Period
to

The following table provides summary statistics for permanent job vacancies 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 18 August 2022 with a comparison to the same period in the previous 2 years.

Clean Code
UK
6 months to
18 Aug 2022
Same period 2021 Same period 2020
Rank 174 173 242
Rank change year-on-year -1 +69 +29
Permanent jobs citing Clean Code 3,777 2,366 883
As % of all permanent jobs advertised in the UK 2.29% 2.05% 1.45%
As % of the Processes & Methodologies category 2.38% 2.16% 1.55%
Number of salaries quoted 990 1,103 756
10th Percentile £38,258 £35,000 £33,750
25th Percentile £46,250 £43,000 £42,500
Median annual salary (50th Percentile) £62,500 £60,000 £57,500
Median % change year-on-year +4.17% +4.35% +4.55%
75th Percentile £83,750 £77,500 £76,250
90th Percentile £100,000 £95,000 £87,500
UK excluding London median annual salary £52,500 £47,500 £47,500
% change year-on-year +10.53% - -

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 with a requirement for process or methodology skills.

All Process and Methodology Skills
UK
Permanent vacancies with a requirement for process or methodology skills 158,838 109,444 56,945
As % of all permanent IT jobs advertised in the UK 96.18% 94.69% 93.63%
Number of salaries quoted 83,369 73,869 46,256
10th Percentile £33,750 £32,500 £32,500
25th Percentile £45,000 £42,000 £41,250
Median annual salary (50th Percentile) £60,000 £55,000 £55,000
Median % change year-on-year +9.09% - +4.76%
75th Percentile £80,000 £75,000 £73,750
90th Percentile £97,290 £92,500 £90,000
UK excluding London median annual salary £52,500 £50,000 £47,500
% change year-on-year +5.00% +5.26% +5.56%

Clean Code
Job Vacancy Trend

Job postings citing Clean Code as a proportion of all IT jobs advertised.

Job vacancy trend for Clean Code in the UK

Clean Code
Salary Trend

3-month moving average salary quoted in jobs citing Clean Code.

Salary trend for Clean Code in the UK

Clean Code
Salary Histogram

Salary distribution for jobs citing Clean Code over the 6 months to 18 August 2022.

Salary histogram for Clean Code in the UK

Clean Code
Top 18 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Clean Code within the UK over the 6 months to 18 August 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
England -31 2,709 £65,000 +8.33% 244
London -37 1,835 £75,000 - 118
Work from Home -17 1,755 £62,500 +13.64% 179
UK excluding London -27 1,014 £52,500 +10.53% 141
South East -35 363 £60,000 +14.29% 20
North of England -37 243 £52,500 +10.53% 40
Yorkshire +49 136 £52,500 +16.67% 16
Midlands -44 106 £50,000 +25.00% 22
East of England -30 94 £40,000 -15.79% 25
Scotland -14 92 £60,000 +20.00% 6
North West -68 91 £52,500 +10.53% 24
South West -32 65 £47,500 -13.64% 20
East Midlands +22 60 £50,000 +29.03% 9
West Midlands -80 46 £50,000 +17.65% 13
Wales +6 35 £53,750 +22.16% 7
North East -12 16 £32,500 -23.53%
Northern Ireland -16 11 £43,000 +43.33% 2
Isle of Man - 5 £60,000 -

For the 6 months to 18 August 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 with a requirement for Clean Code.

1 2,165 (57.32%) Agile
2 1,833 (48.53%) Software Engineering
3 1,377 (36.46%) AWS
4 1,347 (35.66%) JavaScript
5 1,224 (32.41%) CI/CD
6 1,122 (29.71%) React
7 1,048 (27.75%) Java
8 1,039 (27.51%) Finance
9 971 (25.71%) TDD
10 948 (25.10%) Git (software)
10 948 (25.10%) Docker
11 941 (24.91%) Python
12 918 (24.31%) Social Skills
13 850 (22.50%) TypeScript
14 840 (22.24%) C#
15 803 (21.26%) Microservices
16 798 (21.13%) SQL
17 785 (20.78%) DevOps
18 772 (20.44%) .NET
19 762 (20.17%) Kubernetes
19 762 (20.17%) Full Stack Development
20 756 (20.02%) Computer Science
21 753 (19.94%) CSS
22 731 (19.35%) Azure
23 722 (19.12%) Mentoring
24 714 (18.90%) QA
25 711 (18.82%) HTML
26 683 (18.08%) Test Automation
27 672 (17.79%) Node.js
28 655 (17.34%) Degree

Clean Code
Co-occurring IT Skills 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
1 149 (3.94%) CMS
2 91 (2.41%) Apache Spark
3 70 (1.85%) Apache
4 53 (1.40%) Ethereum
5 46 (1.22%) Headless CMS
6 40 (1.06%) Confluence
7 30 (0.79%) WordPress
8 25 (0.66%) Apache Airflow
9 19 (0.50%) Drupal
9 19 (0.50%) Jupyter
10 18 (0.48%) Camunda
10 18 (0.48%) Oracle Workflow
11 15 (0.40%) Anypoint
11 15 (0.40%) Mule
12 11 (0.29%) Apache Solr
13 10 (0.26%) IIS
14 6 (0.16%) Hyperledger
15 5 (0.13%) Apache Pulsar
15 5 (0.13%) MetaMask
15 5 (0.13%) SharePoint
Applications
1 18 (0.48%) Sketch
2 14 (0.37%) Adobe XD
3 10 (0.26%) Microsoft Office
3 10 (0.26%) Spreadsheet
4 5 (0.13%) Maya
4 5 (0.13%) Microsoft PowerPoint
4 5 (0.13%) NUKE
5 3 (0.079%) Adobe Illustrator
5 3 (0.079%) Photoshop
6 2 (0.053%) Chatbot
6 2 (0.053%) Microsoft Excel
Business Applications
1 28 (0.74%) Academy Housing
1 28 (0.74%) Magento
2 22 (0.58%) Payment Gateway
3 18 (0.48%) Oracle BPM
4 13 (0.34%) Ripple
4 13 (0.34%) Ripple XRP
5 10 (0.26%) Salesforce.com CRM
6 9 (0.24%) Shopify
7 7 (0.19%) Distributed Ledger
8 5 (0.13%) Oracle Procure-to-Pay
8 5 (0.13%) R3 Corda
9 3 (0.079%) MetaTrader
10 2 (0.053%) Exstream
10 2 (0.053%) WebTrends
Cloud Services
1 1,377 (36.46%) AWS
2 731 (19.35%) Azure
3 457 (12.10%) GitHub
4 401 (10.62%) Serverless
5 351 (9.29%) GCP
6 270 (7.15%) SaaS
7 201 (5.32%) Azure DevOps
8 151 (4.00%) AWS Lambda
9 121 (3.20%) Amazon Kinesis
10 105 (2.78%) npm
11 100 (2.65%) Datadog
12 94 (2.49%) Cloud Computing
13 83 (2.20%) Amazon EKS
14 73 (1.93%) Slack
15 69 (1.83%) Amazon S3
16 64 (1.69%) Power Platform
17 59 (1.56%) Azure Functions
18 58 (1.54%) Amazon EC2
19 57 (1.51%) Amazon SQS
19 57 (1.51%) Firebase
Communications & Networking
1 154 (4.08%) HTTP
2 74 (1.96%) Internet
3 49 (1.30%) PPP
4 26 (0.69%) NFC
4 26 (0.69%) TCP/IP
5 25 (0.66%) MQTT
6 20 (0.53%) Wi-Fi
7 16 (0.42%) DSL
8 14 (0.37%) Broadband
9 10 (0.26%) Network Security
9 10 (0.26%) UWB
9 10 (0.26%) Wireless
10 9 (0.24%) DNS
11 8 (0.21%) TDMA
12 6 (0.16%) AMQP
12 6 (0.16%) SSL
13 5 (0.13%) Intranet
13 5 (0.13%) Skype
13 5 (0.13%) SSH
13 5 (0.13%) Unified Communications
Database & Business Intelligence
1 490 (12.97%) PostgreSQL
2 458 (12.13%) NoSQL
3 420 (11.12%) Relational Database
4 348 (9.21%) MySQL
5 332 (8.79%) SQL Server
6 272 (7.20%) Elasticsearch
7 195 (5.16%) Redis
8 163 (4.32%) MongoDB
9 109 (2.89%) Big Data
10 96 (2.54%) DynamoDB
11 74 (1.96%) Apache Cassandra
11 74 (1.96%) Data Warehouse
12 55 (1.46%) RDBMS
13 49 (1.30%) Data Lake
14 42 (1.11%) SQLite
15 41 (1.09%) Power BI
16 36 (0.95%) Amazon RDS
17 35 (0.93%) Hadoop
18 31 (0.82%) CockroachDB
19 30 (0.79%) Couchbase
Development Applications
1 948 (25.10%) Git (software)
2 562 (14.88%) Jenkins
3 227 (6.01%) Gradle
4 199 (5.27%) JIRA
5 189 (5.00%) webpack
6 167 (4.42%) Maven
7 154 (4.08%) GitLab
8 146 (3.87%) Selenium
9 140 (3.71%) JUnit
10 122 (3.23%) Artifactory
11 117 (3.10%) Cucumber
12 106 (2.81%) CircleCI
13 105 (2.78%) Cypress.io
14 101 (2.67%) SonarQube
15 90 (2.38%) Octopus Deploy
16 87 (2.30%) Mockito
17 79 (2.09%) TeamCity
18 70 (1.85%) Bitbucket
18 70 (1.85%) Visual Studio
19 68 (1.80%) Postman
General
1 1,039 (27.51%) Finance
2 918 (24.31%) Social Skills
3 409 (10.83%) Inclusion and Diversity
4 357 (9.45%) Banking
5 342 (9.05%) Games
6 296 (7.84%) Law
7 292 (7.73%) Retail
8 244 (6.46%) Marketing
9 238 (6.30%) Analytical Skills
10 148 (3.92%) Public Sector
11 87 (2.30%) Legal
12 71 (1.88%) Manufacturing
13 62 (1.64%) Automotive
14 60 (1.59%) Publishing
15 54 (1.43%) Presentation Skills
16 53 (1.40%) Financial Institution
17 48 (1.27%) Organisational Skills
18 47 (1.24%) Aerospace
19 41 (1.09%) Advertising
20 33 (0.87%) Back Office
Job Titles
1 1,626 (43.05%) Developer
2 1,186 (31.40%) Software Engineer
3 416 (11.01%) Senior Developer
4 362 (9.58%) Senior Software Engineer
5 249 (6.59%) Front End Developer (Client-Side Developer)
6 235 (6.22%) Full Stack Developer
7 219 (5.80%) Java Engineer
8 168 (4.45%) Software Developer
9 159 (4.21%) C# Developer
10 143 (3.79%) .NET Developer
11 139 (3.68%) Lead Developer
12 136 (3.60%) Java Software Engineer
13 128 (3.39%) Java Developer
14 103 (2.73%) Backend Developer
15 101 (2.67%) Applications Engineer
16 100 (2.65%) iOS Developer
17 87 (2.30%) Principal Engineer
18 84 (2.22%) React Developer
19 80 (2.12%) Android Engineer
20 76 (2.01%) Web Developer
Libraries, Frameworks & Software Standards
1 1,122 (29.71%) React
2 772 (20.44%) .NET
3 753 (19.94%) CSS
4 711 (18.82%) HTML
5 672 (17.79%) Node.js
6 543 (14.38%) RESTful
7 487 (12.89%) REST
8 439 (11.62%) Kafka
9 405 (10.72%) AngularJS
10 380 (10.06%) Spring
11 322 (8.53%) Spring Boot
12 313 (8.29%) .NET Framework
13 311 (8.23%) ASP.NET
14 292 (7.73%) GraphQL
15 285 (7.55%) Vue.js
16 265 (7.02%) .NET Core
17 240 (6.35%) Sass
18 216 (5.72%) RabbitMQ
19 210 (5.56%) HTML5
20 182 (4.82%) React Native
Miscellaneous
1 516 (13.66%) User Experience
2 396 (10.48%) Mobile App
3 322 (8.53%) Cloud Native
4 294 (7.78%) Algorithms
5 217 (5.75%) Data Structures
6 198 (5.24%) Virtual Team
7 178 (4.71%) Self-Motivation
8 168 (4.45%) Blockchain
9 148 (3.92%) Legacy Code
10 114 (3.02%) Greenfield Project
11 113 (2.99%) Cardano
12 103 (2.73%) Hackathon
13 100 (2.65%) Enterprise Software
14 84 (2.22%) Blog
15 80 (2.12%) Public Cloud
16 66 (1.75%) Management Information System
17 58 (1.54%) Data Centre
18 44 (1.16%) e-Learning
19 43 (1.14%) Social Media
20 31 (0.82%) Digital Currency
Operating Systems
1 352 (9.32%) Android
2 306 (8.10%) Apple iOS
3 284 (7.52%) Linux
4 63 (1.67%) Windows
5 49 (1.30%) Unix
6 26 (0.69%) Red Hat Enterprise Linux
7 14 (0.37%) Ubuntu
8 13 (0.34%) CentOS
9 8 (0.21%) Debian
10 7 (0.19%) Mac OS X
11 6 (0.16%) CoreOS
12 4 (0.11%) Alpine Linux
12 4 (0.11%) Embedded Linux
13 3 (0.079%) Mac OS
14 2 (0.053%) Angstrom
Processes & Methodologies
1 2,165 (57.32%) Agile
2 1,833 (48.53%) Software Engineering
3 1,224 (32.41%) CI/CD
4 971 (25.71%) TDD
5 803 (21.26%) Microservices
6 785 (20.78%) DevOps
7 762 (20.17%) Full Stack Development
8 756 (20.02%) Computer Science
9 722 (19.12%) Mentoring
10 683 (18.08%) Test Automation
11 623 (16.49%) Scrum
12 613 (16.23%) Continuous Integration
13 562 (14.88%) OO
14 551 (14.59%) Problem-Solving
15 533 (14.11%) SDLC
16 483 (12.79%) Fintech
17 460 (12.18%) Continuous Improvement
18 414 (10.96%) OOP
19 405 (10.72%) Front End Development
20 383 (10.14%) SOLID
Programming Languages
1 1,347 (35.66%) JavaScript
2 1,048 (27.75%) Java
3 941 (24.91%) Python
4 850 (22.50%) TypeScript
5 840 (22.24%) C#
6 798 (21.13%) SQL
7 330 (8.74%) Kotlin
8 285 (7.55%) Ruby
9 237 (6.27%) C++
10 223 (5.90%) Go
11 211 (5.59%) PHP
12 174 (4.61%) Scala
13 155 (4.10%) ES6
14 151 (4.00%) Apple Swift
15 135 (3.57%) C
16 112 (2.97%) Objective-C
17 94 (2.49%) T-SQL
18 74 (1.96%) Bash
18 74 (1.96%) Elm
19 61 (1.62%) Rust
Qualifications
1 655 (17.34%) Degree
2 443 (11.73%) Computer Science Degree
3 69 (1.83%) Master's Degree
4 66 (1.75%) OCP
4 66 (1.75%) Oracle Certification
5 27 (0.71%) AWS Certification
6 25 (0.66%) Azure Certification
7 22 (0.58%) Security Cleared
8 18 (0.48%) Six Sigma Black Belt
9 15 (0.40%) SC Cleared
10 14 (0.37%) Microsoft Certification
11 12 (0.32%) PhD
12 8 (0.21%) DBS Check
13 7 (0.19%) PMI Certification
14 5 (0.13%) MPhil
14 5 (0.13%) Numerate Degree
15 4 (0.11%) BPSS Clearance
16 3 (0.079%) CFA
17 1 (0.026%) HNC
17 1 (0.026%) ISEB
Quality Assurance & Compliance
1 714 (18.90%) QA
2 189 (5.00%) Accessibility
3 17 (0.45%) WCAG
4 12 (0.32%) WAI
5 10 (0.26%) JTAG
6 7 (0.19%) Data Quality
7 4 (0.11%) GDPR
7 4 (0.11%) GLP
8 3 (0.079%) HIPAA
8 3 (0.079%) SOC 2
9 2 (0.053%) Cyber Essentials
9 2 (0.053%) Cyber Essentials PLUS
9 2 (0.053%) ISO/IEC 27001
10 1 (0.026%) HL7
10 1 (0.026%) SLA
10 1 (0.026%) Solvency II
System Software
1 948 (25.10%) Docker
2 29 (0.77%) Virtual Machines
3 10 (0.26%) Active Directory
4 9 (0.24%) Varnish
5 8 (0.21%) LXC
6 5 (0.13%) Apache ZooKeeper
7 4 (0.11%) zsh
8 3 (0.079%) Firmware
8 3 (0.079%) HDFS
9 2 (0.053%) VMware Infrastructure
Systems Management
1 762 (20.17%) Kubernetes
2 476 (12.60%) Terraform
3 64 (1.69%) Ansible
4 61 (1.62%) Prometheus
5 46 (1.22%) Single Sign-On
6 38 (1.01%) Grafana
7 28 (0.74%) Istio
8 25 (0.66%) Puppet
9 19 (0.50%) Kibana
10 15 (0.40%) CloudHub
11 11 (0.29%) logstash
12 10 (0.26%) Failover Clustering
12 10 (0.26%) HAProxy
12 10 (0.26%) ZABBIX
13 8 (0.21%) Opscode Chef
13 8 (0.21%) Plesk
14 7 (0.19%) Anchore
14 7 (0.19%) Cilium
14 7 (0.19%) Sysdig
15 4 (0.11%) Packer
Vendors
1 296 (7.84%) Google
2 235 (6.22%) Microsoft
3 85 (2.25%) Samsung
4 72 (1.91%) Spotify
5 71 (1.88%) Apple
6 63 (1.67%) Bloomberg
7 57 (1.51%) Palantir
8 56 (1.48%) ANSYS
9 53 (1.40%) Oracle
10 50 (1.32%) Salesforce.com
11 49 (1.30%) Confluent
12 41 (1.09%) Foundry
13 28 (0.74%) Checkmarx
13 28 (0.74%) Facebook
14 27 (0.71%) Monzo
15 25 (0.66%) Red Hat
16 24 (0.64%) WooCommerce
17 20 (0.53%) Atlassian
17 20 (0.53%) Autodesk
18 19 (0.50%) Adobe