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 1 May 2025, comparing them to the same period in the previous two years.

6 months to
1 May 2025
Same period 2024 Same period 2023
Rank 78 62 108
Rank change year-on-year -16 +46 +28
Contract jobs citing Data Quality 51 80 64
As % of all contract jobs advertised in Central London 2.55% 3.27% 1.66%
As % of the Quality Assurance & Compliance category 16.24% 18.96% 13.01%
Number of daily rates quoted 28 55 42
10th Percentile £421 £450 £378
25th Percentile £479 £500 £466
Median daily rate (50th Percentile) £573 £550 £600
Median % change year-on-year +4.09% -8.33% +3.45%
75th Percentile £681 £581 £739
90th Percentile £725 £715 £775
London median daily rate £525 £550 £570
% change year-on-year -4.55% -3.51% -0.87%

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 314 422 492
As % of all contract IT jobs advertised in Central London 15.72% 17.25% 12.76%
Number of daily rates quoted 200 301 356
10th Percentile £360 £363 £375
25th Percentile £456 £463 £487
Median daily rate (50th Percentile) £550 £550 £600
Median % change year-on-year - -8.33% +9.09%
75th Percentile £688 £663 £725
90th Percentile £800 £775 £838
London median daily rate £530 £550 £563
% change year-on-year -3.64% -2.22% +2.27%
Number of hourly rates quoted 5 6 2
10th Percentile £19.36 £17.96 £21.40
25th Percentile £21.25 £20.44 £22.00
Median hourly rate £22.50 £23.40 £23.50
Median % change year-on-year -3.85% -0.43% -45.98%
75th Percentile £24.25 £25.92 £24.50
90th Percentile - £35.16 £24.80
London median hourly rate £34.75 £24.75 £30.75
% change year-on-year +40.40% -19.51% -30.90%

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 1 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 1 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 -10 51 £573 +4.09% 22
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 7 (13.73%) Apache Spark
2 5 (9.80%) Apache
2 5 (9.80%) SharePoint
3 2 (3.92%) Apache Airflow
4 1 (1.96%) Luigi
4 1 (1.96%) SAS
Applications
1 8 (15.69%) Microsoft Excel
2 2 (3.92%) Microsoft Office
2 2 (3.92%) Microsoft PowerPoint
2 2 (3.92%) Microsoft Project
3 1 (1.96%) MS Visio
Business Applications
1 1 (1.96%) SAP HR
Cloud Services
1 15 (29.41%) Azure
2 12 (23.53%) Power Platform
3 7 (13.73%) AWS
4 6 (11.76%) Azure Data Factory
5 5 (9.80%) Azure DevOps
6 4 (7.84%) Collibra
7 3 (5.88%) Azure Synapse Analytics
7 3 (5.88%) GCP
7 3 (5.88%) GitHub
7 3 (5.88%) Snowflake
8 2 (3.92%) Amazon S3
8 2 (3.92%) AWS Lambda
8 2 (3.92%) Fivetran
8 2 (3.92%) GitHub Actions
8 2 (3.92%) Microsoft Purview
8 2 (3.92%) SaaS
8 2 (3.92%) Serverless
8 2 (3.92%) SuccessFactors
8 2 (3.92%) WhatsApp
9 1 (1.96%) Alation
Database & Business Intelligence
1 12 (23.53%) Power BI
2 10 (19.61%) Data Warehouse
3 8 (15.69%) Data Lake
4 6 (11.76%) Metadata
4 6 (11.76%) Snowflake Schema
4 6 (11.76%) Tableau
5 5 (9.80%) Big Data
6 4 (7.84%) NoSQL
6 4 (7.84%) SQL Server
7 3 (5.88%) Azure SQL Database
7 3 (5.88%) Delta Lake
7 3 (5.88%) Hadoop
7 3 (5.88%) PostgreSQL
7 3 (5.88%) Relational Database
8 2 (3.92%) MongoDB
8 2 (3.92%) SAP Data Services
8 2 (3.92%) Star Schema
8 2 (3.92%) Tableau Server
9 1 (1.96%) BusinessObjects
9 1 (1.96%) Crystal Reports
Development Applications
1 2 (3.92%) Git
1 2 (3.92%) JIRA
2 1 (1.96%) Postman
2 1 (1.96%) Selenium
2 1 (1.96%) Terragrunt
General
1 24 (47.06%) Social Skills
2 19 (37.25%) Finance
3 14 (27.45%) Analytical Skills
4 8 (15.69%) Banking
5 4 (7.84%) Legal
5 4 (7.84%) Public Sector
6 3 (5.88%) Front Office
6 3 (5.88%) Influencing Skills
6 3 (5.88%) Investment Banking
7 2 (3.92%) Financial Institution
7 2 (3.92%) Inclusion and Diversity
7 2 (3.92%) Military
8 1 (1.96%) Retail
Job Titles
1 19 (37.25%) Data Engineer
2 9 (17.65%) Analyst
3 7 (13.73%) Senior
4 6 (11.76%) Data Analyst
5 5 (9.80%) Business Analyst
5 5 (9.80%) Data Business Analyst
5 5 (9.80%) Senior Analyst
6 4 (7.84%) Consultant
7 3 (5.88%) Azure Data Engineer
7 3 (5.88%) Azure Engineer
7 3 (5.88%) Data Consultant
7 3 (5.88%) Data Governance Consultant
7 3 (5.88%) Data Manager
7 3 (5.88%) Data Scientist
7 3 (5.88%) Developer
7 3 (5.88%) Governance Consultant
7 3 (5.88%) Lead
7 3 (5.88%) Senior Data Analyst
8 2 (3.92%) Lead Data Engineer
8 2 (3.92%) Pensions Project Manager
Libraries, Frameworks & Software Standards
1 5 (9.80%) Kafka
2 4 (7.84%) PySpark
3 2 (3.92%) .NET
3 2 (3.92%) Pandas
3 2 (3.92%) REST
4 1 (1.96%) FHIR
4 1 (1.96%) JSON
4 1 (1.96%) NumPy
4 1 (1.96%) OpenCV
4 1 (1.96%) Plotly
4 1 (1.96%) pydantic
4 1 (1.96%) pytest
4 1 (1.96%) PyTorch
4 1 (1.96%) scikit-learn
4 1 (1.96%) SciPy
4 1 (1.96%) TensorFlow
4 1 (1.96%) XML
Miscellaneous
1 4 (7.84%) Market Risk
2 3 (5.88%) Foreign Exchange (FX)
3 2 (3.92%) Data Structures
3 2 (3.92%) Derivative
4 1 (1.96%) Credit Risk
4 1 (1.96%) Distributed Systems
4 1 (1.96%) Interest Rate Derivative
4 1 (1.96%) Legacy Systems
4 1 (1.96%) Management Information System
4 1 (1.96%) Onboarding
4 1 (1.96%) Self-Motivation
4 1 (1.96%) Team-Oriented Environment
Operating Systems
1 1 (1.96%) Linux
1 1 (1.96%) Unix
Processes & Methodologies
1 21 (41.18%) Data Governance
2 20 (39.22%) ETL
3 18 (35.29%) Business Intelligence
4 17 (33.33%) Data Modelling
4 17 (33.33%) Problem-Solving
5 14 (27.45%) Analytics
5 14 (27.45%) Data Engineering
6 11 (21.57%) Data Pipeline
6 11 (21.57%) Risk Management
7 10 (19.61%) Data Management
8 9 (17.65%) CI/CD
8 9 (17.65%) Data Analysis
8 9 (17.65%) Data Integration
8 9 (17.65%) Migration
8 9 (17.65%) Visualisation
9 8 (15.69%) Data Cleansing
9 8 (15.69%) Data Science
9 8 (15.69%) DevOps
10 7 (13.73%) Agile
11 6 (11.76%) Validation
Programming Languages
1 26 (50.98%) SQL
2 22 (43.14%) Python
3 4 (7.84%) Scala
4 2 (3.92%) Java
5 1 (1.96%) C#
5 1 (1.96%) R
5 1 (1.96%) SAS Macro
5 1 (1.96%) T-SQL
Qualifications
1 7 (13.73%) Degree
2 5 (9.80%) PMI Certification
2 5 (9.80%) PMP
3 3 (5.88%) Security Cleared
4 2 (3.92%) CBAP
4 2 (3.92%) SC Cleared
5 1 (1.96%) AWS Certification
5 1 (1.96%) AWS Certified Solutions Architect
5 1 (1.96%) Azure Certification
5 1 (1.96%) CAPM
5 1 (1.96%) Master's Degree
5 1 (1.96%) MBA
5 1 (1.96%) PgMP
Quality Assurance & Compliance
1 3 (5.88%) GDPR
1 3 (5.88%) QA
2 2 (3.92%) EMIR
2 2 (3.92%) MiFID
3 1 (1.96%) HIPAA
System Software
1 1 (1.96%) Docker
1 1 (1.96%) HDFS
Systems Management
1 2 (3.92%) Terraform
2 1 (1.96%) Kubernetes
Vendors
1 7 (13.73%) Databricks
1 7 (13.73%) Microsoft
2 4 (7.84%) Informatica
3 3 (5.88%) Oracle
4 2 (3.92%) Google
4 2 (3.92%) SAP
5 1 (1.96%) Alteryx
5 1 (1.96%) Concur
5 1 (1.96%) Confluent
5 1 (1.96%) MicroStrategy
5 1 (1.96%) MuleSoft