Period
to 22 November 2017

The following table provides summary statistics for contract job vacancies advertised in Essex 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 22 November 2017 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
6 months to
22 Nov 2017
Same period 2016 Same period 2015
Rank 91 75 74
Rank change year-on-year -16 -1 +5
Contract jobs citing Data Quality 5 7 14
As % of all contract IT jobs advertised in Essex 0.63% 0.80% 1.17%
As % of the Quality Assurance & Compliance category 6.10% 6.54% 10.53%
Number of daily rates quoted 5 7 6
Essex median daily rate £450 £450 £375
Median daily rate % change year-on-year - +20.00% -14.29%
10th Percentile £325 £353 £313
90th Percentile £568 £475 £438
East of England median daily rate £450 £425 £400
% change year-on-year +5.88% +6.25% +6.67%
Number of hourly rates quoted 0 0 2
Essex median hourly rate - - £25.69
East of England median hourly rate £34.50 £27.50 £25.69
% change year-on-year +25.45% +7.05% +16.77%

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 Essex with a requirement for quality assurance or compliance skills.

All Quality Assurance and Compliance Skills
Essex
Contract vacancies with a requirement for quality assurance or compliance skills 82 107 133
As % of all contract IT jobs advertised in Essex 10.28% 12.21% 11.11%
Number of daily rates quoted 50 77 71
Essex median daily rate £369 £325 £375
Median daily rate % change year-on-year +13.46% -13.33% -14.29%
10th Percentile £283 £198 £219
90th Percentile £576 £516 £525
East of England median daily rate £400 £375 £375
% change year-on-year +6.67% - -
Number of hourly rates quoted 21 19 25
Essex median hourly rate £26.00 £37.50 £37.50
Median hourly rate % change year-on-year -30.67% - +18.58%
10th Percentile £10.40 £31.90 £22.70
90th Percentile £41.50 £46.80 £41.80
East of England median hourly rate £22.75 £37.50 £29.00
% change year-on-year -39.33% +29.31% +5.45%

Data Quality
Job Vacancy Trend in Essex

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

Job vacancy trend for Data Quality in Essex

Data Quality
Contractor Daily Rate Trend in Essex

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

Contractor daily rate trend for Data Quality in Essex

Data Quality
Contractor Daily Rate Histogram in Essex

The daily rate distribution of IT jobs citing Data Quality in Essex over the 6 months to 22 November 2017.

Contractor daily rate histogram for Data Quality in Essex

Data Quality
Contractor Hourly Rate Trend in Essex

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

Contractor hourly rate trend for Data Quality in Essex

Data Quality
Contract Job Locations in Essex

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 Essex region over the 6 months to 22 November 2017. 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
Southend-on-Sea - 4 £400 - 1
Data Quality
East of England

For the 6 months to 22 November 2017, IT contractor 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 contract ads across the Essex region with a requirement for Data Quality.

1 4 (80.00%) Scrum
1 4 (80.00%) Agile Software Development
1 4 (80.00%) User Stories
1 4 (80.00%) Oracle
2 3 (60.00%) Data Modelling
2 3 (60.00%) ETL
3 2 (40.00%) XML Schema
3 2 (40.00%) C
3 2 (40.00%) SQL
3 2 (40.00%) J2EE
3 2 (40.00%) XML
3 2 (40.00%) XSD
3 2 (40.00%) UML
3 2 (40.00%) Data Warehouse
3 2 (40.00%) E-Commerce
3 2 (40.00%) Client/Server
3 2 (40.00%) N-Tier
3 2 (40.00%) EAI
3 2 (40.00%) Software Testing
3 2 (40.00%) ISTQB
3 2 (40.00%) JIRA
3 2 (40.00%) Selenium
3 2 (40.00%) Test Management
3 2 (40.00%) Test Scripting
3 2 (40.00%) Time Management
3 2 (40.00%) Kanban
3 2 (40.00%) Data Migration
3 2 (40.00%) Reference Data
3 2 (40.00%) Data Mapping
3 2 (40.00%) Data Architecture

Data Quality
Co-occurring IT Skills in Essex 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 (40.00%) Confluence
1 2 (40.00%) WebLogic
Database & Business Intelligence
1 2 (40.00%) Data Warehouse
1 2 (40.00%) Oracle Database
Development Applications
1 2 (40.00%) JIRA
1 2 (40.00%) PowerDesigner
1 2 (40.00%) Selenium
1 2 (40.00%) SoapUI
Job Titles
1 2 (40.00%) Analyst
1 2 (40.00%) Architect
1 2 (40.00%) Data Architect
1 2 (40.00%) Test Analyst
2 1 (20.00%) Agile Test Analyst
2 1 (20.00%) Designer
2 1 (20.00%) ETL Architect
2 1 (20.00%) Oracle Analyst
Libraries, Frameworks & Software Standards
1 2 (40.00%) J2EE
1 2 (40.00%) Middleware
1 2 (40.00%) XML
1 2 (40.00%) XML Schema
1 2 (40.00%) XSD
2 1 (20.00%) Web Services
Miscellaneous
1 2 (40.00%) Analytical Skills
1 2 (40.00%) Client/Server
1 2 (40.00%) Data Structures
1 2 (40.00%) Management Information System
1 2 (40.00%) N-Tier
1 2 (40.00%) Reference Data
Processes & Methodologies
1 4 (80.00%) Agile Software Development
1 4 (80.00%) Scrum
1 4 (80.00%) User Stories
2 3 (60.00%) Data Modelling
2 3 (60.00%) ETL
3 2 (40.00%) Acceptance Criteria
3 2 (40.00%) API Design
3 2 (40.00%) Coaching
3 2 (40.00%) Configuration Management
3 2 (40.00%) EAI
3 2 (40.00%) E-Commerce
3 2 (40.00%) Logical Data Model
3 2 (40.00%) Mentoring
3 2 (40.00%) Migration
3 2 (40.00%) People Management
3 2 (40.00%) Physical Data Model
3 2 (40.00%) Project Management
3 2 (40.00%) SDLC
3 2 (40.00%) Test Planning
3 2 (40.00%) UML
Programming Languages
1 2 (40.00%) C
1 2 (40.00%) SQL
2 1 (20.00%) Java
Qualifications
1 2 (40.00%) ISEB
1 2 (40.00%) ISTQB
Vendors
1 4 (80.00%) Oracle
2 1 (20.00%) IBM