Data Quality Contracts in the City of London

Data Quality
Central London > City of London

The table below provides summary statistics for contract job vacancies advertised in the City of 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 18 May 2025, comparing them to the same period in the previous two years.

6 months to
18 May 2025
Same period 2024 Same period 2023
Rank 60 65 110
Rank change year-on-year +5 +45 +24
Contract jobs citing Data Quality 56 63 56
As % of all contract jobs advertised in the City of London 3.21% 2.91% 1.60%
As % of the Quality Assurance & Compliance category 18.86% 17.07% 12.12%
Number of daily rates quoted 32 46 36
10th Percentile £425 £450 £363
25th Percentile £475 £500 £444
Median daily rate (50th Percentile) £513 £550 £600
Median % change year-on-year -6.82% -8.33% +4.35%
75th Percentile £631 £575 £666
90th Percentile £724 £680 £763
Central London median daily rate £513 £550 £600
% change year-on-year -6.82% -8.33% +4.35%

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 297 369 462
As % of all contract IT jobs advertised in the City of London 17.00% 17.04% 13.18%
Number of daily rates quoted 194 267 335
10th Percentile £375 £367 £385
25th Percentile £463 £463 £500
Median daily rate (50th Percentile) £554 £550 £600
Median % change year-on-year +0.64% -8.33% +6.67%
75th Percentile £713 £650 £725
90th Percentile £824 £750 £838
Central London median daily rate £550 £550 £600
% change year-on-year - -8.33% +6.67%
Number of hourly rates quoted 1 3 0
Median hourly rate £22.00 £20.61 -
Median % change year-on-year +6.77% - -
Central London median hourly rate £22.50 £23.40 £25.00
% change year-on-year -3.85% -6.40% -39.76%

Data Quality
Job Vacancy Trend in the City of London

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

Job vacancy trend for Data Quality in the City of London

Data Quality
Contractor Daily Rate Trend in the City of London

3-month moving average daily rate quoted in jobs citing Data Quality in the City of London.

Daily rate trend for Data Quality in the City of London

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 18 May 2025.

Daily rate histogram for Data Quality in the City of London

Data Quality
Contractor Hourly Rate Trend in the City of London

3-month moving average hourly rates quoted in jobs citing Data Quality in the City of London.

Hourly rate trend for Data Quality in the City of London

Data Quality
Co-occurring Skills and Capabilities in the City of 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 (10.71%) Apache Spark
2 4 (7.14%) Apache
2 4 (7.14%) SharePoint
3 2 (3.57%) Apache Airflow
4 1 (1.79%) Luigi
4 1 (1.79%) SAS
Applications
1 7 (12.50%) Microsoft Excel
2 1 (1.79%) Microsoft Office
2 1 (1.79%) Microsoft PowerPoint
2 1 (1.79%) Microsoft Project
Business Applications
1 1 (1.79%) SAP HR
Cloud Services
1 19 (33.93%) Azure
2 12 (21.43%) Power Platform
3 9 (16.07%) AWS
4 8 (14.29%) Collibra
5 6 (10.71%) Azure Data Factory
6 5 (8.93%) Azure DevOps
6 5 (8.93%) GCP
6 5 (8.93%) Microsoft Purview
7 4 (7.14%) GitHub
8 3 (5.36%) Azure Synapse Analytics
8 3 (5.36%) GitHub Actions
8 3 (5.36%) Snowflake
9 2 (3.57%) Amazon S3
9 2 (3.57%) AWS Lambda
9 2 (3.57%) Cloud Composer
9 2 (3.57%) Cloud Functions
9 2 (3.57%) Fivetran
9 2 (3.57%) Google Compute Engine
9 2 (3.57%) Google Kubernetes Engine
9 2 (3.57%) WhatsApp
Database & Business Intelligence
1 13 (23.21%) Data Lake
2 12 (21.43%) Power BI
3 10 (17.86%) Data Warehouse
4 9 (16.07%) Metadata
5 6 (10.71%) Big Data
5 6 (10.71%) Delta Lake
5 6 (10.71%) Snowflake Schema
5 6 (10.71%) Tableau
6 5 (8.93%) SQL Server
7 4 (7.14%) NoSQL
8 3 (5.36%) Azure SQL Database
8 3 (5.36%) BigQuery
8 3 (5.36%) PostgreSQL
8 3 (5.36%) Relational Database
9 2 (3.57%) Hadoop
9 2 (3.57%) MongoDB
9 2 (3.57%) SAP Data Services
9 2 (3.57%) Star Schema
9 2 (3.57%) Tableau Server
10 1 (1.79%) Data Vault
Development Applications
1 2 (3.57%) Git
2 1 (1.79%) CircleCI
2 1 (1.79%) JIRA
2 1 (1.79%) Postman
2 1 (1.79%) Selenium
2 1 (1.79%) Terragrunt
General
1 21 (37.50%) Social Skills
2 17 (30.36%) Finance
3 14 (25.00%) Analytical Skills
4 9 (16.07%) Banking
5 4 (7.14%) Legal
5 4 (7.14%) Public Sector
6 3 (5.36%) Front Office
6 3 (5.36%) Influencing Skills
7 2 (3.57%) Financial Institution
7 2 (3.57%) Inclusion and Diversity
7 2 (3.57%) Military
8 1 (1.79%) Investment Banking
8 1 (1.79%) Retail
Job Titles
1 23 (41.07%) Data Engineer
2 11 (19.64%) Analyst
3 8 (14.29%) Data Analyst
3 8 (14.29%) Senior
4 6 (10.71%) Azure Data Engineer
4 6 (10.71%) Azure Engineer
5 5 (8.93%) Senior Analyst
6 4 (7.14%) Architect
6 4 (7.14%) Business Analyst
6 4 (7.14%) Data Business Analyst
7 3 (5.36%) Consultant
7 3 (5.36%) Data Consultant
7 3 (5.36%) Data Governance Consultant
7 3 (5.36%) Data Manager
7 3 (5.36%) Data Scientist
7 3 (5.36%) Developer
7 3 (5.36%) Governance Analyst
7 3 (5.36%) Governance Consultant
7 3 (5.36%) Senior Data Analyst
7 3 (5.36%) Solutions Architect
Libraries, Frameworks & Software Standards
1 6 (10.71%) PySpark
2 5 (8.93%) Kafka
3 2 (3.57%) .NET
3 2 (3.57%) Pandas
3 2 (3.57%) REST
4 1 (1.79%) FHIR
4 1 (1.79%) JSON
4 1 (1.79%) Node.js
4 1 (1.79%) NumPy
4 1 (1.79%) OpenCV
4 1 (1.79%) Plotly
4 1 (1.79%) pydantic
4 1 (1.79%) pytest
4 1 (1.79%) PyTorch
4 1 (1.79%) scikit-learn
4 1 (1.79%) SciPy
4 1 (1.79%) TensorFlow
4 1 (1.79%) XML
Miscellaneous
1 4 (7.14%) Market Risk
2 3 (5.36%) Foreign Exchange (FX)
3 2 (3.57%) Data Structures
4 1 (1.79%) Credit Risk
4 1 (1.79%) Derivative
4 1 (1.79%) Distributed Systems
4 1 (1.79%) Interest Rate Derivative
4 1 (1.79%) Legacy Systems
4 1 (1.79%) Onboarding
4 1 (1.79%) Pricing Data
4 1 (1.79%) Public Cloud
4 1 (1.79%) Reinsurance
4 1 (1.79%) Self-Motivation
4 1 (1.79%) Team-Oriented Environment
Operating Systems
1 1 (1.79%) Linux
1 1 (1.79%) Unix
Processes & Methodologies
1 26 (46.43%) Data Governance
2 23 (41.07%) Data Modelling
3 22 (39.29%) ETL
4 19 (33.93%) Data Engineering
5 18 (32.14%) Business Intelligence
6 16 (28.57%) Analytics
6 16 (28.57%) Problem-Solving
7 12 (21.43%) CI/CD
7 12 (21.43%) Data Pipeline
8 11 (19.64%) Data Integration
9 10 (17.86%) Data Cleansing
9 10 (17.86%) Migration
9 10 (17.86%) Risk Management
10 9 (16.07%) Agile
10 9 (16.07%) DevOps
10 9 (16.07%) Visualisation
11 8 (14.29%) Data Ingestion
11 8 (14.29%) Data Management
11 8 (14.29%) Data Science
11 8 (14.29%) Data Transformation
Programming Languages
1 29 (51.79%) SQL
2 25 (44.64%) Python
3 7 (12.50%) Scala
4 3 (5.36%) Java
5 1 (1.79%) C#
5 1 (1.79%) Kotlin
5 1 (1.79%) R
5 1 (1.79%) SAS Macro
5 1 (1.79%) T-SQL
5 1 (1.79%) TypeScript
5 1 (1.79%) VBA
Qualifications
1 6 (10.71%) Degree
2 4 (7.14%) PMI Certification
2 4 (7.14%) PMP
2 4 (7.14%) Security Cleared
3 3 (5.36%) SC Cleared
4 1 (1.79%) AWS Certification
4 1 (1.79%) AWS Certified Solutions Architect
4 1 (1.79%) Azure Certification
4 1 (1.79%) CAPM
4 1 (1.79%) CBAP
4 1 (1.79%) Master's Degree
4 1 (1.79%) MBA
4 1 (1.79%) PgMP
Quality Assurance & Compliance
1 3 (5.36%) GDPR
1 3 (5.36%) QA
2 1 (1.79%) EMIR
2 1 (1.79%) HIPAA
2 1 (1.79%) MiFID
System Software
1 1 (1.79%) Docker
Systems Management
1 5 (8.93%) Terraform
2 4 (7.14%) Kubernetes
3 1 (1.79%) Grafana
3 1 (1.79%) Prometheus
Vendors
1 10 (17.86%) Databricks
2 8 (14.29%) Informatica
2 8 (14.29%) Microsoft
3 4 (7.14%) Google
4 3 (5.36%) Oracle
5 2 (3.57%) SAP
6 1 (1.79%) Alteryx
6 1 (1.79%) Confluent
6 1 (1.79%) MicroStrategy
6 1 (1.79%) MuleSoft