Period
to 25 January 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 January 2021 with a comparison to the same period in the previous 2 years.

Unit Testing
Central London > City of London
6 months to
25 Jan 2021
Same period 2020 Same period 2019
Rank 164 141 153
Rank change year-on-year -23 +12 -43
Permanent jobs citing Unit Testing 57 182 211
As % of all permanent jobs advertised in the City of London 1.32% 2.00% 2.04%
As % of the Processes & Methodologies category 1.39% 2.13% 2.20%
Number of salaries quoted 56 177 191
Median annual salary £77,500 £65,000 £65,000
Median salary % change year-on-year +19.23% - +18.18%
10th Percentile £48,750 £44,500 £51,250
90th Percentile £97,500 £87,500 £85,000
Central London median annual salary £75,000 £65,000 £65,000
% change year-on-year +15.38% - +18.18%

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 4,096 8,540 9,576
As % of all permanent IT jobs advertised in the City of London 94.53% 93.85% 92.67%
Number of salaries quoted 3,578 7,447 8,592
Median annual salary £70,000 £67,500 £65,000
Median salary % change year-on-year +3.70% +3.85% +8.33%
10th Percentile £45,000 £38,000 £36,750
90th Percentile £105,000 £97,500 £96,125
Central London median annual salary £70,000 £66,500 £65,000
% change year-on-year +5.26% +2.31% +8.33%

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 January 2021.

Salary histogram for Unit Testing in the City of London

For the 6 months to 25 January 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 43 (75.44%) Agile Software Development
2 39 (68.42%) SQL
3 34 (59.65%) Finance
4 33 (57.89%) Azure
5 32 (56.14%) Test Automation
6 31 (54.39%) C#
7 29 (50.88%) JavaScript
8 28 (49.12%) .NET
8 28 (49.12%) DevOps
9 27 (47.37%) Microservices
9 27 (47.37%) Continuous Integration
9 27 (47.37%) MVC
9 27 (47.37%) .NET Core
10 26 (45.61%) ASP.NET Web API
11 25 (43.86%) CSS
12 23 (40.35%) React
12 23 (40.35%) PowerShell
13 22 (38.60%) jQuery
13 22 (38.60%) AWS
13 22 (38.60%) PaaS
13 22 (38.60%) Terraform
13 22 (38.60%) Deployment Automation
14 21 (36.84%) SOA
14 21 (36.84%) .NET Framework
14 21 (36.84%) Entity Framework
14 21 (36.84%) Twitter Bootstrap
15 20 (35.09%) Waterfall
15 20 (35.09%) N-Tier
16 19 (33.33%) OO
17 17 (29.82%) UML

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 14 (24.56%) SharePoint
2 1 (1.75%) Apache TomEE
2 1 (1.75%) CMS
2 1 (1.75%) Confluence
2 1 (1.75%) Elasticsearch
2 1 (1.75%) JBoss
2 1 (1.75%) WebSphere
Business Applications
1 17 (29.82%) Sparx Enterprise Architect
2 2 (3.51%) Magento
Cloud Services
1 33 (57.89%) Azure
2 22 (38.60%) AWS
2 22 (38.60%) PaaS
3 14 (24.56%) Dynamics 365
4 5 (8.77%) Cloud Computing
5 3 (5.26%) Power Platform
6 2 (3.51%) GCP
7 1 (1.75%) AWS CloudFormation
7 1 (1.75%) Azure Active Directory
7 1 (1.75%) Azure Data Factory
7 1 (1.75%) Azure Functions
7 1 (1.75%) GitHub
7 1 (1.75%) Logic Apps
7 1 (1.75%) npm
7 1 (1.75%) Office 365
7 1 (1.75%) SaaS
7 1 (1.75%) Serverless
Communications & Networking
1 1 (1.75%) Internet
Database & Business Intelligence
1 13 (22.81%) SQL Server
2 7 (12.28%) Azure SQL Database
2 7 (12.28%) DataStage
3 5 (8.77%) NoSQL
3 5 (8.77%) Snowflake Schema
3 5 (8.77%) SQL Server Integration Services
4 4 (7.02%) Data Warehouse
5 3 (5.26%) Hadoop
5 3 (5.26%) MongoDB
5 3 (5.26%) MySQL
5 3 (5.26%) OLTP
5 3 (5.26%) Power BI
5 3 (5.26%) Tableau
6 2 (3.51%) Amazon Athena
6 2 (3.51%) Amazon QuickSight
6 2 (3.51%) Big Data
6 2 (3.51%) Relational Database
6 2 (3.51%) Sqoop
7 1 (1.75%) Amazon Redshift
7 1 (1.75%) Redis
Development Applications
1 10 (17.54%) Git (software)
2 6 (10.53%) NUnit
3 5 (8.77%) Moq
3 5 (8.77%) MSTest
4 4 (7.02%) Jenkins
5 3 (5.26%) JMeter
5 3 (5.26%) Selenium
6 2 (3.51%) ER Studio
6 2 (3.51%) ERwin
6 2 (3.51%) FitNesse
6 2 (3.51%) JUnit
6 2 (3.51%) PowerDesigner
7 1 (1.75%) C++Builder
7 1 (1.75%) Gatling
7 1 (1.75%) git-flow
7 1 (1.75%) JIRA
7 1 (1.75%) Maven
7 1 (1.75%) REST Assured
7 1 (1.75%) Subversion
7 1 (1.75%) Visual Studio Code
General
1 34 (59.65%) Finance
2 14 (24.56%) Back Office
3 7 (12.28%) Advertising
4 3 (5.26%) Banking
5 2 (3.51%) Front Office
5 2 (3.51%) Retail
6 1 (1.75%) Pharmaceutical
6 1 (1.75%) Public Sector
6 1 (1.75%) Publishing
Job Titles
1 24 (42.11%) Developer
2 22 (38.60%) Architect
3 19 (33.33%) Digital Architect
4 18 (31.58%) Solutions Architect
5 17 (29.82%) Digital Solutions Architect
6 9 (15.79%) Lead Architect
6 9 (15.79%) Lead Solutions Architect
6 9 (15.79%) Python Developer
6 9 (15.79%) Senior Architect
6 9 (15.79%) Senior Digital Architect
6 9 (15.79%) Senior Solutions Architect
7 7 (12.28%) Azure Architect
8 6 (10.53%) .NET Developer
8 6 (10.53%) C# Developer
9 5 (8.77%) C# .NET Developer
9 5 (8.77%) Cloud Developer
9 5 (8.77%) Senior Developer
10 4 (7.02%) Senior Data Warehouse Specialist
10 4 (7.02%) Senior Unix Technical Specialist
10 4 (7.02%) Technical Specialist
Libraries, Frameworks & Software Standards
1 28 (49.12%) .NET
2 27 (47.37%) .NET Core
3 26 (45.61%) ASP.NET Web API
4 25 (43.86%) CSS
5 23 (40.35%) React
6 22 (38.60%) jQuery
7 21 (36.84%) .NET Framework
7 21 (36.84%) Entity Framework
7 21 (36.84%) Twitter Bootstrap
8 13 (22.81%) REST
9 8 (14.04%) Web Services
10 7 (12.28%) ASP.NET
11 6 (10.53%) ASP.NET Core
11 6 (10.53%) ASP.NET MVC
12 5 (8.77%) HTML
13 4 (7.02%) AngularJS
13 4 (7.02%) Redux
14 3 (5.26%) HTML5
15 2 (3.51%) Node.js
15 2 (3.51%) SQLAlchemy
Miscellaneous
1 20 (35.09%) N-Tier
2 5 (8.77%) Algorithms
2 5 (8.77%) Greenfield Project
3 2 (3.51%) Data Structures
3 2 (3.51%) Derivative
3 2 (3.51%) Life Science
4 1 (1.75%) Analytical Skills
4 1 (1.75%) Client/Server
4 1 (1.75%) Cloud Native
4 1 (1.75%) Reinsurance
4 1 (1.75%) Self-Motivation
4 1 (1.75%) Spread Betting
Operating Systems
1 7 (12.28%) Unix
2 2 (3.51%) Linux
2 2 (3.51%) Windows
3 1 (1.75%) CentOS
3 1 (1.75%) Red Hat Enterprise Linux
3 1 (1.75%) Ubuntu
Processes & Methodologies
1 43 (75.44%) Agile Software Development
2 32 (56.14%) Test Automation
3 28 (49.12%) DevOps
4 27 (47.37%) Continuous Integration
4 27 (47.37%) Microservices
4 27 (47.37%) MVC
5 22 (38.60%) Deployment Automation
6 21 (36.84%) SOA
7 20 (35.09%) Waterfall
8 19 (33.33%) OO
9 17 (29.82%) MODAF
9 17 (29.82%) SOLID
9 17 (29.82%) TOGAF
9 17 (29.82%) UML
9 17 (29.82%) Zachman Framework
10 15 (26.32%) Mentoring
11 14 (24.56%) TDD
12 13 (22.81%) Enterprise Architecture
12 13 (22.81%) Supply Chain Management
12 13 (22.81%) Technical Architecture
Programming Languages
1 39 (68.42%) SQL
2 31 (54.39%) C#
3 29 (50.88%) JavaScript
4 23 (40.35%) PowerShell
5 11 (19.30%) Java
5 11 (19.30%) Python
6 4 (7.02%) C
6 4 (7.02%) C++
6 4 (7.02%) Shell Script
7 2 (3.51%) PHP
7 2 (3.51%) TypeScript
8 1 (1.75%) Bash Shell
8 1 (1.75%) ES6
8 1 (1.75%) ES7
8 1 (1.75%) ES8
8 1 (1.75%) Ruby
8 1 (1.75%) T-SQL
Qualifications
1 2 (3.51%) Computer Science Degree
1 2 (3.51%) Degree
2 1 (1.75%) ISEB
2 1 (1.75%) ISTQB
Quality Assurance & Compliance
1 4 (7.02%) Data Quality
2 3 (5.26%) QA
3 1 (1.75%) MiFID
3 1 (1.75%) WCAG
System Software
1 2 (3.51%) Apache Flume
1 2 (3.51%) Docker
Systems Management
1 22 (38.60%) Terraform
2 4 (7.02%) Control-M
3 2 (3.51%) Ansible
3 2 (3.51%) Packer
3 2 (3.51%) Puppet
4 1 (1.75%) Grafana
4 1 (1.75%) Graphite
4 1 (1.75%) Opscode Chef
4 1 (1.75%) Prometheus
Vendors
1 17 (29.82%) Sparx
2 13 (22.81%) Nintex
3 8 (14.04%) Microsoft
4 6 (10.53%) Informatica
5 5 (8.77%) Oracle
6 4 (7.02%) Teradata
7 1 (1.75%) Google
7 1 (1.75%) IBM
7 1 (1.75%) New Relic