Data Quality Contract Job Trends in the City of London

Data Quality
Central London > City of London

The table below provides summary statistics and contractor rates for jobs advertised in the City of London requiring Data Quality skills. It covers contract job vacancies from the 6 months leading up to 9 May 2026, with comparisons to the same periods in the previous two years.

6 months to
9 May 2026
Same period 2025 Same period 2024
Rank 42 70 60
Rank change year-on-year +28 -10 +52
Contract jobs citing Data Quality 106 50 67
As % of all contract jobs in the City of London 4.60% 2.86% 3.07%
As % of the Quality Assurance & Compliance category 24.54% 17.24% 17.91%
Number of daily rates quoted 77 28 47
10th Percentile £314 £421 £450
25th Percentile £400 £479 £500
Median daily rate (50th Percentile) £500 £573 £550
Median % change year-on-year -12.66% +4.09% -8.33%
75th Percentile £588 £681 £575
90th Percentile £743 £725 £680
Central London median daily rate £500 £573 £550
% change year-on-year -12.66% +4.09% -8.33%
Number of hourly rates quoted 1 0 0
Median hourly rate £17.23 - -
Central London median hourly rate £17.23 - -

All Quality Assurance and Compliance Skills
City of 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 the City of London.

Contract vacancies with a requirement for quality assurance or compliance skills 432 290 374
As % of all contract IT jobs advertised in the City of London 18.76% 16.61% 17.16%
Number of daily rates quoted 293 186 268
10th Percentile £335 £375 £363
25th Percentile £425 £462 £463
Median daily rate (50th Percentile) £525 £568 £550
Median % change year-on-year -7.49% +3.18% -8.33%
75th Percentile £653 £703 £653
90th Percentile £764 £800 £775
Central London median daily rate £525 £557 £550
% change year-on-year -5.75% +1.27% -8.33%
Number of hourly rates quoted 3 1 3
10th Percentile £19.23 - £16.78
25th Percentile £22.24 - £17.96
Median hourly rate £27.50 £22.00 £20.61
Median % change year-on-year +25.00% +6.77% -
75th Percentile £52.25 - £22.65
90th Percentile £66.95 - £23.46
Central London median hourly rate £26.11 £22.50 £23.40
% change year-on-year +16.04% -3.85% -0.43%

Data Quality
Job Vacancy Trend in the City of London

Historical trend showing the proportion of contract IT job postings citing Data Quality relative to all contract IT jobs advertised in the City of London.

Data Quality job vacancy trend in the City of London

Data Quality
Daily Rate Trend in the City of London

Contractor daily rate distribution trend for jobs in the City of London citing Data Quality.

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

Data Quality
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing Data Quality in the City of London over the 6 months to 9 May 2026.

Daily rate histogram for Data Quality in the City of London

Data Quality
Hourly Rate Trend in the City of London

Contractor hourly rate distribution trend for jobs in the City of London citing Data Quality.

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

Data Quality
Co-Occurring Skills & Capabilities in the City of London by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Application Platforms
1 14 (13.21%) Apache Airflow
2 4 (3.77%) Apache
2 4 (3.77%) Apache Spark
3 3 (2.83%) Confluence
4 2 (1.89%) SharePoint
5 1 (0.94%) Microsoft Exchange
5 1 (0.94%) SAS
Applications
1 13 (12.26%) Microsoft Excel
2 4 (3.77%) Microsoft PowerPoint
2 4 (3.77%) MS Visio
3 1 (0.94%) Microsoft Project
3 1 (0.94%) Spreadsheet
Business Applications
1 7 (6.60%) SAP S/4HANA
2 5 (4.72%) BambooHR
3 1 (0.94%) Actimize
3 1 (0.94%) SAP ERP
3 1 (0.94%) SAP MM
Cloud Services
1 36 (33.96%) Azure
2 34 (32.08%) Power Platform
3 24 (22.64%) AWS
4 19 (17.92%) Snowflake
5 13 (12.26%) Azure Data Factory
6 11 (10.38%) dbt
7 10 (9.43%) GCP
8 9 (8.49%) Amazon S3
9 8 (7.55%) Collibra
9 8 (7.55%) Prefect
9 8 (7.55%) Serverless
10 7 (6.60%) AWS Lambda
11 6 (5.66%) Azure Synapse Analytics
11 6 (5.66%) Dagster
12 5 (4.72%) Microsoft Purview
13 3 (2.83%) Amazon SageMaker
14 2 (1.89%) Amazon EventBridge
14 2 (1.89%) Amazon Kinesis
14 2 (1.89%) Azure DevOps
14 2 (1.89%) Textract
Communications & Networking
1 1 (0.94%) Hyperconnected
Database & Business Intelligence
1 31 (29.25%) Power BI
2 21 (19.81%) Metadata
3 18 (16.98%) Data Warehouse
4 12 (11.32%) Tableau
5 10 (9.43%) Amazon Redshift
6 7 (6.60%) Data Lake
6 7 (6.60%) Snowflake Schema
6 7 (6.60%) SQL Server
7 6 (5.66%) Looker
8 5 (4.72%) BigQuery
9 4 (3.77%) Geospatial Data
9 4 (3.77%) Relational Database
10 3 (2.83%) Amazon Athena
10 3 (2.83%) Delta Lake
10 3 (2.83%) Star Schema
11 2 (1.89%) Amazon RDS
11 2 (1.89%) DynamoDB
11 2 (1.89%) Hadoop
11 2 (1.89%) NoSQL
11 2 (1.89%) PostgreSQL
Development Applications
1 6 (5.66%) Git
2 4 (3.77%) JIRA
3 2 (1.89%) GitLab
4 1 (0.94%) Eclipse
4 1 (0.94%) ERwin
4 1 (0.94%) MLflow
General
1 45 (42.45%) Finance
2 32 (30.19%) Analytical Skills
3 31 (29.25%) Social Skills
4 17 (16.04%) Banking
5 7 (6.60%) Legal
5 7 (6.60%) Public Sector
6 4 (3.77%) Telecoms
7 3 (2.83%) Publishing
8 2 (1.89%) Financial Institution
8 2 (1.89%) Inclusion and Diversity
8 2 (1.89%) Investment Banking
9 1 (0.94%) Advertising
9 1 (0.94%) Documentation Skills
9 1 (0.94%) Front Office
9 1 (0.94%) Law
9 1 (0.94%) Marketing
9 1 (0.94%) Military
9 1 (0.94%) Organisational Skills
9 1 (0.94%) Pharmaceutical
9 1 (0.94%) Retail
Job Titles
1 29 (27.36%) Data Engineer
2 27 (25.47%) Analyst
3 19 (17.92%) Data Analyst
4 8 (7.55%) Architect
4 8 (7.55%) Business Analyst
5 7 (6.60%) Snowflake Data Engineer
5 7 (6.60%) Snowflake Engineer
6 6 (5.66%) Consultant
6 6 (5.66%) Data Architect
6 6 (5.66%) Lead
7 3 (2.83%) Data Quality Analyst
7 3 (2.83%) Quality Analyst
7 3 (2.83%) Risk Analyst
7 3 (2.83%) Senior
8 2 (1.89%) AWS Data Engineer
8 2 (1.89%) Azure Architect
8 2 (1.89%) Azure Data Engineer
8 2 (1.89%) Data Business Analyst
8 2 (1.89%) SAP S/4HANA Consultant
8 2 (1.89%) Senior Data Engineer
Libraries, Frameworks & Software Standards
1 12 (11.32%) PySpark
2 6 (5.66%) Kafka
2 6 (5.66%) Pandas
3 4 (3.77%) GeoJSON
3 4 (3.77%) REST
3 4 (3.77%) scikit-learn
4 3 (2.83%) JSON
4 3 (2.83%) Matplotlib
4 3 (2.83%) NumPy
4 3 (2.83%) Polars
5 2 (1.89%) boto
5 2 (1.89%) Great Expectations
5 2 (1.89%) Microsoft Graph
5 2 (1.89%) Node.js
5 2 (1.89%) pytest
5 2 (1.89%) PyTorch
5 2 (1.89%) React
6 1 (0.94%) SAP Fiori
6 1 (0.94%) Spring Boot
6 1 (0.94%) Vert.x
Miscellaneous
1 9 (8.49%) Legacy Systems
2 8 (7.55%) Data Structures
3 6 (5.66%) Cloud Native
4 4 (3.77%) Clustering
4 4 (3.77%) Management Information System
5 3 (2.83%) Analytical Mindset
5 3 (2.83%) CMDB
5 3 (2.83%) Equities
5 3 (2.83%) Onboarding
5 3 (2.83%) Self-Motivation
6 2 (1.89%) Derivative
6 2 (1.89%) Distributed Systems
6 2 (1.89%) Fixed Income
6 2 (1.89%) Foreign Exchange (FX)
6 2 (1.89%) Freedom of Information
6 2 (1.89%) Market Risk
6 2 (1.89%) NHS
6 2 (1.89%) Product Ownership
6 2 (1.89%) Reference Data
6 2 (1.89%) Replication
Processes & Methodologies
1 49 (46.23%) Data Modelling
2 40 (37.74%) Analytics
2 40 (37.74%) Data Pipeline
3 36 (33.96%) Data Governance
4 35 (33.02%) Business Intelligence
4 35 (33.02%) Validation
5 31 (29.25%) Data Engineering
5 31 (29.25%) ETL
6 23 (21.70%) AI
7 18 (16.98%) Problem-Solving
7 18 (16.98%) Use Case
8 17 (16.04%) Decision-Making
9 16 (15.09%) CI/CD
9 16 (15.09%) Data Science
9 16 (15.09%) Migration
9 16 (15.09%) Stakeholder Engagement
9 16 (15.09%) Stakeholder Management
10 15 (14.15%) Performance Tuning
11 14 (13.21%) Data Lineage
11 14 (13.21%) Data Management
Programming Languages
1 54 (50.94%) SQL
2 49 (46.23%) Python
3 8 (7.55%) Data Analysis Expressions
4 5 (4.72%) Java
5 2 (1.89%) R
5 2 (1.89%) Scala
6 1 (0.94%) C#
6 1 (0.94%) C++
6 1 (0.94%) JavaScript
6 1 (0.94%) PL/SQL
6 1 (0.94%) T-SQL
6 1 (0.94%) VBA
Qualifications
1 15 (14.15%) Security Cleared
2 10 (9.43%) SC Cleared
3 9 (8.49%) Degree
4 5 (4.72%) BPSS Clearance
5 3 (2.83%) Computer Science Degree
6 2 (1.89%) DV Cleared
6 2 (1.89%) PMI Certification
6 2 (1.89%) SnowPro
7 1 (0.94%) ACCA
7 1 (0.94%) CBAP
7 1 (0.94%) CFA
7 1 (0.94%) CIMA
7 1 (0.94%) DBS Check
7 1 (0.94%) PMP
7 1 (0.94%) RIBA
Quality Assurance & Compliance
1 13 (12.26%) QA
2 12 (11.32%) GDPR
3 2 (1.89%) Accessibility
3 2 (1.89%) Basel III
3 2 (1.89%) ISO/IEC 27001
3 2 (1.89%) NIST
4 1 (0.94%) Actionable Recommendations
4 1 (0.94%) HIPAA
4 1 (0.94%) HL7
4 1 (0.94%) PMO
4 1 (0.94%) Sarbanes-Oxley
4 1 (0.94%) Solvency II
System Software
1 3 (2.83%) Docker
Systems Management
1 3 (2.83%) Terraform
2 2 (1.89%) Kubernetes
Vendors
1 24 (22.64%) Databricks
2 23 (21.70%) Microsoft
3 12 (11.32%) SAP
4 10 (9.43%) Informatica
5 6 (5.66%) Oracle
6 5 (4.72%) Salesforce
6 5 (4.72%) Workday
7 4 (3.77%) Google
7 4 (3.77%) ServiceNow
8 1 (0.94%) Alteryx
8 1 (0.94%) BMC
8 1 (0.94%) Cerner
8 1 (0.94%) LexisNexis
8 1 (0.94%) Marketo
8 1 (0.94%) MuleSoft
8 1 (0.94%) Pega
8 1 (0.94%) Qualtrics
8 1 (0.94%) Talend
8 1 (0.94%) VMware
8 1 (0.94%) Zerto