The following table provides summary statistics for contract job vacancies advertised in Croydon 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 24 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
London / Croydon
3 months to
24 Jun 2017
Same period 2016 Same period 2015
Rank 36 39 27
Rank change year-on-year +3 -12  
Contract jobs citing Data Modelling 6 4 4
As % of all contract IT jobs advertised in Croydon 3.09% 1.63% 2.84%
As % of the Processes & Methodologies category 3.33% 1.82% 3.05%
Number of daily rates quoted 2 1 3
Median daily rate £590 £550 £400
Median daily rate % change year-on-year +7.27% +37.50%  
90% offered a daily rate of more than £582 £550 £302
10% offered a daily rate of more than £598 £550 £500
UK excluding London median daily rate £425 £434 £423
% change year-on-year -2.01% +2.66%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
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 Croydon with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Croydon
Contract job vacancies with a requirement for process and methodology skills 180 220 131
As % of all contract IT job vacancies advertised in Croydon 92.78% 89.80% 92.91%
Number of daily rates quoted 95 149 91
Median daily rate £488 £425 £400
Median daily rate % change year-on-year +14.70% +6.25%  
90% offered a daily rate of more than £390 £325 £250
10% offered a daily rate of more than £550 £550 £522
UK excluding London median daily rate £415 £400 £380
% change year-on-year +3.75% +5.26%  
Number of hourly rates quoted 0 6 3
Median hourly rate - £21.00 £27.78
Median hourly rate % change year-on-year - -24.40%  
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 Croydon

The job posting trend of jobs advertised in Croydon 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 Croydon

Data Modelling
Contractor Daily Rate Trend in Croydon

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

Contractor daily rate trend for Data Modelling in Croydon

For the 6 months to 24 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 Croydon region with a requirement for Data Modelling.

1 4 (57.14%) Agile Software Development
2 3 (42.86%) SC Cleared
2 3 (42.86%) Security Cleared
2 3 (42.86%) SQL
2 3 (42.86%) Oracle
3 2 (28.57%) PL/SQL
3 2 (28.57%) Data Management
3 2 (28.57%) Migration
3 2 (28.57%) Stakeholder Management
3 2 (28.57%) PostgreSQL
3 2 (28.57%) Scrum
3 2 (28.57%) Oracle Reports
3 2 (28.57%) Data Warehouse
3 2 (28.57%) DV Cleared
3 2 (28.57%) Microsoft Azure
3 2 (28.57%) NoSQL
3 2 (28.57%) Data Quality
3 2 (28.57%) Analytics
3 2 (28.57%) Master Data Management
3 2 (28.57%) Performance Tuning
3 2 (28.57%) Enterprise Data Warehouse
3 2 (28.57%) Data Migration
4 1 (14.29%) Matrix Organization
4 1 (14.29%) spray
4 1 (14.29%) Business Process Mapping
4 1 (14.29%) Docker
4 1 (14.29%) Functional Programming
4 1 (14.29%) Microservices
4 1 (14.29%) Kubernetes
4 1 (14.29%) User Stories

Data Modelling
Co-occurring IT Skills in Croydon 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 (28.57%) Microsoft Azure
2 1 (14.29%) Amazon AWS
Database & Business Intelligence
1 2 (28.57%) Data Warehouse
1 2 (28.57%) Enterprise Data Warehouse
1 2 (28.57%) NoSQL
1 2 (28.57%) Oracle Reports
1 2 (28.57%) PostgreSQL
2 1 (14.29%) Big Data
2 1 (14.29%) SQL Server
2 1 (14.29%) Star Schema
Development Applications
1 1 (14.29%) Git (software)
1 1 (14.29%) Vagrant
Job Titles
1 3 (42.86%) Architect
1 3 (42.86%) Data Architect
2 2 (28.57%) Data Migration Specialist
2 2 (28.57%) Migration Specialist
2 2 (28.57%) Oracle Specialist
2 2 (28.57%) PostgreSQL Specialist
3 1 (14.29%) Agile Developer
3 1 (14.29%) Agile Java Developer
3 1 (14.29%) Analyst
3 1 (14.29%) Business Analyst
3 1 (14.29%) Developer
3 1 (14.29%) Digital Analyst
3 1 (14.29%) Digital Business Analyst
3 1 (14.29%) Enterprise Data Architect
3 1 (14.29%) Java Developer
Libraries, Frameworks & Software Standards
1 1 (14.29%) Akka
1 1 (14.29%) Node.js
1 1 (14.29%) Play Framework
1 1 (14.29%) REST
1 1 (14.29%) spray
1 1 (14.29%) Spring
1 1 (14.29%) Symfony
1 1 (14.29%) Web Services
Miscellaneous
1 1 (14.29%) iPad
Operating Systems
1 1 (14.29%) Linux
Processes & Methodologies
1 4 (57.14%) Agile Software Development
2 2 (28.57%) Analytics
2 2 (28.57%) Data Management
2 2 (28.57%) Data Migration
2 2 (28.57%) Master Data Management
2 2 (28.57%) Migration
2 2 (28.57%) Performance Tuning
2 2 (28.57%) Scrum
2 2 (28.57%) Stakeholder Management
3 1 (14.29%) Business Process Mapping
3 1 (14.29%) Data Architecture
3 1 (14.29%) Functional Programming
3 1 (14.29%) Matrix Organization
3 1 (14.29%) Microservices
3 1 (14.29%) Network Design
3 1 (14.29%) Open Source
3 1 (14.29%) TOGAF
3 1 (14.29%) User Stories
3 1 (14.29%) Waterfall
3 1 (14.29%) Zachman Framework
Programming Languages
1 3 (42.86%) SQL
2 2 (28.57%) PL/SQL
3 1 (14.29%) Java
3 1 (14.29%) PHP
3 1 (14.29%) Scala
Qualifications
1 3 (42.86%) SC Cleared
1 3 (42.86%) Security Cleared
2 2 (28.57%) DV Cleared
Quality Assurance & Compliance
1 2 (28.57%) Data Quality
System Software
1 1 (14.29%) Docker
1 1 (14.29%) VMware Workstation
Systems Management
1 1 (14.29%) Kubernetes
1 1 (14.29%) Oracle EDQ
1 1 (14.29%) Puppet
Vendors
1 3 (42.86%) Oracle
2 1 (14.29%) VMware