Period
to 24 January 2018

The following table provides summary statistics for contract job vacancies advertised in Chester 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 24 January 2018 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
Cheshire > Chester
6 months to
24 Jan 2018
Same period 2017 Same period 2016
Rank 17 19 27
Rank change year-on-year +2 +8 -3
Contract jobs citing Data Warehouse 9 15 8
As % of all contract IT jobs advertised in Chester 5.36% 6.33% 3.11%
As % of the Database & Business Intelligence category 21.95% 21.74% 10.26%
Number of daily rates quoted 11 7 6
Chester median daily rate £400 £425 £369
Median daily rate % change year-on-year -5.88% +15.25% -26.25%
10th Percentile £343 £350 £319
90th Percentile £525 £514 £444
Cheshire median daily rate £375 £413 £375
% change year-on-year -9.09% +10.00% -12.54%
Number of hourly rates quoted 0 0 0
Chester median hourly rate - - -
Cheshire median hourly rate £27.00 - -

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 Chester with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
Chester
Contract vacancies with a requirement for database or business intelligence skills 41 69 78
As % of all contract IT jobs advertised in Chester 24.40% 29.11% 30.35%
Number of daily rates quoted 34 60 68
Chester median daily rate £345 £394 £425
Median daily rate % change year-on-year -12.38% -7.35% +6.25%
10th Percentile £258 £275 £313
90th Percentile £468 £451 £513
Cheshire median daily rate £420 £376 £400
% change year-on-year +11.85% -6.13% +18.52%
Number of hourly rates quoted 0 0 1
Chester median hourly rate - - £17.50
Cheshire median hourly rate £20.25 £21.00 £15.25
% change year-on-year -3.57% +37.70% -41.35%

Data Warehouse
Job Vacancy Trend in Chester

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

Job vacancy trend for Data Warehouse in Chester

Data Warehouse
Contractor Daily Rate Trend in Chester

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

Contractor daily rate trend for Data Warehouse in Chester

Data Warehouse
Contractor Daily Rate Histogram in Chester

The daily rate distribution of IT jobs citing Data Warehouse in Chester over the 6 months to 24 January 2018.

Contractor daily rate histogram for Data Warehouse in Chester

Data Warehouse
Contractor Hourly Rate Trend in Chester

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Data Warehouse in Chester.

Contractor hourly rate trend for Data Warehouse in Chester

For the 6 months to 24 January 2018, IT contractor jobs citing Data Warehouse also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the Chester region with a requirement for Data Warehouse.

1 7 (77.78%) Finance
2 6 (66.67%) ETL
2 6 (66.67%) Banking
3 5 (55.56%) SQL
3 5 (55.56%) Oracle
4 3 (33.33%) Linux
4 3 (33.33%) Data Modelling
4 3 (33.33%) SAS
4 3 (33.33%) Toad
4 3 (33.33%) Shell Script
4 3 (33.33%) PL/SQL
4 3 (33.33%) Agile Software Development
4 3 (33.33%) Oracle Database 11g
4 3 (33.33%) Integration Testing
4 3 (33.33%) Kanban
4 3 (33.33%) Waterfall
4 3 (33.33%) BDD
4 3 (33.33%) Oracle Database 12c
4 3 (33.33%) Oracle Database
4 3 (33.33%) System Integration Testing
4 3 (33.33%) IT Strategy
5 2 (22.22%) SDLC
5 2 (22.22%) Logical Data Model
5 2 (22.22%) Dimensional Modelling
5 2 (22.22%) IBM InfoSphere
5 2 (22.22%) Data Protection
5 2 (22.22%) Data Protection Act
5 2 (22.22%) Data Management
5 2 (22.22%) Remedy
5 2 (22.22%) DataStage

Data Warehouse
Co-occurring IT Skills in Chester 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 (33.33%) SAS
Database & Business Intelligence
1 3 (33.33%) Oracle Database
1 3 (33.33%) Oracle Database 11g
1 3 (33.33%) Oracle Database 12c
2 2 (22.22%) DataStage
2 2 (22.22%) IBM InfoSphere
3 1 (11.11%) Data Mining
3 1 (11.11%) SQL Server
Development Applications
1 3 (33.33%) Toad
General
1 7 (77.78%) Finance
2 6 (66.67%) Banking
3 1 (11.11%) Marketing
Job Titles
1 6 (66.67%) Developer
2 3 (33.33%) Oracle Developer
3 2 (22.22%) Analyst
3 2 (22.22%) DataStage Developer
4 1 (11.11%) Data Analyst
4 1 (11.11%) Data Modeller
4 1 (11.11%) Data Warehouse Analyst
4 1 (11.11%) Linux Developer
4 1 (11.11%) Linux Scripter
4 1 (11.11%) Oracle Financials Developer
4 1 (11.11%) PL/SQL Developer
4 1 (11.11%) SAS Analyst
4 1 (11.11%) SAS Developer
4 1 (11.11%) SQL Developer
4 1 (11.11%) Support Analyst
4 1 (11.11%) VBA Developer
Libraries, Frameworks & Software Standards
1 1 (11.11%) .NET
1 1 (11.11%) Ajax
1 1 (11.11%) ASP.NET
1 1 (11.11%) HTML
1 1 (11.11%) WCF
1 1 (11.11%) WPF
Miscellaneous
1 2 (22.22%) Data Protection Act
2 1 (11.11%) Mainframe
Operating Systems
1 3 (33.33%) Linux
Processes & Methodologies
1 6 (66.67%) ETL
2 3 (33.33%) Agile Software Development
2 3 (33.33%) BDD
2 3 (33.33%) Data Modelling
2 3 (33.33%) Integration Testing
2 3 (33.33%) IT Strategy
2 3 (33.33%) Kanban
2 3 (33.33%) System Integration Testing
2 3 (33.33%) Waterfall
3 2 (22.22%) Data Management
3 2 (22.22%) Data Protection
3 2 (22.22%) Dimensional Modelling
3 2 (22.22%) Logical Data Model
3 2 (22.22%) SDLC
4 1 (11.11%) Data Cleansing
4 1 (11.11%) Data Extraction
4 1 (11.11%) Data Validation
4 1 (11.11%) MVC
4 1 (11.11%) Time Management
4 1 (11.11%) Validation
Programming Languages
1 5 (55.56%) SQL
2 3 (33.33%) PL/SQL
2 3 (33.33%) Shell Script
3 1 (11.11%) C#
3 1 (11.11%) JavaScript
3 1 (11.11%) VBA
System Software
1 2 (22.22%) Tivoli Workload Scheduler
Systems Management
1 2 (22.22%) Tivoli
Vendors
1 5 (55.56%) Oracle
2 2 (22.22%) IBM
2 2 (22.22%) Remedy
3 1 (11.11%) BMC