Period
to

The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for Clean Code skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Clean Code over the 6 months to 22 May 2022 with a comparison to the same period in the previous 2 years.

Clean Code
Central London > City of London
6 months to
22 May 2022
Same period 2021 Same period 2020
Rank 143 146 172
Rank change year-on-year +3 +26 -3
Permanent jobs citing Clean Code 142 92 95
As % of all permanent jobs advertised in the City of London 1.93% 1.82% 1.35%
As % of the Processes & Methodologies category 2.04% 1.91% 1.43%
Number of salaries quoted 122 91 93
10th Percentile £51,250 £47,500 £45,000
25th Percentile £62,813 £65,000 £52,500
Median annual salary (50th Percentile) £80,000 £75,000 £67,500
Median % change year-on-year +6.67% +11.11% -3.57%
75th Percentile £92,500 £110,000 £87,500
90th Percentile £105,000 - £110,000
Central London median annual salary £80,000 £75,000 £68,750
% change year-on-year +6.67% +9.09% +1.85%

Clean Code 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 6,975 4,820 6,666
As % of all permanent IT jobs advertised in the City of London 94.85% 95.48% 94.77%
Number of salaries quoted 5,581 4,312 5,846
10th Percentile £46,250 £43,750 £41,250
25th Percentile £57,500 £55,000 £52,500
Median annual salary (50th Percentile) £72,500 £72,500 £67,500
Median % change year-on-year - +7.41% +3.85%
75th Percentile £95,000 £90,000 £85,000
90th Percentile £110,000 £107,500 £100,000
Central London median annual salary £72,500 £70,000 £68,000
% change year-on-year +3.57% +2.94% +4.62%

Clean Code
Job Vacancy Trend in the City of London

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

Job vacancy trend for Clean Code in the City of London

Clean Code
Salary Trend in the City of London

3-month moving average salary quoted in jobs citing Clean Code in the City of London.

Salary trend for Clean Code in the City of London

Clean Code
Salary Histogram in the City of London

Salary distribution for jobs citing Clean Code in the City of London over the 6 months to 22 May 2022.

Salary histogram for Clean Code in the City of London

Clean Code
Job Locations in the City of London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Clean Code within the City of London region over the 6 months to 22 May 2022. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Jobs
London Bridge - 1 £70,000 -
Clean Code
Central London

For the 6 months to 22 May 2022, IT jobs citing Clean Code 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 Clean Code.

1 73 (51.41%) Agile
2 72 (50.70%) Java
3 48 (33.80%) DevOps
4 46 (32.39%) SQL
5 45 (31.69%) Problem-Solving
6 44 (30.99%) Greenfield Project
7 42 (29.58%) Software Engineering
8 37 (26.06%) .NET
8 37 (26.06%) .NET Core
8 37 (26.06%) Jenkins
9 36 (25.35%) TDD
9 36 (25.35%) CI/CD
10 34 (23.94%) C#
11 32 (22.54%) Test Automation
12 31 (21.83%) MySQL
13 30 (21.13%) RDBMS
13 30 (21.13%) Unit Testing
13 30 (21.13%) Relational Database
14 29 (20.42%) Software Architecture
14 29 (20.42%) Machine Learning
15 28 (19.72%) Analytical Skills
15 28 (19.72%) Technical Debt
16 27 (19.01%) Finance
17 26 (18.31%) Git (software)
17 26 (18.31%) Azure
17 26 (18.31%) Data Science
17 26 (18.31%) Microservices
17 26 (18.31%) Test Strategy
18 25 (17.61%) Portfolio Management
18 25 (17.61%) People Management

Clean Code
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 2 (1.41%) Elasticsearch
1 2 (1.41%) nginx
2 1 (0.70%) Cloud Foundry
2 1 (0.70%) Confluence
Applications
1 2 (1.41%) Microsoft Excel
Business Applications
1 5 (3.52%) MetaTrader
Cloud Services
1 26 (18.31%) Azure
2 22 (15.49%) AWS
3 10 (7.04%) Serverless
4 5 (3.52%) AWS Lambda
4 5 (3.52%) Azure Functions
4 5 (3.52%) Azure Pipelines
4 5 (3.52%) SaaS
5 3 (2.11%) Cloud Computing
6 2 (1.41%) PaaS
7 1 (0.70%) Amazon EC2
7 1 (0.70%) Google Tag Manager
Database & Business Intelligence
1 31 (21.83%) MySQL
2 30 (21.13%) RDBMS
2 30 (21.13%) Relational Database
3 17 (11.97%) MongoDB
3 17 (11.97%) SQL Server
4 15 (10.56%) Apache Cassandra
4 15 (10.56%) Big Data
4 15 (10.56%) Hadoop
5 2 (1.41%) PostgreSQL
6 1 (0.70%) Amazon RDS
6 1 (0.70%) Qlik Sense
6 1 (0.70%) QlikView
6 1 (0.70%) SQL Server Integration Services
6 1 (0.70%) SQL Server Reporting Services
Development Applications
1 37 (26.06%) Jenkins
2 26 (18.31%) Git (software)
3 19 (13.38%) Cucumber
3 19 (13.38%) Postman
3 19 (13.38%) Selenium
4 15 (10.56%) Maven
4 15 (10.56%) SonarQube
5 12 (8.45%) Artifactory
5 12 (8.45%) Sonatype Nexus
6 4 (2.82%) gulp
7 2 (1.41%) CocoaPods
7 2 (1.41%) git-flow
7 2 (1.41%) PHPUnit
7 2 (1.41%) webpack
7 2 (1.41%) Xcode
8 1 (0.70%) Atlassian Bamboo
8 1 (0.70%) JIRA
8 1 (0.70%) Team Foundation Server
8 1 (0.70%) TeamCity
8 1 (0.70%) Visual Studio
General
1 28 (19.72%) Analytical Skills
2 27 (19.01%) Finance
3 21 (14.79%) Tech for Good
4 8 (5.63%) Retail
5 5 (3.52%) Inclusion and Diversity
6 4 (2.82%) Social Skills
7 3 (2.11%) Banking
8 2 (1.41%) Advertising
8 2 (1.41%) Marketing
9 1 (0.70%) Legal
9 1 (0.70%) Publishing
Job Titles
1 104 (73.24%) Developer
2 32 (22.54%) Senior Developer
3 23 (16.20%) Analytics Developer
3 23 (16.20%) C# Developer
4 19 (13.38%) Java Developer
5 18 (12.68%) Lead Developer
6 9 (6.34%) C# Quant Developer
6 9 (6.34%) Quantitative Developer
7 8 (5.63%) Front End Developer (Client-Side Developer)
7 8 (5.63%) Full Stack Developer
8 6 (4.23%) Software Developer
9 5 (3.52%) .NET Developer
9 5 (3.52%) FIX Specialist
9 5 (3.52%) Graduate
9 5 (3.52%) Graduate C# Developer
9 5 (3.52%) Graduate Developer
9 5 (3.52%) Senior Data Warehouse Specialist
10 4 (2.82%) .NET Software Developer
10 4 (2.82%) VB6 Developer
10 4 (2.82%) Web Developer
Libraries, Frameworks & Software Standards
1 37 (26.06%) .NET
1 37 (26.06%) .NET Core
2 24 (16.90%) React
3 21 (14.79%) Kafka
4 20 (14.08%) REST
5 15 (10.56%) ActiveMQ
5 15 (10.56%) JMS
5 15 (10.56%) Node.js
6 13 (9.15%) RESTful
7 10 (7.04%) CSS
7 10 (7.04%) HTML
8 9 (6.34%) GraphQL
8 9 (6.34%) Sass
9 8 (5.63%) jQuery
10 7 (4.93%) LESS
10 7 (4.93%) React Native
11 6 (4.23%) AngularJS
11 6 (4.23%) Apache Camel
11 6 (4.23%) Spring
11 6 (4.23%) Spring Boot
Miscellaneous
1 44 (30.99%) Greenfield Project
2 16 (11.27%) Self-Motivation
3 12 (8.45%) Mobile App
4 10 (7.04%) User Experience
5 5 (3.52%) Social Media
6 2 (1.41%) Legacy Systems
7 1 (0.70%) Algorithms
7 1 (0.70%) Client/Server
7 1 (0.70%) Data Structures
7 1 (0.70%) Mainframe
7 1 (0.70%) Wiki
Operating Systems
1 12 (8.45%) Android
1 12 (8.45%) Apple iOS
2 2 (1.41%) Linux
3 1 (0.70%) Windows
Processes & Methodologies
1 73 (51.41%) Agile
2 48 (33.80%) DevOps
3 45 (31.69%) Problem-Solving
4 42 (29.58%) Software Engineering
5 36 (25.35%) CI/CD
5 36 (25.35%) TDD
6 32 (22.54%) Test Automation
7 30 (21.13%) Unit Testing
8 29 (20.42%) Machine Learning
8 29 (20.42%) Software Architecture
9 28 (19.72%) Technical Debt
10 26 (18.31%) Data Science
10 26 (18.31%) Microservices
10 26 (18.31%) Test Strategy
11 25 (17.61%) People Management
11 25 (17.61%) Portfolio Management
11 25 (17.61%) SDLC
11 25 (17.61%) Task Automation
11 25 (17.61%) Thought Leadership
11 25 (17.61%) Validation
Programming Languages
1 72 (50.70%) Java
2 46 (32.39%) SQL
3 34 (23.94%) C#
4 19 (13.38%) JavaScript
5 13 (9.15%) Python
6 11 (7.75%) TypeScript
7 7 (4.93%) C++
7 7 (4.93%) ES6
8 4 (2.82%) VB
8 4 (2.82%) VB6
9 3 (2.11%) Kotlin
9 3 (2.11%) PHP
9 3 (2.11%) Ruby
10 2 (1.41%) PowerShell
10 2 (1.41%) VBA
11 1 (0.70%) Clojure
11 1 (0.70%) Haskell
11 1 (0.70%) Rust
11 1 (0.70%) Scala
11 1 (0.70%) VC++
Qualifications
1 2 (1.41%) Degree
Quality Assurance & Compliance
1 23 (16.20%) QA
2 1 (0.70%) Accessibility
2 1 (0.70%) Solvency II
System Software
1 8 (5.63%) Docker
Systems Management
1 19 (13.38%) Kubernetes
2 2 (1.41%) Terraform
3 1 (0.70%) Ansible
Vendors
1 12 (8.45%) Sybase
2 6 (4.23%) Microsoft
3 3 (2.11%) Confluent
4 2 (1.41%) Apple
5 1 (0.70%) Google
5 1 (0.70%) Intershop
5 1 (0.70%) Optimizely