Open Studio
9 13 (34.21%) Microsoft Analysis Services
9 13 (34.21%) T-SQL
9 13 (34.21%) Microsoft
10 12 (31.58%) Shell Script
10 12 (31.58%) C#
10 12 (31.58%) Retail
10 12 (31.58%) Stakeholder Management
10 12 (31.58%) Management Information System
10 12 (31.58%) Risk Management

Snowflake Schema
Top Related 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:

Application Platforms
1 12 (31.58%) Apache Pig
2 4 (10.53%) Confluence
3 3 (7.89%) Apache Spark
Applications
1 15 (39.47%) MS Excel
Business Applications
1 2 (5.26%) Cognos Business Intelligence
2 1 (2.63%) Dynamics AX
Communications & Networking
1 7 (18.42%) Intranet
Database & Business Intelligence
1 30 (78.95%) SQL Server
2 26 (68.42%) Data Warehouse
3 19 (50.00%) Big Data
4 15 (39.47%) Hadoop
5 14 (36.84%) Apache Hive
5 14 (36.84%) QlikView
5 14 (36.84%) SQL Server Integration Services
6 13 (34.21%) Microsoft Analysis Services
6 13 (34.21%) SQL Server Analysis Services
7 12 (31.58%) SQL Server 2008
8 11 (28.95%) MySQL
9 10 (26.32%) SQL Server 2005
9 10 (26.32%) SQL Server 2014
10 9 (23.68%) Star Schema
11 7 (18.42%) DataStage
11 7 (18.42%) Relational Database
12 6 (15.79%) MariaDB
12 6 (15.79%) OLAP
12 6 (15.79%) OLTP
13 3 (7.89%) MS Access
Development Applications
1 13 (34.21%) Talend Open Studio
2 10 (26.32%) Git (software)
2 10 (26.32%) JIRA
3 4 (10.53%) Liquibase
General
1 15 (39.47%) Finance
2 14 (36.84%) Banking
3 13 (34.21%) Corporate Banking
4 12 (31.58%) Retail
4 12 (31.58%) Retail Banking
5 6 (15.79%) Publishing
Job Titles
1 34 (89.47%) Developer
2 15 (39.47%) ETL Developer
3 5 (13.16%) MySQL Developer
4 4 (10.53%) Data Warehouse Developer
4 4 (10.53%) Lead Developer
4 4 (10.53%) OLAP Developer
5 3 (7.89%) Architect
5 3 (7.89%) Data Architect
5 3 (7.89%) DataStage Developer
6 2 (5.26%) Analyst
6 2 (5.26%) Applications Developer
6 2 (5.26%) Data Warehouse Architect
6 2 (5.26%) Database Developer
6 2 (5.26%) DataStage ETL Developer
6 2 (5.26%) SQL Developer
7 1 (2.63%) Data Analyst
7 1 (2.63%) Oracle Developer
7 1 (2.63%) SQL Analyst
7 1 (2.63%) SQL Server Developer
7 1 (2.63%) SSAS Developer
Miscellaneous
1 12 (31.58%) Analytical Skills
1 12 (31.58%) Management Information System
1 12 (31.58%) Visualisation
2 5 (13.16%) Informatics
3 2 (5.26%) Data Integration
3 2 (5.26%) Economics
4 1 (2.63%) Computer Science
4 1 (2.63%) Data Structures
Operating Systems
1 15 (39.47%) Windows
2 3 (7.89%) Unix
2 3 (7.89%) Windows Server
Processes & Methodologies
1 22 (57.89%) ETL
1 22 (57.89%) Migration
2 19 (50.00%) Analytics
3 18 (47.37%) Data Analysis
4 12 (31.58%) Investment Management
4 12 (31.58%) Kalman Filter
4 12 (31.58%) Risk Management
4 12 (31.58%) Stakeholder Management
5 9 (23.68%) Business Intelligence
5 9 (23.68%) Customer Insight
5 9 (23.68%) Data Modelling
5 9 (23.68%) Performance Tuning
6 7 (18.42%) Agile Software Development
6 7 (18.42%) Change Data Capture
7 6 (15.79%) Database Tuning
8 5 (13.16%) Data Analytics
9 4 (10.53%) Big Data Analytics
9 4 (10.53%) Data Cleansing
9 4 (10.53%) ETL Development
10 3 (7.89%) Matrix Organization
Programming Languages
1 30 (78.95%) SQL
2 13 (34.21%) T-SQL
3 12 (31.58%) C#
3 12 (31.58%) Scala
3 12 (31.58%) Shell Script
4 3 (7.89%) PL/SQL
4 3 (7.89%) Python
5 2 (5.26%) Java
Qualifications
1 16 (42.11%) Degree
Quality Assurance & Compliance
1 3 (7.89%) Data Quality
Systems Management
1 3 (7.89%) Control-M
Vendors
1 13 (34.21%) Microsoft
1 13 (34.21%) Talend
2 12 (31.58%) Cloudera
2 12 (31.58%) Hortonworks
3 9 (23.68%) Oracle
4 7 (18.42%) Teradata
5 3 (7.89%) Cognos
5 3 (7.89%) IBM
5 3 (7.89%) SAP
6 2 (5.26%) Alteryx
6 2 (5.26%) MicroStrategy
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