Period
to 21 April 2018

The following table provides summary statistics for contract job vacancies advertised in Hertfordshire with a requirement for Data Quality skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Data Quality over the 6 months to 21 April 2018 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 Quality
East of England > Hertfordshire
6 months to
21 Apr 2018
Same period 2017 Same period 2016
Rank 85 85 76
Rank change year-on-year 0 -9 +8
Contract jobs citing Data Quality 13 5 12
As % of all contract IT jobs advertised in Hertfordshire 0.88% 0.41% 0.87%
As % of the Quality Assurance & Compliance category 7.60% 4.17% 7.50%
Number of daily rates quoted 7 1 14
Hertfordshire median daily rate £350 £300 £425
Median daily rate % change year-on-year +16.67% -29.41% +18.06%
East of England median daily rate £450 £425 £406
% change year-on-year +5.88% +4.62% +1.56%
Number of hourly rates quoted 0 0 0
Hertfordshire median hourly rate - - -
East of England median hourly rate £22.50 - £16.75

Data Quality is in the Quality Assurance and Compliance category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Hertfordshire with a requirement for quality assurance or compliance skills.

All Quality Assurance and Compliance Skills
Hertfordshire
Contract vacancies with a requirement for quality assurance or compliance skills 171 120 160
As % of all contract IT jobs advertised in Hertfordshire 11.64% 9.83% 11.61%
Number of daily rates quoted 83 57 76
Hertfordshire median daily rate £370 £450 £425
Median daily rate % change year-on-year -17.78% +5.88% +19.72%
10th Percentile £165 £150 £256
90th Percentile £537 £619 £538
East of England median daily rate £425 £400 £413
% change year-on-year +6.25% -3.03% +9.27%
Number of hourly rates quoted 11 3 12
Hertfordshire median hourly rate £15.50 £18.00 £21.50
Median hourly rate % change year-on-year -13.89% -16.28% +26.47%
10th Percentile £12.50 £12.48 £13.13
90th Percentile £105.00 £18.00 £44.95
East of England median hourly rate £21.21 £19.90 £25.00
% change year-on-year +6.56% -20.40% -

Data Quality
Job Vacancy Trend in Hertfordshire

Job postings citing Data Quality as a percentage of all IT jobs advertised in Hertfordshire.

Job vacancy trend for Data Quality in Hertfordshire

Data Quality
Contractor Daily Rate Trend in Hertfordshire

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

Contractor daily rate trend for Data Quality in Hertfordshire

Data Quality
Contractor Daily Rate Histogram in Hertfordshire

The daily rate distribution of IT jobs citing Data Quality in Hertfordshire over the 6 months to 21 April 2018.

Contractor daily rate histogram for Data Quality in Hertfordshire

Data Quality
Contractor Hourly Rate Trend in Hertfordshire

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

Contractor hourly rate trend for Data Quality in Hertfordshire

Data Quality
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 Quality within the Hertfordshire region over the 6 months to 21 April 2018. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Watford - 8 £255 - 1
Hatfield - 2 £350 -
Stevenage - 2 £375 - 1
Data Quality
East of England

For the 6 months to 21 April 2018, IT contractor jobs citing Data Quality also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the Hertfordshire region with a requirement for Data Quality.

1 7 (53.85%) Finance
1 7 (53.85%) SQL
2 6 (46.15%) Data Analysis
3 5 (38.46%) SQL Server
3 5 (38.46%) Microsoft
3 5 (38.46%) Analytical Skills
4 4 (30.77%) Business Intelligence
4 4 (30.77%) SAP
5 3 (23.08%) E-Commerce
5 3 (23.08%) ETL
5 3 (23.08%) Stakeholder Management
5 3 (23.08%) Retail
5 3 (23.08%) Visualisation
5 3 (23.08%) Tableau
5 3 (23.08%) Analytics
5 3 (23.08%) Power BI
6 2 (15.38%) Customer Requirements
6 2 (15.38%) Validation
6 2 (15.38%) Confluence
6 2 (15.38%) SQL Server 2012
6 2 (15.38%) SQL Server Reporting Services
6 2 (15.38%) R
6 2 (15.38%) Data Visualisation
6 2 (15.38%) Logistics
6 2 (15.38%) Dynamics NAV
6 2 (15.38%) Marketing
6 2 (15.38%) JIRA
6 2 (15.38%) Data Extraction
6 2 (15.38%) Management Information System
6 2 (15.38%) BusinessObjects

Data Quality
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 2 (15.38%) Confluence
2 1 (7.69%) Apache Pig
2 1 (7.69%) Apache Spark
Applications
1 1 (7.69%) Microsoft Excel
Business Applications
1 2 (15.38%) Dynamics NAV
Database & Business Intelligence
1 5 (38.46%) SQL Server
2 3 (23.08%) Power BI
3 2 (15.38%) BusinessObjects
3 2 (15.38%) Data Warehouse
3 2 (15.38%) SQL Server 2012
3 2 (15.38%) SQL Server Reporting Services
4 1 (7.69%) Apache Hive
4 1 (7.69%) Big Data
4 1 (7.69%) Hadoop
4 1 (7.69%) Qlik Sense
Development Applications
1 2 (15.38%) JIRA
2 1 (7.69%) Git (software)
General
1 7 (53.85%) Finance
2 3 (23.08%) Retail
3 2 (15.38%) Marketing
4 1 (7.69%) Legal
4 1 (7.69%) Manufacturing
4 1 (7.69%) Publishing
Job Titles
1 9 (69.23%) Analyst
2 5 (38.46%) Data Analyst
3 3 (23.08%) Business Analyst
3 3 (23.08%) Developer
4 2 (15.38%) Analyst Developer
4 2 (15.38%) Business Developer
4 2 (15.38%) Business Intelligence Analyst
4 2 (15.38%) Business Intelligence Business Analyst
4 2 (15.38%) Business Intelligence Developer
4 2 (15.38%) Data Quality Analyst
4 2 (15.38%) Master Data Analyst
4 2 (15.38%) Project Manager
4 2 (15.38%) Quality Analyst
4 2 (15.38%) Senior Analyst
4 2 (15.38%) Senior Systems Analyst
4 2 (15.38%) Systems Analyst
5 1 (7.69%) Data Business Analyst
5 1 (7.69%) Data Scientist
5 1 (7.69%) Data Warehouse Business Analyst
5 1 (7.69%) SAP Master Data Analyst
Libraries, Frameworks & Software Standards
1 1 (7.69%) Deeplearning4j
1 1 (7.69%) MXNet
1 1 (7.69%) Natural Language Processing
1 1 (7.69%) TensorFlow
1 1 (7.69%) Theano
Miscellaneous
1 5 (38.46%) Analytical Skills
2 2 (15.38%) Management Information System
Processes & Methodologies
1 6 (46.15%) Data Analysis
2 4 (30.77%) Business Intelligence
3 3 (23.08%) Analytics
3 3 (23.08%) E-Commerce
3 3 (23.08%) ETL
3 3 (23.08%) Stakeholder Management
3 3 (23.08%) Visualisation
4 2 (15.38%) Customer Requirements
4 2 (15.38%) Data Extraction
4 2 (15.38%) Data Modelling
4 2 (15.38%) Data Visualisation
4 2 (15.38%) ERP
4 2 (15.38%) Logistics
4 2 (15.38%) Validation
5 1 (7.69%) Agile Software Development
5 1 (7.69%) Artificial Intelligence
5 1 (7.69%) Mathematics
5 1 (7.69%) Neural Network
5 1 (7.69%) Workflow
5 1 (7.69%) Workflow Management
Programming Languages
1 7 (53.85%) SQL
2 2 (15.38%) Python
2 2 (15.38%) R
3 1 (7.69%) Java
3 1 (7.69%) Scala
Qualifications
1 1 (7.69%) ISEB
Quality Assurance & Compliance
1 1 (7.69%) SLA
Vendors
1 5 (38.46%) Microsoft
2 4 (30.77%) SAP
3 3 (23.08%) Tableau
4 1 (7.69%) Alteryx
4 1 (7.69%) Embarcadero