Data Quality Contracts in Central London

Data Quality
London > Central London

The table below provides summary statistics for contract job vacancies advertised in Central 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 21 May 2025, comparing them to the same period in the previous two years.

6 months to
21 May 2025
Same period 2024 Same period 2023
Rank 72 66 117
Rank change year-on-year -6 +51 +26
Contract jobs citing Data Quality 55 71 57
As % of all contract jobs advertised in Central London 2.82% 2.94% 1.51%
As % of the Quality Assurance & Compliance category 17.13% 17.11% 11.45%
Number of daily rates quoted 32 49 37
10th Percentile £425 £450 £365
25th Percentile £475 £500 £450
Median daily rate (50th Percentile) £513 £550 £600
Median % change year-on-year -6.82% -8.33% +4.35%
75th Percentile £631 £588 £675
90th Percentile £724 £694 £780
London median daily rate £525 £575 £550
% change year-on-year -8.70% +4.55% -4.35%

All Quality Assurance and Compliance Skills
Central 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 Central London.

Contract vacancies with a requirement for quality assurance or compliance skills 321 415 498
As % of all contract IT jobs advertised in Central London 16.49% 17.17% 13.15%
Number of daily rates quoted 211 296 361
10th Percentile £375 £363 £375
25th Percentile £462 £463 £495
Median daily rate (50th Percentile) £565 £550 £600
Median % change year-on-year +2.73% -8.33% +7.87%
75th Percentile £708 £650 £713
90th Percentile £825 £769 £825
London median daily rate £533 £550 £575
% change year-on-year -3.18% -4.35% +4.55%
Number of hourly rates quoted 5 6 1
10th Percentile £19.36 £17.96 -
25th Percentile £21.25 £20.44 -
Median hourly rate £22.50 £23.40 £25.00
Median % change year-on-year -3.85% -6.40% -39.76%
75th Percentile £24.25 £25.92 -
90th Percentile - £35.16 -
London median hourly rate £34.50 £24.18 £35.00
% change year-on-year +42.68% -30.91% -21.35%

Data Quality
Job Vacancy Trend in Central London

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

Job vacancy trend for Data Quality in Central London

Data Quality
Contractor Daily Rate Trend in Central London

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

Daily rate trend for Data Quality in Central London

Data Quality
Daily Rate Histogram in Central London

Daily rate distribution for jobs citing Data Quality in Central London over the 6 months to 21 May 2025.

Daily rate histogram for Data Quality in Central London

Data Quality
Contractor Hourly Rate Trend in Central London

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

Hourly rate trend for Data Quality in Central London

Data Quality
Contract Job Locations in Central 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 Central London region over the 6 months to 21 May 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
City of London -3 55 £513 -6.82% 34
Data Quality
London

Data Quality
Co-occurring Skills and Capabilities in Central 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 6 (10.91%) Apache Spark
2 4 (7.27%) Apache
2 4 (7.27%) SharePoint
3 2 (3.64%) Apache Airflow
4 1 (1.82%) Luigi
4 1 (1.82%) SAS
Applications
1 7 (12.73%) Microsoft Excel
2 1 (1.82%) Microsoft Office
2 1 (1.82%) Microsoft PowerPoint
2 1 (1.82%) Microsoft Project
Business Applications
1 1 (1.82%) SAP HR
Cloud Services
1 19 (34.55%) Azure
2 12 (21.82%) Power Platform
3 9 (16.36%) AWS
4 8 (14.55%) Collibra
5 6 (10.91%) Azure Data Factory
6 5 (9.09%) Azure DevOps
6 5 (9.09%) GCP
6 5 (9.09%) Microsoft Purview
7 4 (7.27%) GitHub
8 3 (5.45%) Azure Synapse Analytics
8 3 (5.45%) GitHub Actions
8 3 (5.45%) Snowflake
9 2 (3.64%) Amazon S3
9 2 (3.64%) AWS Lambda
9 2 (3.64%) Cloud Composer
9 2 (3.64%) Cloud Functions
9 2 (3.64%) Google Compute Engine
9 2 (3.64%) Google Kubernetes Engine
9 2 (3.64%) SaaS
9 2 (3.64%) Serverless
Database & Business Intelligence
1 13 (23.64%) Data Lake
2 12 (21.82%) Power BI
3 9 (16.36%) Data Warehouse
3 9 (16.36%) Metadata
4 6 (10.91%) Big Data
4 6 (10.91%) Delta Lake
4 6 (10.91%) Snowflake Schema
4 6 (10.91%) Tableau
5 5 (9.09%) SQL Server
6 4 (7.27%) NoSQL
7 3 (5.45%) Azure SQL Database
7 3 (5.45%) BigQuery
7 3 (5.45%) PostgreSQL
7 3 (5.45%) Relational Database
8 2 (3.64%) Hadoop
8 2 (3.64%) MongoDB
8 2 (3.64%) SAP Data Services
8 2 (3.64%) Star Schema
8 2 (3.64%) Tableau Server
9 1 (1.82%) BusinessObjects
Development Applications
1 2 (3.64%) Git
2 1 (1.82%) CircleCI
2 1 (1.82%) JIRA
2 1 (1.82%) Postman
2 1 (1.82%) Selenium
2 1 (1.82%) Terragrunt
General
1 21 (38.18%) Social Skills
2 16 (29.09%) Finance
3 13 (23.64%) Analytical Skills
4 9 (16.36%) Banking
5 4 (7.27%) Legal
5 4 (7.27%) Public Sector
6 3 (5.45%) Front Office
6 3 (5.45%) Influencing Skills
7 2 (3.64%) Financial Institution
7 2 (3.64%) Inclusion and Diversity
7 2 (3.64%) Military
8 1 (1.82%) Investment Banking
8 1 (1.82%) Retail
Job Titles
1 22 (40.00%) Data Engineer
2 11 (20.00%) Analyst
3 8 (14.55%) Data Analyst
3 8 (14.55%) Senior
4 6 (10.91%) Azure Data Engineer
4 6 (10.91%) Azure Engineer
5 5 (9.09%) Senior Analyst
6 4 (7.27%) Architect
6 4 (7.27%) Business Analyst
6 4 (7.27%) Data Business Analyst
7 3 (5.45%) Consultant
7 3 (5.45%) Data Consultant
7 3 (5.45%) Data Governance Consultant
7 3 (5.45%) Data Manager
7 3 (5.45%) Data Scientist
7 3 (5.45%) Developer
7 3 (5.45%) Governance Analyst
7 3 (5.45%) Governance Consultant
7 3 (5.45%) Senior Data Analyst
7 3 (5.45%) Solutions Architect
Libraries, Frameworks & Software Standards
1 6 (10.91%) PySpark
2 5 (9.09%) Kafka
3 2 (3.64%) .NET
3 2 (3.64%) Pandas
3 2 (3.64%) REST
4 1 (1.82%) FHIR
4 1 (1.82%) JSON
4 1 (1.82%) Node.js
4 1 (1.82%) NumPy
4 1 (1.82%) OpenCV
4 1 (1.82%) Plotly
4 1 (1.82%) pydantic
4 1 (1.82%) pytest
4 1 (1.82%) PyTorch
4 1 (1.82%) scikit-learn
4 1 (1.82%) SciPy
4 1 (1.82%) TensorFlow
4 1 (1.82%) XML
Miscellaneous
1 4 (7.27%) Market Risk
2 3 (5.45%) Foreign Exchange (FX)
3 2 (3.64%) Data Structures
4 1 (1.82%) Credit Risk
4 1 (1.82%) Derivative
4 1 (1.82%) Distributed Systems
4 1 (1.82%) Interest Rate Derivative
4 1 (1.82%) Legacy Systems
4 1 (1.82%) Onboarding
4 1 (1.82%) Pricing Data
4 1 (1.82%) Public Cloud
4 1 (1.82%) Reinsurance
4 1 (1.82%) Self-Motivation
4 1 (1.82%) Team-Oriented Environment
Operating Systems
1 1 (1.82%) Linux
1 1 (1.82%) Unix
Processes & Methodologies
1 25 (45.45%) Data Governance
2 23 (41.82%) Data Modelling
3 21 (38.18%) ETL
4 18 (32.73%) Data Engineering
5 17 (30.91%) Business Intelligence
6 16 (29.09%) Analytics
6 16 (29.09%) Problem-Solving
7 12 (21.82%) CI/CD
7 12 (21.82%) Data Pipeline
8 10 (18.18%) Data Integration
8 10 (18.18%) Risk Management
9 9 (16.36%) Agile
9 9 (16.36%) Data Cleansing
9 9 (16.36%) DevOps
9 9 (16.36%) Migration
9 9 (16.36%) Visualisation
10 8 (14.55%) Data Analysis
10 8 (14.55%) Data Ingestion
10 8 (14.55%) Data Science
10 8 (14.55%) Data Transformation
Programming Languages
1 29 (52.73%) SQL
2 24 (43.64%) Python
3 7 (12.73%) Scala
4 3 (5.45%) Java
5 1 (1.82%) C#
5 1 (1.82%) Kotlin
5 1 (1.82%) R
5 1 (1.82%) SAS Macro
5 1 (1.82%) T-SQL
5 1 (1.82%) TypeScript
5 1 (1.82%) VBA
Qualifications
1 6 (10.91%) Degree
2 4 (7.27%) PMI Certification
2 4 (7.27%) PMP
2 4 (7.27%) Security Cleared
3 3 (5.45%) SC Cleared
4 1 (1.82%) AWS Certification
4 1 (1.82%) AWS Certified Solutions Architect
4 1 (1.82%) Azure Certification
4 1 (1.82%) CAPM
4 1 (1.82%) CBAP
4 1 (1.82%) Master's Degree
4 1 (1.82%) MBA
4 1 (1.82%) PgMP
Quality Assurance & Compliance
1 3 (5.45%) GDPR
1 3 (5.45%) QA
2 1 (1.82%) EMIR
2 1 (1.82%) HIPAA
2 1 (1.82%) MiFID
System Software
1 1 (1.82%) Docker
Systems Management
1 5 (9.09%) Terraform
2 4 (7.27%) Kubernetes
3 1 (1.82%) Grafana
3 1 (1.82%) Prometheus
Vendors
1 10 (18.18%) Databricks
2 8 (14.55%) Informatica
2 8 (14.55%) Microsoft
3 4 (7.27%) Google
4 3 (5.45%) Oracle
5 2 (3.64%) SAP
6 1 (1.82%) Alteryx
6 1 (1.82%) Confluent
6 1 (1.82%) MicroStrategy
6 1 (1.82%) MuleSoft