Period
to 21 February 2019

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 February 2019 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 Feb 2019
Same period 2018 Same period 2017
Rank 86 80 87
Rank change year-on-year -6 +7 -10
Contract jobs citing Data Quality 11 22 8
As % of all contract IT jobs advertised in Hertfordshire 0.80% 1.43% 0.60%
As % of the Quality Assurance & Compliance category 7.53% 11.00% 6.11%
Number of daily rates quoted 9 11 3
Hertfordshire median daily rate £550 £350 £288
Median daily rate % change year-on-year +57.14% +21.74% -32.35%
East of England median daily rate £450 £450 £463
% change year-on-year - -2.70% +15.63%
Number of hourly rates quoted 0 0 0
Hertfordshire median hourly rate - - -
East of England median hourly rate £17.38 £41.50 -
% change year-on-year -58.13% - -

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 146 200 131
As % of all contract IT jobs advertised in Hertfordshire 10.56% 12.98% 9.75%
Number of daily rates quoted 54 79 76
Hertfordshire median daily rate £375 £400 £425
Median daily rate % change year-on-year -6.25% -5.88% -
10th Percentile £173 £200 £156
90th Percentile £550 £570 £619
East of England median daily rate £418 £425 £400
% change year-on-year -1.76% +6.25% -
Number of hourly rates quoted 24 16 2
Hertfordshire median hourly rate £17.00 £15.50 £31.50
Median hourly rate % change year-on-year +9.68% -50.79% +49.98%
10th Percentile £11.60 £13.25 £20.45
90th Percentile £36.10 £83.75 £44.55
East of England median hourly rate £17.00 £26.12 £35.00
% change year-on-year -34.91% -25.38% -

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 February 2019.

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 February 2019. 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 7 £550 +28.65%
Welwyn Garden City - 2 £350 -
Ware - 1 - -
Data Quality
East of England

For the 6 months to 21 February 2019, 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 8 (72.73%) Data Modelling
2 7 (63.64%) SQL
2 7 (63.64%) Statistics
2 7 (63.64%) Analytical Skills
3 6 (54.55%) Analytical Thinking
3 6 (54.55%) Scaled Agile Framework
3 6 (54.55%) Problem-Solving
3 6 (54.55%) BDD
3 6 (54.55%) SC Cleared
3 6 (54.55%) Security Cleared
3 6 (54.55%) Test Automation
3 6 (54.55%) Data Migration
3 6 (54.55%) Migration
3 6 (54.55%) Agile Software Development
3 6 (54.55%) TDD
4 3 (27.27%) Business Intelligence
5 2 (18.18%) Change Management
5 2 (18.18%) SQL Server Analysis Services
5 2 (18.18%) SQL Server Reporting Services
5 2 (18.18%) SQL Server Integration Services
5 2 (18.18%) Data Governance
6 1 (9.09%) Process Improvement
6 1 (9.09%) Business Analytics
6 1 (9.09%) Analytics
6 1 (9.09%) Bash Shell
6 1 (9.09%) Stakeholder Engagement
6 1 (9.09%) R
6 1 (9.09%) People Management
6 1 (9.09%) Power BI
6 1 (9.09%) Incident Management

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:

Business Applications
1 1 (9.09%) Remedy ITSM
Database & Business Intelligence
1 2 (18.18%) SQL Server Analysis Services
1 2 (18.18%) SQL Server Integration Services
1 2 (18.18%) SQL Server Reporting Services
2 1 (9.09%) Data Warehouse
2 1 (9.09%) Power BI
General
1 1 (9.09%) Pharmaceutical
1 1 (9.09%) Retail
Job Titles
1 8 (72.73%) Analyst
2 7 (63.64%) Data Analyst
2 7 (63.64%) SQL Analyst
2 7 (63.64%) SQL Data Analyst
3 6 (54.55%) Analyst Developer
3 6 (54.55%) Data Migration Analyst
3 6 (54.55%) Data Migration Developer
3 6 (54.55%) Developer
3 6 (54.55%) Developer Analyst
3 6 (54.55%) Migration Analyst
3 6 (54.55%) SQL Developer
4 1 (9.09%) Architect
4 1 (9.09%) Business Analyst
4 1 (9.09%) Business Intelligence Architect
4 1 (9.09%) Business Intelligence Lead
4 1 (9.09%) Data Architect
4 1 (9.09%) Team Leader
Miscellaneous
1 7 (63.64%) Analytical Skills
2 1 (9.09%) Taxonomies
Operating Systems
1 1 (9.09%) Unix
Processes & Methodologies
1 8 (72.73%) Data Modelling
2 7 (63.64%) Statistics
3 6 (54.55%) Agile Software Development
3 6 (54.55%) Analytical Thinking
3 6 (54.55%) BDD
3 6 (54.55%) Data Migration
3 6 (54.55%) Migration
3 6 (54.55%) Problem-Solving
3 6 (54.55%) Scaled Agile Framework
3 6 (54.55%) TDD
3 6 (54.55%) Test Automation
4 3 (27.27%) Business Intelligence
5 2 (18.18%) Change Management
5 2 (18.18%) Data Governance
6 1 (9.09%) Analytics
6 1 (9.09%) Business Analytics
6 1 (9.09%) Matrix Organization
6 1 (9.09%) People Management
6 1 (9.09%) Process Improvement
6 1 (9.09%) Stakeholder Engagement
Programming Languages
1 7 (63.64%) SQL
2 1 (9.09%) Bash Shell
2 1 (9.09%) Perl
2 1 (9.09%) Python
2 1 (9.09%) R
Qualifications
1 6 (54.55%) SC Cleared
1 6 (54.55%) Security Cleared
2 1 (9.09%) ITIL Certification
Quality Assurance & Compliance
1 1 (9.09%) CDISC
1 1 (9.09%) GCP
1 1 (9.09%) QA
1 1 (9.09%) SLA
Vendors
1 1 (9.09%) Microsoft
1 1 (9.09%) Remedy