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 6 October 2026, with comparisons to the same periods in the previous two years.

6 months to
6 Oct 2026
Same period 2025 Same period 2024
Rank 31 54 74
Rank change year-on-year +23 +20 +19
Contract jobs citing Data Quality 143 65 51
As % of all contract jobs in the City of London 6.62% 3.78% 2.42%
As % of the Quality Assurance & Compliance category 31.78% 18.79% 14.29%
Number of daily rates quoted 118 47 31
10th Percentile £381 £293 £363
25th Percentile £433 £383 £488
Median daily rate (50th Percentile) £550 £488 £550
Median % change year-on-year +12.82% -11.36% -9.09%
75th Percentile £669 £625 £675
90th Percentile £775 £760 £775
Central London median daily rate £550 £488 £550
% change year-on-year +12.82% -11.36% -12.00%

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 450 346 357
As % of all contract IT jobs advertised in the City of London 20.82% 20.14% 16.97%
Number of daily rates quoted 331 241 205
10th Percentile £350 £331 £349
25th Percentile £450 £413 £463
Median daily rate (50th Percentile) £550 £550 £560
Median % change year-on-year - -1.79% -5.29%
75th Percentile £668 £690 £650
90th Percentile £768 £838 £759
Central London median daily rate £550 £550 £550
% change year-on-year - - -6.38%
Number of hourly rates quoted 0 5 2
10th Percentile - £23.83 £16.60
25th Percentile - £26.57 £17.50
Median hourly rate - £34.00 £20.00
Median % change year-on-year - +70.00% -
75th Percentile - £56.75 £22.50
90th Percentile - £75.95 £23.40
Central London median hourly rate £30.41 £34.00 £23.80
% change year-on-year -10.56% +42.86% -

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 6 October 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 12 (8.39%) Apache Airflow
2 10 (6.99%) Apache
2 10 (6.99%) Apache Spark
3 5 (3.50%) Confluence
4 3 (2.10%) SharePoint
5 2 (1.40%) HCL Notes
6 1 (0.70%) CMS
6 1 (0.70%) Palantir Foundry
6 1 (0.70%) SAS
Applications
1 12 (8.39%) Microsoft Excel
2 2 (1.40%) Microsoft PowerPoint
3 1 (0.70%) Microsoft Office
3 1 (0.70%) MS Visio
3 1 (0.70%) Spreadsheet
Business Applications
1 2 (1.40%) Aladdin
1 2 (1.40%) SAP MDG
1 2 (1.40%) SAP S/4HANA
2 1 (0.70%) Advent Moxy
2 1 (0.70%) Advent Portfolio Exchange
2 1 (0.70%) BambooHR
2 1 (0.70%) Maximo
2 1 (0.70%) Oracle Financials
2 1 (0.70%) SAP R/3
2 1 (0.70%) Workday HCM
Cloud Services
1 46 (32.17%) Azure
2 26 (18.18%) AWS
2 26 (18.18%) Power Platform
3 20 (13.99%) Azure Data Factory
4 17 (11.89%) Azure DevOps
5 15 (10.49%) Snowflake
6 14 (9.79%) dbt
7 12 (8.39%) Serverless
8 10 (6.99%) Amazon S3
8 10 (6.99%) Azure Synapse Analytics
8 10 (6.99%) GCP
9 9 (6.29%) AWS Lambda
9 9 (6.29%) GitHub
10 6 (4.20%) Collibra
10 6 (4.20%) Microsoft Purview
10 6 (4.20%) SaaS
11 4 (2.80%) Alation
11 4 (2.80%) Azure Databricks
11 4 (2.80%) Azure Stack
11 4 (2.80%) GitHub Actions
Communications & Networking
1 2 (1.40%) SSL
Database & Business Intelligence
1 35 (24.48%) Metadata
2 27 (18.88%) Data Warehouse
3 26 (18.18%) Power BI
4 15 (10.49%) Data Lake
5 7 (4.90%) Delta Lake
6 6 (4.20%) Amazon RDS
6 6 (4.20%) Azure SQL Database
6 6 (4.20%) BigQuery
6 6 (4.20%) Relational Database
7 5 (3.50%) Amazon Athena
7 5 (3.50%) Amazon Redshift
7 5 (3.50%) Enterprise Data Warehouse
7 5 (3.50%) SQL Server
7 5 (3.50%) Star Schema
7 5 (3.50%) Tableau
8 4 (2.80%) Data Hub
8 4 (2.80%) Semantic Layer
9 3 (2.10%) Ataccama
9 3 (2.10%) Looker
9 3 (2.10%) MongoDB
Development Applications
1 6 (4.20%) Git
1 6 (4.20%) JIRA
2 4 (2.80%) Bitbucket
3 2 (1.40%) Atlassian Bamboo
3 2 (1.40%) GitLab
4 1 (0.70%) Eclipse
4 1 (0.70%) MLflow
General
1 57 (39.86%) Finance
2 45 (31.47%) Social Skills
3 39 (27.27%) Analytical Skills
4 22 (15.38%) Banking
5 10 (6.99%) Public Sector
6 8 (5.59%) Front Office
7 6 (4.20%) Influencing Skills
7 6 (4.20%) Pharmaceutical
8 5 (3.50%) Investment Banking
8 5 (3.50%) Legal
8 5 (3.50%) Marketing
9 4 (2.80%) Documentation Skills
10 3 (2.10%) Advertising
10 3 (2.10%) Back Office
10 3 (2.10%) Retail
11 2 (1.40%) Inclusion and Diversity
11 2 (1.40%) Manufacturing
11 2 (1.40%) Military
11 2 (1.40%) Organisational Skills
11 2 (1.40%) Publishing
Job Titles
1 35 (24.48%) Analyst
2 33 (23.08%) Data Engineer
3 22 (15.38%) Architect
4 21 (14.69%) Data Analyst
5 17 (11.89%) Senior
6 16 (11.19%) Data Architect
7 15 (10.49%) Business Analyst
8 14 (9.79%) Lead
9 11 (7.69%) Senior Data Engineer
10 8 (5.59%) Developer
11 7 (4.90%) Data Business Analyst
12 6 (4.20%) Data Manager
13 5 (3.50%) AWS Engineer
13 5 (3.50%) Consultant
14 4 (2.80%) AWS Data Engineer
14 4 (2.80%) Business Intelligence Analyst
14 4 (2.80%) Business Intelligence Architect
14 4 (2.80%) Financial Analyst
14 4 (2.80%) Senior Analyst
15 3 (2.10%) Administrator
Libraries, Frameworks & Software Standards
1 21 (14.69%) PySpark
2 9 (6.29%) Terraform
3 6 (4.20%) Kafka
4 4 (2.80%) JSON
4 4 (2.80%) Middleware
4 4 (2.80%) REST
5 3 (2.10%) Web Services
6 2 (1.40%) ActiveMQ
6 2 (1.40%) PCRE
6 2 (1.40%) RabbitMQ
6 2 (1.40%) Regular Expression
6 2 (1.40%) SOAP
6 2 (1.40%) XML
7 1 (0.70%) Apache NiFi
7 1 (0.70%) ARM Templates
7 1 (0.70%) DCOM
7 1 (0.70%) Elastic Stack
7 1 (0.70%) Microsoft Graph
7 1 (0.70%) PyTorch
7 1 (0.70%) Spark Streaming
Miscellaneous
1 17 (11.89%) Data Structures
2 12 (8.39%) Cloud Native
3 10 (6.99%) Onboarding
4 9 (6.29%) Product Ownership
5 8 (5.59%) Management Information System
6 6 (4.20%) Reference Data
7 4 (2.80%) Legacy Systems
8 3 (2.10%) Enterprise Software
9 2 (1.40%) CMDB
9 2 (1.40%) Distributed Computing
9 2 (1.40%) Fixed Income
9 2 (1.40%) FMCG
9 2 (1.40%) Foreign Exchange (FX)
9 2 (1.40%) Hedge funds
9 2 (1.40%) Hybrid Cloud
9 2 (1.40%) Life Science
9 2 (1.40%) Low-Code
9 2 (1.40%) NHS
9 2 (1.40%) PropTech
9 2 (1.40%) Taxonomies
Operating Systems
1 2 (1.40%) Linux
1 2 (1.40%) Unix
1 2 (1.40%) Windows
Processes & Methodologies
1 68 (47.55%) Data Governance
2 66 (46.15%) Data Modelling
3 65 (45.45%) Analytics
4 42 (29.37%) Stakeholder Management
4 42 (29.37%) Validation
5 40 (27.97%) Agile
5 40 (27.97%) Data Engineering
5 40 (27.97%) Data Pipeline
6 38 (26.57%) Migration
7 37 (25.87%) ETL
8 36 (25.17%) Business Intelligence
9 34 (23.78%) Stakeholder Engagement
10 30 (20.98%) CI/CD
11 28 (19.58%) AI
12 26 (18.18%) Data Migration
13 25 (17.48%) DevOps
14 24 (16.78%) Metadata Management
15 23 (16.08%) Data Architecture
15 23 (16.08%) Decision-Making
16 21 (14.69%) Continuous Improvement
Programming Languages
1 71 (49.65%) SQL
2 52 (36.36%) Python
3 7 (4.90%) Data Analysis Expressions
4 6 (4.20%) Java
4 6 (4.20%) PowerShell
5 4 (2.80%) PL/SQL
5 4 (2.80%) Scala
6 3 (2.10%) Korn
7 2 (1.40%) Bicep
7 2 (1.40%) LookML
7 2 (1.40%) Perl
8 1 (0.70%) Bash
8 1 (0.70%) C#
8 1 (0.70%) R
8 1 (0.70%) SOQL
8 1 (0.70%) T-SQL
Qualifications
1 13 (9.09%) Security Cleared
2 9 (6.29%) Degree
2 9 (6.29%) SC Cleared
3 4 (2.80%) PMI Certification
4 3 (2.10%) PMP
5 2 (1.40%) CAPM
5 2 (1.40%) DBS Check
6 1 (0.70%) ACCA
6 1 (0.70%) AWS Certification
6 1 (0.70%) AWS Certified Solutions Architect
6 1 (0.70%) Azure Certification
6 1 (0.70%) BPSS Clearance
6 1 (0.70%) CBAP
6 1 (0.70%) CIMA
6 1 (0.70%) CSPO
6 1 (0.70%) DV Cleared
6 1 (0.70%) TOGAF Certification
Quality Assurance & Compliance
1 9 (6.29%) QA
2 5 (3.50%) Accessibility
2 5 (3.50%) GDPR
3 2 (1.40%) PMO
4 1 (0.70%) Basel III
4 1 (0.70%) EMIR
4 1 (0.70%) GRC
4 1 (0.70%) IFRS
4 1 (0.70%) IFRS 9
4 1 (0.70%) ISO/IEC 19770
4 1 (0.70%) MiFID
4 1 (0.70%) NCSC
4 1 (0.70%) PSD2
System Software
1 3 (2.10%) Docker
2 1 (0.70%) Active Directory
2 1 (0.70%) VMware Infrastructure
Systems Management
1 1 (0.70%) Kubernetes
Vendors
1 37 (25.87%) Microsoft
2 27 (18.88%) Databricks
3 11 (7.69%) Oracle
4 10 (6.99%) SAP
5 9 (6.29%) Informatica
6 5 (3.50%) Salesforce
6 5 (3.50%) ServiceNow
7 4 (2.80%) Google
8 3 (2.10%) IBM
8 3 (2.10%) Palantir
8 3 (2.10%) Workday
9 2 (1.40%) Adobe
9 2 (1.40%) JD Edwards
9 2 (1.40%) Lotus
9 2 (1.40%) Splunk
9 2 (1.40%) Talend
10 1 (0.70%) Advent
10 1 (0.70%) Bloomberg
10 1 (0.70%) Foundry
10 1 (0.70%) VMware