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 1 April 2025, comparing them to the same period in the previous two years.

6 months to
1 Apr 2025
Same period 2024 Same period 2023
Rank 354 433 475
Rank change year-on-year +79 +42 -92
Contract jobs citing SOLID 121 117 199
As % of all contract jobs advertised in England 0.50% 0.31% 0.37%
As % of the Processes & Methodologies category 0.55% 0.36% 0.41%
Number of daily rates quoted 91 89 144
10th Percentile £447 £380 £416
25th Percentile £504 £450 £497
Median daily rate (50th Percentile) £585 £500 £575
Median % change year-on-year +17.00% -13.04% +8.49%
75th Percentile £688 £625 £675
90th Percentile £700 £695 £775
UK median daily rate £565 £500 £550
% change year-on-year +13.00% -9.09% +4.76%
Number of hourly rates quoted 0 0 1
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 22,015 32,682 47,964
As % of all contract IT jobs advertised in England 90.78% 86.73% 90.20%
Number of daily rates quoted 14,502 21,606 33,594
10th Percentile £313 £300 £325
25th Percentile £413 £413 £445
Median daily rate (50th Percentile) £525 £525 £550
Median % change year-on-year - -4.55% +4.76%
75th Percentile £638 £650 £675
90th Percentile £750 £750 £775
UK median daily rate £525 £525 £550
% change year-on-year - -4.55% +4.76%
Number of hourly rates quoted 859 2,164 1,678
10th Percentile £14.99 £13.00 £11.00
25th Percentile £19.94 £15.99 £16.72
Median hourly rate £32.50 £32.50 £37.50
Median % change year-on-year - -13.33% +56.25%
75th Percentile £65.00 £58.53 £65.00
90th Percentile £76.44 £71.25 £74.50
UK median hourly rate £31.76 £32.50 £36.65
% change year-on-year -2.28% -11.33% +47.67%

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 1 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 1 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 +73 93 £625 +11.11% 115
South East +56 16 £500 - 31
North of England +9 7 £448 -5.79% 35
North West +14 6 £448 -5.79% 23
South West +39 3 £655 +45.56% 10
North East - 1 - - 5
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 4 (3.31%) Confluence
2 1 (0.83%) Alfresco
2 1 (0.83%) Anypoint
2 1 (0.83%) Camunda
Business Applications
1 3 (2.48%) Aladdin
Cloud Services
1 58 (47.93%) AWS
2 36 (29.75%) Azure
3 22 (18.18%) Azure DevOps
4 17 (14.05%) Amazon EC2
4 17 (14.05%) Amazon EKS
4 17 (14.05%) Amazon ElastiCache
4 17 (14.05%) Amazon S3
4 17 (14.05%) CloudFront
4 17 (14.05%) Route 53
5 5 (4.13%) GitHub
6 4 (3.31%) Azure Service Bus
6 4 (3.31%) GitHub Actions
6 4 (3.31%) OpenShift
6 4 (3.31%) SaaS
7 3 (2.48%) Amazon CloudWatch
7 3 (2.48%) GCP
7 3 (2.48%) Sentry
7 3 (2.48%) Serverless
8 2 (1.65%) AWS Lambda
8 2 (1.65%) Azure Stack
Communications & Networking
1 2 (1.65%) HTTP
2 1 (0.83%) Firewall
2 1 (0.83%) Internet
2 1 (0.83%) VPN
Database & Business Intelligence
1 42 (34.71%) NoSQL
2 29 (23.97%) PostgreSQL
3 24 (19.83%) Redis
4 22 (18.18%) MongoDB
5 21 (17.36%) SQL Server
6 19 (15.70%) DocumentDB
7 17 (14.05%) Amazon Aurora
8 9 (7.44%) MySQL
8 9 (7.44%) Relational Database
9 3 (2.48%) Azure SQL Database
9 3 (2.48%) CockroachDB
10 1 (0.83%) Big Data
Development Applications
1 26 (21.49%) Git
2 25 (20.66%) Jenkins
3 13 (10.74%) Bitbucket
3 13 (10.74%) JIRA
4 11 (9.09%) JUnit
5 10 (8.26%) GoogleTest
5 10 (8.26%) Rational DOORS
5 10 (8.26%) TestRail
6 8 (6.61%) Cypress.io
7 6 (4.96%) Gradle
7 6 (4.96%) Maven
8 5 (4.13%) GitLab
8 5 (4.13%) Selenium
8 5 (4.13%) Visual Studio Code
9 4 (3.31%) Mockito
9 4 (3.31%) Postman
9 4 (3.31%) SonarQube
9 4 (3.31%) TeamCity
10 3 (2.48%) Cucumber
10 3 (2.48%) Hamcrest
General
1 29 (23.97%) Finance
2 25 (20.66%) Social Skills
3 24 (19.83%) Public Sector
4 20 (16.53%) Banking
5 17 (14.05%) Retail Banking
6 4 (3.31%) Manufacturing
7 3 (2.48%) Electronics
7 3 (2.48%) Inclusion and Diversity
7 3 (2.48%) Influencing Skills
7 3 (2.48%) Marketing
7 3 (2.48%) Telecoms
8 2 (1.65%) Analytical Skills
9 1 (0.83%) Advertising
9 1 (0.83%) Aviation
9 1 (0.83%) Documentation Skills
9 1 (0.83%) Games
9 1 (0.83%) Investment Banking
9 1 (0.83%) Retail
Job Titles
1 78 (64.46%) Developer
2 33 (27.27%) Senior
3 20 (16.53%) Java Developer
4 18 (14.88%) Senior Developer
5 15 (12.40%) C# Developer
5 15 (12.40%) Software Engineer
6 13 (10.74%) SC Cleared Java Developer
7 12 (9.92%) Full-Stack Developer
8 11 (9.09%) Lead
8 11 (9.09%) Python Developer
8 11 (9.09%) Senior Software Engineer
9 10 (8.26%) C++ Software Engineer
9 10 (8.26%) Embedded C++ Engineer
9 10 (8.26%) Embedded C++ Software Engineer
9 10 (8.26%) Embedded Linux Software Engineer
9 10 (8.26%) Embedded Software Engineer
9 10 (8.26%) Linux Engineer
9 10 (8.26%) Senior C++ Software Engineer
9 10 (8.26%) Senior Embedded Software Engineer
9 10 (8.26%) Senior Linux Engineer
Libraries, Frameworks & Software Standards
1 40 (33.06%) RESTful
2 38 (31.40%) .NET
3 30 (24.79%) React
4 25 (20.66%) GraphQL
4 25 (20.66%) Kafka
5 24 (19.83%) Spring
5 24 (19.83%) Spring Boot
6 22 (18.18%) HTML
7 18 (14.88%) .NET Core
7 18 (14.88%) REST
8 17 (14.05%) CSS
9 15 (12.40%) AngularJS
10 12 (9.92%) Node.js
11 11 (9.09%) Vue
12 10 (8.26%) .NET Framework
13 9 (7.44%) ASP.NET
13 9 (7.44%) Hibernate
13 9 (7.44%) Web Services
14 7 (5.79%) Django
14 7 (5.79%) XML
Miscellaneous
1 18 (14.88%) Derivative
2 12 (9.92%) Product Ownership
3 8 (6.61%) Legacy Systems
4 7 (5.79%) Public Cloud
5 5 (4.13%) PKI
6 4 (3.31%) Sports Betting
7 3 (2.48%) Algorithms
7 3 (2.48%) Distributed Systems
7 3 (2.48%) Fixed Income
7 3 (2.48%) Linux Command Line
8 2 (1.65%) Cloud Native
8 2 (1.65%) Data Structures
8 2 (1.65%) iPad
8 2 (1.65%) iPhone
8 2 (1.65%) Legacy Code
8 2 (1.65%) Mobile App
9 1 (0.83%) Analytical Mindset
9 1 (0.83%) Enterprise Cloud
9 1 (0.83%) Greenfield Project
9 1 (0.83%) Virtual Team
Operating Systems
1 14 (11.57%) Linux
2 10 (8.26%) Embedded Linux
3 5 (4.13%) Apple iOS
4 3 (2.48%) Windows
5 1 (0.83%) Unix
Processes & Methodologies
1 79 (65.29%) Agile
2 49 (40.50%) CI/CD
2 49 (40.50%) DevOps
3 47 (38.84%) TDD
4 43 (35.54%) Microservices
5 41 (33.88%) Design Patterns
6 36 (29.75%) Clean Code
7 33 (27.27%) Test Automation
8 31 (25.62%) Software Engineering
9 30 (24.79%) Scrum
10 28 (23.14%) OO
10 28 (23.14%) Problem-Solving
11 26 (21.49%) Continuous Integration
12 18 (14.88%) Unit Testing
13 17 (14.05%) Asset Management
14 16 (13.22%) API Development
14 16 (13.22%) Full-Stack Development
15 15 (12.40%) BDD
16 12 (9.92%) Computer Science
16 12 (9.92%) Kanban
Programming Languages
1 61 (50.41%) SQL
2 57 (47.11%) C#
3 39 (32.23%) JavaScript
4 31 (25.62%) Java
5 15 (12.40%) Python
6 10 (8.26%) C++
7 8 (6.61%) TypeScript
8 5 (4.13%) PowerShell
8 5 (4.13%) Swift
9 3 (2.48%) T-SQL
10 2 (1.65%) PL/SQL
10 2 (1.65%) Ruby
10 2 (1.65%) Shell Script
11 1 (0.83%) Bicep
11 1 (0.83%) Groovy
11 1 (0.83%) Kotlin
11 1 (0.83%) Objective-C
11 1 (0.83%) PHP
11 1 (0.83%) Scala
Qualifications
1 31 (25.62%) Security Cleared
2 30 (24.79%) SC Cleared
3 14 (11.57%) Degree
4 13 (10.74%) AWS Certified Developer
5 10 (8.26%) Computer Science Degree
6 1 (0.83%) AWS Certification
6 1 (0.83%) Numerate Degree
Quality Assurance & Compliance
1 8 (6.61%) QA
2 4 (3.31%) Accessibility
3 3 (2.48%) WCAG
System Software
1 19 (15.70%) Docker
2 1 (0.83%) Active Directory
Systems Management
1 30 (24.79%) Kubernetes
2 9 (7.44%) Terraform
3 6 (4.96%) Grafana
4 3 (2.48%) Prometheus
5 1 (0.83%) CloudHub
5 1 (0.83%) Kibana
5 1 (0.83%) Progress Chef
5 1 (0.83%) Single Sign-On
Vendors
1 13 (10.74%) Google
1 13 (10.74%) Microsoft
2 6 (4.96%) Oracle
3 5 (4.13%) SAP
4 3 (2.48%) Murex
4 3 (2.48%) Salesforce
4 3 (2.48%) Splunk
5 1 (0.83%) Apple
5 1 (0.83%) Atlassian
5 1 (0.83%) MuleSoft
5 1 (0.83%) Sybase