SOLID Contracts in England

SOLID Principles
UK > England

The table below provides summary statistics for contract job vacancies advertised in England requiring SOLID skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited SOLID over the 6 months leading up to 26 April 2025, comparing them to the same period in the previous two years.

6 months to
26 Apr 2025
Same period 2024 Same period 2023
Rank 364 432 483
Rank change year-on-year +68 +51 -73
Contract jobs citing SOLID 108 116 187
As % of all contract jobs advertised in England 0.44% 0.31% 0.37%
As % of the Processes & Methodologies category 0.48% 0.36% 0.41%
Number of daily rates quoted 82 91 130
10th Percentile £464 £400 £413
25th Percentile £513 £459 £491
Median daily rate (50th Percentile) £585 £500 £575
Median % change year-on-year +17.00% -13.04% +8.49%
75th Percentile £688 £650 £675
90th Percentile £700 £725 £775
UK median daily rate £585 £500 £550
% change year-on-year +17.00% -9.09% +4.76%
Number of hourly rates quoted 0 0 2
Median hourly rate - - £90.00
UK median hourly rate - - £90.00
% change year-on-year - - +44.81%

All Process and Methodology Skills
England

SOLID falls under the Processes and Methodologies category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring process or methodology skills in England.

Contract vacancies with a requirement for process or methodology skills 22,301 32,205 45,779
As % of all contract IT jobs advertised in England 91.11% 86.51% 90.27%
Number of daily rates quoted 14,630 21,157 32,091
10th Percentile £310 £300 £325
25th Percentile £413 £413 £445
Median daily rate (50th Percentile) £525 £525 £550
Median % change year-on-year - -4.55% +2.80%
75th Percentile £638 £650 £675
90th Percentile £750 £750 £769
UK median daily rate £523 £525 £550
% change year-on-year -0.38% -4.55% +4.76%
Number of hourly rates quoted 922 2,232 1,623
10th Percentile £14.67 £12.87 £11.00
25th Percentile £18.50 £16.00 £16.62
Median hourly rate £30.00 £35.25 £37.50
Median % change year-on-year -14.89% -6.00% +56.25%
75th Percentile £63.75 £60.00 £65.00
90th Percentile £75.00 £72.50 £75.00
UK median hourly rate £29.04 £35.00 £37.50
% change year-on-year -17.03% -6.67% +50.00%

SOLID
Job Vacancy Trend in England

Job postings citing SOLID as a proportion of all IT jobs advertised in England.

Job vacancy trend for SOLID in England

SOLID
Contractor Daily Rate Trend in England

3-month moving average daily rate quoted in jobs citing SOLID in England.

Daily rate trend for SOLID in England

SOLID
Daily Rate Histogram in England

Daily rate distribution for jobs citing SOLID in England over the 6 months to 26 April 2025.

Daily rate histogram for SOLID in England

SOLID
Contractor Hourly Rate Trend in England

3-month moving average hourly rates quoted in jobs citing SOLID in England.

Hourly rate trend for SOLID in England

SOLID
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing SOLID within the England region over the 6 months to 26 April 2025. 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
London +74 86 £600 +4.35% 120
South East +46 14 £500 - 33
South West +34 3 £655 +45.56% 12
North of England +12 3 £550 +15.79% 39
North West +9 3 £550 +15.79% 27
SOLID
UK

SOLID
Co-occurring Skills and Capabilities in England 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 2 (1.85%) Confluence
2 1 (0.93%) Alfresco
2 1 (0.93%) Anypoint
2 1 (0.93%) Camunda
2 1 (0.93%) CMS
Business Applications
1 3 (2.78%) Aladdin
Cloud Services
1 56 (51.85%) AWS
2 32 (29.63%) Azure
3 18 (16.67%) Azure DevOps
4 13 (12.04%) Amazon EC2
4 13 (12.04%) Amazon EKS
4 13 (12.04%) Amazon ElastiCache
4 13 (12.04%) Amazon S3
4 13 (12.04%) CloudFront
4 13 (12.04%) Route 53
5 6 (5.56%) GitHub
6 5 (4.63%) GitHub Actions
7 4 (3.70%) Azure Service Bus
7 4 (3.70%) SaaS
7 4 (3.70%) Sentry
8 3 (2.78%) GCP
8 3 (2.78%) OpenShift
8 3 (2.78%) Serverless
9 2 (1.85%) AWS Lambda
9 2 (1.85%) Azure API Management
9 2 (1.85%) Azure Stack
Communications & Networking
1 2 (1.85%) HTTP
2 1 (0.93%) Firewall
2 1 (0.93%) Internet
2 1 (0.93%) VPN
Database & Business Intelligence
1 40 (37.04%) NoSQL
2 32 (29.63%) PostgreSQL
3 24 (22.22%) MongoDB
4 21 (19.44%) Redis
5 19 (17.59%) SQL Server
6 15 (13.89%) DocumentDB
7 13 (12.04%) Amazon Aurora
8 9 (8.33%) MySQL
8 9 (8.33%) Relational Database
9 3 (2.78%) Azure SQL Database
9 3 (2.78%) CockroachDB
Development Applications
1 24 (22.22%) Git
2 20 (18.52%) Jenkins
3 9 (8.33%) Bitbucket
3 9 (8.33%) JIRA
4 8 (7.41%) GoogleTest
4 8 (7.41%) JUnit
4 8 (7.41%) Rational DOORS
4 8 (7.41%) TestRail
5 6 (5.56%) Cypress.io
5 6 (5.56%) Gradle
5 6 (5.56%) Maven
6 5 (4.63%) Visual Studio Code
7 4 (3.70%) CircleCI
8 3 (2.78%) Eclipse
8 3 (2.78%) IntelliJ
8 3 (2.78%) Moq
8 3 (2.78%) Selenium
8 3 (2.78%) TeamCity
8 3 (2.78%) TestNG
8 3 (2.78%) Visual Studio
General
1 27 (25.00%) Public Sector
2 25 (23.15%) Finance
3 19 (17.59%) Social Skills
4 14 (12.96%) Banking
5 13 (12.04%) Retail Banking
6 4 (3.70%) Influencing Skills
6 4 (3.70%) Manufacturing
7 3 (2.78%) Electronics
7 3 (2.78%) Inclusion and Diversity
7 3 (2.78%) Marketing
7 3 (2.78%) Telecoms
8 1 (0.93%) Advertising
8 1 (0.93%) Analytical Skills
8 1 (0.93%) Aviation
8 1 (0.93%) Games
8 1 (0.93%) Investment Banking
8 1 (0.93%) Retail
Job Titles
1 74 (68.52%) Developer
2 28 (25.93%) Senior
3 22 (20.37%) Java Developer
4 17 (15.74%) Senior Developer
5 16 (14.81%) SC Cleared Java Developer
6 12 (11.11%) C# Developer
6 12 (11.11%) Full-Stack Developer
6 12 (11.11%) Software Engineer
7 11 (10.19%) Lead
7 11 (10.19%) Python Developer
8 9 (8.33%) .NET Developer
8 9 (8.33%) Lead Developer
9 8 (7.41%) C++ Software Engineer
9 8 (7.41%) Embedded C++ Engineer
9 8 (7.41%) Embedded Software Engineer
9 8 (7.41%) Linux Engineer
9 8 (7.41%) Senior C++ Software Engineer
9 8 (7.41%) Senior Embedded Software Engineer
9 8 (7.41%) Senior Linux Engineer
9 8 (7.41%) Senior Software Engineer
Libraries, Frameworks & Software Standards
1 35 (32.41%) RESTful
2 33 (30.56%) .NET
2 33 (30.56%) React
3 26 (24.07%) Spring
3 26 (24.07%) Spring Boot
4 24 (22.22%) Kafka
5 22 (20.37%) HTML
6 21 (19.44%) GraphQL
7 19 (17.59%) REST
8 17 (15.74%) .NET Core
8 17 (15.74%) CSS
9 15 (13.89%) AngularJS
10 13 (12.04%) Node.js
11 11 (10.19%) Vue
12 9 (8.33%) .NET Framework
12 9 (8.33%) ASP.NET
12 9 (8.33%) Hibernate
13 8 (7.41%) Django
13 8 (7.41%) Express.js
13 8 (7.41%) Web Services
Miscellaneous
1 14 (12.96%) Derivative
2 12 (11.11%) Product Ownership
3 7 (6.48%) Legacy Systems
4 6 (5.56%) Public Cloud
5 5 (4.63%) PKI
6 3 (2.78%) Fixed Income
7 2 (1.85%) Algorithms
7 2 (1.85%) Cloud Native
7 2 (1.85%) Distributed Systems
7 2 (1.85%) Legacy Code
8 1 (0.93%) Data Structures
8 1 (0.93%) Enterprise Cloud
8 1 (0.93%) Greenfield Project
8 1 (0.93%) Linux Command Line
8 1 (0.93%) Management Information System
8 1 (0.93%) N-Tier
8 1 (0.93%) Sports Betting
8 1 (0.93%) Virtual Team
Operating Systems
1 10 (9.26%) Linux
2 8 (7.41%) Embedded Linux
3 3 (2.78%) Apple iOS
4 1 (0.93%) Unix
4 1 (0.93%) Windows
Processes & Methodologies
1 68 (62.96%) Agile
2 46 (42.59%) DevOps
3 43 (39.81%) CI/CD
4 40 (37.04%) Microservices
4 40 (37.04%) TDD
5 36 (33.33%) Clean Code
6 34 (31.48%) Design Patterns
7 26 (24.07%) Software Engineering
7 26 (24.07%) Test Automation
8 25 (23.15%) OO
8 25 (23.15%) Problem-Solving
9 24 (22.22%) Continuous Integration
10 20 (18.52%) Scrum
11 19 (17.59%) API Development
12 16 (14.81%) Full-Stack Development
12 16 (14.81%) Unit Testing
13 13 (12.04%) Asset Management
14 12 (11.11%) Mentoring
14 12 (11.11%) Pair Programming
15 10 (9.26%) Kanban
Programming Languages
1 54 (50.00%) SQL
2 47 (43.52%) C#
3 43 (39.81%) JavaScript
4 31 (28.70%) Java
5 15 (13.89%) Python
6 8 (7.41%) C++
6 8 (7.41%) TypeScript
7 5 (4.63%) PowerShell
8 3 (2.78%) Swift
9 2 (1.85%) Ruby
9 2 (1.85%) Shell Script
9 2 (1.85%) T-SQL
10 1 (0.93%) Bicep
10 1 (0.93%) Groovy
10 1 (0.93%) Kotlin
10 1 (0.93%) Objective-C
10 1 (0.93%) Scala
Qualifications
1 33 (30.56%) Security Cleared
2 32 (29.63%) SC Cleared
3 16 (14.81%) AWS Certified Developer
4 12 (11.11%) Degree
5 8 (7.41%) Computer Science Degree
6 1 (0.93%) AWS Certification
6 1 (0.93%) Numerate Degree
Quality Assurance & Compliance
1 4 (3.70%) Accessibility
2 3 (2.78%) QA
2 3 (2.78%) WCAG
System Software
1 18 (16.67%) Docker
2 1 (0.93%) Active Directory
Systems Management
1 32 (29.63%) Kubernetes
2 9 (8.33%) Terraform
3 7 (6.48%) Grafana
4 3 (2.78%) Prometheus
5 1 (0.93%) CloudHub
5 1 (0.93%) Kibana
5 1 (0.93%) Progress Chef
5 1 (0.93%) Single Sign-On
Vendors
1 11 (10.19%) Google
1 11 (10.19%) Microsoft
2 4 (3.70%) Oracle
3 3 (2.78%) Murex
3 3 (2.78%) SAP
4 1 (0.93%) Apple
4 1 (0.93%) MuleSoft
4 1 (0.93%) Salesforce
4 1 (0.93%) Splunk
4 1 (0.93%) Sybase