Period
to 18 November 2017

The following table provides summary statistics for contract job vacancies advertised in the City of London 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 6 months to 18 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 Cleansing (Data Cleaning, Data Scrubbing)
Central London > City of London
6 months to
18 Nov 2017
Same period 2016 Same period 2015
Rank 224 206 229
Rank change year-on-year -18 +23 +20
Contract jobs citing Data Cleansing 25 41 44
As % of all contract IT jobs advertised in the City of London 0.35% 0.61% 0.48%
As % of the Processes & Methodologies category 0.40% 0.70% 0.57%
Number of daily rates quoted 17 31 32
City of London median daily rate £450 £460 £361
Median daily rate % change year-on-year -2.17% +27.34% -16.71%
10th Percentile £218 £275 £216
90th Percentile £595 £625 £509
Central London median daily rate £450 £450 £369
% change year-on-year - +22.03% -15.71%
Number of hourly rates quoted 0 0 1
City of London median hourly rate - - £21.00
Central London median hourly rate - - £21.00

Data Cleansing is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the City of London with a requirement for process or methodology skills.

All Process and Methodology Skills
City of London
Contract vacancies with a requirement for process or methodology skills 6261 5866 7755
As % of all contract IT jobs advertised in the City of London 88.43% 87.42% 83.87%
Number of daily rates quoted 4975 4699 6170
City of London median daily rate £513 £475 £465
Median daily rate % change year-on-year +7.89% +2.15% +3.33%
10th Percentile £325 £313 £288
90th Percentile £688 £663 £650
Central London median daily rate £500 £475 £460
% change year-on-year +5.26% +3.26% +3.37%
Number of hourly rates quoted 59 55 74
City of London median hourly rate £20.00 £20.00 £21.00
Median hourly rate % change year-on-year - -4.76% +10.53%
10th Percentile £13.34 £12.15 £10.91
90th Percentile £30.90 £53.05 £40.00
Central London median hourly rate £20.25 £19.00 £20.00
% change year-on-year +6.58% -5.00% +11.14%

Data Cleansing
Job Vacancy Trend in the City of London

Job postings citing Data Cleansing as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Data Cleansing in the City of London

Data Cleansing
Contractor Daily Rate Trend in the City of London

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

Contractor daily rate trend for Data Cleansing in the City of London

Data Cleansing
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Data Cleansing in the City of London over the 6 months to 18 November 2017.

Contractor daily rate histogram for Data Cleansing in the City of London

Data Cleansing
Contractor Hourly Rate Trend in the City of London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Data Cleansing in the City of London.

Contractor hourly rate trend for Data Cleansing in the City of London

For the 6 months to 18 November 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 City of London region with a requirement for Data Cleansing.

1 10 (40.00%) ETL
1 10 (40.00%) Finance
1 10 (40.00%) Migration
1 10 (40.00%) Data Migration
2 8 (32.00%) Security Cleared
2 8 (32.00%) Data Quality
3 7 (28.00%) Data Modelling
4 6 (24.00%) CRM
4 6 (24.00%) SQL
4 6 (24.00%) Amazon AWS
5 5 (20.00%) SC Cleared
5 5 (20.00%) Analytics
5 5 (20.00%) Data Analysis
5 5 (20.00%) Business Intelligence
6 4 (16.00%) Java
6 4 (16.00%) Oracle
6 4 (16.00%) Python
6 4 (16.00%) Programme Management
6 4 (16.00%) Asset Management
6 4 (16.00%) Salesforce.com
6 4 (16.00%) Project Management
6 4 (16.00%) Marketing
6 4 (16.00%) Apex Code
7 3 (12.00%) Hadoop
7 3 (12.00%) HBase
7 3 (12.00%) Agile Software Development
7 3 (12.00%) MapReduce
7 3 (12.00%) JSON
7 3 (12.00%) DV Cleared
7 3 (12.00%) Kafka

Data Cleansing
Co-occurring IT Skills in the City of London 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 3 (12.00%) Apache
2 1 (4.00%) Apache Spark
2 1 (4.00%) Elasticsearch
2 1 (4.00%) SharePoint
Applications
1 1 (4.00%) Microsoft Excel
1 1 (4.00%) Microsoft Office
1 1 (4.00%) Microsoft Project
1 1 (4.00%) MS Visio
Business Applications
1 1 (4.00%) Dynamics CRM
1 1 (4.00%) Raiser's Edge
Cloud Services
1 6 (24.00%) Amazon AWS
2 1 (4.00%) Google Cloud Platform
Communications & Networking
1 1 (4.00%) SMS
Database & Business Intelligence
1 3 (12.00%) Big Data
1 3 (12.00%) Data Warehouse
1 3 (12.00%) Hadoop
1 3 (12.00%) HBase
1 3 (12.00%) Relational Database
2 2 (8.00%) Amazon Redshift
2 2 (8.00%) Data Mining
2 2 (8.00%) MySQL
2 2 (8.00%) Power BI
2 2 (8.00%) SQL Server
3 1 (4.00%) Amazon RDS
3 1 (4.00%) BigQuery
3 1 (4.00%) Neo4j
3 1 (4.00%) Oracle Database
3 1 (4.00%) Oracle Database 11g
3 1 (4.00%) Oracle Reports
3 1 (4.00%) Qlik Sense
3 1 (4.00%) QlikView
3 1 (4.00%) SQL Server 2012
3 1 (4.00%) SQL Server Integration Services
General
1 10 (40.00%) Finance
2 4 (16.00%) Marketing
3 2 (8.00%) Electronics
3 2 (8.00%) Legal
3 2 (8.00%) Manufacturing
3 2 (8.00%) Telecoms
4 1 (4.00%) Publishing
Job Titles
1 7 (28.00%) Analyst
2 6 (24.00%) Data Analyst
3 3 (12.00%) Developer
4 2 (8.00%) Consultant
4 2 (8.00%) Data Migration Specialist
4 2 (8.00%) DevOps Engineer
4 2 (8.00%) GDPR Project Manager
4 2 (8.00%) Migration Specialist
4 2 (8.00%) Project Manager
4 2 (8.00%) Salesforce Specialist
5 1 (4.00%) Asset Management Analyst
5 1 (4.00%) Big Data Developer
5 1 (4.00%) Big Data Specialist
5 1 (4.00%) CRM Executive
5 1 (4.00%) Data Migration Developer
5 1 (4.00%) Data Scientist
5 1 (4.00%) Hadoop Developer
5 1 (4.00%) Migration Analyst
5 1 (4.00%) Power BI Developer
5 1 (4.00%) Salesforce Analyst
Libraries, Frameworks & Software Standards
1 3 (12.00%) JMS
1 3 (12.00%) JSON
1 3 (12.00%) Kafka
1 3 (12.00%) XML
2 1 (4.00%) .NET
2 1 (4.00%) D3.js
Miscellaneous
1 2 (8.00%) Analytical Skills
1 2 (8.00%) Blog
2 1 (4.00%) CMDB
2 1 (4.00%) Management Information System
Operating Systems
1 2 (8.00%) Linux
1 2 (8.00%) Mac OS X
1 2 (8.00%) Unix
Processes & Methodologies
1 10 (40.00%) Data Migration
1 10 (40.00%) ETL
1 10 (40.00%) Migration
2 7 (28.00%) Data Modelling
3 6 (24.00%) CRM
4 5 (20.00%) Analytics
4 5 (20.00%) Business Intelligence
4 5 (20.00%) Data Analysis
5 4 (16.00%) Asset Management
5 4 (16.00%) Programme Management
5 4 (16.00%) Project Management
6 3 (12.00%) Agile Software Development
6 3 (12.00%) Configuration Management
6 3 (12.00%) ERP
6 3 (12.00%) ITIL
6 3 (12.00%) MapReduce
7 2 (8.00%) Dashboard Development
7 2 (8.00%) DevOps
7 2 (8.00%) Line Management
7 2 (8.00%) Mentoring
Programming Languages
1 6 (24.00%) SQL
2 4 (16.00%) Apex Code
2 4 (16.00%) Java
2 4 (16.00%) Python
3 2 (8.00%) R
4 1 (4.00%) C#
4 1 (4.00%) PHP
4 1 (4.00%) VB.NET
Qualifications
1 8 (32.00%) Security Cleared
2 5 (20.00%) SC Cleared
3 3 (12.00%) DV Cleared
4 1 (4.00%) Degree
4 1 (4.00%) ITIL Certification
Quality Assurance & Compliance
1 8 (32.00%) Data Quality
2 3 (12.00%) GDPR
3 1 (4.00%) SLA
Vendors
1 4 (16.00%) Oracle
1 4 (16.00%) Salesforce.com
2 3 (12.00%) Microsoft
2 3 (12.00%) SAP
3 2 (8.00%) Tableau
4 1 (4.00%) Alteryx
4 1 (4.00%) Google
4 1 (4.00%) ServiceNow
4 1 (4.00%) Workday