The table below looks at the statistics for Data Quality skills in IT contracts advertised for the Hertfordshire region. Included is a guide to the average contractor rates offered in IT contracts that have cited Data Quality over the 3 months to 28 August 2015 with a comparison to the same period in the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

Location
3 months to
28 Aug 2015
Same period 2014 Same period 2013
Data Quality
Rank 64 68 -
Rank change year-on-year
+4 -
Contract jobs citing Data Quality 6 4 0
As % of all contract IT jobs located in Hertfordshire 0.74% 0.51% -
As % of the Quality Assurance & Compliance category 8.45% 5.33% -
Number of daily rates quoted 3 3 0
Average daily rate
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of your Daily Rate
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£310 £210 -
Average daily rate % change year-on-year
+47.61% -
UK excluding London average daily rate £450 £415 £400
% change year-on-year
+8.43% +3.75%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £16.43 £15.00 £17.50
% change year-on-year
+9.50% -14.28%
Data Quality
East of England

The following table is for comparison with the above and provides statistics for the entire Quality Assurance & Compliance category in contract jobs advertised in the Hertfordshire region.

Quality Assurance & Compliance Category
Hertfordshire
Contract IT job ads with a match in the
Quality Assurance & Compliance category
71 75 36
As % of all contract IT jobs located in Hertfordshire 8.75% 9.49% 6.90%
Number of daily rates quoted 30 27 13
Average daily rate £310 £350 £400
Average daily rate % change year-on-year
-11.42% -12.50%
90% offered a daily rate of more than £178 £167 £305
10% offered a daily rate of more than £465 £420 £590
UK excluding London average daily rate £400 £375 £360
% change year-on-year
+6.66% +4.16%
Number of hourly rates quoted 10 4 2
Average hourly rate £22.64 £18.00 £14.28
Average hourly rate % change year-on-year
+25.76% +26.09%
90% offered a hourly rate of more than £21.00 £15.00 £12.90
10% offered a hourly rate of more than £37.50 £21.00 £15.66
UK excluding London average hourly rate £21.55 £19.50 £17.50
% change year-on-year
+10.51% +11.42%

Data Quality
Jobs Demand Trend in Hertfordshire

This chart provides a 3-month moving total of IT contractor jobs citing Data Quality across the Hertfordshire region as a proportion of the total demand within the Quality Assurance & Compliance category.

Data Quality Jobs Demand Trend in Hertfordshire

Data Quality
Daily Rate Trend in Hertfordshire

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

Data Quality Daily Rate Trend in Hertfordshire

Data Quality
Contract Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing Data Quality within the Hertfordshire region over the 3 months to 28 August 2015. 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
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Average
Daily Rate
Last 3 Months
Average Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Welwyn Garden City - 5 £310 -
Data Quality
East of England

Data Quality
Top 30 Related IT Skills in Hertfordshire

For the 6 months to 28 August 2015, IT contractor jobs across the Hertfordshire region citing Data Quality also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited Data Quality.

1 11 (91.67%) SQL
1 11 (91.67%) Oracle
1 11 (91.67%) Data Warehouse
1 11 (91.67%) ETL
2 10 (83.33%) Informatica
2 10 (83.33%) PowerCenter
2 10 (83.33%) Validation
2 10 (83.33%) Data Extraction
2 10 (83.33%) Data Transformation
2 10 (83.33%) Oracle Database
2 10 (83.33%) Performance Tuning
3 9 (75.00%) Relational Database
3 9 (75.00%) RDBMS
3 9 (75.00%) Data Mart
3 9 (75.00%) Unit Testing
3 9 (75.00%) Dimensional Modelling
3 9 (75.00%) ERwin
4 6 (50.00%) Agile Software Development
5 2 (16.67%) Business Intelligence
6 1 (8.33%) Data Governance
6 1 (8.33%) Project Governance
6 1 (8.33%) Big Data
6 1 (8.33%) Talend
6 1 (8.33%) Amazon RDS
6 1 (8.33%) Data Integration
6 1 (8.33%) Data Architecture
6 1 (8.33%) Talend Open Studio
6 1 (8.33%) Microsoft Azure
6 1 (8.33%) Amazon AWS
6 1 (8.33%) Data Management

Data Quality
Top Related IT Skills in Hertfordshire by Category

For the 6 months to 28 August 2015, IT contractor jobs across the Hertfordshire region citing Data Quality also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited Data Quality. Up to 20 skills are shown per category.

Cloud Services
1 1 (8.33%) Microsoft Azure
1 1 (8.33%) Amazon AWS
Database & Business Intelligence
1 11 (91.67%) Data Warehouse
2 10 (83.33%) Oracle Database
2 10 (83.33%) PowerCenter
3 9 (75.00%) Data Mart
3 9 (75.00%) Relational Database
3 9 (75.00%) RDBMS
4 1 (8.33%) Amazon Redshift
4 1 (8.33%) Big Data
4 1 (8.33%) Amazon RDS
4 1 (8.33%) SQL Server
Development Applications
1 9 (75.00%) ERwin
2 1 (8.33%) Talend Open Studio
General
1 1 (8.33%) Advertising
Job Titles
1 10 (83.33%) Developer
1 10 (83.33%) Informatica Developer
2 4 (33.33%) Oracle Developer
3 2 (16.67%) ETL Developer
3 2 (16.67%) Informatica ETL Developer
4 1 (8.33%) Business Intelligence Project Manager
4 1 (8.33%) Project Manager
4 1 (8.33%) Business Project Manager
4 1 (8.33%) Business Manager
4 1 (8.33%) Business Intelligence Manager
4 1 (8.33%) Data Warehouse Developer
4 1 (8.33%) Delivery Manager
4 1 (8.33%) Analyst
4 1 (8.33%) Delivery Project Manager
4 1 (8.33%) Data Analyst
Libraries, Frameworks & Software Standards
1 1 (8.33%) Web Services
Miscellaneous
1 10 (83.33%) Data Extraction
2 1 (8.33%) Data Integration
2 1 (8.33%) Data Protection Act
Operating Systems
1 1 (8.33%) UNIX
1 1 (8.33%) Windows
1 1 (8.33%) Linux
Processes & Methodologies
1 11 (91.67%) ETL
2 10 (83.33%) Validation
2 10 (83.33%) Data Transformation
2 10 (83.33%) Performance Tuning
3 9 (75.00%) Unit Testing
3 9 (75.00%) Dimensional Modelling
4 6 (50.00%) Agile Software Development
5 2 (16.67%) Business Intelligence
6 1 (8.33%) ERP
6 1 (8.33%) Data Modelling
6 1 (8.33%) Data Management
6 1 (8.33%) Release Management
6 1 (8.33%) Migration
6 1 (8.33%) Data Migration
6 1 (8.33%) Data Protection
6 1 (8.33%) Data Architecture
6 1 (8.33%) Data Governance
6 1 (8.33%) Project Governance
6 1 (8.33%) SDLC
Programming Languages
1 11 (91.67%) SQL
Quality Assurance & Compliance
1 1 (8.33%) QA
Vendors
1 11 (91.67%) Oracle
2 10 (83.33%) Informatica
3 1 (8.33%) Talend