Period
to 23 November 2017

The following table provides summary statistics for contract job vacancies advertised in Watford with a requirement for Data Warehouse skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Data Warehouse over the 6 months to 23 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.

Data Warehousing
Hertfordshire > Watford
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 35 31 32
Rank change year-on-year -4 +1 -3
Contract jobs citing Data Warehouse 16 9 5
As % of all contract IT jobs advertised in Watford 3.65% 3.10% 2.00%
As % of the Database & Business Intelligence category 13.91% 12.86% 9.43%
Number of daily rates quoted 24 2 0
Watford median daily rate £318 £395 -
Median daily rate % change year-on-year -19.62% - -
Hertfordshire median daily rate £335 £350 £350
% change year-on-year -4.29% - +1.45%
Number of hourly rates quoted 0 0 0
Watford median hourly rate - - -
Hertfordshire median hourly rate - - -

Data Warehouse 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 Watford with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
Watford
Contract vacancies with a requirement for database or business intelligence skills 115 70 53
As % of all contract IT jobs advertised in Watford 26.26% 24.14% 21.20%
Number of daily rates quoted 58 25 10
Watford median daily rate £425 £400 £375
Median daily rate % change year-on-year +6.25% +6.67% -3.23%
10th Percentile £300 £228 £325
90th Percentile £583 £538 £425
Hertfordshire median daily rate £419 £400 £375
% change year-on-year +4.69% +6.67% +5.63%
Number of hourly rates quoted 3 0 0
Watford median hourly rate £19.00 - -
Hertfordshire median hourly rate £18.25 £28.54 £15.00
% change year-on-year -36.05% +90.27% -25.00%

Data Warehouse
Job Vacancy Trend in Watford

Job postings citing Data Warehouse as a percentage of all IT jobs advertised in Watford.

Job vacancy trend for Data Warehouse in Watford

Data Warehouse
Contractor Daily Rate Trend in Watford

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Data Warehouse in Watford.

Contractor daily rate trend for Data Warehouse in Watford

Data Warehouse
Contractor Daily Rate Histogram in Watford

The daily rate distribution of IT jobs citing Data Warehouse in Watford over the 6 months to 23 November 2017.

Contractor daily rate histogram for Data Warehouse in Watford

For the 6 months to 23 November 2017, IT contractor jobs citing Data Warehouse 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 Watford region with a requirement for Data Warehouse.

1 14 (87.50%) Business Intelligence
2 12 (75.00%) Finance
3 10 (62.50%) Agile Software Development
3 10 (62.50%) SQL
3 10 (62.50%) SQL Server Integration Services
4 9 (56.25%) SQL Server
4 9 (56.25%) Data Modelling
5 8 (50.00%) ETL
5 8 (50.00%) SQL Server Reporting Services
5 8 (50.00%) Power BI
6 7 (43.75%) SQL Server Analysis Services
6 7 (43.75%) C#
6 7 (43.75%) Microsoft
6 7 (43.75%) Workflow
7 6 (37.50%) Data Lake
8 5 (31.25%) T-SQL
9 4 (25.00%) Python
9 4 (25.00%) Publishing
9 4 (25.00%) Data Cleansing
9 4 (25.00%) Data Extraction
9 4 (25.00%) Workflow Management
9 4 (25.00%) Data Quality
9 4 (25.00%) Big Data
9 4 (25.00%) Data Analytics
9 4 (25.00%) Analytics
9 4 (25.00%) Alteryx
9 4 (25.00%) Performance Tuning
9 4 (25.00%) R
9 4 (25.00%) Tableau
9 4 (25.00%) Dashboard Development

Data Warehouse
Co-occurring IT Skills in Watford 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:

Cloud Services
1 2 (12.50%) Azure Data Factory
1 2 (12.50%) Microsoft Azure
Database & Business Intelligence
1 10 (62.50%) SQL Server Integration Services
2 9 (56.25%) SQL Server
3 8 (50.00%) Power BI
3 8 (50.00%) SQL Server Reporting Services
4 7 (43.75%) SQL Server Analysis Services
5 6 (37.50%) Data Lake
6 4 (25.00%) Big Data
6 4 (25.00%) Qlik Sense
7 3 (18.75%) OLAP
7 3 (18.75%) OLAP Cube
7 3 (18.75%) RDBMS
7 3 (18.75%) Relational Database
8 2 (12.50%) Azure SQL Data Warehouse
9 1 (6.25%) QlikView
Development Applications
1 3 (18.75%) Visual Studio
General
1 12 (75.00%) Finance
2 4 (25.00%) Publishing
Job Titles
1 12 (75.00%) Developer
2 8 (50.00%) Business Intelligence Developer
3 4 (25.00%) C# Developer
3 4 (25.00%) SQL BI Developer
3 4 (25.00%) SQL Developer
3 4 (25.00%) SQL Server BI Developer
3 4 (25.00%) SQL Server Developer
3 4 (25.00%) SSAS Developer
3 4 (25.00%) SSIS Developer
3 4 (25.00%) SSRS Developer
4 3 (18.75%) Analyst
4 3 (18.75%) Analyst Developer
4 3 (18.75%) Business Intelligence Analyst
4 3 (18.75%) Developer Analyst
5 2 (12.50%) Consultant
5 2 (12.50%) Data Consultant
5 2 (12.50%) Data Warehouse Consultant
5 2 (12.50%) Microsoft Consultant
6 1 (6.25%) Senior Test Engineer
6 1 (6.25%) Test Engineer
Libraries, Frameworks & Software Standards
1 3 (18.75%) .NET
Miscellaneous
1 4 (25.00%) Greenfield Project
2 1 (6.25%) Blog
Processes & Methodologies
1 14 (87.50%) Business Intelligence
2 10 (62.50%) Agile Software Development
3 9 (56.25%) Data Modelling
4 8 (50.00%) ETL
5 7 (43.75%) Workflow
6 4 (25.00%) Analytics
6 4 (25.00%) Dashboard Development
6 4 (25.00%) Data Analytics
6 4 (25.00%) Data Cleansing
6 4 (25.00%) Data Extraction
6 4 (25.00%) Performance Tuning
6 4 (25.00%) Workflow Management
7 3 (18.75%) Kimball Methodology
8 2 (12.50%) Scrum
9 1 (6.25%) BDD
9 1 (6.25%) Continuous Integration
9 1 (6.25%) Data Analysis
9 1 (6.25%) TDD
9 1 (6.25%) Test Automation
9 1 (6.25%) Test Strategy
Programming Languages
1 10 (62.50%) SQL
2 7 (43.75%) C#
3 5 (31.25%) T-SQL
4 4 (25.00%) Python
4 4 (25.00%) R
5 3 (18.75%) VB.NET
6 1 (6.25%) Java
6 1 (6.25%) U-SQL
Quality Assurance & Compliance
1 4 (25.00%) Data Quality
Vendors
1 7 (43.75%) Microsoft
2 4 (25.00%) Alteryx
2 4 (25.00%) Tableau
3 1 (6.25%) Oracle
3 1 (6.25%) Teradata