WebSockets Contracts in London

WebSockets
England > London

The table below provides summary statistics for contract job vacancies advertised in London requiring WebSockets skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited WebSockets over the 6 months leading up to 13 July 2025, comparing them to the same period in the previous two years.

6 months to
13 Jul 2025
Same period 2024 Same period 2023
Rank 337 348 418
Rank change year-on-year +11 +70 +89
Contract jobs citing WebSockets 31 55 64
As % of all contract jobs advertised in London 0.23% 0.32% 0.25%
As % of the Libraries, Frameworks & Software Standards category 0.87% 1.17% 0.95%
Number of daily rates quoted 22 38 35
10th Percentile £413 £525 £618
25th Percentile £547 £622 £663
Median daily rate (50th Percentile) £700 £825 £725
Median % change year-on-year -15.18% +13.83% -0.68%
75th Percentile £800 £950 £788
90th Percentile - £1,015 £825
England median daily rate £650 £801 £725
% change year-on-year -18.80% +10.41% +3.57%

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 3,548 4,702 6,713
As % of all contract IT jobs advertised in London 26.06% 27.03% 26.36%
Number of daily rates quoted 2,467 3,435 5,049
10th Percentile £375 £375 £406
25th Percentile £431 £461 £488
Median daily rate (50th Percentile) £550 £575 £600
Median % change year-on-year -4.35% -4.17% -
75th Percentile £713 £719 £725
90th Percentile £825 £850 £811
England median daily rate £525 £550 £550
% change year-on-year -4.55% - -4.35%
Number of hourly rates quoted 24 26 41
10th Percentile £31.50 £16.25 £30.75
25th Percentile £33.25 £23.80 £46.25
Median hourly rate £48.22 £40.00 £67.50
Median % change year-on-year +20.55% -40.74% +35.00%
75th Percentile £62.81 £58.76 £75.00
90th Percentile £81.88 £71.00 £86.56
England median hourly rate £62.50 £58.30 £63.00
% change year-on-year +7.20% -7.46% +14.55%

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
Contractor Daily Rate Trend in London

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

Daily rate trend for WebSockets in London

WebSockets
Daily Rate Histogram in London

Daily rate distribution for jobs citing WebSockets in London over the 6 months to 13 July 2025.

Daily rate histogram for WebSockets in London

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 13 July 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 +9 8 £800 +18.52% 2
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 2 (6.45%) IIS
2 1 (3.23%) Jupyter
Cloud Services
1 16 (51.61%) AWS
2 14 (45.16%) AWS Lambda
2 14 (45.16%) Serverless
3 13 (41.94%) Amazon SQS
4 11 (35.48%) Amazon Cognito
5 10 (32.26%) Amazon S3
6 7 (22.58%) Amazon CloudWatch
6 7 (22.58%) Amazon EventBridge
6 7 (22.58%) AWS Step Functions
6 7 (22.58%) Datadog
6 7 (22.58%) GitHub
7 6 (19.35%) AWS CloudFormation
8 3 (9.68%) Amazon ECS
8 3 (9.68%) Azure
9 1 (3.23%) Azure Cognitive Search
9 1 (3.23%) Azure Cosmos DB
9 1 (3.23%) Azure Monitor
9 1 (3.23%) GCP
9 1 (3.23%) Twilio
9 1 (3.23%) Vercel
Communications & Networking
1 9 (29.03%) HTTP
2 1 (3.23%) Multicast
Database & Business Intelligence
1 13 (41.94%) DynamoDB
2 3 (9.68%) NoSQL
2 3 (9.68%) PostgreSQL
2 3 (9.68%) Relational Database
3 2 (6.45%) MySQL
3 2 (6.45%) SQL Server
4 1 (3.23%) Elasticsearch
4 1 (3.23%) MongoDB
Development Applications
1 10 (32.26%) Git
2 5 (16.13%) Cypress.io
3 4 (12.90%) Postman
4 3 (9.68%) Bitbucket
4 3 (9.68%) git-flow
4 3 (9.68%) Mocha
4 3 (9.68%) Visual Studio Code
5 2 (6.45%) JMeter
5 2 (6.45%) Maven
6 1 (3.23%) JUnit
6 1 (3.23%) LoadRunner
6 1 (3.23%) MSTest
6 1 (3.23%) NUnit
6 1 (3.23%) Ranorex
6 1 (3.23%) Selenium
6 1 (3.23%) Terragrunt
General
1 9 (29.03%) Finance
2 7 (22.58%) Banking
3 6 (19.35%) Social Skills
4 3 (9.68%) Front Office
5 1 (3.23%) Advertising
5 1 (3.23%) Analytical Skills
5 1 (3.23%) Back Office
5 1 (3.23%) Digital Health
5 1 (3.23%) Financial Institution
5 1 (3.23%) Inclusion and Diversity
5 1 (3.23%) Investment Banking
5 1 (3.23%) Public Sector
Job Titles
1 16 (51.61%) Developer
2 10 (32.26%) Software Engineer
3 7 (22.58%) Senior
4 6 (19.35%) React Developer
5 5 (16.13%) Senior Developer
6 4 (12.90%) AWS Engineer
6 4 (12.90%) AWS Software Engineer
6 4 (12.90%) Full-Stack Developer
6 4 (12.90%) Node.js Developer
6 4 (12.90%) Software Design Engineer
7 3 (9.68%) Backend Developer
7 3 (9.68%) UI Developer
8 2 (6.45%) Analyst
8 2 (6.45%) AWS Developer
8 2 (6.45%) C# Developer
8 2 (6.45%) Non-Functional Test Analyst
8 2 (6.45%) Python Software Engineer
8 2 (6.45%) Senior Software Engineer
8 2 (6.45%) Senior UI Developer
8 2 (6.45%) Test Analyst
Libraries, Frameworks & Software Standards
1 16 (51.61%) React
2 13 (41.94%) GraphQL
3 11 (35.48%) Jest
4 10 (32.26%) RESTful
5 9 (29.03%) AWS CDK
5 9 (29.03%) CSS
6 8 (25.81%) AngularJS
6 8 (25.81%) Redux
7 7 (22.58%) HTML
7 7 (22.58%) JSON
7 7 (22.58%) Node.js
7 7 (22.58%) OpenTelemetry
7 7 (22.58%) REST
8 6 (19.35%) Sass
9 5 (16.13%) .NET
10 4 (12.90%) HTML5
10 4 (12.90%) Vue
11 3 (9.68%) Apache Cordova
11 3 (9.68%) Swagger
11 3 (9.68%) WebRTC
Miscellaneous
1 4 (12.90%) Data Structures
1 4 (12.90%) Foreign Exchange (FX)
2 3 (9.68%) Algorithms
2 3 (9.68%) Cloud Native
2 3 (9.68%) Mobile App
2 3 (9.68%) Vector Graphics
3 1 (3.23%) Data Fabric
3 1 (3.23%) Derivative
3 1 (3.23%) Equities
3 1 (3.23%) Greenfield Project
3 1 (3.23%) Hedge funds
3 1 (3.23%) Market Risk
3 1 (3.23%) N-Tier
3 1 (3.23%) PKI
3 1 (3.23%) Product Ownership
3 1 (3.23%) SWIFT Messaging Network
3 1 (3.23%) Team-Oriented Environment
Operating Systems
1 2 (6.45%) Linux
1 2 (6.45%) Windows
Processes & Methodologies
1 20 (64.52%) CI/CD
2 16 (51.61%) DevOps
3 12 (38.71%) Clean Code
3 12 (38.71%) Software Engineering
3 12 (38.71%) User Experience
4 11 (35.48%) Mentoring
4 11 (35.48%) Test Automation
5 9 (29.03%) Microservices
6 8 (25.81%) Deployment Automation
6 8 (25.81%) Event-Driven
6 8 (25.81%) Event-Driven Architecture
6 8 (25.81%) Full-Stack Development
6 8 (25.81%) Performance Optimisation
6 8 (25.81%) Technical Leadership
7 7 (22.58%) Infrastructure as Code
7 7 (22.58%) Observability
8 5 (16.13%) Problem-Solving
9 4 (12.90%) Artificial Intelligence
9 4 (12.90%) UX Design
10 3 (9.68%) Cybersecurity
Programming Languages
1 13 (41.94%) JavaScript
2 12 (38.71%) Python
3 11 (35.48%) TypeScript
4 8 (25.81%) SQL
5 7 (22.58%) Java
6 6 (19.35%) C#
7 4 (12.90%) T-SQL
8 2 (6.45%) C++
8 2 (6.45%) Ruby
8 2 (6.45%) Shell Script
9 1 (3.23%) PowerShell
Qualifications
1 3 (9.68%) Degree
2 1 (3.23%) Computer Science Degree
Quality Assurance & Compliance
1 2 (6.45%) QA
2 1 (3.23%) Accessibility
System Software
1 4 (12.90%) Docker
2 1 (3.23%) Active Directory
Systems Management
1 7 (22.58%) Prometheus
2 4 (12.90%) Terraform
3 2 (6.45%) Kubernetes
4 1 (3.23%) Ansible
4 1 (3.23%) Grafana
4 1 (3.23%) Single Sign-On
Vendors
1 1 (3.23%) Databricks
1 1 (3.23%) HP
1 1 (3.23%) Solace
1 1 (3.23%) TIBCO