The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for ERwin skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited ERwin over the 3 months to 29 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.

CA ERwin Data Modeler
London > City of London
3 months to
29 Jun 2017
Same period 2016 Same period 2015
Rank 168 160 199
Rank change year-on-year -8 +39  
Contract jobs citing ERwin 1 3 11
As % of all contract IT jobs advertised in the City of London 0.031% 0.090% 0.19%
As % of the Development Applications category 0.15% 0.51% 1.50%
Number of daily rates quoted 1 3 8
City of London median daily rate £450 £550 £450
Median daily rate % change year-on-year -18.18% +22.22%  
London median daily rate £450 £525 £463
% change year-on-year -14.28% +13.51%  
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
London median hourly rate - - -

ERwin is in the development application skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the City of London with a requirement for development application skills.

Contract Development Application Skills
City of London
Contract job vacancies with a requirement for development application skills 670 584 733
As % of all contract IT job vacancies advertised in the City of London 20.50% 17.47% 12.57%
Number of daily rates quoted 1280 1185 1456
City of London median daily rate £476 £463 £450
Median daily rate % change year-on-year +2.81% +2.77%  
10th Percentile £350 £319 £313
90th Percentile £613 £575 £625
London median daily rate £488 £450 £428
% change year-on-year +8.33% +5.26%  
Number of hourly rates quoted 0 0 5
City of London median hourly rate - - £45.00
London median hourly rate £40.00 £43.63 £32.50
% change year-on-year -8.30% +34.23%  

ERwin
Job Vacancy Trend in the City of London

Job postings citing ERwin as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for ERwin in the City of London

ERwin
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing ERwin in the City of London.

Contractor daily rate trend for ERwin in the City of London

For the 6 months to 29 June 2017, IT contractor jobs citing ERwin 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 City of London region with a requirement for ERwin.

1 7 (100.00%) Data Modelling
2 5 (71.43%) Data Warehouse
3 4 (57.14%) SQL
3 4 (57.14%) ETL
4 3 (42.86%) Data Analysis
4 3 (42.86%) Data Architecture
4 3 (42.86%) Talend Open Studio
4 3 (42.86%) Talend
5 2 (28.57%) Data Quality
5 2 (28.57%) AngularJS
5 2 (28.57%) Jenkins
5 2 (28.57%) Open Source
5 2 (28.57%) Node.js
5 2 (28.57%) Data Governance
5 2 (28.57%) Master Data Management
5 2 (28.57%) Metadata Management
5 2 (28.57%) Data Lineage
5 2 (28.57%) Relational Database
5 2 (28.57%) Analytical Skills
5 2 (28.57%) SonarQube
5 2 (28.57%) Hadoop
5 2 (28.57%) Amazon AWS
5 2 (28.57%) Agile Software Development
5 2 (28.57%) Data Management
5 2 (28.57%) OCPJP
5 2 (28.57%) Data Cleansing
5 2 (28.57%) Legal
5 2 (28.57%) Advertising
5 2 (28.57%) GAP Analysis
5 2 (28.57%) MVC

ERwin
Co-occurring IT Skills in the City of London 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 (14.29%) Confluence
Applications
1 1 (14.29%) Microsoft Excel
1 1 (14.29%) Microsoft Office
Cloud Services
1 2 (28.57%) Amazon AWS
Database & Business Intelligence
1 5 (71.43%) Data Warehouse
2 2 (28.57%) Hadoop
2 2 (28.57%) MySQL
2 2 (28.57%) Relational Database
2 2 (28.57%) SQL Server
3 1 (14.29%) Big Data
3 1 (14.29%) Data Lake
3 1 (14.29%) Data Mart
3 1 (14.29%) DB2
3 1 (14.29%) IBM InfoSphere
3 1 (14.29%) MarkLogic
3 1 (14.29%) RDBMS
3 1 (14.29%) SQL Server Integration Services
3 1 (14.29%) Star Schema
Development Applications
1 3 (42.86%) Talend Open Studio
2 2 (28.57%) Jenkins
2 2 (28.57%) SonarQube
3 1 (14.29%) JIRA
3 1 (14.29%) PowerBuilder
3 1 (14.29%) Toad
3 1 (14.29%) XMLSpy
General
1 2 (28.57%) Advertising
1 2 (28.57%) Legal
2 1 (14.29%) Banking
2 1 (14.29%) Finance
2 1 (14.29%) Marketing
2 1 (14.29%) Retail
Job Titles
1 3 (42.86%) Architect
1 3 (42.86%) Data Architect
1 3 (42.86%) Developer
2 2 (28.57%) Node.js Developer
3 1 (14.29%) Analyst
3 1 (14.29%) Data Analyst
3 1 (14.29%) Data Quality Analyst
3 1 (14.29%) Data Warehouse Developer
3 1 (14.29%) Designer
3 1 (14.29%) Senior Analyst
3 1 (14.29%) Senior Architect
3 1 (14.29%) Senior Data Analyst
3 1 (14.29%) Senior Data Architect
3 1 (14.29%) Senior Data Quality Analyst
3 1 (14.29%) Senior Designer
3 1 (14.29%) SQL Analyst
3 1 (14.29%) SQL Data Analyst
3 1 (14.29%) SQL Developer
Libraries, Frameworks & Software Standards
1 2 (28.57%) AngularJS
1 2 (28.57%) CSS
1 2 (28.57%) HTML
1 2 (28.57%) J2EE
1 2 (28.57%) Node.js
2 1 (14.29%) FIX Protocol
2 1 (14.29%) FpML
2 1 (14.29%) XML
Miscellaneous
1 2 (28.57%) Analytical Skills
2 1 (14.29%) Derivative
2 1 (14.29%) Equities
2 1 (14.29%) Fixed Income
2 1 (14.29%) Foreign Exchange (FX)
Operating Systems
1 2 (28.57%) Linux
1 2 (28.57%) Unix
Processes & Methodologies
1 7 (100.00%) Data Modelling
2 4 (57.14%) ETL
3 3 (42.86%) Data Analysis
3 3 (42.86%) Data Architecture
4 2 (28.57%) Agile Software Development
4 2 (28.57%) Data Cleansing
4 2 (28.57%) Data Governance
4 2 (28.57%) Data Lineage
4 2 (28.57%) Data Management
4 2 (28.57%) GAP Analysis
4 2 (28.57%) Master Data Management
4 2 (28.57%) Metadata Management
4 2 (28.57%) MVC
4 2 (28.57%) OOA/OOD
4 2 (28.57%) Open Source
4 2 (28.57%) SOA
5 1 (14.29%) Business Intelligence
5 1 (14.29%) Stakeholder Management
5 1 (14.29%) UML
5 1 (14.29%) Validation
Programming Languages
1 4 (57.14%) SQL
2 2 (28.57%) JavaScript
2 2 (28.57%) Python
3 1 (14.29%) PL/SQL
Qualifications
1 2 (28.57%) OCPJP
2 1 (14.29%) Degree
Quality Assurance & Compliance
1 2 (28.57%) Data Quality
2 1 (14.29%) GDPR
2 1 (14.29%) ISO 20022
2 1 (14.29%) MiFID
2 1 (14.29%) Solvency II
Vendors
1 3 (42.86%) Talend
2 2 (28.57%) IBM
2 2 (28.57%) Informatica
3 1 (14.29%) Ab Initio
3 1 (14.29%) CA
3 1 (14.29%) Cisco
3 1 (14.29%) Cloudera
3 1 (14.29%) Embarcadero
3 1 (14.29%) Microsoft
3 1 (14.29%) Oracle
3 1 (14.29%) Teradata