Period
to 16 May 2021

The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for Data Quality skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Data Quality over the 6 months to 16 May 2021 with a comparison to the same period in the previous 2 years.

Data Quality
Central London > City of London
6 months to
16 May 2021
Same period 2020 Same period 2019
Rank 138 206 185
Rank change year-on-year +68 -21 -15
Permanent jobs citing Data Quality 95 75 154
As % of all permanent jobs advertised in the City of London 1.91% 1.03% 1.53%
As % of the Quality Assurance & Compliance category 13.83% 9.48% 12.39%
Number of salaries quoted 77 67 137
10th Percentile £47,500 £38,900 £40,000
25th Percentile £52,500 £44,559 £46,250
Median annual salary (50th Percentile) £57,500 £60,607 £62,500
Median % change year-on-year -5.13% -3.03% -
75th Percentile £82,500 £91,250 £72,500
90th Percentile £95,500 £120,000 £79,250
Central London median annual salary £57,500 £60,304 £62,500
% change year-on-year -4.65% -3.51% -

Data Quality is in the Quality Assurance and Compliance category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in the City of London with a requirement for quality assurance or compliance skills.

All Quality Assurance and Compliance Skills
City of London
Permanent vacancies with a requirement for quality assurance or compliance skills 687 791 1,243
As % of all permanent IT jobs advertised in the City of London 13.83% 10.87% 12.37%
Number of salaries quoted 571 683 1,059
10th Percentile £43,750 £36,450 £37,900
25th Percentile £52,500 £46,250 £47,500
Median annual salary (50th Percentile) £67,500 £62,500 £65,000
Median % change year-on-year +8.00% -3.85% +7.44%
75th Percentile £83,750 £81,250 £80,000
90th Percentile £97,500 £97,500 £95,000
Central London median annual salary £65,000 £62,500 £62,500
% change year-on-year +4.00% - +4.17%

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
Salary Trend in the City of London

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

Salary trend for Data Quality in the City of London

Data Quality
Salary Histogram in the City of London

Salary distribution for jobs citing Data Quality in the City of London over the 6 months to 16 May 2021.

Salary histogram for Data Quality in the City of London

For the 6 months to 16 May 2021, IT jobs citing Data Quality also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the City of London region with a requirement for Data Quality.

1 58 (61.05%) SQL
2 48 (50.53%) Business Intelligence
3 47 (49.47%) Analytics
4 41 (43.16%) Data Governance
5 32 (33.68%) Agile Software Development
6 31 (32.63%) Data Analysis
7 29 (30.53%) Social Skills
8 28 (29.47%) Data Management
8 28 (29.47%) Azure
9 27 (28.42%) Visualisation
9 27 (28.42%) Data Modelling
9 27 (28.42%) Microsoft Excel
9 27 (28.42%) Power Platform
9 27 (28.42%) Power BI
10 25 (26.32%) Tableau
11 23 (24.21%) Finance
12 21 (22.11%) Big Data
13 20 (21.05%) AWS
14 19 (20.00%) Validation
15 18 (18.95%) Stakeholder Management
15 18 (18.95%) Python
15 18 (18.95%) Data Visualisation
16 16 (16.84%) Data Validation
16 16 (16.84%) Data Warehouse
16 16 (16.84%) Data Strategy
17 15 (15.79%) ETL
17 15 (15.79%) Mathematics
18 14 (14.74%) Degree
19 13 (13.68%) Oracle
19 13 (13.68%) Salesforce.com

Data Quality
Co-occurring IT Skills in the City of London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 10 (10.53%) Apache Spark
2 7 (7.37%) Elasticsearch
3 2 (2.11%) Apache Airflow
3 2 (2.11%) SAS
4 1 (1.05%) Appian
Applications
1 27 (28.42%) Microsoft Excel
2 12 (12.63%) Spreadsheet
3 2 (2.11%) Microsoft PowerPoint
4 1 (1.05%) Microsoft Office
4 1 (1.05%) MS Visio
Business Applications
1 10 (10.53%) Salesforce.com CRM
2 5 (5.26%) SAP ERP
Cloud Services
1 28 (29.47%) Azure
2 27 (28.42%) Power Platform
3 20 (21.05%) AWS
4 8 (8.42%) Azure Data Factory
5 7 (7.37%) SaaS
6 6 (6.32%) IaaS
6 6 (6.32%) PaaS
7 5 (5.26%) GCP
8 4 (4.21%) GitHub
8 4 (4.21%) OpenShift
9 2 (2.11%) Amazon Kinesis
10 1 (1.05%) Amazon EMR
10 1 (1.05%) Amazon S3
10 1 (1.05%) AWS CloudFormation
10 1 (1.05%) Cloud Computing
10 1 (1.05%) Google Data Studio
10 1 (1.05%) Power Automate
10 1 (1.05%) PowerApps
Communications & Networking
1 4 (4.21%) AMQP
Database & Business Intelligence
1 27 (28.42%) Power BI
2 25 (26.32%) Tableau
3 21 (22.11%) Big Data
4 16 (16.84%) Data Warehouse
5 10 (10.53%) SQL Server
6 9 (9.47%) BusinessObjects
7 8 (8.42%) NoSQL
7 8 (8.42%) Yellowfin
8 7 (7.37%) Hadoop
8 7 (7.37%) MongoDB
9 6 (6.32%) MySQL
10 5 (5.26%) Data Lake
10 5 (5.26%) PostgreSQL
10 5 (5.26%) SQL Server Analysis Services
10 5 (5.26%) SQL Server Integration Services
11 4 (4.21%) Amazon RDS
11 4 (4.21%) Azure SQL Database
11 4 (4.21%) Data Mining
11 4 (4.21%) SQL Server Reporting Services
12 3 (3.16%) OLTP
Development Applications
1 6 (6.32%) Jenkins
2 3 (3.16%) ER Studio
2 3 (3.16%) ERwin
2 3 (3.16%) PowerDesigner
2 3 (3.16%) Subversion
2 3 (3.16%) Toad
2 3 (3.16%) TortoiseSVN
3 2 (2.11%) Git (software)
3 2 (2.11%) Gradle
4 1 (1.05%) Atlassian Bamboo
4 1 (1.05%) SQL Server Management Studio (SSMS)
4 1 (1.05%) Team Foundation Server
General
1 29 (30.53%) Social Skills
2 23 (24.21%) Finance
3 12 (12.63%) Analytical Skills
3 12 (12.63%) Legal
4 7 (7.37%) Influencing Skills
5 6 (6.32%) Advertising
5 6 (6.32%) Presentation Skills
6 3 (3.16%) Marketing
7 2 (2.11%) Automotive
7 2 (2.11%) Pharmaceutical
8 1 (1.05%) Banking
8 1 (1.05%) Retail
Job Titles
1 34 (35.79%) Analyst
2 28 (29.47%) Data Analyst
3 12 (12.63%) Business Intelligence Analyst
4 10 (10.53%) Developer
4 10 (10.53%) IT Manager
4 10 (10.53%) IT Programme Manager
4 10 (10.53%) Programme Manager
5 9 (9.47%) SQL Analyst
5 9 (9.47%) SQL Data Analyst
6 8 (8.42%) Consultant
6 8 (8.42%) Data Engineer
7 7 (7.37%) Business Intelligence Data Analyst
7 7 (7.37%) Excel Analyst
7 7 (7.37%) Power BI Analyst
8 6 (6.32%) Architect
8 6 (6.32%) Data Consultant
8 6 (6.32%) Data Manager
9 5 (5.26%) Business Intelligence Specialist
9 5 (5.26%) Senior Analyst
9 5 (5.26%) Senior Data Analyst
Libraries, Frameworks & Software Standards
1 10 (10.53%) Kafka
2 7 (7.37%) .NET
3 5 (5.26%) Spring Boot
4 4 (4.21%) .NET Core
4 4 (4.21%) .NET Framework
4 4 (4.21%) Node.js
4 4 (4.21%) REST
4 4 (4.21%) Spring
5 3 (3.16%) Web Services
6 2 (2.11%) AngularJS
7 1 (1.05%) Apache Thrift
7 1 (1.05%) GraphQL
7 1 (1.05%) Lucene
7 1 (1.05%) NumPy
7 1 (1.05%) Pandas
7 1 (1.05%) Protocol Buffers
7 1 (1.05%) SciPy
Miscellaneous
1 10 (10.53%) Management Information System
2 7 (7.37%) Analytical Mindset
3 5 (5.26%) Data Structures
4 4 (4.21%) Cloud Native
4 4 (4.21%) Private Cloud
5 2 (2.11%) Algorithms
5 2 (2.11%) Data Centre
5 2 (2.11%) Greenfield Project
6 1 (1.05%) Enterprise Software
6 1 (1.05%) Hedge funds
6 1 (1.05%) Linked Data
6 1 (1.05%) Mainframe
6 1 (1.05%) Mobile App
6 1 (1.05%) NHS
6 1 (1.05%) Self-Motivation
6 1 (1.05%) Virtual Team
Operating Systems
1 1 (1.05%) Unix
Processes & Methodologies
1 48 (50.53%) Business Intelligence
2 47 (49.47%) Analytics
3 41 (43.16%) Data Governance
4 32 (33.68%) Agile Software Development
5 31 (32.63%) Data Analysis
6 28 (29.47%) Data Management
7 27 (28.42%) Data Modelling
7 27 (28.42%) Visualisation
8 19 (20.00%) Validation
9 18 (18.95%) Data Visualisation
9 18 (18.95%) Stakeholder Management
10 16 (16.84%) Data Strategy
10 16 (16.84%) Data Validation
11 15 (15.79%) ETL
11 15 (15.79%) Mathematics
12 13 (13.68%) Data Analytics
12 13 (13.68%) Decision-Making
13 12 (12.63%) Dashboard Development
13 12 (12.63%) DevOps
13 12 (12.63%) Software Delivery
Programming Languages
1 58 (61.05%) SQL
2 18 (18.95%) Python
3 7 (7.37%) Java
4 5 (5.26%) C#
5 4 (4.21%) Data Analysis Expressions (DAX)
6 3 (3.16%) Scala
7 2 (2.11%) Ruby
8 1 (1.05%) Bash Shell
8 1 (1.05%) C
8 1 (1.05%) JavaScript
8 1 (1.05%) Perl
8 1 (1.05%) R
8 1 (1.05%) T-SQL
8 1 (1.05%) VBA
Qualifications
1 14 (14.74%) Degree
2 3 (3.16%) Master's Degree
Quality Assurance & Compliance
1 2 (2.11%) QA
2 1 (1.05%) ISO 9001
2 1 (1.05%) ISO/IEC 27001
2 1 (1.05%) PMO
2 1 (1.05%) SLA
System Software
1 7 (7.37%) Docker
2 1 (1.05%) Apache ZooKeeper
Systems Management
1 7 (7.37%) Kubernetes
2 3 (3.16%) Terraform
3 2 (2.11%) Ansible
3 2 (2.11%) Puppet
Vendors
1 13 (13.68%) Oracle
1 13 (13.68%) Salesforce.com
2 9 (9.47%) Informatica
2 9 (9.47%) Microsoft
3 7 (7.37%) SAP
4 5 (5.26%) Databricks
4 5 (5.26%) PeopleSoft
5 4 (4.21%) Google
6 3 (3.16%) IBM
6 3 (3.16%) Talend
7 1 (1.05%) Alteryx
7 1 (1.05%) Cloudera
7 1 (1.05%) Facebook
7 1 (1.05%) Hortonworks
7 1 (1.05%) MicroStrategy
7 1 (1.05%) MuleSoft
7 1 (1.05%) Siebel
7 1 (1.05%) Teradata
7 1 (1.05%) Trillium
7 1 (1.05%) Twitter