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

6 months to
12 Oct 2026
Same period 2025 Same period 2024
Rank 32 54 74
Rank change year-on-year +22 +20 +22
Contract jobs citing Data Quality 143 70 54
As % of all contract jobs in the City of London 6.70% 4.09% 2.53%
As % of the Quality Assurance & Compliance category 31.71% 20.17% 15.00%
Number of daily rates quoted 118 52 34
10th Percentile £396 £301 £378
25th Percentile £431 £404 £478
Median daily rate (50th Percentile) £550 £494 £550
Median % change year-on-year +11.39% -10.23% -9.65%
75th Percentile £675 £625 £666
90th Percentile £775 £747 £768
Central London median daily rate £550 £494 £550
% change year-on-year +11.39% -10.23% -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 451 347 360
As % of all contract IT jobs advertised in the City of London 21.12% 20.29% 16.89%
Number of daily rates quoted 332 245 206
10th Percentile £350 £334 £350
25th Percentile £450 £413 £463
Median daily rate (50th Percentile) £550 £550 £550
Median % change year-on-year - - -6.38%
75th Percentile £675 £688 £650
90th Percentile £775 £827 £750
Central London median daily rate £550 £550 £550
% change year-on-year - - -6.38%
Number of hourly rates quoted 0 5 1
10th Percentile - £23.83 -
25th Percentile - £26.57 £16.00
Median hourly rate - £34.00 £17.00
Median % change year-on-year - +100.00% -
75th Percentile - £56.75 £18.00
90th Percentile - £75.95 -
Central London median hourly rate £30.41 £34.00 £29.40
% change year-on-year -10.56% +15.65% -

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 12 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 11 (7.69%) Apache
3 10 (6.99%) Apache Spark
4 5 (3.50%) Confluence
5 3 (2.10%) SharePoint
6 2 (1.40%) HCL Notes
7 1 (0.70%) CMS
7 1 (0.70%) Palantir Foundry
7 1 (0.70%) SAS
Applications
1 11 (7.69%) 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 3 (2.10%) Aladdin
2 2 (1.40%) SAP MDG
2 2 (1.40%) SAP S/4HANA
3 1 (0.70%) Advent Moxy
3 1 (0.70%) Advent Portfolio Exchange
3 1 (0.70%) FIS Private Capital Suite
3 1 (0.70%) Maximo
3 1 (0.70%) Oracle Financials
3 1 (0.70%) SAP R/3
3 1 (0.70%) Workday HCM
Cloud Services
1 45 (31.47%) Azure
2 26 (18.18%) AWS
3 24 (16.78%) Power Platform
4 20 (13.99%) Azure Data Factory
5 17 (11.89%) Azure DevOps
6 14 (9.79%) dbt
6 14 (9.79%) Snowflake
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 24 (16.78%) 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%) Relational Database
7 5 (3.50%) Amazon Redshift
7 5 (3.50%) BigQuery
7 5 (3.50%) Enterprise Data Warehouse
7 5 (3.50%) SQL Server
7 5 (3.50%) Star Schema
8 4 (2.80%) Amazon Athena
8 4 (2.80%) Data Hub
8 4 (2.80%) Semantic Layer
9 3 (2.10%) Ataccama
9 3 (2.10%) MongoDB
9 3 (2.10%) Tableau
10 2 (1.40%) NoSQL
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%) CircleCI
4 1 (0.70%) Eclipse
4 1 (0.70%) MLflow
General
1 55 (38.46%) Finance
2 44 (30.77%) Social Skills
3 38 (26.57%) Analytical Skills
4 22 (15.38%) Banking
5 9 (6.29%) 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%) Marketing
9 4 (2.80%) Documentation Skills
9 4 (2.80%) Legal
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 21 (14.69%) Architect
3 21 (14.69%) Data Analyst
4 18 (12.59%) Senior
5 16 (11.19%) Data Architect
6 15 (10.49%) Business Analyst
7 14 (9.79%) Lead
8 11 (7.69%) Senior Data Engineer
9 8 (5.59%) Developer
10 7 (4.90%) Consultant
10 7 (4.90%) Data Business Analyst
11 6 (4.20%) AWS Engineer
11 6 (4.20%) Data Manager
12 5 (3.50%) AWS Data Engineer
12 5 (3.50%) Senior Analyst
13 4 (2.80%) Administrator
13 4 (2.80%) Business Intelligence Analyst
13 4 (2.80%) Business Intelligence Architect
13 4 (2.80%) Financial Analyst
Libraries, Frameworks & Software Standards
1 21 (14.69%) PySpark
2 10 (6.99%) 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 Avro
7 1 (0.70%) DCOM
7 1 (0.70%) Elastic Stack
7 1 (0.70%) OAuth
7 1 (0.70%) OAuth2
7 1 (0.70%) Spark Streaming
7 1 (0.70%) YAML
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 67 (46.85%) Data Governance
2 65 (45.45%) Data Modelling
3 64 (44.76%) Analytics
4 44 (30.77%) Stakeholder Management
5 42 (29.37%) Validation
6 40 (27.97%) Agile
6 40 (27.97%) Data Pipeline
7 38 (26.57%) Data Engineering
7 38 (26.57%) Migration
8 36 (25.17%) ETL
9 34 (23.78%) Business Intelligence
9 34 (23.78%) Stakeholder Engagement
10 31 (21.68%) CI/CD
11 28 (19.58%) AI
12 27 (18.88%) Data Migration
13 25 (17.48%) DevOps
14 24 (16.78%) Metadata Management
15 23 (16.08%) Data Architecture
16 21 (14.69%) Continuous Improvement
16 21 (14.69%) Translating Business Requirements
Programming Languages
1 70 (48.95%) SQL
2 50 (34.97%) 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 12 (8.39%) Security Cleared
2 9 (6.29%) Degree
3 8 (5.59%) SC Cleared
4 4 (2.80%) PMI Certification
5 3 (2.10%) PMP
6 2 (1.40%) CAPM
6 2 (1.40%) DBS Check
7 1 (0.70%) ACCA
7 1 (0.70%) AWS Certification
7 1 (0.70%) AWS Certified Solutions Architect
7 1 (0.70%) Azure Certification
7 1 (0.70%) BPSS Clearance
7 1 (0.70%) CBAP
7 1 (0.70%) CIMA
7 1 (0.70%) CSPO
7 1 (0.70%) DV Cleared
7 1 (0.70%) TOGAF Certification
Quality Assurance & Compliance
1 9 (6.29%) QA
2 5 (3.50%) Accessibility
3 4 (2.80%) GDPR
4 2 (1.40%) PMO
5 1 (0.70%) Basel III
5 1 (0.70%) EMIR
5 1 (0.70%) GRC
5 1 (0.70%) IFRS
5 1 (0.70%) IFRS 9
5 1 (0.70%) ISO/IEC 19770
5 1 (0.70%) MiFID
5 1 (0.70%) NCSC
5 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 26 (18.18%) Databricks
3 11 (7.69%) Oracle
4 10 (6.99%) SAP
5 9 (6.29%) Informatica
6 6 (4.20%) Salesforce
7 5 (3.50%) ServiceNow
8 4 (2.80%) Google
9 3 (2.10%) IBM
9 3 (2.10%) Palantir
10 2 (1.40%) Adobe
10 2 (1.40%) JD Edwards
10 2 (1.40%) Lotus
10 2 (1.40%) Splunk
10 2 (1.40%) Talend
10 2 (1.40%) Workday
11 1 (0.70%) Advent
11 1 (0.70%) Bloomberg
11 1 (0.70%) Foundry
11 1 (0.70%) VMware