Period
to 21 November 2017

The following table provides summary statistics for contract job vacancies advertised in Glasgow 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 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
Scotland > Glasgow
6 months to
21 Nov 2017
Same period 2016 Same period 2015
Rank 86 73 83
Rank change year-on-year -13 +10 +1
Contract jobs citing Data Quality 10 12 19
As % of all contract IT jobs advertised in Glasgow 0.77% 1.08% 1.12%
As % of the Quality Assurance & Compliance category 5.43% 9.09% 9.00%
Number of daily rates quoted 7 6 4
Glasgow median daily rate £375 £400 £350
Median daily rate % change year-on-year -6.25% +14.29% -6.67%
10th Percentile £328 £275 £308
90th Percentile £560 £438 £428
Scotland median daily rate £400 £400 £400
Number of hourly rates quoted 0 2 0
Glasgow median hourly rate - £38.00 -
Scotland median hourly rate £12.50 £38.00 -
% change year-on-year -67.11% - -

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 Glasgow with a requirement for quality assurance or compliance skills.

All Quality Assurance and Compliance Skills
Glasgow
Contract vacancies with a requirement for quality assurance or compliance skills 184 132 211
As % of all contract IT jobs advertised in Glasgow 14.15% 11.83% 12.42%
Number of daily rates quoted 99 72 107
Glasgow median daily rate £350 £375 £330
Median daily rate % change year-on-year -6.67% +13.64% -8.33%
10th Percentile £206 £113 £188
90th Percentile £480 £475 £475
Scotland median daily rate £375 £360 £338
% change year-on-year +4.17% +6.67% -10.00%
Number of hourly rates quoted 12 5 3
Glasgow median hourly rate £14.12 £38.00 £16.50
Median hourly rate % change year-on-year -62.84% +130.30% -49.83%
10th Percentile £13.08 £14.00 £13.55
90th Percentile £24.50 £45.20 £20.85
Scotland median hourly rate £18.63 £25.00 £32.50
% change year-on-year -25.50% -23.08% +54.76%

Data Quality
Job Vacancy Trend in Glasgow

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

Job vacancy trend for Data Quality in Glasgow

Data Quality
Contractor Daily Rate Trend in Glasgow

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

Contractor daily rate trend for Data Quality in Glasgow

Data Quality
Contractor Daily Rate Histogram in Glasgow

The daily rate distribution of IT jobs citing Data Quality in Glasgow over the 6 months to 21 November 2017.

Contractor daily rate histogram for Data Quality in Glasgow

Data Quality
Contractor Hourly Rate Trend in Glasgow

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

Contractor hourly rate trend for Data Quality in Glasgow

For the 6 months to 21 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 Glasgow region with a requirement for Data Quality.

1 9 (90.00%) Data Modelling
2 8 (80.00%) SQL
3 5 (50.00%) ETL
3 5 (50.00%) SQL Server Integration Services
3 5 (50.00%) SQL Server Analysis Services
3 5 (50.00%) Team Foundation Server
4 4 (40.00%) Data Cleansing
4 4 (40.00%) Performance Tuning
4 4 (40.00%) Snowflake Schema
4 4 (40.00%) Star Schema
5 3 (30.00%) IBM
5 3 (30.00%) MicroStrategy
5 3 (30.00%) Business Intelligence
5 3 (30.00%) Oracle
5 3 (30.00%) Oracle Reports
5 3 (30.00%) Data Warehouse
5 3 (30.00%) Agile Software Development
5 3 (30.00%) Data Structures
5 3 (30.00%) Netezza
5 3 (30.00%) Talend Open Studio
5 3 (30.00%) Data Governance
5 3 (30.00%) Talend
5 3 (30.00%) Analytics
5 3 (30.00%) IBM InfoSphere
5 3 (30.00%) Oracle Database 12c
5 3 (30.00%) Oracle Database
6 2 (20.00%) Tableau
6 2 (20.00%) Change Data Capture
6 2 (20.00%) Data Integration
6 2 (20.00%) Enterprise Data Warehouse

Data Quality
Co-occurring IT Skills in Glasgow 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 1 (10.00%) SAS
1 1 (10.00%) SharePoint
Applications
1 1 (10.00%) Microsoft Excel
Business Applications
1 2 (20.00%) Cognos Business Intelligence
Database & Business Intelligence
1 5 (50.00%) SQL Server Analysis Services
1 5 (50.00%) SQL Server Integration Services
2 4 (40.00%) Snowflake Schema
2 4 (40.00%) Star Schema
3 3 (30.00%) Data Warehouse
3 3 (30.00%) IBM InfoSphere
3 3 (30.00%) Oracle Database
3 3 (30.00%) Oracle Database 12c
3 3 (30.00%) Oracle Reports
4 2 (20.00%) DataStage
4 2 (20.00%) Enterprise Data Warehouse
5 1 (10.00%) Semantic Layer
5 1 (10.00%) SQL Server Reporting Services
Development Applications
1 5 (50.00%) Team Foundation Server
2 3 (30.00%) Talend Open Studio
General
1 1 (10.00%) Banking
1 1 (10.00%) Finance
Job Titles
1 5 (50.00%) Developer
1 5 (50.00%) ETL Developer
2 3 (30.00%) Architect
2 3 (30.00%) Data Architect
3 2 (20.00%) SSAS Developer
3 2 (20.00%) SSIS Developer
4 1 (10.00%) Data Modeller
4 1 (10.00%) Netezza Architect
Libraries, Frameworks & Software Standards
1 1 (10.00%) XML
Miscellaneous
1 3 (30.00%) Data Structures
2 1 (10.00%) Analytical Skills
2 1 (10.00%) Computer Science
Processes & Methodologies
1 9 (90.00%) Data Modelling
2 5 (50.00%) ETL
3 4 (40.00%) Data Cleansing
3 4 (40.00%) Performance Tuning
4 3 (30.00%) Agile Software Development
4 3 (30.00%) Analytics
4 3 (30.00%) Business Intelligence
4 3 (30.00%) Data Governance
5 2 (20.00%) Change Data Capture
5 2 (20.00%) Data Integration
5 2 (20.00%) Data Management
5 2 (20.00%) Dimensional Modelling
6 1 (10.00%) Data Architecture
6 1 (10.00%) Data Stewardship
6 1 (10.00%) Predictive Modelling
6 1 (10.00%) Quality Management
6 1 (10.00%) Statistical Modelling
6 1 (10.00%) TOGAF
6 1 (10.00%) Waterfall
6 1 (10.00%) Zachman Framework
Programming Languages
1 8 (80.00%) SQL
2 1 (10.00%) C#
2 1 (10.00%) Python
Qualifications
1 1 (10.00%) Computer Science Degree
1 1 (10.00%) Degree
Vendors
1 3 (30.00%) IBM
1 3 (30.00%) MicroStrategy
1 3 (30.00%) Netezza
1 3 (30.00%) Oracle
1 3 (30.00%) Talend
2 2 (20.00%) Cognos
2 2 (20.00%) Tableau