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 30 April 2025, comparing them to the same period in the previous two years.

6 months to
30 Apr 2025
Same period 2024 Same period 2023
Rank 97 93 132
Rank change year-on-year -4 +39 +61
Contract jobs citing Data Quality 346 448 529
As % of all contract jobs advertised in London 2.76% 2.51% 1.96%
As % of the Quality Assurance & Compliance category 17.39% 17.94% 14.99%
Number of daily rates quoted 236 331 355
10th Percentile £325 £375 £375
25th Percentile £408 £463 £466
Median daily rate (50th Percentile) £525 £550 £570
Median % change year-on-year -4.55% -3.51% -0.87%
75th Percentile £650 £688 £675
90th Percentile £751 £800 £775
England median daily rate £525 £550 £540
% change year-on-year -4.55% +1.85% -1.82%
Number of hourly rates quoted 4 8 12
10th Percentile £30.80 £19.08 -
25th Percentile £37.52 £41.95 £21.24
Median hourly rate £67.50 £50.50 £22.49
Median % change year-on-year +33.66% +124.59% -56.34%
75th Percentile £93.75 £55.75 £23.73
90th Percentile - £64.98 £76.62
England median hourly rate £31.64 £22.56 £22.49
% change year-on-year +40.26% +0.32% +13.88%

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 1,990 2,497 3,529
As % of all contract IT jobs advertised in London 15.85% 13.99% 13.05%
Number of daily rates quoted 1,315 1,768 2,545
10th Percentile £313 £350 £350
25th Percentile £413 £425 £450
Median daily rate (50th Percentile) £530 £550 £563
Median % change year-on-year -3.64% -2.22% +2.27%
75th Percentile £675 £688 £688
90th Percentile £775 £788 £793
England median daily rate £513 £525 £525
% change year-on-year -2.38% - -
Number of hourly rates quoted 28 63 36
10th Percentile £19.44 £12.90 £20.25
25th Percentile £22.27 £17.94 £21.24
Median hourly rate £34.75 £25.00 £30.75
Median % change year-on-year +39.00% -18.70% -30.90%
75th Percentile £57.50 £46.25 £63.75
90th Percentile £86.37 £56.75 £81.25
England median hourly rate £34.75 £22.42 £41.50
% change year-on-year +55.00% -45.98% +50.91%

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 30 April 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 30 April 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 30 April 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 -16 50 £575 +4.55% 20
West London +13 2 £475 - 9
South London +6 2 £554 +8.05% 6
North London -3 2 £714 +217.11%
East London +12 1 £620 +3.33% 3
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 30 (8.67%) Apache Spark
2 20 (5.78%) Apache
3 18 (5.20%) Apache Airflow
4 8 (2.31%) SAS
5 6 (1.73%) Confluence
5 6 (1.73%) SharePoint
6 1 (0.29%) ArcGIS
6 1 (0.29%) CMS
6 1 (0.29%) Luigi
6 1 (0.29%) Oracle Application Server
6 1 (0.29%) Oracle Workflow
Applications
1 44 (12.72%) Microsoft Excel
2 10 (2.89%) Microsoft PowerPoint
3 7 (2.02%) MS Visio
4 6 (1.73%) Oracle Smart View
5 3 (0.87%) Microsoft Office
6 2 (0.58%) Microsoft Project
Business Applications
1 15 (4.34%) SAP S/4HANA
2 6 (1.73%) SAP MDG
3 3 (0.87%) Dynamics CRM
4 2 (0.58%) Sparx Enterprise Architect
5 1 (0.29%) Endur
5 1 (0.29%) HFM
5 1 (0.29%) Loan IQ
5 1 (0.29%) Murex MxG2000
5 1 (0.29%) NEC Housing
5 1 (0.29%) Oracle ERP
5 1 (0.29%) Salesforce CRM
5 1 (0.29%) SAP HR
5 1 (0.29%) SAP PM
Cloud Services
1 97 (28.03%) Azure
2 69 (19.94%) Power Platform
3 57 (16.47%) AWS
4 35 (10.12%) Azure Data Factory
4 35 (10.12%) GCP
5 22 (6.36%) Snowflake
6 17 (4.91%) Collibra
7 13 (3.76%) Amazon S3
8 12 (3.47%) Azure DevOps
8 12 (3.47%) Azure Synapse Analytics
8 12 (3.47%) dbt
9 10 (2.89%) AWS Lambda
9 10 (2.89%) Serverless
10 8 (2.31%) GitHub
10 8 (2.31%) Microsoft Purview
11 7 (2.02%) Cloud Computing
11 7 (2.02%) Microsoft 365
11 7 (2.02%) SaaS
11 7 (2.02%) WhatsApp
12 6 (1.73%) Alation
Communications & Networking
1 3 (0.87%) Unified Communications
2 1 (0.29%) DNS
2 1 (0.29%) FTP
2 1 (0.29%) HTTP
2 1 (0.29%) Internet
2 1 (0.29%) Network Security
Database & Business Intelligence
1 86 (24.86%) Data Warehouse
2 69 (19.94%) Power BI
3 49 (14.16%) Data Lake
4 39 (11.27%) Tableau
5 34 (9.83%) Metadata
6 23 (6.65%) Big Data
7 22 (6.36%) SQL Server
8 21 (6.07%) Snowflake Schema
9 20 (5.78%) Relational Database
10 15 (4.34%) BigQuery
11 13 (3.76%) PostgreSQL
12 12 (3.47%) Amazon Redshift
12 12 (3.47%) Delta Lake
12 12 (3.47%) NoSQL
12 12 (3.47%) Oracle Database
13 11 (3.18%) SQL Server Integration Services
13 11 (3.18%) Star Schema
14 10 (2.89%) Hadoop
15 9 (2.60%) Power Query
16 8 (2.31%) Qlik Sense
Development Applications
1 16 (4.62%) JIRA
2 11 (3.18%) Git
3 7 (2.02%) ERwin
4 6 (1.73%) Oracle Forms
5 4 (1.16%) Terragrunt
6 3 (0.87%) MLflow
7 2 (0.58%) Jenkins
7 2 (0.58%) LSMW
7 2 (0.58%) MagicDraw
8 1 (0.29%) Browser DevTools
8 1 (0.29%) ER Studio
8 1 (0.29%) GitLab
8 1 (0.29%) IBM UrbanCode
8 1 (0.29%) Postman
8 1 (0.29%) PowerDesigner
8 1 (0.29%) Selenium
8 1 (0.29%) SQL Server Management Studio (SSMS)
8 1 (0.29%) Vite
8 1 (0.29%) webpack
General
1 125 (36.13%) Social Skills
2 108 (31.21%) Finance
3 105 (30.35%) Analytical Skills
4 54 (15.61%) Banking
5 19 (5.49%) Investment Banking
5 19 (5.49%) Organisational Skills
6 18 (5.20%) Public Sector
7 15 (4.34%) Retail
8 11 (3.18%) Presentation Skills
9 10 (2.89%) Front Office
9 10 (2.89%) Influencing Skills
10 9 (2.60%) Financial Institution
10 9 (2.60%) Inclusion and Diversity
10 9 (2.60%) Legal
11 8 (2.31%) Marketing
12 7 (2.02%) Military
12 7 (2.02%) Retail Banking
13 5 (1.45%) Local Government
13 5 (1.45%) Pharmaceutical
14 4 (1.16%) Corporate Banking
Job Titles
1 86 (24.86%) Data Engineer
2 83 (23.99%) Analyst
3 59 (17.05%) Data Analyst
4 37 (10.69%) Lead
5 33 (9.54%) Architect
6 29 (8.38%) Senior
7 22 (6.36%) Data Architect
8 20 (5.78%) Consultant
9 15 (4.34%) Business Analyst
10 13 (3.76%) Developer
10 13 (3.76%) Senior Analyst
11 12 (3.47%) Data Consultant
11 12 (3.47%) Senior Data Engineer
12 10 (2.89%) Data Business Analyst
12 10 (2.89%) Data Modeller
13 9 (2.60%) Data Steward
13 9 (2.60%) Head of Analytics
13 9 (2.60%) Senior Data Analyst
14 8 (2.31%) AWS Data Engineer
14 8 (2.31%) AWS Engineer
Libraries, Frameworks & Software Standards
1 17 (4.91%) Kafka
1 17 (4.91%) PySpark
2 8 (2.31%) REST
3 7 (2.02%) Oracle Fusion
4 6 (1.73%) React
4 6 (1.73%) SOAP
5 5 (1.45%) Pandas
5 5 (1.45%) Plotly
5 5 (1.45%) PyTorch
5 5 (1.45%) scikit-learn
5 5 (1.45%) TensorFlow
6 4 (1.16%) .NET
6 4 (1.16%) JSON
6 4 (1.16%) XML
7 3 (0.87%) FHIR
7 3 (0.87%) NumPy
7 3 (0.87%) OpenCV
7 3 (0.87%) pydantic
7 3 (0.87%) SciPy
8 2 (0.58%) YAML
Miscellaneous
1 19 (5.49%) Data Structures
2 18 (5.20%) Legacy Systems
3 16 (4.62%) Reference Data
4 13 (3.76%) Management Information System
5 8 (2.31%) Onboarding
6 7 (2.02%) Data Protection Act
6 7 (2.02%) Foreign Exchange (FX)
7 6 (1.73%) Distributed Systems
7 6 (1.73%) Product Ownership
8 4 (1.16%) Algorithms
8 4 (1.16%) Distributed Computing
8 4 (1.16%) Greenfield Project
8 4 (1.16%) Life Science
8 4 (1.16%) Market Risk
8 4 (1.16%) Taxonomies
9 3 (0.87%) Analytical Mindset
9 3 (0.87%) Credit Risk
9 3 (0.87%) Derivative
9 3 (0.87%) NHS
9 3 (0.87%) Virtual Team
Operating Systems
1 4 (1.16%) Linux
1 4 (1.16%) Unix
2 2 (0.58%) Windows
Processes & Methodologies
1 153 (44.22%) Data Governance
2 126 (36.42%) Data Modelling
3 115 (33.24%) Problem-Solving
4 102 (29.48%) ETL
5 96 (27.75%) Analytics
6 89 (25.72%) Business Intelligence
7 77 (22.25%) Data Management
7 77 (22.25%) Data Pipeline
8 73 (21.10%) Visualisation
9 72 (20.81%) Data Engineering
10 68 (19.65%) Data Analysis
10 68 (19.65%) Migration
11 59 (17.05%) Data Integration
11 59 (17.05%) Validation
12 48 (13.87%) Data Visualisation
12 48 (13.87%) Decision-Making
13 47 (13.58%) Data Cleansing
14 46 (13.29%) Data Science
15 45 (13.01%) Machine Learning
16 43 (12.43%) Data Architecture
Programming Languages
1 155 (44.80%) SQL
2 129 (37.28%) Python
3 15 (4.34%) Scala
4 9 (2.60%) PL/SQL
5 8 (2.31%) Java
5 8 (2.31%) JavaScript
5 8 (2.31%) T-SQL
6 7 (2.02%) R
7 6 (1.73%) Data Analysis Expressions
8 4 (1.16%) VBA
9 3 (0.87%) ABAP
10 2 (0.58%) ANSI SQL
10 2 (0.58%) SAS Macro
10 2 (0.58%) Shell Script
11 1 (0.29%) Apex Code
11 1 (0.29%) Bash
11 1 (0.29%) C#
11 1 (0.29%) PowerShell
11 1 (0.29%) PROC SQL
11 1 (0.29%) TypeScript
Qualifications
1 55 (15.90%) Degree
2 37 (10.69%) Security Cleared
3 33 (9.54%) SC Cleared
4 18 (5.20%) Computer Science Degree
5 12 (3.47%) Master's Degree
6 6 (1.73%) PMI Certification
6 6 (1.73%) PMP
7 5 (1.45%) AWS Certification
8 4 (1.16%) Azure Certification
8 4 (1.16%) Numerate Degree
9 3 (0.87%) AWS Certified Solutions Architect
9 3 (0.87%) BPSS Clearance
9 3 (0.87%) DV Cleared
10 2 (0.58%) CBAP
10 2 (0.58%) Microsoft Certification
11 1 (0.29%) ACCA
11 1 (0.29%) CAPM
11 1 (0.29%) CIMA
11 1 (0.29%) CIPFA
11 1 (0.29%) MBA
Quality Assurance & Compliance
1 25 (7.23%) GDPR
2 22 (6.36%) QA
3 16 (4.62%) Accessibility
4 7 (2.02%) California Consumer Privacy Act
5 4 (1.16%) ISO/IEC 27001
6 3 (0.87%) HIPAA
7 2 (0.58%) Actionable Recommendations
7 2 (0.58%) EMIR
7 2 (0.58%) MiFID
7 2 (0.58%) SLA
8 1 (0.29%) Basel III
8 1 (0.29%) Dodd-Frank
8 1 (0.29%) LOINC
8 1 (0.29%) PCI DSS
8 1 (0.29%) Sarbanes-Oxley
8 1 (0.29%) SNOMED CT
8 1 (0.29%) WCAG
System Software
1 9 (2.60%) Docker
2 3 (0.87%) Active Directory
3 2 (0.58%) HDFS
4 1 (0.29%) NFS
4 1 (0.29%) Tivoli Workload Scheduler
Systems Management
1 16 (4.62%) Terraform
2 7 (2.02%) Kubernetes
3 3 (0.87%) Kubeflow
4 1 (0.29%) Ansible
4 1 (0.29%) Progress Chef
4 1 (0.29%) Single Sign-On
4 1 (0.29%) Tivoli
Vendors
1 46 (13.29%) Microsoft
2 44 (12.72%) Databricks
3 36 (10.40%) Informatica
4 32 (9.25%) SAP
5 29 (8.38%) Oracle
6 20 (5.78%) Google
7 9 (2.60%) IBM
7 9 (2.60%) Salesforce
8 8 (2.31%) Alteryx
9 6 (1.73%) Talend
10 5 (1.45%) Ariba
11 4 (1.16%) MicroStrategy
11 4 (1.16%) Sparx
12 3 (0.87%) Ab Initio
12 3 (0.87%) Atlassian
12 3 (0.87%) DocuSign
13 2 (0.58%) Cloudera
13 2 (0.58%) New Relic
13 2 (0.58%) ServiceNow
13 2 (0.58%) Splunk