Period
to 19 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Chester 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 19 November 2017 with a comparison to the same period in the previous 2 years.

Data Quality
Cheshire > Chester
6 months to
19 Nov 2017
Same period 2016 Same period 2015
Rank 51 39 55
Rank change year-on-year -12 +16 -2
Permanent jobs citing Data Quality 1 9 14
As % of all permanent IT jobs advertised in Chester 0.29% 3.19% 2.89%
As % of the Quality Assurance & Compliance category 2.78% 25.71% 31.82%
Number of salaries quoted 1 9 7
Chester median annual salary £42,500 £42,500 £30,500
Median salary % change year-on-year - +39.34% -6.15%
10th Percentile £41,250 £27,000 £26,150
90th Percentile £43,750 £54,750 £45,250
Cheshire median annual salary £55,000 £42,183 £40,000
% change year-on-year +30.39% +5.46% -

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 Chester with a requirement for quality assurance or compliance skills.

All Quality Assurance and Compliance Skills
Chester
Permanent vacancies with a requirement for quality assurance or compliance skills 36 35 44
As % of all permanent IT jobs advertised in Chester 10.29% 12.41% 9.09%
Number of salaries quoted 27 31 31
Chester median annual salary £40,000 £32,500 £40,000
Median salary % change year-on-year +23.08% -18.75% -5.88%
10th Percentile £35,000 £28,750 £27,500
90th Percentile £48,000 £75,000 £57,500
Cheshire median annual salary £45,000 £34,000 £39,000
% change year-on-year +32.35% -12.82% +4.00%

Data Quality
Job Vacancy Trend in Chester

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

Job vacancy trend for Data Quality in Chester

Data Quality
Salary Trend in Chester

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

Salary trend for Data Quality in Chester

For the 6 months to 19 November 2017, IT jobs citing Data Quality also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Chester region with a requirement for Data Quality.

1 1 (100.00%) SQL Server
1 1 (100.00%) Data Warehouse
1 1 (100.00%) Data Modelling
1 1 (100.00%) Data Mining
1 1 (100.00%) ETL
1 1 (100.00%) Teradata
1 1 (100.00%) Statistical Analysis
1 1 (100.00%) Relational Database

Data Quality
Co-occurring IT Skills in Chester 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 1 (100.00%) Data Mining
1 1 (100.00%) Data Warehouse
1 1 (100.00%) Relational Database
1 1 (100.00%) SQL Server
Job Titles
1 1 (100.00%) Data Warehouse Developer
1 1 (100.00%) Developer
Processes & Methodologies
1 1 (100.00%) Data Modelling
1 1 (100.00%) ETL
1 1 (100.00%) Statistical Analysis
Vendors
1 1 (100.00%) Teradata