Period
to 11 December 2018

The following table provides summary statistics for permanent job vacancies advertised in Hertfordshire with a requirement for Data Quality skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Data Quality over the 6 months to 11 December 2018 with a comparison to the same period in the previous 2 years.

Data Quality
East of England > Hertfordshire
6 months to
11 Dec 2018
Same period 2017 Same period 2016
Rank 132 204 192
Rank change year-on-year +72 -12 +18
Permanent jobs citing Data Quality 69 20 27
As % of all permanent IT jobs advertised in Hertfordshire 1.78% 0.45% 0.61%
As % of the Quality Assurance & Compliance category 14.84% 3.65% 4.19%
Number of salaries quoted 63 20 19
Hertfordshire median annual salary £65,000 £35,000 £47,500
Median salary % change year-on-year +85.71% -26.32% +35.71%
10th Percentile £52,500 £21,250 £38,750
90th Percentile £92,500 £46,500 £74,000
East of England median annual salary £65,000 £40,000 £47,500
% change year-on-year +62.50% -15.79% +35.71%

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 permanent job vacancies advertised in Hertfordshire with a requirement for quality assurance or compliance skills.

All Quality Assurance and Compliance Skills
Hertfordshire
Permanent vacancies with a requirement for quality assurance or compliance skills 465 548 645
As % of all permanent IT jobs advertised in Hertfordshire 12.02% 12.31% 14.47%
Number of salaries quoted 350 453 518
Hertfordshire median annual salary £52,500 £45,000 £45,000
Median salary % change year-on-year +16.67% - -
10th Percentile £26,250 £24,050 £25,000
90th Percentile £80,000 £67,500 £65,000
East of England median annual salary £45,000 £45,000 £45,000

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
Salary Trend in Hertfordshire

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Data Quality in Hertfordshire.

Salary trend for Data Quality in Hertfordshire

Data Quality
Salary Histogram in Hertfordshire

The salary distribution of IT jobs citing Data Quality in Hertfordshire over the 6 months to 11 December 2018.

Salary histogram for Data Quality in Hertfordshire

Data Quality
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Data Quality within the Hertfordshire region over the 6 months to 11 December 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Watford +48 62 £65,000 +44.44% 2
Welwyn Garden City - 5 £65,000 -
Borehamwood - 1 £50,000 -
Stevenage - 1 £47,500 -
Data Quality
East of England

For the 6 months to 11 December 2018, IT 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 permanent job ads across the Hertfordshire region with a requirement for Data Quality.

1 60 (86.96%) Migration
2 58 (84.06%) Analytical Skills
3 56 (81.16%) Security Cleared
3 56 (81.16%) Data Migration
4 53 (76.81%) Problem-Solving
5 50 (72.46%) SC Cleared
5 50 (72.46%) ETL
6 42 (60.87%) SQL
7 38 (55.07%) SQL Server
8 37 (53.62%) XML
8 37 (53.62%) C#
8 37 (53.62%) Reference Data
9 34 (49.28%) Data Analysis
10 31 (44.93%) PostgreSQL
11 29 (42.03%) Master Data Management
12 28 (40.58%) Data Mapping
13 27 (39.13%) Agile Software Development
13 27 (39.13%) TDD
13 27 (39.13%) Test Automation
13 27 (39.13%) BDD
13 27 (39.13%) PL/SQL
13 27 (39.13%) Oracle
13 27 (39.13%) Scaled Agile Framework
14 25 (36.23%) JSON
15 21 (30.43%) SQL Server Reporting Services
15 21 (30.43%) T-SQL
16 15 (21.74%) SQL Server Integration Services
16 15 (21.74%) Subversion
16 15 (21.74%) JIRA
16 15 (21.74%) Talend

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:

Database & Business Intelligence
1 38 (55.07%) SQL Server
2 31 (44.93%) PostgreSQL
3 21 (30.43%) SQL Server Reporting Services
4 15 (21.74%) SQL Server 2016
4 15 (21.74%) SQL Server Integration Services
5 7 (10.14%) Data Warehouse
6 1 (1.45%) Power BI
Development Applications
1 15 (21.74%) JIRA
1 15 (21.74%) Subversion
2 5 (7.25%) ER Studio
General
1 1 (1.45%) Finance
Job Titles
1 27 (39.13%) Data Migration Developer
1 27 (39.13%) Developer
2 21 (30.43%) ETL Developer
2 21 (30.43%) Oracle Developer
2 21 (30.43%) Oracle ETL Developer
2 21 (30.43%) PostgreSQL Developer
2 21 (30.43%) SQL Developer
2 21 (30.43%) SQL Server Developer
3 19 (27.54%) Consultant
3 19 (27.54%) Data Consultant
3 19 (27.54%) Data Migration Consultant
3 19 (27.54%) Data Migration Lead
3 19 (27.54%) Migration Consultant
4 15 (21.74%) Architect
4 15 (21.74%) Data Architect
5 10 (14.49%) Data Migration Architect
5 10 (14.49%) Migration Architect
6 7 (10.14%) Analyst
7 5 (7.25%) Data Analyst
7 5 (7.25%) Data Modeller
Libraries, Frameworks & Software Standards
1 37 (53.62%) XML
2 25 (36.23%) JSON
3 10 (14.49%) RESTful
3 10 (14.49%) XSD
Miscellaneous
1 58 (84.06%) Analytical Skills
2 37 (53.62%) Reference Data
3 1 (1.45%) Data Structures
3 1 (1.45%) Management Information System
Processes & Methodologies
1 60 (86.96%) Migration
2 56 (81.16%) Data Migration
3 53 (76.81%) Problem-Solving
4 50 (72.46%) ETL
5 34 (49.28%) Data Analysis
6 29 (42.03%) Master Data Management
7 28 (40.58%) Data Mapping
8 27 (39.13%) Agile Software Development
8 27 (39.13%) BDD
8 27 (39.13%) Scaled Agile Framework
8 27 (39.13%) TDD
8 27 (39.13%) Test Automation
9 10 (14.49%) Data Management
9 10 (14.49%) Reference Data Management
10 7 (10.14%) Data Governance
10 7 (10.14%) Data Lineage
10 7 (10.14%) Workshop Facilitation
11 6 (8.70%) Database Tuning
12 5 (7.25%) Business Analysis
12 5 (7.25%) Reverse Engineering
Programming Languages
1 42 (60.87%) SQL
2 37 (53.62%) C#
3 27 (39.13%) PL/SQL
4 21 (30.43%) T-SQL
5 10 (14.49%) C++
5 10 (14.49%) VBA
Qualifications
1 56 (81.16%) Security Cleared
2 50 (72.46%) SC Cleared
Quality Assurance & Compliance
1 1 (1.45%) GDPR
Vendors
1 27 (39.13%) Oracle
2 15 (21.74%) Talend
3 1 (1.45%) Microsoft