The following table provides summary statistics for permanent job vacancies with a requirement for Snowflake Schema skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Snowflake Schema over the 3 months to 30 April 2017 with a comparison to the same period in the previous 2 years.

Snowflake Schema
UK
3 months to
30 Apr 2017
Same period 2016 Same period 2015
Rank 864 956 977
Rank change year-on-year +92 +21  
Permanent jobs citing Snowflake Schema 10 4 11
As % of all permanent IT jobs advertised in the UK 0.012% 0.004% 0.010%
As % of the Database & Business Intelligence category 0.037% 0.013% 0.031%
Number of salaries quoted 10 3 11
Median salary £42,500 £55,000 £52,500
Median salary % change year-on-year -22.72% +4.76%  
90% offered a salary of more than £37,500 £55,000 £37,500
10% offered a salary of more than £55,000 £55,000 £57,500
UK excluding London median salary £38,750 £55,000 £37,500
% change year-on-year -29.54% +46.66%  

Snowflake Schema is in the database and business intelligence skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for database and business intelligence skills.

Database & Business Intelligence Skills
UK
Permanent job vacancies with a requirement for database and business intelligence skills 26689 31572 35317
As % of all permanent IT job vacancies advertised in the UK 31.14% 30.56% 31.92%
Number of salaries quoted 22613 26981 29801
Median salary £47,500 £50,000 £46,050
Median salary % change year-on-year -5.00% +8.57%  
90% offered a salary of more than £32,500 £32,500 £31,500
10% offered a salary of more than £75,000 £70,000 £70,000
UK excluding London median salary £42,500 £42,500 £40,000
% change year-on-year - +6.25%  

Snowflake Schema
Job Vacancy Trend

The job posting trend of jobs advertised citing Snowflake Schema as a proportion of all permanent or contract IT jobs with a match in the Database & Business Intelligence category.

Job vacancy trend for Snowflake Schema in the UK

Snowflake Schema
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Snowflake Schema.

Salary trend for Snowflake Schema in the UK

Snowflake Schema
Salary Histogram

The salary distribution of IT jobs citing Snowflake Schema over the 3 months to 30 April 2017.

Salary histogram for Snowflake Schema in the UK

Snowflake Schema
Top 14 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Snowflake Schema within the UK over the 3 months to 30 April 2017. 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 Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +109 10 £42,500 -22.72%
Leeds - 4 £37,500 -
West Yorkshire - 4 £37,500 -
Yorkshire - 4 £37,500 -
London - 2 £45,000 -
East of England - 2 £55,000 -
West End of London - 2 £45,000 -
Suffolk - 2 £55,000 -
South East +72 1 £45,000 -
Southampton - 1 £45,000 -
Hampshire - 1 £45,000 -
Leicestershire - 1 £40,000 -
East Midlands - 1 £40,000 -
Leicester - 1 £40,000 -

For the 6 months to 30 April 2017, IT 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 job ads with a requirement for Snowflake Schema.

1 25 (86.21%) SQL
2 22 (75.86%) Business Intelligence
3 18 (62.07%) Data Modelling
4 17 (58.62%) SQL Server Reporting Services
4 17 (58.62%) Kimball Methodology
5 16 (55.17%) Agile Software Development
5 16 (55.17%) T-SQL
5 16 (55.17%) SQL Server
6 15 (51.72%) Data Warehouse
6 15 (51.72%) SQL Server Integration Services
6 15 (51.72%) Power BI
7 13 (44.83%) Degree
7 13 (44.83%) Star Schema
8 11 (37.93%) ETL
8 11 (37.93%) SQL Server Analysis Services
8 11 (37.93%) SQL Server 2008
9 8 (27.59%) Computer Science
9 8 (27.59%) QlikView
9 8 (27.59%) Tableau
9 8 (27.59%) Oracle
10 7 (24.14%) C#
10 7 (24.14%) ITIL
10 7 (24.14%) OLAP
10 7 (24.14%) VB
10 7 (24.14%) .NET
10 7 (24.14%) Oracle OLAP
11 6 (20.69%) Microsoft Azure
11 6 (20.69%) Continuous Improvement
11 6 (20.69%) Data Quality
11 6 (20.69%) Confluence

Snowflake Schema
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:

Application Platforms
1 6 (20.69%) Confluence
2 2 (6.90%) Oracle SOA Suite
Applications
1 5 (17.24%) Microsoft Excel
Cloud Services
1 6 (20.69%) Microsoft Azure
2 2 (6.90%) Google Cloud Platform
2 2 (6.90%) SaaS
Database & Business Intelligence
1 17 (58.62%) SQL Server Reporting Services
2 16 (55.17%) SQL Server
3 15 (51.72%) Data Warehouse
3 15 (51.72%) Power BI
3 15 (51.72%) SQL Server Integration Services
4 13 (44.83%) Star Schema
5 11 (37.93%) SQL Server 2008
5 11 (37.93%) SQL Server Analysis Services
6 8 (27.59%) QlikView
7 7 (24.14%) OLAP
7 7 (24.14%) Oracle OLAP
8 6 (20.69%) Azure SQL Database
8 6 (20.69%) Crystal Reports
8 6 (20.69%) MySQL
8 6 (20.69%) NoSQL
9 5 (17.24%) DTS
9 5 (17.24%) Oracle Reports
9 5 (17.24%) Relational Database
9 5 (17.24%) SQL Server 2005
9 5 (17.24%) SQL Server 2012
Development Applications
1 6 (20.69%) JIRA
2 4 (13.79%) Visual Studio
General
1 5 (17.24%) Finance
1 5 (17.24%) Retail
Job Titles
1 21 (72.41%) Developer
2 19 (65.52%) Business Intelligence Developer
3 11 (37.93%) Senior Business Intelligence Developer
3 11 (37.93%) Senior Developer
4 6 (20.69%) Senior SQL Developer
4 6 (20.69%) Senior SQL Server Developer
4 6 (20.69%) SQL BI Developer
4 6 (20.69%) SQL Developer
4 6 (20.69%) SQL Server BI Developer
4 6 (20.69%) SQL Server Developer
5 5 (17.24%) 3rd Line Support
5 5 (17.24%) Senior Software Developer
5 5 (17.24%) Software Developer
5 5 (17.24%) SSRS Developer
6 4 (13.79%) Business Developer
6 4 (13.79%) SSIS Developer
7 3 (10.34%) DBA
7 3 (10.34%) Senior DBA
7 3 (10.34%) Senior Microsoft Developer
7 3 (10.34%) Senior SQL Server DBA
Libraries, Frameworks & Software Standards
1 7 (24.14%) .NET
2 5 (17.24%) XML
3 2 (6.90%) Middleware
3 2 (6.90%) Oracle GoldenGate
Miscellaneous
1 8 (27.59%) Computer Science
2 6 (20.69%) Clustering
2 6 (20.69%) Replication
3 5 (17.24%) NHS
4 1 (3.45%) Analytical Skills
Operating Systems
1 1 (3.45%) Windows
1 1 (3.45%) Windows Server
Processes & Methodologies
1 22 (75.86%) Business Intelligence
2 18 (62.07%) Data Modelling
3 17 (58.62%) Kimball Methodology
4 16 (55.17%) Agile Software Development
5 11 (37.93%) ETL
6 7 (24.14%) ITIL
7 6 (20.69%) Analytics
7 6 (20.69%) Continuous Improvement
7 6 (20.69%) Data Analytics
7 6 (20.69%) User Stories
8 5 (17.24%) Business Analysis
8 5 (17.24%) SDLC
8 5 (17.24%) Security Management
8 5 (17.24%) Software Engineering
8 5 (17.24%) Unit Testing
9 4 (13.79%) Performance Tuning
10 3 (10.34%) Database Optimisation
11 2 (6.90%) Line Management
11 2 (6.90%) Test Planning
11 2 (6.90%) Waterfall
Programming Languages
1 25 (86.21%) SQL
2 16 (55.17%) T-SQL
3 7 (24.14%) C#
3 7 (24.14%) VB
4 1 (3.45%) PL/SQL
Qualifications
1 13 (44.83%) Degree
Quality Assurance & Compliance
1 6 (20.69%) Data Quality
Vendors
1 8 (27.59%) Oracle
1 8 (27.59%) Tableau
2 6 (20.69%) Dell
2 6 (20.69%) Microsoft
3 3 (10.34%) SAP
4 2 (6.90%) Google