Period
to 23 November 2017

The following table provides summary statistics for contract job vacancies advertised in Watford with a requirement for Data Modelling skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Data Modelling 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 Modelling
Hertfordshire > Watford
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 35 31 35
Rank change year-on-year -4 +4 -13
Contract jobs citing Data Modelling 16 9 2
As % of all contract IT jobs advertised in Watford 3.65% 3.10% 0.80%
As % of the Processes & Methodologies category 4.19% 4.02% 1.10%
Number of daily rates quoted 5 2 2
Watford median daily rate £450 £400 £288
Median daily rate % change year-on-year +12.50% +39.13% -14.18%
10th Percentile £281 £375 £225
90th Percentile £495 £425 £350
Hertfordshire median daily rate £438 £438 £388
% change year-on-year - +12.90% +19.23%
Number of hourly rates quoted 0 0 0
Watford median hourly rate - - -
Hertfordshire median hourly rate £15.00 - -

Data Modelling is in the Processes and Methodologies 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 process or methodology skills.

All Process and Methodology Skills
Watford
Contract vacancies with a requirement for process or methodology skills 382 224 181
As % of all contract IT jobs advertised in Watford 87.21% 77.24% 72.40%
Number of daily rates quoted 169 110 79
Watford median daily rate £425 £400 £370
Median daily rate % change year-on-year +6.25% +8.11% -1.33%
10th Percentile £224 £205 £212
90th Percentile £588 £532 £489
Hertfordshire median daily rate £400 £413 £400
% change year-on-year -3.03% +3.13% +6.67%
Number of hourly rates quoted 13 6 11
Watford median hourly rate £18.00 £14.25 £13.00
Median hourly rate % change year-on-year +26.32% +9.62% +4.00%
10th Percentile £14.45 £12.75 £8.50
90th Percentile £40.00 £15.50 £37.50
Hertfordshire median hourly rate £19.00 £32.25 £21.00
% change year-on-year -41.09% +53.57% +31.25%

Data Modelling
Job Vacancy Trend in Watford

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

Job vacancy trend for Data Modelling in Watford

Data Modelling
Contractor Daily Rate Trend in Watford

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

Contractor daily rate trend for Data Modelling in Watford

Data Modelling
Contractor Daily Rate Histogram in Watford

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

Contractor daily rate histogram for Data Modelling in Watford

For the 6 months to 23 November 2017, IT contractor jobs citing Data Modelling 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 Modelling.

1 14 (87.50%) SQL
2 10 (62.50%) ETL
3 9 (56.25%) Data Warehouse
4 8 (50.00%) Business Intelligence
4 8 (50.00%) Workflow
4 8 (50.00%) Finance
4 8 (50.00%) Power BI
5 7 (43.75%) Agile Software Development
6 6 (37.50%) Microsoft
6 6 (37.50%) Qlik Sense
7 5 (31.25%) Data Lake
7 5 (31.25%) Data Cleansing
7 5 (31.25%) SQL Server
7 5 (31.25%) T-SQL
7 5 (31.25%) SQL Server Integration Services
8 4 (25.00%) SQL Server Reporting Services
8 4 (25.00%) Workflow Management
8 4 (25.00%) Publishing
8 4 (25.00%) Python
8 4 (25.00%) Data Extraction
8 4 (25.00%) R
8 4 (25.00%) Tableau
8 4 (25.00%) Data Quality
8 4 (25.00%) Big Data
8 4 (25.00%) Data Analytics
8 4 (25.00%) Analytics
8 4 (25.00%) Alteryx
8 4 (25.00%) Dashboard Development
9 3 (18.75%) Relational Database
9 3 (18.75%) OLAP Cube

Data Modelling
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:

Application Platforms
1 2 (12.50%) WebSphere
1 2 (12.50%) WebSphere Application Server
2 1 (6.25%) Apache
2 1 (6.25%) Commerce Server
Cloud Services
1 1 (6.25%) Azure Data Factory
1 1 (6.25%) Microsoft Azure
Database & Business Intelligence
1 9 (56.25%) Data Warehouse
2 8 (50.00%) Power BI
3 6 (37.50%) Qlik Sense
4 5 (31.25%) Data Lake
4 5 (31.25%) SQL Server
4 5 (31.25%) SQL Server Integration Services
5 4 (25.00%) Big Data
5 4 (25.00%) SQL Server Reporting Services
6 3 (18.75%) OLAP
6 3 (18.75%) OLAP Cube
6 3 (18.75%) RDBMS
6 3 (18.75%) Relational Database
6 3 (18.75%) SQL Server Analysis Services
7 1 (6.25%) Azure SQL Data Warehouse
7 1 (6.25%) Oracle Database
7 1 (6.25%) Oracle Database 11g
7 1 (6.25%) Oracle ODI
7 1 (6.25%) QlikView
Development Applications
1 3 (18.75%) Visual Studio
2 2 (12.50%) Git (software)
2 2 (12.50%) Subversion
3 1 (6.25%) JIRA
3 1 (6.25%) Zephyr
General
1 8 (50.00%) Finance
2 4 (25.00%) Publishing
3 2 (12.50%) Marketing
4 1 (6.25%) Games
4 1 (6.25%) Law
4 1 (6.25%) Retail
Job Titles
1 13 (81.25%) Developer
2 5 (31.25%) Analyst
3 4 (25.00%) Business Intelligence Developer
4 3 (18.75%) Analyst Developer
4 3 (18.75%) Business Intelligence Analyst
4 3 (18.75%) Developer Analyst
5 2 (12.50%) SQL Developer
5 2 (12.50%) WebSphere Developer
6 1 (6.25%) Consultant
6 1 (6.25%) Data Analyst
6 1 (6.25%) Data Consultant
6 1 (6.25%) Data Migration Analyst
6 1 (6.25%) Data Warehouse Consultant
6 1 (6.25%) Microsoft Consultant
6 1 (6.25%) Oracle Developer
6 1 (6.25%) PL/SQL Developer
6 1 (6.25%) QA Analyst
6 1 (6.25%) QA Test Analyst
6 1 (6.25%) QA Tester
6 1 (6.25%) Test Analyst
Libraries, Frameworks & Software Standards
1 3 (18.75%) .NET
2 2 (12.50%) Ajax
2 2 (12.50%) CSS
2 2 (12.50%) EJB
2 2 (12.50%) HTML
2 2 (12.50%) J2EE
2 2 (12.50%) jQuery
2 2 (12.50%) REST
3 1 (6.25%) JPA
3 1 (6.25%) JSP
3 1 (6.25%) ODBC
3 1 (6.25%) Oracle GoldenGate
3 1 (6.25%) Spring
3 1 (6.25%) Struts
Operating Systems
1 1 (6.25%) Unix
Processes & Methodologies
1 10 (62.50%) ETL
2 8 (50.00%) Business Intelligence
2 8 (50.00%) Workflow
3 7 (43.75%) Agile Software Development
4 5 (31.25%) Data Cleansing
5 4 (25.00%) Analytics
5 4 (25.00%) Dashboard Development
5 4 (25.00%) Data Analytics
5 4 (25.00%) Data Extraction
5 4 (25.00%) Workflow Management
6 3 (18.75%) Kimball Methodology
7 2 (12.50%) Data Migration
7 2 (12.50%) Front End Development
7 2 (12.50%) Migration
7 2 (12.50%) MVC
7 2 (12.50%) Test Automation
8 1 (6.25%) Defect Management
8 1 (6.25%) DNA
8 1 (6.25%) E-Commerce
8 1 (6.25%) TDD
Programming Languages
1 14 (87.50%) SQL
2 5 (31.25%) T-SQL
3 4 (25.00%) Python
3 4 (25.00%) R
4 3 (18.75%) C#
4 3 (18.75%) VB.NET
5 1 (6.25%) Java
5 1 (6.25%) PL/SQL
Qualifications
1 1 (6.25%) ISTQB
1 1 (6.25%) ISTQB Foundation Certification
1 1 (6.25%) SC Cleared
1 1 (6.25%) Security Cleared
Quality Assurance & Compliance
1 4 (25.00%) Data Quality
2 1 (6.25%) GDPR
2 1 (6.25%) QA
Vendors
1 6 (37.50%) Microsoft
2 4 (25.00%) Alteryx
2 4 (25.00%) Tableau
3 2 (12.50%) Teradata
4 1 (6.25%) IBM
4 1 (6.25%) Oracle