SOLID Principles
UK

The following table provides summary statistics for contract job vacancies with a requirement for SOLID skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited SOLID over the 6 months to 23 May 2024 with a comparison to the same period in the previous 2 years.

6 months to
23 May 2024
Same period 2023 Same period 2022
Rank 442 499 441
Rank change year-on-year +57 -58 -19
Contract jobs citing SOLID 129 193 484
As % of all contract jobs advertised in the UK 0.30% 0.34% 0.55%
As % of the Processes & Methodologies category 0.35% 0.38% 0.61%
Number of daily rates quoted 103 134 358
10th Percentile £400 £413 £408
25th Percentile £459 £473 £456
Median daily rate (50th Percentile) £500 £525 £525
Median % change year-on-year -4.76% - +5.00%
75th Percentile £616 £675 £625
90th Percentile £718 £775 £689
UK excluding London median daily rate £500 £538 £525
% change year-on-year -6.98% +2.38% +16.67%
Number of hourly rates quoted 0 2 4
10th Percentile - - £60.65
25th Percentile - - £61.61
Median hourly rate - £90.00 £63.58
Median % change year-on-year - +41.57% +4.04%
75th Percentile - - £65.00
90th Percentile - - -
UK excluding London median hourly rate - - £65.00
% change year-on-year - - +6.37%

All Process and Methodology Skills
UK

SOLID 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 36,537 50,741 79,365
As % of all contract IT jobs advertised in the UK 85.91% 89.71% 90.64%
Number of daily rates quoted 23,555 35,132 55,704
10th Percentile £300 £325 £345
25th Percentile £413 £439 £431
Median daily rate (50th Percentile) £525 £550 £535
Median % change year-on-year -4.55% +2.80% +8.08%
75th Percentile £638 £650 £638
90th Percentile £750 £750 £738
UK excluding London median daily rate £500 £500 £483
% change year-on-year - +3.63% +9.66%
Number of hourly rates quoted 2,471 1,680 1,899
10th Percentile £12.75 £10.63 £12.50
25th Percentile £16.00 £15.74 £15.50
Median hourly rate £36.00 £36.00 £25.68
Median % change year-on-year - +40.19% +7.00%
75th Percentile £60.00 £65.00 £49.56
90th Percentile £72.50 £75.00 £65.00
UK excluding London median hourly rate £37.75 £35.00 £20.00
% change year-on-year +7.86% +75.00% -4.99%

SOLID
Job Vacancy Trend

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

Job vacancy trend for SOLID in the UK

SOLID
Contractor Daily Rate Trend

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

Daily rate trend for SOLID in the UK

SOLID
Daily Rate Histogram

Daily rate distribution for jobs citing SOLID over the 6 months to 23 May 2024.

Daily rate histogram for SOLID in the UK

SOLID
Contractor Hourly Rate Trend

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

Hourly rate trend for SOLID in the UK

SOLID
Top 14 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing SOLID within the UK over the 6 months to 23 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 +45 110 £508 -5.58% 120
Work from Home +79 66 £481 -8.33% 86
London +77 58 £575 - 39
UK excluding London +26 53 £500 -6.98% 85
South East +15 22 £550 -8.33% 21
North of England +9 12 £475 -5.00% 38
North West +18 10 £475 - 19
South West +13 8 £450 -34.14% 4
Scotland +39 5 £480 -36.00% 5
Midlands +27 2 £338 - 10
Wales +21 2 £583 +45.63% 5
West Midlands +15 2 £338 -20.59% 6
East of England +13 2 £450 +5.88% 5
Yorkshire +8 2 £525 - 15

SOLID
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 7 (5.43%) Confluence
2 4 (3.10%) CMS
3 3 (2.33%) Umbraco
4 2 (1.55%) Apache Solr
5 1 (0.78%) Apache Airflow
5 1 (0.78%) MQSeries
Business Applications
1 4 (3.10%) Dynamics CRM
Cloud Services
1 70 (54.26%) Azure
2 31 (24.03%) Azure DevOps
3 18 (13.95%) Azure Logic Apps
4 15 (11.63%) Serverless
5 14 (10.85%) Azure Service Bus
6 13 (10.08%) Azure Functions
7 12 (9.30%) AWS
7 12 (9.30%) Azure Data Factory
8 10 (7.75%) Azure API Management
8 10 (7.75%) PaaS
9 8 (6.20%) Azure Monitor
10 6 (4.65%) Azure Key Vault
10 6 (4.65%) NuGet
11 5 (3.88%) npm
12 4 (3.10%) SaaS
12 4 (3.10%) Yarn
13 3 (2.33%) Azure Machine Learning
13 3 (2.33%) Figma
13 3 (2.33%) GCP
13 3 (2.33%) GitHub
Communications & Networking
1 2 (1.55%) TCP/IP
2 1 (0.78%) Internet
2 1 (0.78%) RS-485
Database & Business Intelligence
1 30 (23.26%) NoSQL
2 22 (17.05%) SQL Server
3 17 (13.18%) Relational Database
4 13 (10.08%) Azure SQL Database
5 11 (8.53%) PostgreSQL
6 8 (6.20%) MySQL
7 6 (4.65%) MongoDB
7 6 (4.65%) Redis
8 4 (3.10%) Couchbase
8 4 (3.10%) Data Lake
8 4 (3.10%) DynamoDB
8 4 (3.10%) SQL Server Integration Services
9 2 (1.55%) CockroachDB
9 2 (1.55%) DB2
9 2 (1.55%) Delta Lake
9 2 (1.55%) RavenDB
9 2 (1.55%) Snowflake Schema
9 2 (1.55%) Star Schema
10 1 (0.78%) Data Warehouse
10 1 (0.78%) SQL Server Reporting Services
Development Applications
1 30 (23.26%) Git
2 15 (11.63%) Jenkins
3 9 (6.98%) JIRA
3 9 (6.98%) JUnit
4 7 (5.43%) Visual Studio
5 6 (4.65%) Jasmine
5 6 (4.65%) TeamCity
5 6 (4.65%) webpack
6 5 (3.88%) Postman
7 4 (3.10%) CircleCI
7 4 (3.10%) GitLab
7 4 (3.10%) Gradle
7 4 (3.10%) Karma Test Runner
7 4 (3.10%) Mocha
7 4 (3.10%) NUnit
7 4 (3.10%) SonarQube
8 3 (2.33%) Moq
9 2 (1.55%) Cypress.io
9 2 (1.55%) Maven
9 2 (1.55%) Visual Studio Code
General
1 24 (18.60%) Finance
2 18 (13.95%) Social Skills
3 13 (10.08%) Public Sector
4 10 (7.75%) Law
5 8 (6.20%) Analytical Skills
6 5 (3.88%) Front Office
7 4 (3.10%) Inclusion and Diversity
7 4 (3.10%) Presentation Skills
7 4 (3.10%) Tech for Good
8 2 (1.55%) Banking
8 2 (1.55%) Electronics
8 2 (1.55%) Manufacturing
8 2 (1.55%) Marketing
8 2 (1.55%) Telecoms
9 1 (0.78%) Organisational Skills
9 1 (0.78%) Retail
Job Titles
1 90 (69.77%) Developer
2 18 (13.95%) .NET Developer
2 18 (13.95%) C# Developer
3 17 (13.18%) Java Developer
4 14 (10.85%) Azure Developer
4 14 (10.85%) Full Stack Developer
4 14 (10.85%) Software Engineer
5 12 (9.30%) Software Developer
6 11 (8.53%) Senior
7 10 (7.75%) Architect
8 8 (6.20%) Lead
8 8 (6.20%) Senior Developer
9 7 (5.43%) Data Engineer
9 7 (5.43%) Mobile Developer
10 6 (4.65%) Android Developer
10 6 (4.65%) Lead Developer
10 6 (4.65%) Technical Architect
11 5 (3.88%) C# Software Engineer
11 5 (3.88%) Integration Engineer
11 5 (3.88%) SQL Developer
Libraries, Frameworks & Software Standards
1 79 (61.24%) .NET
2 36 (27.91%) REST
3 32 (24.81%) HTML
4 29 (22.48%) CSS
5 27 (20.93%) .NET Core
5 27 (20.93%) React
6 26 (20.16%) ASP.NET
7 25 (19.38%) Web Services
8 24 (18.60%) AngularJS
9 23 (17.83%) Vue
10 19 (14.73%) Spring
11 18 (13.95%) Node.js
12 17 (13.18%) Spring Boot
13 16 (12.40%) .NET Framework
14 15 (11.63%) Kafka
14 15 (11.63%) SOAP
15 14 (10.85%) ASP.NET Core
16 12 (9.30%) RESTful
17 11 (8.53%) XML
18 8 (6.20%) JSON
Miscellaneous
1 12 (9.30%) Product Ownership
2 10 (7.75%) Distributed Systems
3 6 (4.65%) Cloud Native
3 6 (4.65%) Greenfield Project
4 4 (3.10%) Algorithms
4 4 (3.10%) Data Structures
4 4 (3.10%) Enterprise Software
5 2 (1.55%) Hedge funds
5 2 (1.55%) IoT
5 2 (1.55%) Legacy Systems
5 2 (1.55%) Mobile App
5 2 (1.55%) Public Cloud
5 2 (1.55%) Wiki
6 1 (0.78%) Blockchain
6 1 (0.78%) Embedded Systems
6 1 (0.78%) FMCG
6 1 (0.78%) Management Information System
6 1 (0.78%) Reference Data
6 1 (0.78%) Self-Motivation
6 1 (0.78%) W3C
Operating Systems
1 10 (7.75%) Android
2 7 (5.43%) Apple iOS
3 5 (3.88%) Linux
4 4 (3.10%) Windows
5 3 (2.33%) Embedded Linux
6 2 (1.55%) Unix
Processes & Methodologies
1 53 (41.09%) OO
1 53 (41.09%) TDD
2 49 (37.98%) Agile
3 46 (35.66%) Design Patterns
4 41 (31.78%) DevOps
5 38 (29.46%) CI/CD
6 35 (27.13%) Microservices
7 32 (24.81%) Software Engineering
8 29 (22.48%) OOP
8 29 (22.48%) Unit Testing
9 27 (20.93%) MVC
9 27 (20.93%) Scrum
10 25 (19.38%) Problem-Solving
11 24 (18.60%) Clean Code
11 24 (18.60%) Full Stack Development
11 24 (18.60%) Web Development
12 20 (15.50%) MVVM
13 17 (13.18%) Test Automation
14 14 (10.85%) Mentoring
15 13 (10.08%) Computer Science
Programming Languages
1 84 (65.12%) C#
2 49 (37.98%) JavaScript
3 48 (37.21%) SQL
4 28 (21.71%) Java
5 18 (13.95%) Python
6 15 (11.63%) PowerShell
7 11 (8.53%) TypeScript
8 6 (4.65%) Bicep
8 6 (4.65%) PHP
9 5 (3.88%) Bash
10 4 (3.10%) C++
10 4 (3.10%) Kotlin
10 4 (3.10%) Perl
11 3 (2.33%) Shell Script
12 2 (1.55%) C
12 2 (1.55%) Swift
12 2 (1.55%) T-SQL
13 1 (0.78%) F#
13 1 (0.78%) PL/SQL
13 1 (0.78%) Scala
Qualifications
1 15 (11.63%) Degree
2 12 (9.30%) Computer Science Degree
2 12 (9.30%) Security Cleared
3 10 (7.75%) SC Cleared
4 5 (3.88%) BPSS Clearance
5 3 (2.33%) Master's Degree
6 2 (1.55%) DV Cleared
7 1 (0.78%) Azure Certification
7 1 (0.78%) Microsoft Certification
Quality Assurance & Compliance
1 6 (4.65%) QA
2 5 (3.88%) Accessibility
2 5 (3.88%) WCAG
3 4 (3.10%) Data Quality
System Software
1 13 (10.08%) Docker
Systems Management
1 16 (12.40%) Terraform
2 12 (9.30%) Kubernetes
3 3 (2.33%) Grafana
4 2 (1.55%) Istio
5 1 (0.78%) HAProxy
5 1 (0.78%) Microsoft Intune
5 1 (0.78%) Prometheus
Vendors
1 19 (14.73%) Microsoft
2 4 (3.10%) Oracle
2 4 (3.10%) Salesforce
3 3 (2.33%) Google
3 3 (2.33%) Xamarin
4 2 (1.55%) Atmel
4 2 (1.55%) Databricks
4 2 (1.55%) Greenplum
4 2 (1.55%) SAP
5 1 (0.78%) Adobe
5 1 (0.78%) TIBCO