The following table provides summary statistics for contract job vacancies advertised in Cardiff with a requirement for Data Cleansing skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Data Cleansing over the 3 months to 24 June 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 Cleansing (Data Cleaning, Data Scrubbing)
South Wales / Cardiff
3 months to
24 Jun 2017
Same period 2016 Same period 2015
Rank 36 38 40
Rank change year-on-year +2 +2  
Contract jobs citing Data Cleansing 3 1 3
As % of all contract IT jobs advertised in Cardiff 0.93% 0.35% 0.89%
As % of the Processes & Methodologies category 1.05% 0.45% 1.07%
Number of daily rates quoted 3 1 2
Median daily rate £325 £375 £188
Median daily rate % change year-on-year -13.33% +100.00%  
UK excluding London median daily rate £408 £400 £350
% change year-on-year +1.87% +14.28%  
Number of hourly rates quoted 0 0 1
Median hourly rate - - £12.50
UK excluding London median hourly rate £18.00 £15.25 £33.00
% change year-on-year +18.03% -53.78%  

Data Cleansing is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Cardiff with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Cardiff
Contract job vacancies with a requirement for process and methodology skills 285 224 280
As % of all contract IT job vacancies advertised in Cardiff 88.79% 77.51% 83.09%
Number of daily rates quoted 219 168 222
Median daily rate £360 £388 £350
Median daily rate % change year-on-year -7.09% +10.71%  
90% offered a daily rate of more than £280 £245 £235
10% offered a daily rate of more than £500 £500 £450
UK excluding London median daily rate £415 £400 £380
% change year-on-year +3.75% +5.26%  
Number of hourly rates quoted 17 5 11
Median hourly rate £16.28 £19.63 £15.50
Median hourly rate % change year-on-year -17.04% +26.61%  
90% offered a hourly rate of more than £13.00 £13.00 £12.40
10% offered a hourly rate of more than £51.00 £35.00 £19.35
UK excluding London median hourly rate £34.00 £28.50 £30.00
% change year-on-year +19.29% -5.00%  

Data Cleansing
Job Vacancy Trend in Cardiff

The job posting trend of jobs advertised in Cardiff citing Data Cleansing as a proportion of all contract or permanent IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for Data Cleansing in Cardiff

Data Cleansing
Contractor Daily Rate Trend in Cardiff

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

Contractor daily rate trend for Data Cleansing in Cardiff

For the 6 months to 24 June 2017, IT contractor jobs citing Data Cleansing 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 Cardiff region with a requirement for Data Cleansing.

1 3 (60.00%) SQL
1 3 (60.00%) T-SQL
1 3 (60.00%) SQL Server
1 3 (60.00%) Data Warehouse
1 3 (60.00%) Migration
1 3 (60.00%) SQL Server Integration Services
1 3 (60.00%) Data Migration
1 3 (60.00%) SQL Server 2008
2 2 (40.00%) Telematics
2 2 (40.00%) Kimball Methodology
2 2 (40.00%) Dependency Management
2 2 (40.00%) Continuous Integration
2 2 (40.00%) System Testing
2 2 (40.00%) Project Planning
2 2 (40.00%) Agile Software Development
2 2 (40.00%) Scrum
2 2 (40.00%) Data Modelling
2 2 (40.00%) ETL
2 2 (40.00%) ITIL
2 2 (40.00%) Logical Data Model
2 2 (40.00%) Physical Data Model
2 2 (40.00%) SDLC
2 2 (40.00%) Star Schema
3 1 (20.00%) Postgraduate
3 1 (20.00%) SAS
3 1 (20.00%) Stata
3 1 (20.00%) Finance
3 1 (20.00%) Data Analysis
3 1 (20.00%) Degree
3 1 (20.00%) Mathematics

Data Cleansing
Co-occurring IT Skills in Cardiff 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 (20.00%) SAS
Applications
1 1 (20.00%) Stata
Database & Business Intelligence
1 3 (60.00%) Data Warehouse
1 3 (60.00%) SQL Server
1 3 (60.00%) SQL Server 2008
1 3 (60.00%) SQL Server Integration Services
2 2 (40.00%) Star Schema
3 1 (20.00%) Big Data
General
1 1 (20.00%) Finance
Job Titles
1 3 (60.00%) Data Warehouse Developer
1 3 (60.00%) Developer
2 2 (40.00%) SQL Developer
3 1 (20.00%) Data Migration Specialist
3 1 (20.00%) Migration Specialist
3 1 (20.00%) SSIS Developer
3 1 (20.00%) T-SQL Developer
Miscellaneous
1 1 (20.00%) Analytical Skills
Processes & Methodologies
1 3 (60.00%) Data Migration
1 3 (60.00%) Migration
2 2 (40.00%) Agile Software Development
2 2 (40.00%) Continuous Integration
2 2 (40.00%) Data Modelling
2 2 (40.00%) Dependency Management
2 2 (40.00%) ETL
2 2 (40.00%) ITIL
2 2 (40.00%) Kimball Methodology
2 2 (40.00%) Logical Data Model
2 2 (40.00%) Physical Data Model
2 2 (40.00%) Project Planning
2 2 (40.00%) Scrum
2 2 (40.00%) SDLC
2 2 (40.00%) System Testing
2 2 (40.00%) Telematics
3 1 (20.00%) Data Analysis
3 1 (20.00%) Mathematics
3 1 (20.00%) Statistics
3 1 (20.00%) Time Series Analysis
Programming Languages
1 3 (60.00%) SQL
1 3 (60.00%) T-SQL
2 1 (20.00%) R
Qualifications
1 1 (20.00%) Degree
1 1 (20.00%) Postgraduate
Cardiff, South Glamorgan
Sanderson
Rate: £335 - £350 per day
Posted: 3 days ago
Cardiff, South Glamorgan
Engage PSG
Rate: £350 - £450 per day
Posted: 4 days ago