SOLID Contracts

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 1 June 2024 with a comparison to the same period in the previous 2 years.

6 months to
1 Jun 2024
Same period 2023 Same period 2022
Rank 448 485 450
Rank change year-on-year +37 -35 -9
Contract jobs citing SOLID 127 200 464
As % of all contract jobs advertised in the UK 0.29% 0.36% 0.53%
As % of the Processes & Methodologies category 0.35% 0.40% 0.58%
Number of daily rates quoted 97 140 343
10th Percentile £400 £413 £409
25th Percentile £459 £473 £452
Median daily rate (50th Percentile) £500 £544 £525
Median % change year-on-year -8.05% +3.57% +5.00%
75th Percentile £625 £675 £625
90th Percentile £725 £775 £685
UK excluding London median daily rate £500 £528 £514
% change year-on-year -5.21% +2.68% +14.10%
Number of hourly rates quoted 2 2 4
10th Percentile £62.05 - £60.65
25th Percentile £62.13 - £61.61
Median hourly rate £64.50 £90.00 £63.58
Median % change year-on-year -28.33% +41.57% +5.96%
75th Percentile £67.13 - £65.00
90th Percentile £67.35 - -
UK excluding London median hourly rate £64.50 - £65.00
% change year-on-year - - +5.26%

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 36,802 50,277 79,372
As % of all contract IT jobs advertised in the UK 85.47% 89.69% 90.61%
Number of daily rates quoted 23,632 34,811 55,790
10th Percentile £300 £325 £345
25th Percentile £413 £438 £431
Median daily rate (50th Percentile) £525 £550 £538
Median % change year-on-year -4.55% +2.33% +7.50%
75th Percentile £638 £650 £644
90th Percentile £750 £750 £738
UK excluding London median daily rate £500 £500 £488
% change year-on-year - +2.56% +9.18%
Number of hourly rates quoted 2,530 1,673 1,868
10th Percentile £12.75 £10.63 £12.50
25th Percentile £16.00 £15.72 £15.63
Median hourly rate £36.50 £36.25 £25.68
Median % change year-on-year +0.69% +41.16% +9.74%
75th Percentile £60.75 £65.00 £50.00
90th Percentile £72.50 £75.00 £65.00
UK excluding London median hourly rate £38.12 £35.00 £20.00
% change year-on-year +8.91% +75.00% -4.76%

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 1 June 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 1 June 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 +32 108 £520 -5.45% 102
Work from Home +59 61 £475 -10.38% 67
London +76 58 £563 -13.46% 29
UK excluding London +2 52 £500 -5.21% 77
South East +7 20 £550 -8.33% 18
North of England +2 11 £475 -7.32% 30
North West +14 9 £475 - 14
South West +6 8 £450 -34.14% 8
Scotland +30 5 £480 -23.20% 1
East of England +9 5 £475 +11.76% 5
Wales +17 2 £583 +45.63% 3
Yorkshire +8 2 £525 - 15
Midlands +15 1 £475 +40.74% 12
West Midlands +11 1 £475 +11.76% 6

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 (5.51%) Confluence
2 4 (3.15%) CMS
3 3 (2.36%) Umbraco
4 2 (1.57%) Apache Solr
5 1 (0.79%) Apache Airflow
5 1 (0.79%) MQSeries
Business Applications
1 4 (3.15%) Dynamics CRM
Cloud Services
1 67 (52.76%) Azure
2 26 (20.47%) Azure DevOps
3 15 (11.81%) Azure Logic Apps
4 13 (10.24%) Azure Service Bus
5 12 (9.45%) AWS
5 12 (9.45%) Serverless
6 10 (7.87%) Azure Functions
7 9 (7.09%) Azure Data Factory
8 8 (6.30%) PaaS
9 7 (5.51%) Azure API Management
10 6 (4.72%) Azure Monitor
10 6 (4.72%) NuGet
11 4 (3.15%) Azure Key Vault
11 4 (3.15%) npm
11 4 (3.15%) Yarn
12 3 (2.36%) Azure Cosmos DB
12 3 (2.36%) Azure Machine Learning
12 3 (2.36%) GCP
12 3 (2.36%) GitHub
12 3 (2.36%) SaaS
Communications & Networking
1 2 (1.57%) TCP/IP
2 1 (0.79%) Internet
2 1 (0.79%) RS-485
Database & Business Intelligence
1 26 (20.47%) NoSQL
2 22 (17.32%) SQL Server
3 17 (13.39%) Relational Database
4 11 (8.66%) PostgreSQL
5 10 (7.87%) Azure SQL Database
6 8 (6.30%) MySQL
7 6 (4.72%) MongoDB
7 6 (4.72%) Redis
8 4 (3.15%) Couchbase
8 4 (3.15%) Data Lake
9 3 (2.36%) DynamoDB
10 2 (1.57%) CockroachDB
10 2 (1.57%) DB2
10 2 (1.57%) Delta Lake
10 2 (1.57%) Snowflake Schema
10 2 (1.57%) SQL Server Integration Services
10 2 (1.57%) Star Schema
11 1 (0.79%) Data Warehouse
11 1 (0.79%) RavenDB
11 1 (0.79%) SQL Server Reporting Services
Development Applications
1 30 (23.62%) Git
2 15 (11.81%) Jenkins
3 9 (7.09%) JIRA
3 9 (7.09%) JUnit
4 5 (3.94%) Jasmine
4 5 (3.94%) TeamCity
4 5 (3.94%) webpack
5 4 (3.15%) CircleCI
5 4 (3.15%) GitLab
5 4 (3.15%) Gradle
5 4 (3.15%) Karma Test Runner
5 4 (3.15%) Mocha
5 4 (3.15%) Postman
5 4 (3.15%) Visual Studio
6 3 (2.36%) Moq
6 3 (2.36%) NUnit
6 3 (2.36%) SonarQube
7 2 (1.57%) Cypress.io
7 2 (1.57%) Maven
8 1 (0.79%) JMeter
General
1 23 (18.11%) Finance
2 17 (13.39%) Social Skills
3 15 (11.81%) Public Sector
4 10 (7.87%) Law
5 8 (6.30%) Analytical Skills
6 5 (3.94%) Front Office
7 4 (3.15%) Inclusion and Diversity
7 4 (3.15%) Presentation Skills
7 4 (3.15%) Tech for Good
8 3 (2.36%) Manufacturing
9 2 (1.57%) Banking
9 2 (1.57%) Electronics
9 2 (1.57%) Marketing
9 2 (1.57%) Telecoms
10 1 (0.79%) Retail
Job Titles
1 87 (68.50%) Developer
2 18 (14.17%) .NET Developer
2 18 (14.17%) C# Developer
3 17 (13.39%) Java Developer
4 16 (12.60%) Software Engineer
5 13 (10.24%) Azure Developer
5 13 (10.24%) Software Developer
6 10 (7.87%) Full Stack Developer
6 10 (7.87%) Senior
7 9 (7.09%) Architect
8 8 (6.30%) Lead
9 7 (5.51%) Data Engineer
9 7 (5.51%) Mobile Developer
9 7 (5.51%) Senior Developer
10 6 (4.72%) Android Developer
10 6 (4.72%) Lead Developer
10 6 (4.72%) Technical Architect
11 5 (3.94%) C# Software Engineer
11 5 (3.94%) Integration Engineer
11 5 (3.94%) Python Developer
Libraries, Frameworks & Software Standards
1 77 (60.63%) .NET
2 32 (25.20%) REST
3 29 (22.83%) HTML
4 28 (22.05%) .NET Core
5 26 (20.47%) CSS
6 25 (19.69%) ASP.NET
6 25 (19.69%) React
7 23 (18.11%) AngularJS
7 23 (18.11%) Web Services
8 20 (15.75%) Vue
9 19 (14.96%) Spring
10 18 (14.17%) Node.js
11 17 (13.39%) Spring Boot
12 15 (11.81%) .NET Framework
12 15 (11.81%) Kafka
13 13 (10.24%) SOAP
14 12 (9.45%) ASP.NET Core
14 12 (9.45%) RESTful
15 9 (7.09%) XML
16 8 (6.30%) YAML
Miscellaneous
1 11 (8.66%) Product Ownership
2 10 (7.87%) Distributed Systems
3 6 (4.72%) Greenfield Project
4 5 (3.94%) Cloud Native
5 4 (3.15%) Algorithms
5 4 (3.15%) Data Structures
5 4 (3.15%) Enterprise Software
6 2 (1.57%) Hedge funds
6 2 (1.57%) IoT
6 2 (1.57%) Legacy Systems
6 2 (1.57%) Mobile App
6 2 (1.57%) Public Cloud
6 2 (1.57%) Wiki
7 1 (0.79%) Blockchain
7 1 (0.79%) Embedded Systems
7 1 (0.79%) FMCG
7 1 (0.79%) Management Information System
7 1 (0.79%) Reference Data
7 1 (0.79%) Self-Motivation
Operating Systems
1 10 (7.87%) Android
2 7 (5.51%) Apple iOS
3 5 (3.94%) Linux
4 4 (3.15%) Windows
5 3 (2.36%) Embedded Linux
6 2 (1.57%) Unix
Processes & Methodologies
1 55 (43.31%) TDD
2 50 (39.37%) Agile
2 50 (39.37%) OO
3 49 (38.58%) Design Patterns
4 37 (29.13%) CI/CD
5 36 (28.35%) DevOps
6 35 (27.56%) Microservices
7 34 (26.77%) Software Engineering
8 28 (22.05%) OOP
9 27 (21.26%) Unit Testing
10 25 (19.69%) Problem-Solving
10 25 (19.69%) Scrum
11 24 (18.90%) Clean Code
11 24 (18.90%) MVC
12 21 (16.54%) Web Development
13 20 (15.75%) Full Stack Development
14 18 (14.17%) MVVM
15 15 (11.81%) Mentoring
16 14 (11.02%) Continuous Integration
16 14 (11.02%) Test Automation
Programming Languages
1 79 (62.20%) C#
2 46 (36.22%) JavaScript
3 44 (34.65%) SQL
4 28 (22.05%) Java
5 19 (14.96%) Python
6 14 (11.02%) PowerShell
7 10 (7.87%) TypeScript
8 8 (6.30%) C++
9 6 (4.72%) Bicep
9 6 (4.72%) PHP
10 5 (3.94%) Bash
11 4 (3.15%) Kotlin
11 4 (3.15%) Perl
12 3 (2.36%) Shell Script
13 2 (1.57%) C
13 2 (1.57%) Swift
13 2 (1.57%) T-SQL
14 1 (0.79%) Fortran
14 1 (0.79%) Objective-C
14 1 (0.79%) PL/SQL
Qualifications
1 16 (12.60%) Degree
2 15 (11.81%) Security Cleared
3 13 (10.24%) SC Cleared
4 12 (9.45%) Computer Science Degree
5 5 (3.94%) BPSS Clearance
6 3 (2.36%) Master's Degree
7 2 (1.57%) DV Cleared
8 1 (0.79%) Azure Certification
8 1 (0.79%) Microsoft Certification
Quality Assurance & Compliance
1 5 (3.94%) QA
1 5 (3.94%) WCAG
2 4 (3.15%) Accessibility
2 4 (3.15%) Data Quality
System Software
1 14 (11.02%) Docker
Systems Management
1 16 (12.60%) Terraform
2 12 (9.45%) Kubernetes
3 3 (2.36%) Grafana
4 2 (1.57%) Istio
4 2 (1.57%) Microsoft Intune
5 1 (0.79%) HAProxy
5 1 (0.79%) Prometheus
Vendors
1 19 (14.96%) Microsoft
2 4 (3.15%) Oracle
2 4 (3.15%) Salesforce
3 3 (2.36%) Google
4 2 (1.57%) Atmel
4 2 (1.57%) Databricks
4 2 (1.57%) Greenplum
4 2 (1.57%) SAP
4 2 (1.57%) Xamarin
5 1 (0.79%) Cadence
5 1 (0.79%) TIBCO