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 25 April 2026, with comparisons to the same periods in the previous two years.

6 months to
25 Apr 2026
Same period 2025 Same period 2024
Rank 46 73 54
Rank change year-on-year +27 -19 +59
Contract jobs citing Data Quality 101 49 73
As % of all contract jobs in the City of London 4.45% 2.75% 3.30%
As % of the Quality Assurance & Compliance category 23.71% 17.13% 19.16%
Number of daily rates quoted 74 27 54
10th Percentile £313 £443 £450
25th Percentile £378 £480 £500
Median daily rate (50th Percentile) £500 £575 £550
Median % change year-on-year -13.04% +4.55% -10.20%
75th Percentile £588 £683 £575
90th Percentile £746 £725 £697
Central London median daily rate £500 £575 £550
% change year-on-year -13.04% +4.55% -12.00%
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 426 286 381
As % of all contract IT jobs advertised in the City of London 18.78% 16.08% 17.22%
Number of daily rates quoted 297 185 278
10th Percentile £358 £375 £363
25th Percentile £443 £463 £463
Median daily rate (50th Percentile) £538 £570 £550
Median % change year-on-year -5.70% +3.64% -8.33%
75th Percentile £673 £700 £670
90th Percentile £775 £800 £758
Central London median daily rate £530 £557 £550
% change year-on-year -4.85% +1.27% -8.33%
Number of hourly rates quoted 3 1 4
10th Percentile £19.23 - £17.18
25th Percentile £22.24 - £18.94
Median hourly rate £27.50 £22.00 £21.80
Median % change year-on-year +25.00% +0.91% -63.36%
75th Percentile £52.25 - £36.44
90th Percentile £66.95 - £58.83
Central London median hourly rate £26.11 £22.50 £23.80
% change year-on-year +16.04% -5.46% -4.80%

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 25 April 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 15 (14.85%) Apache Airflow
2 5 (4.95%) Apache
3 3 (2.97%) Apache Spark
4 2 (1.98%) Confluence
4 2 (1.98%) SharePoint
5 1 (0.99%) Microsoft Exchange
5 1 (0.99%) SAS
Applications
1 11 (10.89%) Microsoft Excel
2 3 (2.97%) Microsoft PowerPoint
2 3 (2.97%) MS Visio
3 1 (0.99%) Microsoft Project
3 1 (0.99%) Spreadsheet
Business Applications
1 7 (6.93%) SAP S/4HANA
2 5 (4.95%) BambooHR
3 1 (0.99%) Actimize
3 1 (0.99%) Maximo
3 1 (0.99%) SAP ERP
3 1 (0.99%) SAP MM
3 1 (0.99%) Sparx Enterprise Architect
Cloud Services
1 32 (31.68%) Azure
1 32 (31.68%) Power Platform
2 24 (23.76%) AWS
3 18 (17.82%) Snowflake
4 12 (11.88%) Azure Data Factory
5 11 (10.89%) dbt
6 10 (9.90%) GCP
7 9 (8.91%) Amazon S3
7 9 (8.91%) Prefect
8 8 (7.92%) Serverless
9 7 (6.93%) AWS Lambda
9 7 (6.93%) Collibra
9 7 (6.93%) Dagster
10 6 (5.94%) Azure Synapse Analytics
11 4 (3.96%) Microsoft Purview
12 3 (2.97%) Amazon SageMaker
13 2 (1.98%) AWS Step Functions
13 2 (1.98%) Azure DevOps
13 2 (1.98%) Fivetran
13 2 (1.98%) Power Automate
Communications & Networking
1 1 (0.99%) Hyperconnected
Database & Business Intelligence
1 29 (28.71%) Power BI
2 19 (18.81%) Data Warehouse
2 19 (18.81%) Metadata
3 12 (11.88%) Tableau
4 10 (9.90%) Amazon Redshift
5 7 (6.93%) Data Lake
5 7 (6.93%) Snowflake Schema
5 7 (6.93%) SQL Server
6 6 (5.94%) Looker
7 5 (4.95%) BigQuery
7 5 (4.95%) Relational Database
8 4 (3.96%) Geospatial Data
8 4 (3.96%) Star Schema
9 3 (2.97%) Amazon Athena
9 3 (2.97%) PostgreSQL
10 2 (1.98%) Amazon RDS
10 2 (1.98%) Big Data
10 2 (1.98%) DynamoDB
10 2 (1.98%) Hadoop
10 2 (1.98%) SQL Server Integration Services
Development Applications
1 6 (5.94%) Git
2 3 (2.97%) JIRA
3 2 (1.98%) ERwin
3 2 (1.98%) GitLab
4 1 (0.99%) MLflow
4 1 (0.99%) PowerDesigner
General
1 40 (39.60%) Finance
2 30 (29.70%) Analytical Skills
3 29 (28.71%) Social Skills
4 16 (15.84%) Banking
5 7 (6.93%) Legal
6 6 (5.94%) Public Sector
7 4 (3.96%) Telecoms
8 3 (2.97%) Publishing
9 2 (1.98%) Financial Institution
9 2 (1.98%) Inclusion and Diversity
9 2 (1.98%) Investment Banking
9 2 (1.98%) Retail
10 1 (0.99%) Documentation Skills
10 1 (0.99%) Front Office
10 1 (0.99%) Law
10 1 (0.99%) Marketing
10 1 (0.99%) Organisational Skills
10 1 (0.99%) Pharmaceutical
Job Titles
1 31 (30.69%) Data Engineer
2 24 (23.76%) Analyst
3 16 (15.84%) Data Analyst
4 8 (7.92%) Business Analyst
5 7 (6.93%) Architect
5 7 (6.93%) Snowflake Data Engineer
5 7 (6.93%) Snowflake Engineer
6 6 (5.94%) Consultant
7 5 (4.95%) Data Architect
7 5 (4.95%) Senior
8 4 (3.96%) Lead
8 4 (3.96%) Senior Data Engineer
9 3 (2.97%) Data Modeller
9 3 (2.97%) Data Quality Analyst
9 3 (2.97%) Quality Analyst
9 3 (2.97%) Risk Analyst
10 2 (1.98%) Configuration Engineer
10 2 (1.98%) Data Consultant
10 2 (1.98%) Data Governance Specialist
10 2 (1.98%) Data Migration Engineer
Libraries, Frameworks & Software Standards
1 10 (9.90%) PySpark
2 6 (5.94%) Pandas
3 5 (4.95%) Kafka
4 4 (3.96%) GeoJSON
4 4 (3.96%) JSON
4 4 (3.96%) REST
4 4 (3.96%) scikit-learn
5 3 (2.97%) Matplotlib
5 3 (2.97%) NumPy
5 3 (2.97%) Polars
6 2 (1.98%) boto
6 2 (1.98%) Great Expectations
6 2 (1.98%) Microsoft Graph
6 2 (1.98%) Node.js
6 2 (1.98%) pytest
6 2 (1.98%) PyTorch
6 2 (1.98%) React
6 2 (1.98%) XML
7 1 (0.99%) AWS CDK
7 1 (0.99%) Vert.x
Miscellaneous
1 9 (8.91%) Data Structures
1 9 (8.91%) Legacy Systems
2 6 (5.94%) Cloud Native
3 4 (3.96%) Clustering
4 3 (2.97%) CMDB
4 3 (2.97%) Equities
4 3 (2.97%) Management Information System
4 3 (2.97%) Reference Data
4 3 (2.97%) Self-Motivation
5 2 (1.98%) Analytical Mindset
5 2 (1.98%) Derivative
5 2 (1.98%) Distributed Systems
5 2 (1.98%) Fixed Income
5 2 (1.98%) Foreign Exchange (FX)
5 2 (1.98%) Market Risk
5 2 (1.98%) NHS
5 2 (1.98%) Onboarding
5 2 (1.98%) Reinsurance
5 2 (1.98%) Replication
6 1 (0.99%) Security Posture
Processes & Methodologies
1 48 (47.52%) Data Modelling
2 40 (39.60%) Data Pipeline
3 38 (37.62%) Analytics
4 34 (33.66%) Business Intelligence
4 34 (33.66%) Data Governance
4 34 (33.66%) Validation
5 33 (32.67%) ETL
6 28 (27.72%) Data Engineering
7 23 (22.77%) AI
8 18 (17.82%) Problem-Solving
9 17 (16.83%) Migration
10 16 (15.84%) Decision-Making
10 16 (15.84%) Performance Tuning
10 16 (15.84%) Stakeholder Engagement
10 16 (15.84%) Use Case
11 15 (14.85%) CI/CD
11 15 (14.85%) Data Science
12 14 (13.86%) Data Management
12 14 (13.86%) Stakeholder Management
13 13 (12.87%) Data Transformation
Programming Languages
1 51 (50.50%) SQL
2 47 (46.53%) Python
3 7 (6.93%) Data Analysis Expressions
4 5 (4.95%) Java
5 2 (1.98%) R
5 2 (1.98%) Scala
6 1 (0.99%) C#
6 1 (0.99%) C++
6 1 (0.99%) JavaScript
6 1 (0.99%) PL/SQL
6 1 (0.99%) T-SQL
6 1 (0.99%) VBA
Qualifications
1 15 (14.85%) Security Cleared
2 10 (9.90%) SC Cleared
3 8 (7.92%) Degree
4 5 (4.95%) BPSS Clearance
5 3 (2.97%) Computer Science Degree
6 2 (1.98%) DV Cleared
6 2 (1.98%) SnowPro
7 1 (0.99%) CFA
7 1 (0.99%) DBS Check
7 1 (0.99%) PMI Certification
7 1 (0.99%) PMP
7 1 (0.99%) RIBA
7 1 (0.99%) TOGAF Certification
Quality Assurance & Compliance
1 12 (11.88%) GDPR
2 10 (9.90%) QA
3 2 (1.98%) Basel III
3 2 (1.98%) ISO/IEC 27001
3 2 (1.98%) NIST
4 1 (0.99%) Accessibility
4 1 (0.99%) Actionable Recommendations
4 1 (0.99%) HIPAA
4 1 (0.99%) HL7
4 1 (0.99%) PMO
4 1 (0.99%) Sarbanes-Oxley
4 1 (0.99%) Solvency II
System Software
1 2 (1.98%) Docker
Systems Management
1 4 (3.96%) Terraform
2 2 (1.98%) Kubernetes
Vendors
1 22 (21.78%) Databricks
2 21 (20.79%) Microsoft
3 12 (11.88%) SAP
4 9 (8.91%) Informatica
5 6 (5.94%) Oracle
6 5 (4.95%) Salesforce
6 5 (4.95%) Workday
7 4 (3.96%) Google
7 4 (3.96%) ServiceNow
8 1 (0.99%) Alteryx
8 1 (0.99%) BMC
8 1 (0.99%) Cerner
8 1 (0.99%) IBM
8 1 (0.99%) LexisNexis
8 1 (0.99%) Marketo
8 1 (0.99%) MuleSoft
8 1 (0.99%) Palantir
8 1 (0.99%) Pega
8 1 (0.99%) Talend
8 1 (0.99%) Zerto