Period
to 25 September 2021

The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for Unit Testing skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Unit Testing over the 6 months to 25 September 2021 with a comparison to the same period in the previous 2 years.

Unit Testing
Central London > City of London
6 months to
25 Sep 2021
Same period 2020 Same period 2019
Rank 137 143 106
Rank change year-on-year +6 -37 +23
Permanent jobs citing Unit Testing 119 60 290
As % of all permanent jobs advertised in the City of London 2.02% 1.58% 2.87%
As % of the Processes & Methodologies category 2.14% 1.67% 3.06%
Number of salaries quoted 99 51 274
10th Percentile £50,500 £45,000 £47,500
25th Percentile £56,875 £50,000 £53,750
Median annual salary (50th Percentile) £72,500 £65,000 £65,000
Median % change year-on-year +11.54% - +4.00%
75th Percentile £87,500 £90,000 £81,250
90th Percentile £98,000 £91,250 £90,000
Central London median annual salary £71,250 £60,000 £65,000
% change year-on-year +18.75% -7.69% +5.69%

Unit Testing is in the Processes and Methodologies 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 process or methodology skills.

All Process and Methodology Skills
City of London
Permanent vacancies with a requirement for process or methodology skills 5,565 3,591 9,480
As % of all permanent IT jobs advertised in the City of London 94.42% 94.43% 93.82%
Number of salaries quoted 4,970 3,124 8,397
10th Percentile £42,500 £44,650 £37,500
25th Percentile £55,000 £53,750 £51,250
Median annual salary (50th Percentile) £72,500 £70,000 £67,500
Median % change year-on-year +3.57% +3.70% +3.85%
75th Percentile £91,250 £86,250 £82,500
90th Percentile £107,500 £102,500 £97,500
Central London median annual salary £70,000 £70,000 £65,000
% change year-on-year - +7.69% +4.00%

Unit Testing
Job Vacancy Trend in the City of London

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

Job vacancy trend for Unit Testing in the City of London

Unit Testing
Salary Trend in the City of London

3-month moving average salary quoted in jobs citing Unit Testing in the City of London.

Salary trend for Unit Testing in the City of London

Unit Testing
Salary Histogram in the City of London

Salary distribution for jobs citing Unit Testing in the City of London over the 6 months to 25 September 2021.

Salary histogram for Unit Testing in the City of London

For the 6 months to 25 September 2021, IT jobs citing Unit Testing 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 Unit Testing.

1 90 (75.63%) Agile Software Development
2 60 (50.42%) C#
3 57 (47.90%) JavaScript
4 55 (46.22%) SQL
5 47 (39.50%) Azure
6 42 (35.29%) .NET
7 41 (34.45%) CSS
8 38 (31.93%) SQL Server
9 37 (31.09%) DevOps
10 35 (29.41%) React
10 35 (29.41%) HTML
11 34 (28.57%) Software Engineering
12 33 (27.73%) Finance
13 32 (26.89%) Microsoft
13 32 (26.89%) Vue.js
14 31 (26.05%) Docker
14 31 (26.05%) Web Services
15 29 (24.37%) Continuous Integration
16 25 (21.01%) AngularJS
17 24 (20.17%) Scrum
17 24 (20.17%) .NET Framework
18 23 (19.33%) Test Automation
18 23 (19.33%) AWS
18 23 (19.33%) Node.js
18 23 (19.33%) REST
18 23 (19.33%) Analytics
18 23 (19.33%) Microservices
18 23 (19.33%) Full Stack Development
19 22 (18.49%) .NET Core
20 21 (17.65%) Front End Development

Unit Testing
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 13 (10.92%) Confluence
2 3 (2.52%) Apache Spark
3 2 (1.68%) Apache Airflow
3 2 (1.68%) Apache Pig
3 2 (1.68%) Elasticsearch
3 2 (1.68%) Jupyter
3 2 (1.68%) Oracle SOA Suite
4 1 (0.84%) Anypoint
4 1 (0.84%) CMS
4 1 (0.84%) MS Exchange
4 1 (0.84%) OpenStack
4 1 (0.84%) SharePoint
4 1 (0.84%) Traefik
Applications
1 11 (9.24%) Microsoft Office
2 4 (3.36%) Microsoft Excel
3 1 (0.84%) Figma
Business Applications
1 4 (3.36%) Sparx Enterprise Architect
Cloud Services
1 47 (39.50%) Azure
2 23 (19.33%) AWS
3 13 (10.92%) SaaS
4 8 (6.72%) Azure Service Bus
4 8 (6.72%) GCP
5 6 (5.04%) Azure Key Vault
5 6 (5.04%) PaaS
5 6 (5.04%) Serverless
6 5 (4.20%) Power Platform
7 4 (3.36%) Azure Functions
8 3 (2.52%) Azure Data Factory
8 3 (2.52%) Azure Synapse Analytics
8 3 (2.52%) Cloud Computing
8 3 (2.52%) GitHub
8 3 (2.52%) Pulumi
9 2 (1.68%) AWS Step Functions
9 2 (1.68%) Azure Cosmos DB
9 2 (1.68%) Snowflake
10 1 (0.84%) Amazon SageMaker
10 1 (0.84%) Azure Storage
Communications & Networking
1 9 (7.56%) HTTP
Database & Business Intelligence
1 38 (31.93%) SQL Server
2 19 (15.97%) SQL Server Integration Services
2 19 (15.97%) Tableau
3 12 (10.08%) Hadoop
3 12 (10.08%) MongoDB
4 11 (9.24%) SQL Server 2008
4 11 (9.24%) SQL Server 2016
4 11 (9.24%) SQL Server 2017
5 10 (8.40%) Big Data
6 9 (7.56%) Azure SQL Database
7 6 (5.04%) NoSQL
7 6 (5.04%) SQL Server Analysis Services
8 5 (4.20%) Power BI
9 4 (3.36%) Data Warehouse
9 4 (3.36%) Redis
9 4 (3.36%) SQL Server Reporting Services
10 3 (2.52%) Amazon Redshift
10 3 (2.52%) Azure SQL Data Warehouse
10 3 (2.52%) Data Lake
11 2 (1.68%) Sqoop
Development Applications
1 18 (15.13%) Git (software)
1 18 (15.13%) JIRA
2 17 (14.29%) Jenkins
3 14 (11.76%) Selenium
4 12 (10.08%) Atlassian Bamboo
5 9 (7.56%) JMeter
5 9 (7.56%) JUnit
6 8 (6.72%) Jasmine
7 7 (5.88%) NUnit
8 5 (4.20%) REST Assured
8 5 (4.20%) Storybook
8 5 (4.20%) TeamCity
9 4 (3.36%) Cypress.io
9 4 (3.36%) Mocha
9 4 (3.36%) Octopus Deploy
9 4 (3.36%) WebDriver
10 3 (2.52%) Moq
10 3 (2.52%) SpecFlow
10 3 (2.52%) Team Foundation Server
10 3 (2.52%) Visual Studio
General
1 33 (27.73%) Finance
2 13 (10.92%) Social Skills
3 9 (7.56%) Banking
4 6 (5.04%) Investment Banking
5 5 (4.20%) Retail
6 4 (3.36%) Analytical Skills
6 4 (3.36%) Publishing
7 2 (1.68%) Advertising
7 2 (1.68%) Manufacturing
8 1 (0.84%) Back Office
8 1 (0.84%) Financial Institution
8 1 (0.84%) Front Office
8 1 (0.84%) Public Sector
Job Titles
1 72 (60.50%) Developer
2 26 (21.85%) .NET Developer
3 20 (16.81%) Senior Developer
4 19 (15.97%) Front End Developer (Client-Side Developer)
5 18 (15.13%) Software Engineer
6 12 (10.08%) C# .NET Developer
6 12 (10.08%) C# Developer
7 10 (8.40%) Tableau Developer
8 8 (6.72%) JavaScript Developer
8 8 (6.72%) Senior .NET Developer
8 8 (6.72%) Senior C# .NET Developer
8 8 (6.72%) Senior C# Developer
8 8 (6.72%) Senior Front-End Developer
8 8 (6.72%) Senior JavaScript Developer
9 7 (5.88%) Architect
10 6 (5.04%) Solutions Architect
10 6 (5.04%) Test Engineer
11 5 (4.20%) Software Test Engineer
11 5 (4.20%) Team Leader
11 5 (4.20%) Test Development Engineer
Libraries, Frameworks & Software Standards
1 42 (35.29%) .NET
2 41 (34.45%) CSS
3 35 (29.41%) HTML
3 35 (29.41%) React
4 32 (26.89%) Vue.js
5 31 (26.05%) Web Services
6 25 (21.01%) AngularJS
7 24 (20.17%) .NET Framework
8 23 (19.33%) Node.js
8 23 (19.33%) REST
9 22 (18.49%) .NET Core
10 21 (17.65%) Entity Framework
11 18 (15.13%) ASP.NET
11 18 (15.13%) Express
11 18 (15.13%) jQuery
12 16 (13.45%) ASP.NET Web API
13 15 (12.61%) JSON
14 13 (10.92%) LINQ
14 13 (10.92%) WCF
15 12 (10.08%) Kafka
Miscellaneous
1 18 (15.13%) User Experience
2 11 (9.24%) Equities
3 10 (8.40%) Enterprise Software
4 9 (7.56%) Algorithms
5 7 (5.88%) Data Structures
5 7 (5.88%) N-Tier
6 3 (2.52%) Management Information System
7 2 (1.68%) Cloud Native
7 2 (1.68%) Derivative
8 1 (0.84%) Acoustics
8 1 (0.84%) Blog
8 1 (0.84%) Greenfield Project
8 1 (0.84%) Public Cloud
8 1 (0.84%) Spread Betting
8 1 (0.84%) W3C
Operating Systems
1 5 (4.20%) Linux
2 2 (1.68%) Unix
2 2 (1.68%) Windows
Processes & Methodologies
1 90 (75.63%) Agile Software Development
2 37 (31.09%) DevOps
3 34 (28.57%) Software Engineering
4 29 (24.37%) Continuous Integration
5 24 (20.17%) Scrum
6 23 (19.33%) Analytics
6 23 (19.33%) Full Stack Development
6 23 (19.33%) Microservices
6 23 (19.33%) Test Automation
7 21 (17.65%) Front End Development
8 20 (16.81%) Functional Testing
8 20 (16.81%) MVC
9 19 (15.97%) Business Intelligence
10 18 (15.13%) TDD
11 17 (14.29%) Deployment Automation
12 16 (13.45%) B2B
12 16 (13.45%) OO
13 15 (12.61%) Requirements Gathering
14 13 (10.92%) Mentoring
14 13 (10.92%) SDET
Programming Languages
1 60 (50.42%) C#
2 57 (47.90%) JavaScript
3 55 (46.22%) SQL
4 18 (15.13%) Java
5 15 (12.61%) Python
6 11 (9.24%) VB
7 9 (7.56%) PowerShell
8 8 (6.72%) TypeScript
9 5 (4.20%) R
10 4 (3.36%) Scala
10 4 (3.36%) VBA
11 3 (2.52%) PL/SQL
11 3 (2.52%) T-SQL
12 2 (1.68%) C
12 2 (1.68%) PHP
13 1 (0.84%) Bash Shell
13 1 (0.84%) C++
13 1 (0.84%) DataWeave
13 1 (0.84%) ES6
13 1 (0.84%) VB.NET
Qualifications
1 4 (3.36%) Degree
2 1 (0.84%) Computer Science Degree
Quality Assurance & Compliance
1 15 (12.61%) QA
2 3 (2.52%) Accessibility
3 2 (1.68%) GDPR
3 2 (1.68%) WCAG
4 1 (0.84%) Data Quality
System Software
1 31 (26.05%) Docker
2 2 (1.68%) Apache Flume
3 1 (0.84%) VirtualBox
Systems Management
1 14 (11.76%) Kubernetes
2 13 (10.92%) Terraform
3 2 (1.68%) Ansible
3 2 (1.68%) Kibana
3 2 (1.68%) logstash
4 1 (0.84%) Docker Swarm
4 1 (0.84%) MIIS
Vendors
1 32 (26.89%) Microsoft
2 11 (9.24%) Atlassian
3 4 (3.36%) Alteryx
3 4 (3.36%) Databricks
3 4 (3.36%) Oracle
3 4 (3.36%) Sparx
4 3 (2.52%) PayPal
5 2 (1.68%) Google
5 2 (1.68%) IBM
6 1 (0.84%) Actuate
6 1 (0.84%) Cloudera
6 1 (0.84%) Cognos
6 1 (0.84%) Dataiku
6 1 (0.84%) Hortonworks
6 1 (0.84%) MuleSoft
6 1 (0.84%) Murex
6 1 (0.84%) Netezza
6 1 (0.84%) Nintex
6 1 (0.84%) Teradata
6 1 (0.84%) VMware