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

6 months to
1 May 2025
Same period 2024 Same period 2023
Rank 378 428 472
Rank change year-on-year +50 +44 -63
Contract jobs citing SOLID 107 114 182
As % of all contract jobs advertised in England 0.44% 0.31% 0.36%
As % of the Processes & Methodologies category 0.48% 0.35% 0.40%
Number of daily rates quoted 82 89 126
10th Percentile £464 £400 £413
25th Percentile £513 £459 £473
Median daily rate (50th Percentile) £585 £500 £550
Median % change year-on-year +17.00% -9.09% +2.33%
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% +3.04%
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 22,202 32,193 45,529
As % of all contract IT jobs advertised in England 91.16% 86.56% 90.24%
Number of daily rates quoted 14,534 21,105 31,969
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% +2.33%
75th Percentile £638 £650 £675
90th Percentile £750 £750 £765
UK median daily rate £520 £525 £550
% change year-on-year -0.95% -4.55% +4.76%
Number of hourly rates quoted 921 2,246 1,592
10th Percentile £14.42 £12.92 £10.87
25th Percentile £18.20 £16.01 £16.25
Median hourly rate £29.07 £36.00 £37.50
Median % change year-on-year -19.25% -4.00% +53.06%
75th Percentile £63.75 £60.00 £65.00
90th Percentile £75.00 £72.50 £75.00
UK median hourly rate £29.00 £35.65 £37.30
% change year-on-year -18.65% -4.42% +49.20%

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 May 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 May 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 +64 87 £600 +4.35% 66
South East +36 13 £500 - 60
South West +40 3 £655 +45.56% 19
North of England +12 3 £550 +15.79% 41
North West +11 3 £550 +15.79% 24
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 (1.87%) Confluence
2 1 (0.93%) Alfresco
2 1 (0.93%) Anypoint
2 1 (0.93%) Camunda
2 1 (0.93%) CMS
Business Applications
1 2 (1.87%) Aladdin
Cloud Services
1 55 (51.40%) AWS
2 30 (28.04%) Azure
3 17 (15.89%) Azure DevOps
4 12 (11.21%) Amazon EC2
4 12 (11.21%) Amazon EKS
4 12 (11.21%) Amazon ElastiCache
4 12 (11.21%) Amazon S3
4 12 (11.21%) CloudFront
4 12 (11.21%) Route 53
5 6 (5.61%) GCP
5 6 (5.61%) GitHub
6 5 (4.67%) GitHub Actions
7 4 (3.74%) Azure Service Bus
7 4 (3.74%) SaaS
7 4 (3.74%) Sentry
8 3 (2.80%) Google Kubernetes Engine
8 3 (2.80%) OpenShift
8 3 (2.80%) Serverless
9 2 (1.87%) AWS Lambda
9 2 (1.87%) Azure Stack
Communications & Networking
1 2 (1.87%) HTTP
2 1 (0.93%) Firewall
2 1 (0.93%) VPN
Database & Business Intelligence
1 41 (38.32%) NoSQL
2 32 (29.91%) PostgreSQL
3 24 (22.43%) MongoDB
4 20 (18.69%) Redis
5 18 (16.82%) SQL Server
6 14 (13.08%) DocumentDB
7 12 (11.21%) Amazon Aurora
8 9 (8.41%) MySQL
8 9 (8.41%) Relational Database
9 3 (2.80%) Azure SQL Database
9 3 (2.80%) CockroachDB
10 2 (1.87%) OLTP
Development Applications
1 23 (21.50%) Git
2 19 (17.76%) Jenkins
3 8 (7.48%) Bitbucket
3 8 (7.48%) JIRA
3 8 (7.48%) JUnit
4 7 (6.54%) GoogleTest
4 7 (6.54%) Rational DOORS
4 7 (6.54%) TestRail
5 6 (5.61%) Cypress.io
5 6 (5.61%) Gradle
5 6 (5.61%) Maven
6 5 (4.67%) Visual Studio Code
7 4 (3.74%) CircleCI
8 3 (2.80%) Eclipse
8 3 (2.80%) IntelliJ
8 3 (2.80%) Moq
8 3 (2.80%) Selenium
8 3 (2.80%) TeamCity
8 3 (2.80%) TestNG
8 3 (2.80%) Visual Studio
General
1 26 (24.30%) Finance
1 26 (24.30%) Public Sector
2 19 (17.76%) Social Skills
3 16 (14.95%) Banking
4 12 (11.21%) Retail Banking
5 4 (3.74%) Influencing Skills
5 4 (3.74%) Manufacturing
6 3 (2.80%) Electronics
6 3 (2.80%) Marketing
6 3 (2.80%) Telecoms
7 2 (1.87%) Inclusion and Diversity
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 (69.16%) Developer
2 26 (24.30%) Senior
3 22 (20.56%) Java Developer
4 17 (15.89%) Senior Developer
5 16 (14.95%) SC Cleared Java Developer
6 12 (11.21%) C# Developer
6 12 (11.21%) Full-Stack Developer
7 11 (10.28%) Lead
7 11 (10.28%) Python Developer
8 10 (9.35%) Software Engineer
9 9 (8.41%) .NET Developer
9 9 (8.41%) Lead Developer
10 7 (6.54%) C++ Software Engineer
10 7 (6.54%) Embedded Linux Engineer
10 7 (6.54%) Embedded Software Engineer
10 7 (6.54%) Linux Engineer
10 7 (6.54%) Senior C++ Software Engineer
10 7 (6.54%) Senior Embedded Software Engineer
10 7 (6.54%) Senior Linux Engineer
10 7 (6.54%) Senior Software Engineer
Libraries, Frameworks & Software Standards
1 35 (32.71%) React
2 34 (31.78%) RESTful
3 31 (28.97%) .NET
4 28 (26.17%) Spring
4 28 (26.17%) Spring Boot
5 24 (22.43%) Kafka
6 22 (20.56%) GraphQL
7 21 (19.63%) HTML
7 21 (19.63%) REST
8 16 (14.95%) AngularJS
8 16 (14.95%) CSS
9 15 (14.02%) .NET Core
9 15 (14.02%) Node.js
10 11 (10.28%) Vue
11 9 (8.41%) Hibernate
12 8 (7.48%) ASP.NET
12 8 (7.48%) Django
12 8 (7.48%) Express.js
12 8 (7.48%) Web Services
13 7 (6.54%) .NET Framework
Miscellaneous
1 13 (12.15%) Derivative
2 12 (11.21%) Product Ownership
3 6 (5.61%) Legacy Systems
3 6 (5.61%) Public Cloud
4 5 (4.67%) Cloud Native
4 5 (4.67%) Distributed Systems
4 5 (4.67%) PKI
5 3 (2.80%) Distributed Applications
6 2 (1.87%) Algorithms
6 2 (1.87%) Fixed Income
6 2 (1.87%) Legacy Code
7 1 (0.93%) Data Structures
7 1 (0.93%) Enterprise Cloud
7 1 (0.93%) Linux Command Line
7 1 (0.93%) Management Information System
7 1 (0.93%) N-Tier
7 1 (0.93%) Sports Betting
7 1 (0.93%) Virtual Team
Operating Systems
1 9 (8.41%) Linux
2 7 (6.54%) Embedded Linux
3 3 (2.80%) Apple iOS
4 1 (0.93%) Unix
4 1 (0.93%) Windows
Processes & Methodologies
1 67 (62.62%) Agile
2 48 (44.86%) DevOps
3 44 (41.12%) CI/CD
4 42 (39.25%) Microservices
5 39 (36.45%) TDD
6 35 (32.71%) Clean Code
7 32 (29.91%) Design Patterns
8 27 (25.23%) Test Automation
9 26 (24.30%) Software Engineering
10 24 (22.43%) OO
11 23 (21.50%) Continuous Integration
11 23 (21.50%) Problem-Solving
12 19 (17.76%) API Development
12 19 (17.76%) Scrum
13 16 (14.95%) Full-Stack Development
13 16 (14.95%) Unit Testing
14 12 (11.21%) Asset Management
14 12 (11.21%) Mentoring
14 12 (11.21%) Pair Programming
15 11 (10.28%) Don't repeat yourself (DRY)
Programming Languages
1 54 (50.47%) SQL
2 47 (43.93%) C#
3 42 (39.25%) JavaScript
4 34 (31.78%) Java
5 18 (16.82%) Python
6 8 (7.48%) TypeScript
7 7 (6.54%) C++
8 5 (4.67%) PowerShell
9 4 (3.74%) Scala
10 3 (2.80%) Go
10 3 (2.80%) Swift
11 2 (1.87%) Ruby
11 2 (1.87%) Shell Script
12 1 (0.93%) Bicep
12 1 (0.93%) Groovy
12 1 (0.93%) Kotlin
12 1 (0.93%) Objective-C
12 1 (0.93%) T-SQL
Qualifications
1 33 (30.84%) Security Cleared
2 32 (29.91%) SC Cleared
3 16 (14.95%) AWS Certified Developer
4 11 (10.28%) Degree
5 7 (6.54%) Computer Science Degree
6 1 (0.93%) AWS Certification
6 1 (0.93%) Numerate Degree
Quality Assurance & Compliance
1 6 (5.61%) Accessibility
2 3 (2.80%) QA
3 2 (1.87%) WCAG
System Software
1 20 (18.69%) Docker
2 1 (0.93%) Active Directory
Systems Management
1 32 (29.91%) Kubernetes
2 9 (8.41%) Terraform
3 7 (6.54%) Grafana
4 3 (2.80%) 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 (10.28%) Microsoft
2 10 (9.35%) Google
3 4 (3.74%) Oracle
4 3 (2.80%) SAP
5 2 (1.87%) Murex
6 1 (0.93%) Apple
6 1 (0.93%) MuleSoft
6 1 (0.93%) Salesforce
6 1 (0.93%) Splunk
6 1 (0.93%) Sybase