Period
to 23 January 2022

The following table provides summary statistics for contract job vacancies advertised in 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 23 January 2022 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
England > London
6 months to
23 Jan 2022
Same period 2021 Same period 2020
Rank 168 194 243
Rank change year-on-year +26 +49 +33
Contract jobs citing Data Quality 636 225 306
As % of all contract jobs advertised in London 1.73% 1.28% 1.02%
As % of the Quality Assurance & Compliance category 13.27% 11.22% 9.52%
Number of daily rates quoted 421 139 215
10th Percentile £405 £310 £313
25th Percentile £498 £413 £400
Median daily rate (50th Percentile) £575 £500 £510
Median % change year-on-year +15.00% -1.96% +2.00%
75th Percentile £680 £588 £594
90th Percentile £775 £659 £663
England median daily rate £550 £500 £475
% change year-on-year +10.00% +5.26% -
Number of hourly rates quoted 5 1 0
10th Percentile £15.50 - -
25th Percentile £26.75 £43.46 -
Median hourly rate £32.50 £46.93 -
Median % change year-on-year -30.74% - -
75th Percentile £57.50 £50.39 -
90th Percentile £59.60 - -
England median hourly rate £19.50 £23.43 £23.35
% change year-on-year -16.78% +0.32% +15.34%

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 London with a requirement for quality assurance or compliance skills.

All Quality Assurance and Compliance Skills
London
Contract vacancies with a requirement for quality assurance or compliance skills 4,791 2,005 3,213
As % of all contract IT jobs advertised in London 13.00% 11.39% 10.66%
Number of daily rates quoted 3,318 1,385 2,237
10th Percentile £350 £300 £300
25th Percentile £438 £400 £400
Median daily rate (50th Percentile) £550 £500 £495
Median % change year-on-year +10.00% +1.01% +1.54%
75th Percentile £638 £588 £575
90th Percentile £738 £673 £659
England median daily rate £502 £475 £450
% change year-on-year +5.74% +5.56% -
Number of hourly rates quoted 63 9 46
10th Percentile £18.08 £16.80 £12.00
25th Percentile £25.38 £17.96 £14.25
Median hourly rate £44.50 £22.00 £18.70
Median % change year-on-year +102.27% +17.65% -10.95%
75th Percentile £49.25 £27.76 £29.66
90th Percentile - £51.06 £44.97
England median hourly rate £25.00 £21.05 £20.21
% change year-on-year +18.76% +4.18% -0.20%

Data Quality
Job Vacancy Trend in London

Job postings citing Data Quality as a proportion of all IT jobs advertised in London.

Job vacancy trend for Data Quality in London

Data Quality
Contractor Daily Rate Trend in London

3-month moving average daily rate quoted in jobs citing Data Quality in London.

Daily rate trend for Data Quality in London

Data Quality
Daily Rate Histogram in London

Daily rate distribution for jobs citing Data Quality in London over the 6 months to 23 January 2022.

Daily rate histogram for Data Quality in London

Data Quality
Contractor Hourly Rate Trend in London

3-month moving average hourly rates quoted in jobs citing Data Quality in London.

Hourly rate trend for Data Quality in London

Data Quality
Hourly Rate Histogram in London

Hourly rate distribution of jobs citing Data Quality in London over the 6 months to 23 January 2022.

Hourly rate histogram for Data Quality in London

Data Quality
Contract Job Locations in London

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 London region over the 6 months to 23 January 2022. 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
Jobs
Central London -3 82 £580 +22.16% 28
West London -17 19 £625 +0.81% 3
South London -8 3 £600 +54.84% 1
East London -4 1 - - 8
Data Quality
England

For the 6 months to 23 January 2022, 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 London region with a requirement for Data Quality.

1 249 (39.15%) SQL
2 212 (33.33%) Data Modelling
3 198 (31.13%) Data Management
4 196 (30.82%) Finance
5 192 (30.19%) Social Skills
6 189 (29.72%) Agile Software Development
7 171 (26.89%) Analytics
8 165 (25.94%) Data Governance
9 157 (24.69%) Business Intelligence
10 155 (24.37%) Python
11 145 (22.80%) Data Warehouse
12 143 (22.48%) ETL
12 143 (22.48%) Data Analysis
13 131 (20.60%) Azure
14 116 (18.24%) Power Platform
15 114 (17.92%) Power BI
16 113 (17.77%) AWS
17 107 (16.82%) Big Data
18 103 (16.19%) Microsoft
19 102 (16.04%) Banking
20 96 (15.09%) Microsoft Excel
21 95 (14.94%) Analytical Skills
22 93 (14.62%) Metadata
23 92 (14.47%) Data Architecture
24 85 (13.36%) Data Lake
25 81 (12.74%) Data Integration
26 79 (12.42%) Visualisation
27 76 (11.95%) Data Strategy
28 74 (11.64%) Problem-Solving
29 71 (11.16%) Project Management

Data Quality
Co-occurring IT Skills in 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 69 (10.85%) Apache Spark
2 18 (2.83%) Apache
2 18 (2.83%) Apache Airflow
3 14 (2.20%) Camunda
3 14 (2.20%) SAS
4 13 (2.04%) Confluence
4 13 (2.04%) SharePoint
5 8 (1.26%) Appian
6 4 (0.63%) Elasticsearch
6 4 (0.63%) Jupyter
7 3 (0.47%) Luigi
8 2 (0.31%) Apache Pig
8 2 (0.31%) Documentum
9 1 (0.16%) ArcGIS
Applications
1 96 (15.09%) Microsoft Excel
2 37 (5.82%) Microsoft PowerPoint
3 16 (2.52%) Microsoft Project
4 15 (2.36%) Microsoft Office
5 10 (1.57%) Spreadsheet
6 6 (0.94%) MS Visio
7 3 (0.47%) Open Workbench
8 1 (0.16%) Chatbot
8 1 (0.16%) Oracle Smart View
8 1 (0.16%) SPSS
Business Applications
1 5 (0.79%) Markit EDM
1 5 (0.79%) NetSuite
1 5 (0.79%) SAP S/4HANA
2 3 (0.47%) Oracle Receivables
2 3 (0.47%) Oracle SCM
2 3 (0.47%) Oracle Subledger Accounting
2 3 (0.47%) SAP CO
2 3 (0.47%) SAP FI
2 3 (0.47%) SAP FI/CO
3 2 (0.31%) Oracle ERP
3 2 (0.31%) SAP MDG
3 2 (0.31%) SAP Oil and Gas
3 2 (0.31%) SAP PM
4 1 (0.16%) Dynamics CRM
4 1 (0.16%) Hyperion Planning
4 1 (0.16%) SAP MDG-BP
4 1 (0.16%) SystmOne
Cloud Services
1 131 (20.60%) Azure
2 116 (18.24%) Power Platform
3 113 (17.77%) AWS
4 47 (7.39%) Azure Data Factory
5 44 (6.92%) Serverless
6 37 (5.82%) Collibra
7 28 (4.40%) GCP
8 25 (3.93%) PaaS
9 22 (3.46%) Amazon S3
10 19 (2.99%) AWS Lambda
11 15 (2.36%) OpenShift
12 10 (1.57%) Google Analytics
13 9 (1.42%) AWS Step Functions
13 9 (1.42%) Azure Cosmos DB
14 8 (1.26%) Azure Monitor
14 8 (1.26%) PowerApps
14 8 (1.26%) Snowflake
15 7 (1.10%) Azure Functions
16 6 (0.94%) Amazon EC2
16 6 (0.94%) Azure Stack
Communications & Networking
1 5 (0.79%) IPFS
2 3 (0.47%) Network Security
3 2 (0.31%) Intranet
3 2 (0.31%) WebEx
4 1 (0.16%) DKIM
4 1 (0.16%) Internet
4 1 (0.16%) Skype
4 1 (0.16%) TCP/IP
Database & Business Intelligence
1 145 (22.80%) Data Warehouse
2 114 (17.92%) Power BI
3 107 (16.82%) Big Data
4 93 (14.62%) Metadata
5 85 (13.36%) Data Lake
6 65 (10.22%) SQL Server
7 62 (9.75%) Tableau
8 44 (6.92%) Hadoop
9 40 (6.29%) NoSQL
10 34 (5.35%) Relational Database
11 27 (4.25%) QlikView
12 25 (3.93%) PostgreSQL
13 24 (3.77%) RDBMS
14 21 (3.30%) Data Mining
14 21 (3.30%) SQL Server Integration Services
15 20 (3.14%) MongoDB
16 19 (2.99%) Neo4j
16 19 (2.99%) Qlik Sense
17 18 (2.83%) Azure SQL Database
17 18 (2.83%) BigQuery
Development Applications
1 27 (4.25%) JIRA
2 20 (3.14%) Git (software)
3 19 (2.99%) ERwin
4 14 (2.20%) Jenkins
5 13 (2.04%) Artifactory
6 11 (1.73%) kappa
6 11 (1.73%) PowerDesigner
7 7 (1.10%) ER Studio
7 7 (1.10%) Visual Studio
8 5 (0.79%) GitLab
8 5 (0.79%) MLflow
8 5 (0.79%) Visual Studio Team System
9 4 (0.63%) Eclipse
9 4 (0.63%) Maven
9 4 (0.63%) webpack
10 3 (0.47%) PyCharm
11 2 (0.31%) ProC
11 2 (0.31%) Visual Studio Code
12 1 (0.16%) Subversion
12 1 (0.16%) Toad
General
1 196 (30.82%) Finance
2 192 (30.19%) Social Skills
3 102 (16.04%) Banking
4 95 (14.94%) Analytical Skills
5 46 (7.23%) Investment Banking
6 37 (5.82%) Presentation Skills
7 36 (5.66%) Marketing
8 32 (5.03%) Influencing Skills
9 28 (4.40%) Front Office
10 20 (3.14%) Public Sector
11 17 (2.67%) Telecoms
12 16 (2.52%) Legal
13 15 (2.36%) Retail
14 14 (2.20%) Manufacturing
15 11 (1.73%) Documentation Skills
16 10 (1.57%) Electronics
16 10 (1.57%) Organisational Skills
17 9 (1.42%) Publishing
18 6 (0.94%) Financial Institution
19 4 (0.63%) Aerospace
Job Titles
1 178 (27.99%) Analyst
2 125 (19.65%) Data Analyst
3 98 (15.41%) Architect
4 97 (15.25%) Data Engineer
5 71 (11.16%) Data Architect
6 64 (10.06%) Developer
7 45 (7.08%) Business Analyst
8 31 (4.87%) Solutions Architect
9 29 (4.56%) Python Engineer
10 24 (3.77%) Project Manager
11 22 (3.46%) Business Intelligence Developer
11 22 (3.46%) Consultant
12 20 (3.14%) Python Developer
13 19 (2.99%) Data Consultant
14 18 (2.83%) Data Quality Analyst
15 16 (2.52%) Banking Analyst
15 16 (2.52%) Data Business Analyst
15 16 (2.52%) Data Manager
16 14 (2.20%) Azure Engineer
16 14 (2.20%) Data Modeller
Libraries, Frameworks & Software Standards
1 49 (7.70%) Kafka
2 24 (3.77%) JSON
3 17 (2.67%) XML
4 14 (2.20%) PySpark
5 12 (1.89%) Apache Camel
5 12 (1.89%) REST
6 11 (1.73%) HTML
6 11 (1.73%) React
6 11 (1.73%) TensorFlow
7 10 (1.57%) Web Services
8 9 (1.42%) Spark Streaming
9 8 (1.26%) Apache Avro
9 8 (1.26%) scikit-learn
10 7 (1.10%) CSS
10 7 (1.10%) D3.js
10 7 (1.10%) Keras
10 7 (1.10%) RESTful
11 6 (0.94%) .NET
11 6 (0.94%) Apache NiFi
11 6 (0.94%) NumPy
Miscellaneous
1 44 (6.92%) Management Information System
1 44 (6.92%) Taxonomies
2 29 (4.56%) Market Risk
2 29 (4.56%) Reference Data
3 25 (3.93%) Data Structures
3 25 (3.93%) Virtual Team
4 21 (3.30%) Hedge funds
5 20 (3.14%) Algorithms
6 16 (2.52%) Derivative
7 15 (2.36%) Enterprise Software
8 14 (2.20%) Animation
8 14 (2.20%) Self-Motivation
9 13 (2.04%) Foreign Exchange (FX)
9 13 (2.04%) NHS
10 12 (1.89%) Equities
10 12 (1.89%) User Experience
11 9 (1.42%) CMDB
12 8 (1.26%) Legacy Applications
12 8 (1.26%) Legacy Systems
12 8 (1.26%) Renewable Energy
Operating Systems
1 14 (2.20%) Linux
2 7 (1.10%) Windows
3 4 (0.63%) Red Hat Enterprise Linux
3 4 (0.63%) Unix
3 4 (0.63%) Windows Server
Processes & Methodologies
1 212 (33.33%) Data Modelling
2 198 (31.13%) Data Management
3 189 (29.72%) Agile Software Development
4 171 (26.89%) Analytics
5 165 (25.94%) Data Governance
6 157 (24.69%) Business Intelligence
7 143 (22.48%) Data Analysis
7 143 (22.48%) ETL
8 92 (14.47%) Data Architecture
9 81 (12.74%) Data Integration
10 79 (12.42%) Visualisation
11 76 (11.95%) Data Strategy
12 74 (11.64%) Problem-Solving
13 71 (11.16%) Project Management
14 69 (10.85%) Migration
15 67 (10.53%) DevOps
16 64 (10.06%) Data Engineering
17 59 (9.28%) Data Science
18 58 (9.12%) Scrum
19 57 (8.96%) Data Lineage
Programming Languages
1 249 (39.15%) SQL
2 155 (24.37%) Python
3 33 (5.19%) Java
4 31 (4.87%) R
4 31 (4.87%) VBA
5 23 (3.62%) T-SQL
6 21 (3.30%) JavaScript
7 18 (2.83%) C#
8 14 (2.20%) PL/SQL
8 14 (2.20%) PowerShell
9 12 (1.89%) Scala
10 11 (1.73%) SPARQL
11 7 (1.10%) Bash
12 6 (0.94%) Shell Script
13 5 (0.79%) Julia
13 5 (0.79%) MATLAB
14 4 (0.63%) Data Analysis Expressions (DAX)
14 4 (0.63%) Search Processing Language
14 4 (0.63%) SHACL
14 4 (0.63%) XQuery
Qualifications
1 49 (7.70%) Degree
2 26 (4.09%) Security Cleared
3 18 (2.83%) SC Cleared
4 9 (1.42%) Master's Degree
5 6 (0.94%) ACCA
5 6 (0.94%) CIMA
6 5 (0.79%) Computer Science Degree
6 5 (0.79%) PMP
7 4 (0.63%) BPSS Clearance
7 4 (0.63%) ITIL Certification
8 3 (0.47%) FFIEC
8 3 (0.47%) Postgraduate
9 2 (0.31%) AWS Certification
9 2 (0.31%) DV Cleared
9 2 (0.31%) Numerate Degree
9 2 (0.31%) PMI Certification
10 1 (0.16%) MCSA
10 1 (0.16%) MCSE
10 1 (0.16%) Microsoft Certification
10 1 (0.16%) Tableau Certification
Quality Assurance & Compliance
1 36 (5.66%) QA
2 35 (5.50%) GDPR
3 22 (3.46%) MiFID
4 13 (2.04%) PMO
5 8 (1.26%) SLA
6 4 (0.63%) PCI DSS
7 3 (0.47%) Accessibility
7 3 (0.47%) GLBA
7 3 (0.47%) NIST
8 2 (0.31%) IFRS
8 2 (0.31%) Sarbanes-Oxley
9 1 (0.16%) AIFMD
9 1 (0.16%) GMP
9 1 (0.16%) ISO/IEC 27001
9 1 (0.16%) Solvency II
9 1 (0.16%) WCAG
System Software
1 27 (4.25%) Docker
2 7 (1.10%) HDFS
3 1 (0.16%) Apache ZooKeeper
3 1 (0.16%) VMware Infrastructure
Systems Management
1 26 (4.09%) Kubernetes
2 4 (0.63%) Microsoft Intune
2 4 (0.63%) Terraform
3 2 (0.31%) Ansible
3 2 (0.31%) Rundeck
4 1 (0.16%) Control-M
4 1 (0.16%) Core Impact
4 1 (0.16%) Hadoop YARN
4 1 (0.16%) HP Quality Center
4 1 (0.16%) Kibana
4 1 (0.16%) Kubeflow
4 1 (0.16%) Microsoft Clustering
4 1 (0.16%) QRadar
Vendors
1 103 (16.19%) Microsoft
2 64 (10.06%) Informatica
3 47 (7.39%) Oracle
4 44 (6.92%) Databricks
5 38 (5.97%) SAP
6 37 (5.82%) Google
7 28 (4.40%) Cloudera
8 24 (3.77%) Salesforce.com
9 19 (2.99%) Red Hat
10 18 (2.83%) MuleSoft
11 16 (2.52%) Alteryx
12 14 (2.20%) Charles River
12 14 (2.20%) Pega
13 13 (2.04%) Teradata
14 12 (1.89%) Talend
15 11 (1.73%) BiZZdesign
15 11 (1.73%) Sybase
16 10 (1.57%) ServiceNow
17 9 (1.42%) Adobe
18 8 (1.26%) Splunk