Clean Code Contracts

Clean Code
UK

The following table provides summary statistics for contract job vacancies with a requirement for Clean Code skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Clean Code over the 6 months to 3 May 2024 with a comparison to the same period in the previous 2 years.

6 months to
3 May 2024
Same period 2023 Same period 2022
Rank 316 314 330
Rank change year-on-year -2 +16 +5
Contract jobs citing Clean Code 296 496 734
As % of all contract jobs advertised in the UK 0.68% 0.84% 0.83%
As % of the Processes & Methodologies category 0.79% 0.93% 0.91%
Number of daily rates quoted 217 360 568
10th Percentile £400 £431 £408
25th Percentile £450 £513 £481
Median daily rate (50th Percentile) £575 £578 £550
Median % change year-on-year -0.43% +5.00% +10.00%
75th Percentile £675 £675 £663
90th Percentile £688 £725 £713
UK excluding London median daily rate £524 £549 £500
% change year-on-year -4.60% +9.80% +5.26%
Number of hourly rates quoted 3 3 4
10th Percentile - £62.00 £74.40
25th Percentile £67.50 £65.00 £75.75
Median hourly rate £70.00 £70.00 £77.59
Median % change year-on-year - -9.78% +36.89%
75th Percentile £77.50 £80.00 £80.13
90th Percentile £80.50 £86.00 £80.35
UK excluding London median hourly rate £70.00 - -

All Process and Methodology Skills
UK

Clean Code is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies with a requirement for process or methodology skills.

Contract vacancies with a requirement for process or methodology skills 37,452 53,231 80,444
As % of all contract IT jobs advertised in the UK 86.33% 89.85% 90.62%
Number of daily rates quoted 24,130 36,930 56,488
10th Percentile £300 £325 £341
25th Percentile £413 £438 £425
Median daily rate (50th Percentile) £525 £550 £530
Median % change year-on-year -4.55% +3.77% +8.72%
75th Percentile £638 £650 £638
90th Percentile £750 £750 £738
UK excluding London median daily rate £500 £500 £475
% change year-on-year - +5.26% +8.57%
Number of hourly rates quoted 2,454 1,752 1,920
10th Percentile £12.75 £11.00 £12.50
25th Percentile £16.00 £16.25 £15.50
Median hourly rate £35.95 £36.00 £25.00
Median % change year-on-year -0.14% +44.00% +2.04%
75th Percentile £60.00 £65.00 £49.25
90th Percentile £72.50 £75.00 £64.53
UK excluding London median hourly rate £37.50 £35.00 £20.00
% change year-on-year +7.14% +75.00% -6.98%

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
Contractor Daily Rate Trend

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

Daily rate trend for Clean Code in the UK

Clean Code
Daily Rate Histogram

Daily rate distribution for jobs citing Clean Code over the 6 months to 3 May 2024.

Daily rate histogram for Clean Code in the UK

Clean Code
Contractor Hourly Rate Trend

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

Hourly rate trend for Clean Code in the UK

Clean Code
Top 15 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Clean Code within the UK over the 6 months to 3 May 2024. 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Jobs
England +17 268 £600 +4.35% 212
London +2 192 £600 - 80
Work from Home +15 104 £525 -12.50% 132
UK excluding London +30 76 £524 -4.60% 140
South East +31 33 £625 +25.00% 27
North of England +22 12 £475 +11.76% 38
South West -14 10 £450 -18.18% 18
Midlands +34 8 £393 -1.88% 25
East of England +20 7 £500 -23.11% 19
North West +15 7 £475 +11.76% 27
West Midlands +29 6 £335 -16.25% 15
Scotland +29 6 £480 -16.52% 9
Yorkshire +15 4 £600 +33.33% 8
East Midlands +22 2 £675 +35.00% 10
North East - 1 £375 - 3

Clean Code
Co-occurring Skills and Capabilities by Category

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

Application Platforms
1 17 (5.74%) CMS
2 5 (1.69%) Apache
3 3 (1.01%) Umbraco
4 2 (0.68%) Apache Solr
4 2 (0.68%) ArcGIS
5 1 (0.34%) Apache Spark
5 1 (0.34%) Confluence
5 1 (0.34%) Tomcat
5 1 (0.34%) Tornado
Applications
1 2 (0.68%) CPLEX
2 1 (0.34%) Microsoft Office
Business Applications
1 1 (0.34%) NetSuite
1 1 (0.34%) Oracle Procure-to-Pay
Cloud Services
1 90 (30.41%) Azure
2 77 (26.01%) AWS
3 55 (18.58%) Azure DevOps
4 39 (13.18%) Azure Service Bus
5 35 (11.82%) GCP
6 34 (11.49%) Azure Cosmos DB
7 32 (10.81%) Azure Monitor
8 16 (5.41%) Serverless
9 12 (4.05%) Azure Pipelines
10 7 (2.36%) Amazon S3
10 7 (2.36%) GitHub
11 6 (2.03%) AWS Lambda
11 6 (2.03%) Azure App Service
11 6 (2.03%) SaaS
12 5 (1.69%) Amazon CloudWatch
12 5 (1.69%) Azure Event Grid
12 5 (1.69%) Azure Functions
13 4 (1.35%) Amazon EC2
13 4 (1.35%) IaaS
14 3 (1.01%) SAP Commerce Cloud
Communications & Networking
1 35 (11.82%) HTTP
2 9 (3.04%) FTP
3 5 (1.69%) TCP/IP
4 3 (1.01%) DHCP
4 3 (1.01%) DNS
5 2 (0.68%) SAN
6 1 (0.34%) NFC
6 1 (0.34%) OpenLDAP
6 1 (0.34%) PPP
Database & Business Intelligence
1 62 (20.95%) SQL Server
2 39 (13.18%) PostgreSQL
3 28 (9.46%) MongoDB
4 24 (8.11%) Apache Cassandra
5 20 (6.76%) Relational Database
6 18 (6.08%) Oracle Database
7 17 (5.74%) Oracle Database 11g
8 15 (5.07%) MySQL
8 15 (5.07%) NoSQL
9 5 (1.69%) GIS
9 5 (1.69%) Spatial Data
10 4 (1.35%) Amazon RDS
11 3 (1.01%) Redis
12 2 (0.68%) Azure SQL Database
12 2 (0.68%) Big Data
12 2 (0.68%) Couchbase
12 2 (0.68%) Data Lake
12 2 (0.68%) DynamoDB
12 2 (0.68%) MariaDB
12 2 (0.68%) Oracle Reports
Development Applications
1 78 (26.35%) Git
2 16 (5.41%) Cypress.io
3 13 (4.39%) Jenkins
4 8 (2.70%) JIRA
5 6 (2.03%) webpack
6 4 (1.35%) Babel
6 4 (1.35%) GitLab
6 4 (1.35%) Visual Studio
7 3 (1.01%) Selenium
8 2 (0.68%) Bitbucket
8 2 (0.68%) Robot Framework
9 1 (0.34%) Cucumber
9 1 (0.34%) Gradle
9 1 (0.34%) Mercurial
9 1 (0.34%) Moq
9 1 (0.34%) MSTest
9 1 (0.34%) Rational DOORS
9 1 (0.34%) TeamCity
9 1 (0.34%) Valgrind
9 1 (0.34%) VersionOne
General
1 68 (22.97%) Social Skills
2 39 (13.18%) Finance
3 36 (12.16%) Analytical Skills
4 30 (10.14%) Public Sector
5 27 (9.12%) Back Office
6 23 (7.77%) Banking
7 14 (4.73%) Marketing
8 11 (3.72%) Front Office
9 10 (3.38%) Advertising
10 8 (2.70%) Investment Banking
10 8 (2.70%) Manufacturing
11 6 (2.03%) Telecoms
12 5 (1.69%) Electronics
13 4 (1.35%) Law
13 4 (1.35%) Tech for Good
14 3 (1.01%) Inclusion and Diversity
14 3 (1.01%) Local Government
15 2 (0.68%) Organisational Skills
15 2 (0.68%) Presentation Skills
16 1 (0.34%) Health Technology
Job Titles
1 195 (65.88%) Developer
2 69 (23.31%) Senior
3 42 (14.19%) Senior Developer
4 32 (10.81%) Scala Developer
5 26 (8.78%) Lead
6 23 (7.77%) C# Developer
6 23 (7.77%) Front-End Developer (Client-Side Developer)
6 23 (7.77%) Software Engineer
7 21 (7.09%) React Developer
8 19 (6.42%) Python Developer
9 16 (5.41%) .NET Developer
9 16 (5.41%) Azure Developer
10 15 (5.07%) PostgreSQL Developer
10 15 (5.07%) Software Developer
11 14 (4.73%) Java Developer
12 13 (4.39%) Full Stack Developer
12 13 (4.39%) JavaScript Engineer
13 11 (3.72%) Technical Leader
14 10 (3.38%) Node.js Developer
14 10 (3.38%) Senior Software Engineer
Libraries, Frameworks & Software Standards
1 80 (27.03%) .NET
2 69 (23.31%) React
3 56 (18.92%) .NET Core
3 56 (18.92%) CSS
4 54 (18.24%) HTML
4 54 (18.24%) RESTful
5 41 (13.85%) Node.js
6 34 (11.49%) Kafka
7 31 (10.47%) Akka
8 22 (7.43%) ASP.NET
8 22 (7.43%) Redux
9 18 (6.08%) Express.js
10 17 (5.74%) AngularJS
11 16 (5.41%) jQuery
11 16 (5.41%) REST
12 15 (5.07%) Spring
13 14 (4.73%) ASP.NET MVC
14 12 (4.05%) Jest
15 11 (3.72%) GraphQL
15 11 (3.72%) Spring Boot
Miscellaneous
1 18 (6.08%) Product Ownership
2 12 (4.05%) Cloud Native
3 10 (3.38%) Algorithms
3 10 (3.38%) Distributed Systems
4 8 (2.70%) Self-Motivation
5 6 (2.03%) Data Protection Act
5 6 (2.03%) Foreign Exchange (FX)
6 5 (1.69%) Data Structures
6 5 (1.69%) Fixed Income
6 5 (1.69%) Greenfield Project
6 5 (1.69%) Mobile App
6 5 (1.69%) Team-Oriented Environment
7 4 (1.35%) Blockchain
7 4 (1.35%) Derivative
7 4 (1.35%) Equity Derivative
8 3 (1.01%) Contactless
8 3 (1.01%) Management Information System
9 2 (0.68%) Distributed Applications
9 2 (0.68%) Market Risk
9 2 (0.68%) Web 2.0
Operating Systems
1 11 (3.72%) Linux
2 8 (2.70%) Android
3 6 (2.03%) Apple iOS
4 5 (1.69%) Windows
5 4 (1.35%) Embedded Linux
6 3 (1.01%) Ubuntu
7 2 (0.68%) Debian
8 1 (0.34%) Red Hat Enterprise Linux
Processes & Methodologies
1 163 (55.07%) Agile
2 118 (39.86%) TDD
3 113 (38.18%) DevOps
4 66 (22.30%) Software Engineering
5 62 (20.95%) OO
5 62 (20.95%) Problem-Solving
6 61 (20.61%) Microservices
7 56 (18.92%) OOD
8 45 (15.20%) CI/CD
8 45 (15.20%) Front End Development
9 40 (13.51%) Pair Programming
9 40 (13.51%) Unit Testing
10 37 (12.50%) API Management
11 34 (11.49%) Secure Coding
12 31 (10.47%) Design Patterns
13 30 (10.14%) Computer Science
14 28 (9.46%) User Experience
15 27 (9.12%) Code Quality
15 27 (9.12%) Full Stack Development
15 27 (9.12%) SOLID
Programming Languages
1 90 (30.41%) JavaScript
2 88 (29.73%) C#
3 66 (22.30%) TypeScript
4 59 (19.93%) SQL
5 43 (14.53%) Bicep
6 42 (14.19%) Java
7 35 (11.82%) Python
8 34 (11.49%) Scala
9 23 (7.77%) Go
10 18 (6.08%) PL/SQL
11 15 (5.07%) C++
12 9 (3.04%) Bash
13 8 (2.70%) PHP
14 7 (2.36%) Kotlin
15 6 (2.03%) Objective-C
15 6 (2.03%) Swift
16 4 (1.35%) Perl
17 3 (1.01%) Rust
18 2 (0.68%) C
18 2 (0.68%) PowerShell
Qualifications
1 32 (10.81%) Security Cleared
2 29 (9.80%) SC Cleared
3 26 (8.78%) Degree
4 24 (8.11%) Computer Science Degree
5 6 (2.03%) Master's Degree
6 1 (0.34%) Azure Certification
6 1 (0.34%) BPSS Clearance
6 1 (0.34%) DV Cleared
Quality Assurance & Compliance
1 18 (6.08%) Accessibility
2 13 (4.39%) WCAG
3 9 (3.04%) QA
4 4 (1.35%) MiFID
System Software
1 36 (12.16%) Active Directory
2 17 (5.74%) Docker
3 4 (1.35%) zsh
4 2 (0.68%) VMware Infrastructure
Systems Management
1 35 (11.82%) Kubernetes
2 7 (2.36%) Terraform
3 1 (0.34%) Grafana
Vendors
1 34 (11.49%) Microsoft
2 26 (8.78%) Oracle
3 18 (6.08%) Typelevel
4 9 (3.04%) Google
4 9 (3.04%) SAP
5 5 (1.69%) Apple
5 5 (1.69%) ESRI
6 3 (1.01%) Red Hat
6 3 (1.01%) Salesforce
6 3 (1.01%) ServiceNow
6 3 (1.01%) Virgin Media
6 3 (1.01%) VMware
7 2 (0.68%) NVIDIA
8 1 (0.34%) Atlassian
8 1 (0.34%) Brio
8 1 (0.34%) Confluent
8 1 (0.34%) Databricks
8 1 (0.34%) Dynatrace
8 1 (0.34%) Remedy
8 1 (0.34%) Sun