The following table provides summary statistics for contract job vacancies advertised in Hertfordshire 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 3 months to 25 June 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
East of England / Hertfordshire
3 months to
25 Jun 2017
Same period 2016 Same period 2015
Rank 47 48 61
Rank change year-on-year +1 +13  
Contract jobs citing Data Modelling 13 9 13
As % of all contract IT jobs advertised in Hertfordshire 2.08% 1.40% 1.45%
As % of the Processes & Methodologies category 2.57% 1.78% 1.84%
Number of daily rates quoted 6 3 7
Median daily rate £438 £450 £400
Median daily rate % change year-on-year -2.77% +12.50%  
90% offered a daily rate of more than £325 £440 £295
10% offered a daily rate of more than £500 £470 £412
UK excluding London median daily rate £425 £438 £423
% change year-on-year -2.85% +3.55%  
Number of hourly rates quoted 1 0 2
Median hourly rate £15.00 - £50.00
UK excluding London median hourly rate £40.70 - £33.50

Data Modelling is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Hertfordshire with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Hertfordshire
Contract job vacancies with a requirement for process and methodology skills 506 507 705
As % of all contract IT job vacancies advertised in Hertfordshire 80.96% 78.60% 78.77%
Number of daily rates quoted 250 268 363
Median daily rate £425 £425 £375
Median daily rate % change year-on-year - +13.33%  
90% offered a daily rate of more than £263 £288 £290
10% offered a daily rate of more than £550 £500 £523
UK excluding London median daily rate £415 £400 £380
% change year-on-year +3.75% +5.26%  
Number of hourly rates quoted 35 17 59
Median hourly rate £17.77 £25.00 £32.50
Median hourly rate % change year-on-year -28.92% -23.07%  
90% offered a hourly rate of more than £11.83 £15.00 £10.50
10% offered a hourly rate of more than £45.00 £52.50 £47.50
UK excluding London median hourly rate £34.00 £28.50 £30.00
% change year-on-year +19.29% -5.00%  

Data Modelling
Job Vacancy Trend in Hertfordshire

The job posting trend of jobs advertised in Hertfordshire citing Data Modelling as a proportion of all contract or permanent IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for Data Modelling in Hertfordshire

Data Modelling
Contractor Daily Rate Trend in Hertfordshire

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

Contractor daily rate trend for Data Modelling in Hertfordshire

Data Modelling
Contractor Daily Rate Histogram in Hertfordshire

The daily rate distribution of IT jobs citing Data Modelling in Hertfordshire over the 3 months to 25 June 2017.

Contractor daily rate histogram for Data Modelling in Hertfordshire

Data Modelling
Contractor Hourly Rate Trend in Hertfordshire

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

Contractor hourly rate trend for Data Modelling in Hertfordshire

Data Modelling
Contract Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Data Modelling within the Hertfordshire region over the 3 months to 25 June 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
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Watford -4 5 £450 -
Welwyn Garden City - 2 - -
Hemel Hempstead - 1 - -
Stevenage - 1 - -
Data Modelling
East of England

For the 6 months to 25 June 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 Hertfordshire region with a requirement for Data Modelling.

1 7 (38.89%) SQL
2 5 (27.78%) SQL Server
2 5 (27.78%) Migration
2 5 (27.78%) Data Migration
3 4 (22.22%) Use Case
3 4 (22.22%) Requirements Management
3 4 (22.22%) Finance
3 4 (22.22%) Data Warehouse
3 4 (22.22%) ETL
4 3 (16.67%) Business Intelligence
4 3 (16.67%) .NET
4 3 (16.67%) Oracle
4 3 (16.67%) Legal
4 3 (16.67%) Scenario Testing
5 2 (11.11%) GDPR
5 2 (11.11%) Oracle Database
5 2 (11.11%) Relational Database
5 2 (11.11%) Physical Data Model
5 2 (11.11%) Qlik Sense
5 2 (11.11%) SQL Server Reporting Services
5 2 (11.11%) SQL Server Integration Services
5 2 (11.11%) Data Governance
5 2 (11.11%) Data Cleansing
5 2 (11.11%) Agile Software Development
5 2 (11.11%) Workflow
5 2 (11.11%) Law
5 2 (11.11%) Teradata
5 2 (11.11%) HTML
5 2 (11.11%) Java
5 2 (11.11%) JavaScript

Data Modelling
Co-occurring IT Skills in Hertfordshire 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 1 (5.56%) IIS
1 1 (5.56%) Tomcat
Business Applications
1 1 (5.56%) SAP HCM
Cloud Services
1 1 (5.56%) SuccessFactors
Communications & Networking
1 1 (5.56%) Internet
Database & Business Intelligence
1 5 (27.78%) SQL Server
2 4 (22.22%) Data Warehouse
3 2 (11.11%) Oracle Database
3 2 (11.11%) Qlik Sense
3 2 (11.11%) Relational Database
3 2 (11.11%) SQL Server Integration Services
3 2 (11.11%) SQL Server Reporting Services
4 1 (5.56%) Big Data
4 1 (5.56%) BusinessObjects
4 1 (5.56%) Data Lake
4 1 (5.56%) Data Mining
4 1 (5.56%) Enterprise Data Warehouse
4 1 (5.56%) Oracle Database 11g
4 1 (5.56%) Oracle ODI
4 1 (5.56%) Power BI
4 1 (5.56%) RDBMS
4 1 (5.56%) SAP Data Services
4 1 (5.56%) SQL Server 2008
4 1 (5.56%) SQL Server 2014
4 1 (5.56%) SQL Server Analysis Services
Development Applications
1 1 (5.56%) ERwin
1 1 (5.56%) Team Foundation Server
General
1 4 (22.22%) Finance
2 3 (16.67%) Legal
3 2 (11.11%) Law
Job Titles
1 8 (44.44%) Analyst
2 6 (33.33%) Business Analyst
3 5 (27.78%) Developer
4 3 (16.67%) SQL Developer
5 2 (11.11%) Architect
5 2 (11.11%) Data Business Analyst
5 2 (11.11%) Senior Developer
6 1 (5.56%) Agile Developer
6 1 (5.56%) Business Finance Analyst
6 1 (5.56%) Cloud Consultant
6 1 (5.56%) Dashboard Engineer
6 1 (5.56%) Data Migration Business Analyst
6 1 (5.56%) Finance Business Analyst
6 1 (5.56%) Migration Analyst
6 1 (5.56%) Regulatory Business Analyst
6 1 (5.56%) SAP Migration Consultant
6 1 (5.56%) Senior Agile Developer
6 1 (5.56%) Splunk Engineer
6 1 (5.56%) SQL Analyst
6 1 (5.56%) SQL Support Analyst
Libraries, Frameworks & Software Standards
1 3 (16.67%) .NET
2 2 (11.11%) HTML
3 1 (5.56%) ASP.NET
3 1 (5.56%) ASP.NET MVC
3 1 (5.56%) CSS
3 1 (5.56%) HTML5
3 1 (5.56%) JSP
3 1 (5.56%) Oracle GoldenGate
3 1 (5.56%) WCF
3 1 (5.56%) Web Services
3 1 (5.56%) XML
Miscellaneous
1 1 (5.56%) Data Centre
1 1 (5.56%) Management Information System
Operating Systems
1 1 (5.56%) Linux
1 1 (5.56%) Unix
Processes & Methodologies
1 5 (27.78%) Data Migration
1 5 (27.78%) Migration
2 4 (22.22%) ETL
2 4 (22.22%) Requirements Management
2 4 (22.22%) Use Case
3 3 (16.67%) Business Intelligence
3 3 (16.67%) Scenario Testing
4 2 (11.11%) Agile Software Development
4 2 (11.11%) Data Cleansing
4 2 (11.11%) Data Governance
4 2 (11.11%) Physical Data Model
4 2 (11.11%) Workflow
5 1 (5.56%) Compliance Management
5 1 (5.56%) Data Conversion
5 1 (5.56%) Data Deduplication
5 1 (5.56%) Data Extraction
5 1 (5.56%) Logical Data Model
5 1 (5.56%) Performance Tuning
5 1 (5.56%) Risk and Compliance Management
5 1 (5.56%) Vulnerability Management
Programming Languages
1 7 (38.89%) SQL
2 2 (11.11%) Java
2 2 (11.11%) JavaScript
2 2 (11.11%) Python
3 1 (5.56%) Perl
3 1 (5.56%) PL/SQL
3 1 (5.56%) T-SQL
Quality Assurance & Compliance
1 2 (11.11%) GDPR
2 1 (5.56%) Data Quality
2 1 (5.56%) ISO/IEC 27001
2 1 (5.56%) PCI DSS
2 1 (5.56%) QA
Systems Management
1 1 (5.56%) Data Guard
1 1 (5.56%) ThinApp
Vendors
1 3 (16.67%) Oracle
2 2 (11.11%) Microsoft
2 2 (11.11%) SAP
2 2 (11.11%) Teradata
3 1 (5.56%) IBM
3 1 (5.56%) MicroStrategy
3 1 (5.56%) Splunk
3 1 (5.56%) VMware