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 29 March 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
29 Mar 2017
Same period 2016 Same period 2015
Rank 25 37 19
Rank change year-on-year +12 -18  
Contract jobs citing Data Modelling 3 2 5
As % of all contract IT jobs advertised in Croydon 1.82% 0.74% 4.31%
As % of the Processes & Methodologies category 2.19% 0.81% 4.90%
Number of daily rates quoted 0 2 3
Median daily rate - £518 £425
Median daily rate % change year-on-year - +21.76%  
UK excluding London median daily rate £425 £450 £425
% change year-on-year -5.55% +5.88%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £38.37 £49.82 £40.00
% change year-on-year -22.98% +24.55%  

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 137 246 102
As % of all contract IT job vacancies advertised in Croydon 83.03% 91.11% 87.93%
Number of daily rates quoted 87 209 85
Median daily rate £450 £425 £425
Median daily rate % change year-on-year +5.88% -  
90% offered a daily rate of more than £350 £323 £300
10% offered a daily rate of more than £650 £550 £500
UK excluding London median daily rate £410 £400 £396
% change year-on-year +2.50% +1.01%  
Number of hourly rates quoted 0 4 1
Median hourly rate - £21.00 £40.00
Median hourly rate % change year-on-year - -47.50%  
UK excluding London median hourly rate £35.75 £38.50 £30.00
% change year-on-year -7.14% +28.33%  

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 29 March 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 6 (75.00%) Oracle
1 6 (75.00%) SC Cleared
1 6 (75.00%) Security Cleared
2 5 (62.50%) Agile Software Development
2 5 (62.50%) Oracle Reports
3 4 (50.00%) ETL
3 4 (50.00%) DV Cleared
3 4 (50.00%) Big Data
4 3 (37.50%) Data Visualisation
4 3 (37.50%) Data Quality
4 3 (37.50%) Data Transformation
4 3 (37.50%) Visualisation
4 3 (37.50%) Data Guard
4 3 (37.50%) Oracle Database
4 3 (37.50%) Oracle GoldenGate
4 3 (37.50%) Oracle Streams
4 3 (37.50%) Replication
4 3 (37.50%) SQL
4 3 (37.50%) PostgreSQL
4 3 (37.50%) Sybase
5 2 (25.00%) PL/SQL
5 2 (25.00%) Scrum
5 2 (25.00%) Migration
5 2 (25.00%) Stakeholder Management
5 2 (25.00%) Business Analysis
5 2 (25.00%) Data Migration
5 2 (25.00%) Waterfall
5 2 (25.00%) Performance Tuning
6 1 (12.50%) Amazon Redshift
6 1 (12.50%) Business Process Mapping

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:

Application Platforms
1 1 (12.50%) Apache Spark
Cloud Services
1 1 (12.50%) Amazon AWS
Database & Business Intelligence
1 5 (62.50%) Oracle Reports
2 4 (50.00%) Big Data
3 3 (37.50%) Oracle Database
3 3 (37.50%) PostgreSQL
4 1 (12.50%) Amazon Redshift
4 1 (12.50%) Data Warehouse
4 1 (12.50%) Hadoop
4 1 (12.50%) Oracle ODI
4 1 (12.50%) Pentaho
Development Applications
1 1 (12.50%) Talend Open Studio
Job Titles
1 4 (50.00%) Consultant
2 3 (37.50%) Oracle Consultant
3 2 (25.00%) Analyst
3 2 (25.00%) Business Analyst
3 2 (25.00%) Data Migration Specialist
3 2 (25.00%) DBA
3 2 (25.00%) Migration Specialist
3 2 (25.00%) Oracle DBA
3 2 (25.00%) Oracle Specialist
3 2 (25.00%) PostgreSQL Specialist
3 2 (25.00%) SC Cleared DBA
4 1 (12.50%) Big Data Consultant
4 1 (12.50%) Digital Analyst
4 1 (12.50%) Digital Business Analyst
4 1 (12.50%) Insurance Business Analyst
Libraries, Frameworks & Software Standards
1 3 (37.50%) Oracle GoldenGate
1 3 (37.50%) Oracle Streams
2 1 (12.50%) Kafka
Miscellaneous
1 3 (37.50%) Replication
2 1 (12.50%) iPad
Processes & Methodologies
1 5 (62.50%) Agile Software Development
2 4 (50.00%) ETL
3 3 (37.50%) Data Transformation
3 3 (37.50%) Data Visualisation
3 3 (37.50%) Visualisation
4 2 (25.00%) Business Analysis
4 2 (25.00%) Data Migration
4 2 (25.00%) Migration
4 2 (25.00%) Performance Tuning
4 2 (25.00%) Scrum
4 2 (25.00%) Stakeholder Management
4 2 (25.00%) Waterfall
5 1 (12.50%) Business Transformation
5 1 (12.50%) Continuous Integration
5 1 (12.50%) Data Management
5 1 (12.50%) Inmon Methodology
5 1 (12.50%) Kimball Methodology
5 1 (12.50%) Unit Testing
5 1 (12.50%) Use Case
5 1 (12.50%) User Stories
Programming Languages
1 3 (37.50%) SQL
2 2 (25.00%) PL/SQL
3 1 (12.50%) Java
3 1 (12.50%) Scala
Qualifications
1 6 (75.00%) SC Cleared
1 6 (75.00%) Security Cleared
2 4 (50.00%) DV Cleared
Quality Assurance & Compliance
1 3 (37.50%) Data Quality
System Software
1 1 (12.50%) HDFS
Systems Management
1 3 (37.50%) Data Guard
2 1 (12.50%) Hadoop YARN
Vendors
1 6 (75.00%) Oracle
2 3 (37.50%) Sybase
3 1 (12.50%) Informatica
3 1 (12.50%) Talend
3 1 (12.50%) Teradata