Data Quality Contracts in London

Data Quality
England > London

The table below provides summary statistics for contract job vacancies advertised in London requiring Data Quality skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited Data Quality over the 6 months leading up to 1 July 2025, comparing them to the same period in the previous two years.

6 months to
1 Jul 2025
Same period 2024 Same period 2023
Rank 106 85 154
Rank change year-on-year -21 +69 +60
Contract jobs citing Data Quality 333 497 439
As % of all contract jobs advertised in London 2.58% 2.84% 1.74%
As % of the Quality Assurance & Compliance category 15.71% 20.67% 12.91%
Number of daily rates quoted 223 370 293
10th Percentile £375 £374 £351
25th Percentile £433 £468 £456
Median daily rate (50th Percentile) £550 £600 £575
Median % change year-on-year -8.33% +4.35% +2.13%
75th Percentile £663 £725 £663
90th Percentile £750 £850 £775
England median daily rate £525 £550 £539
% change year-on-year -4.55% +2.09% -2.05%
Number of hourly rates quoted 4 8 10
10th Percentile £31.10 £19.08 £21.22
25th Percentile £38.27 £32.20 £21.24
Median hourly rate £48.00 £50.50 £22.49
Median % change year-on-year -4.95% +124.59% -62.21%
75th Percentile £63.75 £52.25 £35.50
90th Percentile £81.75 £59.38 £83.25
England median hourly rate £31.82 £21.06 £22.49
% change year-on-year +51.11% -6.35% -4.01%

All Quality Assurance and Compliance Skills
London

Data Quality falls under the Quality Assurance and Compliance category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring quality assurance or compliance skills in London.

Contract vacancies with a requirement for quality assurance or compliance skills 2,119 2,405 3,401
As % of all contract IT jobs advertised in London 16.43% 13.76% 13.44%
Number of daily rates quoted 1,402 1,679 2,507
10th Percentile £325 £350 £359
25th Percentile £413 £431 £450
Median daily rate (50th Percentile) £525 £550 £575
Median % change year-on-year -4.55% -4.35% +4.55%
75th Percentile £675 £688 £700
90th Percentile £762 £800 £800
England median daily rate £500 £525 £525
% change year-on-year -4.76% - -
Number of hourly rates quoted 30 61 35
10th Percentile £22.68 £12.50 £19.16
25th Percentile £25.15 £18.00 £21.24
Median hourly rate £34.50 £23.80 £26.00
Median % change year-on-year +44.96% -8.46% -39.53%
75th Percentile £50.31 £43.75 £63.00
90th Percentile £65.50 £57.50 £81.50
England median hourly rate £32.25 £24.18 £41.77
% change year-on-year +33.37% -42.11% +54.70%

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 1 July 2025.

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 1 July 2025.

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 1 July 2025. 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 -7 58 £525 -4.55% 193
West London +11 5 £493 -14.35% 24
South London 0 1 £713 +39.02% 5
North London -3 1 - -
Data Quality
England

Data Quality
Co-occurring Skills and Capabilities in London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 26 (7.81%) Apache Spark
2 22 (6.61%) Apache Airflow
3 19 (5.71%) Apache
4 8 (2.40%) Confluence
5 5 (1.50%) SharePoint
6 4 (1.20%) SAS
7 2 (0.60%) Luigi
8 1 (0.30%) CMS
Applications
1 39 (11.71%) Microsoft Excel
2 10 (3.00%) Microsoft PowerPoint
3 6 (1.80%) Oracle Smart View
4 3 (0.90%) Microsoft Project
4 3 (0.90%) MS Visio
5 2 (0.60%) Microsoft Office
Business Applications
1 12 (3.60%) SAP S/4HANA
2 5 (1.50%) SAP MDG
3 3 (0.90%) Sparx Enterprise Architect
4 2 (0.60%) Actimize
5 1 (0.30%) Dynamics CRM
5 1 (0.30%) Elite 3E
5 1 (0.30%) Endur
5 1 (0.30%) HFM
5 1 (0.30%) Loan IQ
5 1 (0.30%) Murex MxG2000
5 1 (0.30%) Oracle EBS
5 1 (0.30%) Oracle ERP
5 1 (0.30%) Salesforce CRM
5 1 (0.30%) SAP HR
5 1 (0.30%) SAP Oil and Gas
5 1 (0.30%) SAP PM
Cloud Services
1 96 (28.83%) Azure
2 68 (20.42%) AWS
3 56 (16.82%) Power Platform
4 41 (12.31%) GCP
5 29 (8.71%) Azure Data Factory
5 29 (8.71%) Snowflake
6 24 (7.21%) dbt
7 21 (6.31%) Collibra
8 19 (5.71%) Azure DevOps
9 18 (5.41%) Azure Synapse Analytics
10 14 (4.20%) GitHub
11 10 (3.00%) Amazon S3
11 10 (3.00%) AWS Lambda
11 10 (3.00%) Serverless
12 8 (2.40%) Cloud Computing
12 8 (2.40%) GitHub Actions
13 7 (2.10%) Alation
13 7 (2.10%) AWS CloudFormation
13 7 (2.10%) Microsoft Purview
14 5 (1.50%) OCI
Communications & Networking
1 3 (0.90%) DNS
1 3 (0.90%) HTTP
2 2 (0.60%) Internet
3 1 (0.30%) FTP
3 1 (0.30%) Network Security
Database & Business Intelligence
1 78 (23.42%) Data Warehouse
2 55 (16.52%) Power BI
3 45 (13.51%) Metadata
4 42 (12.61%) Data Lake
5 33 (9.91%) Tableau
6 30 (9.01%) SQL Server
7 23 (6.91%) Big Data
8 20 (6.01%) Snowflake Schema
9 18 (5.41%) BigQuery
9 18 (5.41%) Delta Lake
10 17 (5.11%) Relational Database
11 10 (3.00%) Amazon Redshift
11 10 (3.00%) NoSQL
12 9 (2.70%) Power Query
13 8 (2.40%) Data Vault
13 8 (2.40%) Hadoop
13 8 (2.40%) Oracle Reports
13 8 (2.40%) Qlik Sense
13 8 (2.40%) Star Schema
14 7 (2.10%) PostgreSQL
Development Applications
1 20 (6.01%) JIRA
2 19 (5.71%) Git
3 12 (3.60%) ERwin
4 6 (1.80%) Oracle Forms
5 5 (1.50%) ER Studio
5 5 (1.50%) Jenkins
5 5 (1.50%) Terragrunt
6 3 (0.90%) Browser DevTools
6 3 (0.90%) CircleCI
6 3 (0.90%) LSMW
6 3 (0.90%) Vite
6 3 (0.90%) webpack
7 2 (0.60%) MagicDraw
8 1 (0.30%) GitLab
8 1 (0.30%) MLflow
8 1 (0.30%) Postman
8 1 (0.30%) PowerDesigner
8 1 (0.30%) Selenium
8 1 (0.30%) Spinnaker
8 1 (0.30%) SQL Server Management Studio (SSMS)
General
1 129 (38.74%) Finance
2 120 (36.04%) Social Skills
3 98 (29.43%) Analytical Skills
4 57 (17.12%) Banking
5 21 (6.31%) Investment Banking
6 14 (4.20%) Influencing Skills
6 14 (4.20%) Retail
7 11 (3.30%) Inclusion and Diversity
7 11 (3.30%) Organisational Skills
7 11 (3.30%) Public Sector
8 9 (2.70%) Financial Institution
8 9 (2.70%) Front Office
8 9 (2.70%) Presentation Skills
8 9 (2.70%) Retail Banking
9 7 (2.10%) Corporate Banking
10 6 (1.80%) Marketing
10 6 (1.80%) Pharmaceutical
11 5 (1.50%) Documentation Skills
11 5 (1.50%) Legal
12 4 (1.20%) Military
Job Titles
1 88 (26.43%) Analyst
2 74 (22.22%) Data Engineer
3 62 (18.62%) Data Analyst
4 40 (12.01%) Senior
5 38 (11.41%) Architect
6 31 (9.31%) Lead
7 26 (7.81%) Data Architect
8 25 (7.51%) Business Analyst
9 18 (5.41%) Senior Data Engineer
10 17 (5.11%) Developer
11 14 (4.20%) Consultant
11 14 (4.20%) Senior Analyst
12 11 (3.30%) Azure Data Engineer
12 11 (3.30%) Azure Engineer
12 11 (3.30%) Data Modeller
12 11 (3.30%) Financial Analyst
13 10 (3.00%) Data Business Analyst
13 10 (3.00%) Senior Data Analyst
14 9 (2.70%) Data Consultant
14 9 (2.70%) Data Manager
Libraries, Frameworks & Software Standards
1 17 (5.11%) PySpark
2 13 (3.90%) Kafka
3 8 (2.40%) Oracle Fusion
4 5 (1.50%) JSON
4 5 (1.50%) Pandas
4 5 (1.50%) React
4 5 (1.50%) XML
5 4 (1.20%) CSS
5 4 (1.20%) HTML
5 4 (1.20%) REST
6 3 (0.90%) AngularJS
6 3 (0.90%) Apache NiFi
6 3 (0.90%) GatsbyJS
6 3 (0.90%) HTML5
6 3 (0.90%) Jest
6 3 (0.90%) Next.js
6 3 (0.90%) pytest
6 3 (0.90%) React Native
6 3 (0.90%) Sass
6 3 (0.90%) Vue
Miscellaneous
1 20 (6.01%) Legacy Systems
2 19 (5.71%) Data Structures
3 14 (4.20%) Reference Data
4 12 (3.60%) Management Information System
5 7 (2.10%) Analytical Mindset
5 7 (2.10%) Cloud Native
5 7 (2.10%) Foreign Exchange (FX)
5 7 (2.10%) Onboarding
5 7 (2.10%) Product Ownership
6 6 (1.80%) Market Risk
6 6 (1.80%) Public Cloud
7 5 (1.50%) Data Protection Act
7 5 (1.50%) Life Science
8 4 (1.20%) Derivative
8 4 (1.20%) Marketing Technology
8 4 (1.20%) Virtual Team
9 3 (0.90%) CMDB
9 3 (0.90%) Distributed Systems
9 3 (0.90%) Linux Command Line
9 3 (0.90%) Reinsurance
Operating Systems
1 5 (1.50%) Linux
2 4 (1.20%) Unix
3 2 (0.60%) Windows
Processes & Methodologies
1 151 (45.35%) Data Governance
2 132 (39.64%) Data Modelling
3 112 (33.63%) ETL
4 96 (28.83%) Analytics
5 95 (28.53%) Problem-Solving
6 83 (24.92%) Business Intelligence
7 78 (23.42%) Data Pipeline
8 70 (21.02%) Data Engineering
9 63 (18.92%) Data Management
9 63 (18.92%) Migration
10 61 (18.32%) Agile
11 59 (17.72%) Data Analysis
12 57 (17.12%) Validation
13 52 (15.62%) Data Architecture
14 50 (15.02%) Visualisation
15 49 (14.71%) Decision-Making
16 48 (14.41%) CI/CD
17 47 (14.11%) Data Integration
18 46 (13.81%) Stakeholder Management
19 40 (12.01%) Data Cleansing
Programming Languages
1 159 (47.75%) SQL
2 119 (35.74%) Python
3 19 (5.71%) Scala
4 18 (5.41%) Java
5 10 (3.00%) R
6 9 (2.70%) JavaScript
7 8 (2.40%) VBA
8 7 (2.10%) PL/SQL
9 6 (1.80%) TypeScript
10 5 (1.50%) Data Analysis Expressions
11 3 (0.90%) ABAP
11 3 (0.90%) Bash
11 3 (0.90%) Kotlin
11 3 (0.90%) T-SQL
12 2 (0.60%) C#
12 2 (0.60%) SAS Macro
13 1 (0.30%) Apex Code
13 1 (0.30%) PowerShell
13 1 (0.30%) PROC SQL
13 1 (0.30%) Shell Script
Qualifications
1 49 (14.71%) Degree
2 33 (9.91%) Security Cleared
3 30 (9.01%) SC Cleared
4 19 (5.71%) Computer Science Degree
5 11 (3.30%) Master's Degree
6 4 (1.20%) Azure Certification
6 4 (1.20%) PMI Certification
6 4 (1.20%) PMP
7 3 (0.90%) ACCA
7 3 (0.90%) CIMA
7 3 (0.90%) DV Cleared
8 2 (0.60%) AWS Certification
8 2 (0.60%) AWS Certified Solutions Architect
9 1 (0.30%) BPSS Clearance
9 1 (0.30%) CBAP
9 1 (0.30%) CIPFA
9 1 (0.30%) IIBA
9 1 (0.30%) ISEB
9 1 (0.30%) Numerate Degree
9 1 (0.30%) TOGAF Certification
Quality Assurance & Compliance
1 21 (6.31%) QA
2 17 (5.11%) GDPR
3 16 (4.80%) Accessibility
4 5 (1.50%) California Consumer Privacy Act
4 5 (1.50%) MiFID
5 3 (0.90%) EMIR
5 3 (0.90%) SLA
5 3 (0.90%) Solvency II
5 3 (0.90%) WCAG
6 2 (0.60%) Actionable Recommendations
6 2 (0.60%) FATCA
7 1 (0.30%) Basel III
7 1 (0.30%) Dodd-Frank
7 1 (0.30%) GxP
7 1 (0.30%) HIPAA
7 1 (0.30%) IFRS
7 1 (0.30%) LOINC
7 1 (0.30%) PCI DSS
7 1 (0.30%) PMO
7 1 (0.30%) SNOMED CT
System Software
1 8 (2.40%) Docker
2 4 (1.20%) Active Directory
3 2 (0.60%) zsh
4 1 (0.30%) NFS
4 1 (0.30%) Tivoli Workload Scheduler
Systems Management
1 28 (8.41%) Terraform
2 12 (3.60%) Kubernetes
3 3 (0.90%) Grafana
3 3 (0.90%) Prometheus
4 2 (0.60%) Kubeflow
5 1 (0.30%) Control-M
5 1 (0.30%) Progress Chef
5 1 (0.30%) Single Sign-On
5 1 (0.30%) Tivoli
5 1 (0.30%) vCenter Server
Vendors
1 42 (12.61%) Databricks
2 40 (12.01%) Informatica
3 31 (9.31%) Microsoft
4 29 (8.71%) SAP
5 27 (8.11%) Google
6 26 (7.81%) Oracle
7 7 (2.10%) Salesforce
7 7 (2.10%) Talend
8 6 (1.80%) Amplitude
8 6 (1.80%) IBM
9 5 (1.50%) MicroStrategy
9 5 (1.50%) Sparx
10 4 (1.20%) Alteryx
10 4 (1.20%) DocuSign
10 4 (1.20%) Teradata
11 3 (0.90%) Duck Creek
11 3 (0.90%) Guidewire
12 2 (0.60%) Ariba
12 2 (0.60%) Bloomberg
12 2 (0.60%) ServiceNow