Period
to 19 February 2018

The following table provides summary statistics for contract job vacancies advertised in the City of London 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 19 February 2018 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
Central London > City of London
6 months to
19 Feb 2018
Same period 2017 Same period 2016
Rank 187 148 148
Rank change year-on-year -39 0 +15
Contract jobs citing Data Quality 59 88 90
As % of all contract IT jobs advertised in the City of London 0.84% 1.45% 1.33%
As % of the Quality Assurance & Compliance category 6.88% 11.61% 11.76%
Number of daily rates quoted 46 67 69
City of London median daily rate £475 £500 £440
Median daily rate % change year-on-year -5.00% +13.64% +3.53%
10th Percentile £300 £360 £270
90th Percentile £663 £700 £550
Central London median daily rate £475 £500 £436
% change year-on-year -5.00% +14.61% +2.65%
Number of hourly rates quoted 1 0 0
City of London median hourly rate £65.00 - -
Central London median hourly rate £65.00 - -

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 the City of London with a requirement for quality assurance or compliance skills.

All Quality Assurance and Compliance Skills
City of London
Contract vacancies with a requirement for quality assurance or compliance skills 857 758 765
As % of all contract IT jobs advertised in the City of London 12.14% 12.48% 11.34%
Number of daily rates quoted 659 578 540
City of London median daily rate £500 £500 £450
Median daily rate % change year-on-year - +11.11% +3.93%
10th Percentile £325 £320 £281
90th Percentile £675 £688 £626
Central London median daily rate £485 £500 £450
% change year-on-year -3.00% +11.11% +5.88%
Number of hourly rates quoted 14 6 15
City of London median hourly rate £15.00 £18.00 £24.23
Median hourly rate % change year-on-year -16.67% -25.71% +38.46%
Central London median hourly rate £15.00 £17.00 £24.62
% change year-on-year -11.76% -30.94% +49.18%

Data Quality
Job Vacancy Trend in the City of London

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

Job vacancy trend for Data Quality in the City of London

Data Quality
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 Quality in the City of London.

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

Data Quality
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Data Quality in the City of London over the 6 months to 19 February 2018.

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

Data Quality
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 Quality in the City of London.

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

For the 6 months to 19 February 2018, IT contractor jobs citing Data Quality also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the City of London region with a requirement for Data Quality.

1 18 (30.51%) Data Modelling
2 15 (25.42%) Business Intelligence
3 14 (23.73%) Data Management
4 13 (22.03%) Finance
4 13 (22.03%) Data Governance
5 12 (20.34%) Migration
5 12 (20.34%) ETL
6 11 (18.64%) SQL
7 10 (16.95%) Data Migration
7 10 (16.95%) Analytical Skills
8 9 (15.25%) Analytics
8 9 (15.25%) Project Management
8 9 (15.25%) Agile Software Development
8 9 (15.25%) Data Analysis
9 8 (13.56%) Stakeholder Management
9 8 (13.56%) Data Warehouse
9 8 (13.56%) GDPR
9 8 (13.56%) Data Architecture
10 7 (11.86%) Data Cleansing
11 6 (10.17%) Master Data Management
11 6 (10.17%) E-Commerce
11 6 (10.17%) SQL Server
12 5 (8.47%) JavaScript
12 5 (8.47%) SAP
12 5 (8.47%) Legal
12 5 (8.47%) TOGAF
12 5 (8.47%) Retail
12 5 (8.47%) Google
12 5 (8.47%) Data Integration
12 5 (8.47%) QA

Data Quality
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 2 (3.39%) Apache
1 2 (3.39%) CMS
2 1 (1.69%) Confluence
2 1 (1.69%) SAS
Applications
1 3 (5.08%) Microsoft Excel
2 1 (1.69%) Microsoft Office
2 1 (1.69%) MS Visio
Business Applications
1 2 (3.39%) Dynamics NAV
2 1 (1.69%) Dynamics AX
2 1 (1.69%) Dynamics GP
2 1 (1.69%) HFM
2 1 (1.69%) Markit EDM
2 1 (1.69%) PeopleSoft HCM
2 1 (1.69%) Raiser's Edge
Cloud Services
1 5 (8.47%) Amazon AWS
2 4 (6.78%) Microsoft Azure
3 3 (5.08%) Adobe Analytics
3 3 (5.08%) Google Analytics
4 2 (3.39%) Bluemix
4 2 (3.39%) Google Cloud Platform
4 2 (3.39%) IBM Cloud
5 1 (1.69%) Trello
Communications & Networking
1 2 (3.39%) SMS
Database & Business Intelligence
1 8 (13.56%) Data Warehouse
2 6 (10.17%) SQL Server
3 4 (6.78%) Power BI
4 3 (5.08%) Amazon Redshift
4 3 (5.08%) Big Data
4 3 (5.08%) Hadoop
4 3 (5.08%) QlikView
4 3 (5.08%) SQL Server Integration Services
5 2 (3.39%) BigQuery
5 2 (3.39%) BusinessObjects
5 2 (3.39%) HBase
5 2 (3.39%) OLAP
5 2 (3.39%) SQL Server Reporting Services
6 1 (1.69%) GIS
6 1 (1.69%) Microsoft Analysis Services
6 1 (1.69%) MS Access
6 1 (1.69%) PowerCenter
6 1 (1.69%) SAP Data Services
6 1 (1.69%) SQL Server 2005
6 1 (1.69%) Star Schema
Development Applications
1 2 (3.39%) PowerDesigner
1 2 (3.39%) Team Foundation Server
2 1 (1.69%) ERwin
2 1 (1.69%) HP UFT
2 1 (1.69%) JIRA
2 1 (1.69%) LoadRunner
2 1 (1.69%) Oracle Forms
2 1 (1.69%) Visual Studio
General
1 13 (22.03%) Finance
2 5 (8.47%) Legal
2 5 (8.47%) Retail
3 4 (6.78%) Banking
3 4 (6.78%) Law
3 4 (6.78%) Marketing
4 2 (3.39%) Electronics
4 2 (3.39%) Investment Banking
4 2 (3.39%) Manufacturing
4 2 (3.39%) Telecoms
5 1 (1.69%) Back Office
5 1 (1.69%) Financial Institution
5 1 (1.69%) Front Office
5 1 (1.69%) German Language
5 1 (1.69%) Pharmaceutical
5 1 (1.69%) Publishing
Job Titles
1 24 (40.68%) Analyst
2 16 (27.12%) Data Analyst
3 9 (15.25%) Developer
4 8 (13.56%) Architect
5 6 (10.17%) Consultant
6 5 (8.47%) Data Architect
6 5 (8.47%) Governance Analyst
6 5 (8.47%) Project Manager
7 4 (6.78%) Analytics Consultant
8 3 (5.08%) Business Intelligence Developer
8 3 (5.08%) Data Consultant
8 3 (5.08%) Data Manager
8 3 (5.08%) Implementation Consultant
9 2 (3.39%) Analyst Developer
9 2 (3.39%) Business Analyst
9 2 (3.39%) Business Intelligence Analyst
9 2 (3.39%) Data Quality Analyst
9 2 (3.39%) Performance Analyst
9 2 (3.39%) Quality Analyst
9 2 (3.39%) Senior Developer
Libraries, Frameworks & Software Standards
1 3 (5.08%) HTML
1 3 (5.08%) XML
2 2 (3.39%) JMS
2 2 (3.39%) JSON
2 2 (3.39%) Kafka
2 2 (3.39%) ServiceStack
3 1 (1.69%) .NET
3 1 (1.69%) BAPI
3 1 (1.69%) MDX
3 1 (1.69%) Web Services
3 1 (1.69%) WSH
Miscellaneous
1 10 (16.95%) Analytical Skills
2 4 (6.78%) Management Information System
2 4 (6.78%) NHS
3 3 (5.08%) Data Structures
3 3 (5.08%) Mobile App
3 3 (5.08%) Reference Data
4 2 (3.39%) Computer Science
4 2 (3.39%) Taxonomies
4 2 (3.39%) User Experience
5 1 (1.69%) Credit Risk
5 1 (1.69%) Greenfield Project
5 1 (1.69%) Hedge funds
5 1 (1.69%) Market Risk
5 1 (1.69%) N-Tier
Operating Systems
1 1 (1.69%) Unix
Processes & Methodologies
1 18 (30.51%) Data Modelling
2 15 (25.42%) Business Intelligence
3 14 (23.73%) Data Management
4 13 (22.03%) Data Governance
5 12 (20.34%) ETL
5 12 (20.34%) Migration
6 10 (16.95%) Data Migration
7 9 (15.25%) Agile Software Development
7 9 (15.25%) Analytics
7 9 (15.25%) Data Analysis
7 9 (15.25%) Project Management
8 8 (13.56%) Data Architecture
8 8 (13.56%) Stakeholder Management
9 7 (11.86%) Data Cleansing
10 6 (10.17%) E-Commerce
10 6 (10.17%) Master Data Management
11 5 (8.47%) Data Integration
11 5 (8.47%) TOGAF
12 4 (6.78%) Data Protection
12 4 (6.78%) Risk Management
Programming Languages
1 11 (18.64%) SQL
2 5 (8.47%) JavaScript
3 3 (5.08%) VBA
4 2 (3.39%) Java
4 2 (3.39%) PL/SQL
4 2 (3.39%) T-SQL
5 1 (1.69%) C#
5 1 (1.69%) VB
5 1 (1.69%) VBScript
Qualifications
1 3 (5.08%) Security Cleared
2 2 (3.39%) Degree
2 2 (3.39%) DV Cleared
3 1 (1.69%) BPSS Clearance
Quality Assurance & Compliance
1 8 (13.56%) GDPR
2 5 (8.47%) QA
3 2 (3.39%) Solvency II
4 1 (1.69%) HL7
4 1 (1.69%) PMO
4 1 (1.69%) SLA
Systems Management
1 1 (1.69%) Puppet
Vendors
1 5 (8.47%) Google
1 5 (8.47%) SAP
2 4 (6.78%) Microsoft
2 4 (6.78%) Oracle
3 3 (5.08%) Adobe
3 3 (5.08%) Informatica
3 3 (5.08%) Tableau
4 2 (3.39%) IBM
5 1 (1.69%) Alteryx
5 1 (1.69%) Cognos
5 1 (1.69%) HP
5 1 (1.69%) Hyperion
5 1 (1.69%) MicroStrategy
5 1 (1.69%) PeopleSoft
5 1 (1.69%) RapidMiner