WebSockets Contract Job Trends in London

WebSockets
England > London

The table below provides summary statistics and contractor rates for jobs advertised in London requiring WebSockets skills. It covers vacancies from the 6 months leading up to 16 September 2025, with comparisons to the same periods in the previous two years.

6 months to
16 Sep 2025
Same period 2024 Same period 2023
Rank 340 356 379
Rank change year-on-year +16 +23 +118
Contract jobs citing WebSockets 28 42 67
As % of all contract jobs advertised in London 0.21% 0.26% 0.30%
As % of the Libraries, Frameworks & Software Standards category 0.81% 0.94% 1.17%
Number of daily rates quoted 19 26 47
10th Percentile £413 £438 £620
25th Percentile £519 £531 £634
Median daily rate (50th Percentile) £800 £800 £700
Median % change year-on-year - +14.29% -
75th Percentile - £1,000 £825
90th Percentile £855 £1,050 £830
England median daily rate £650 £750 £700
% change year-on-year -13.33% +7.14% -

All Software Libraries and Frameworks
London

WebSockets falls under the Software Libraries and Frameworks category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring technical specification, industry standards, software libraries and framework skills in London.

Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 3,469 4,450 5,740
As % of all contract IT jobs advertised in London 26.02% 27.74% 25.92%
Number of daily rates quoted 2,378 3,050 4,282
10th Percentile £363 £375 £400
25th Percentile £425 £463 £481
Median daily rate (50th Percentile) £550 £575 £600
Median % change year-on-year -4.35% -4.17% -
75th Percentile £688 £725 £715
90th Percentile £825 £850 £810
England median daily rate £510 £550 £550
% change year-on-year -7.27% - -4.35%
Number of hourly rates quoted 32 21 42
10th Percentile £31.77 £23.80 £35.00
25th Percentile £34.17 £36.25 £37.72
Median hourly rate £51.97 £42.50 £64.00
Median % change year-on-year +22.28% -33.59% +10.34%
75th Percentile £62.81 £61.43 £75.00
90th Percentile £85.95 £75.00 £86.20
England median hourly rate £54.35 £62.93 £60.00
% change year-on-year -13.63% +4.88% -4.13%

WebSockets
Job Vacancy Trend in London

Job postings citing WebSockets as a proportion of all IT jobs advertised in London.

Job vacancy trend for WebSockets in London

WebSockets
Daily Rate Trend in London

Contractor daily rate distribution trend for jobs in London citing WebSockets.

Contractor daily rate distribution trend for jobs in London citing WebSockets

WebSockets
Daily Rate Histogram in London

Daily rate distribution for jobs citing WebSockets in London over the 6 months to 16 September 2025.

Daily rate histogram for WebSockets in London

WebSockets
Hourly Rate Trend in London

Contractor hourly rate distribution trend for jobs in London citing WebSockets.

Contractor hourly rate distribution trend for jobs in London citing WebSockets

WebSockets
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing WebSockets within the London region over the 6 months to 16 September 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
Central London +6 9 £800 +45.45% 3
WebSockets
England

WebSockets
Co-occurring Skills and Capabilities in London 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 1 (3.57%) IIS
Cloud Services
1 12 (42.86%) AWS
2 10 (35.71%) Amazon Cognito
2 10 (35.71%) Amazon S3
2 10 (35.71%) Amazon SQS
2 10 (35.71%) AWS Lambda
2 10 (35.71%) Serverless
3 7 (25.00%) Amazon CloudWatch
3 7 (25.00%) Amazon EventBridge
3 7 (25.00%) AWS Step Functions
3 7 (25.00%) Datadog
4 6 (21.43%) Azure
4 6 (21.43%) GitHub
5 4 (14.29%) GCP
6 3 (10.71%) AWS CloudFormation
6 3 (10.71%) Cloud Run
6 3 (10.71%) Firebase
6 3 (10.71%) Google Gemini
6 3 (10.71%) Vertex AI
7 2 (7.14%) Azure Monitor
7 2 (7.14%) GitHub Actions
Communications & Networking
1 5 (17.86%) HTTP
Database & Business Intelligence
1 10 (35.71%) DynamoDB
2 2 (7.14%) NoSQL
2 2 (7.14%) Relational Database
3 1 (3.57%) MySQL
3 1 (3.57%) SQL Server
Development Applications
1 6 (21.43%) Git
2 5 (17.86%) Cypress.io
3 4 (14.29%) Postman
4 3 (10.71%) Bitbucket
4 3 (10.71%) Mocha
4 3 (10.71%) Visual Studio Code
5 2 (7.14%) Maven
5 2 (7.14%) Snyk
6 1 (3.57%) Ant
6 1 (3.57%) JMeter
6 1 (3.57%) JUnit
6 1 (3.57%) LoadRunner
6 1 (3.57%) MSTest
6 1 (3.57%) NUnit
6 1 (3.57%) Ranorex
6 1 (3.57%) Selenium
6 1 (3.57%) Terragrunt
General
1 9 (32.14%) Finance
2 5 (17.86%) Social Skills
3 4 (14.29%) Banking
4 2 (7.14%) Financial Institution
4 2 (7.14%) Front Office
5 1 (3.57%) Advertising
5 1 (3.57%) Digital Health
5 1 (3.57%) Inclusion and Diversity
5 1 (3.57%) Investment Banking
Job Titles
1 10 (35.71%) Developer
1 10 (35.71%) Software Engineer
2 6 (21.43%) Senior
3 5 (17.86%) React Developer
4 4 (14.29%) AWS Engineer
4 4 (14.29%) AWS Software Engineer
4 4 (14.29%) Senior Developer
4 4 (14.29%) Software Design Engineer
5 3 (10.71%) Artificial Intelligence Engineer
5 3 (10.71%) Front-End Engineer (Client-Side Engineer)
5 3 (10.71%) Full-Stack Developer
5 3 (10.71%) UI Developer
6 2 (7.14%) Architect
6 2 (7.14%) JavaScript Engineer
6 2 (7.14%) Lead
6 2 (7.14%) Python Engineer
6 2 (7.14%) Python Software Engineer
6 2 (7.14%) Senior Software Engineer
6 2 (7.14%) Senior UI Developer
7 1 (3.57%) Analyst
Libraries, Frameworks & Software Standards
1 15 (53.57%) GraphQL
1 15 (53.57%) React
2 11 (39.29%) REST
3 8 (28.57%) CSS
3 8 (28.57%) Jest
4 7 (25.00%) AngularJS
4 7 (25.00%) OpenTelemetry
4 7 (25.00%) Redux
5 6 (21.43%) AWS CDK
5 6 (21.43%) RESTful
6 5 (17.86%) HTML
6 5 (17.86%) HTML5
6 5 (17.86%) Next.js
7 4 (14.29%) OAuth
8 3 (10.71%) GatsbyJS
8 3 (10.71%) Node.js
8 3 (10.71%) Sass
8 3 (10.71%) SVG
8 3 (10.71%) Tailwind CSS
8 3 (10.71%) WebRTC
Miscellaneous
1 5 (17.86%) Data Structures
2 4 (14.29%) Foreign Exchange (FX)
3 3 (10.71%) Algorithms
3 3 (10.71%) Cloud Native
3 3 (10.71%) Greenfield Project
3 3 (10.71%) Mobile App
3 3 (10.71%) Vector Graphics
4 2 (7.14%) Security Posture
5 1 (3.57%) Derivative
5 1 (3.57%) Equities
5 1 (3.57%) Hedge funds
5 1 (3.57%) Product Ownership
5 1 (3.57%) Wiki
Operating Systems
1 1 (3.57%) Linux
1 1 (3.57%) Windows
Processes & Methodologies
1 22 (78.57%) CI/CD
2 17 (60.71%) DevOps
3 14 (50.00%) User Experience
4 12 (42.86%) Software Engineering
5 9 (32.14%) Clean Code
6 8 (28.57%) Artificial Intelligence
6 8 (28.57%) Deployment Automation
6 8 (28.57%) Full-Stack Development
6 8 (28.57%) Mentoring
6 8 (28.57%) Observability
6 8 (28.57%) Performance Optimisation
6 8 (28.57%) Technical Leadership
6 8 (28.57%) Test Automation
7 7 (25.00%) Event-Driven
7 7 (25.00%) Event-Driven Architecture
7 7 (25.00%) Infrastructure as Code
7 7 (25.00%) Microservices
8 6 (21.43%) Agile
8 6 (21.43%) UX Design
9 5 (17.86%) Visualisation
Programming Languages
1 11 (39.29%) JavaScript
2 10 (35.71%) Python
2 10 (35.71%) TypeScript
3 5 (17.86%) Java
4 4 (14.29%) C#
5 3 (10.71%) SQL
6 2 (7.14%) C++
7 1 (3.57%) PowerShell
7 1 (3.57%) Ruby
7 1 (3.57%) Shell Script
Qualifications
1 3 (10.71%) Degree
2 1 (3.57%) Computer Science Degree
Quality Assurance & Compliance
1 3 (10.71%) GDPR
1 3 (10.71%) ISO/IEC 27001
2 2 (7.14%) QA
3 1 (3.57%) Accessibility
System Software
1 5 (17.86%) Docker
Systems Management
1 7 (25.00%) Prometheus
2 5 (17.86%) Terraform
3 1 (3.57%) Ansible
3 1 (3.57%) Kubernetes
Vendors
1 3 (10.71%) OpenAI
2 2 (7.14%) Google
3 1 (3.57%) Databricks
3 1 (3.57%) HP