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 contract job vacancies from the 6 months leading up to 28 June 2026, with comparisons to the same periods in the previous two years.

6 months to
28 Jun 2026
Same period 2025 Same period 2024
Rank 400 320 345
Rank change year-on-year -80 +25 +75
Contract jobs citing WebSockets 23 30 60
As % of all contract jobs in London 0.12% 0.23% 0.34%
As % of the Libraries, Frameworks & Software Standards category 0.52% 0.89% 1.27%
Number of daily rates quoted 13 22 39
10th Percentile £563 £413 £503
25th Percentile £663 £547 £581
Median daily rate (50th Percentile) £725 £700 £850
Median % change year-on-year +3.57% -17.65% +17.24%
75th Percentile £788 £800 £931
90th Percentile £890 - £1,000
England median daily rate £700 £675 £801
% change year-on-year +3.70% -15.68% +12.35%
Number of hourly rates quoted 0 0 1
10th Percentile - - -
25th Percentile - - £52.50
Median hourly rate - - £55.00
75th Percentile - - £57.50
90th Percentile - - -
England median hourly rate - - £45.88

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 4,387 3,368 4,724
As % of all contract IT jobs advertised in London 22.88% 26.29% 26.84%
Number of daily rates quoted 2,907 2,348 3,474
10th Percentile £381 £377 £375
25th Percentile £450 £429 £459
Median daily rate (50th Percentile) £550 £550 £575
Median % change year-on-year - -4.35% -4.17%
75th Percentile £669 £713 £710
90th Percentile £788 £825 £850
England median daily rate £525 £525 £550
% change year-on-year - -4.55% -
Number of hourly rates quoted 45 21 28
10th Percentile £24.30 - £16.25
25th Percentile £35.00 £33.25 £23.80
Median hourly rate £42.00 £45.00 £42.50
Median % change year-on-year -6.67% +5.88% -36.80%
75th Percentile £73.00 £62.50 £61.70
90th Percentile £92.50 £87.50 £75.00
England median hourly rate £65.00 £60.00 £58.15
% change year-on-year +8.33% +3.18% -10.54%

WebSockets
Job Vacancy Trend in London

Historical trend showing the proportion of contract IT job postings citing WebSockets relative to all contract IT jobs advertised in London.

WebSockets job vacancy trend 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 28 June 2026.

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 28 June 2026. 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 -23 1 - -
South London - 1 £850 - 1
WebSockets
England

WebSockets
Co-Occurring Skills & Capabilities in London by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Application Platforms
1 1 (4.35%) Confluence
Applications
1 1 (4.35%) Chatbot
Cloud Services
1 6 (26.09%) AWS
2 4 (17.39%) Azure
3 2 (8.70%) Azure DevOps
4 1 (4.35%) Amazon Bedrock
4 1 (4.35%) Amazon EKS
4 1 (4.35%) Amazon S3
4 1 (4.35%) Anthropic Claude
4 1 (4.35%) AWS CloudFormation
4 1 (4.35%) AWS Lambda
4 1 (4.35%) CloudFront
4 1 (4.35%) Figma
4 1 (4.35%) SaaS
4 1 (4.35%) Serverless
4 1 (4.35%) Snowflake
Communications & Networking
1 8 (34.78%) HTTP
2 1 (4.35%) DSL
Database & Business Intelligence
1 4 (17.39%) Redis
2 2 (8.70%) NoSQL
3 1 (4.35%) CockroachDB
3 1 (4.35%) Data Lake
3 1 (4.35%) MongoDB
3 1 (4.35%) Neo4j
3 1 (4.35%) Pinecone
3 1 (4.35%) PostgreSQL
3 1 (4.35%) Power Query
3 1 (4.35%) Snowflake Schema
Development Applications
1 7 (30.43%) Git
2 2 (8.70%) Vite
3 1 (4.35%) Android Studio
3 1 (4.35%) Cypress.io
3 1 (4.35%) GitLab
3 1 (4.35%) Gradle
3 1 (4.35%) JIRA
3 1 (4.35%) REST Assured
3 1 (4.35%) Storybook
General
1 15 (65.22%) Finance
2 8 (34.78%) Banking
3 7 (30.43%) Investment Banking
3 7 (30.43%) Social Skills
4 3 (13.04%) Front Office
5 2 (8.70%) Analytical Skills
6 1 (4.35%) Inclusion and Diversity
6 1 (4.35%) Law
6 1 (4.35%) Police
6 1 (4.35%) Public Sector
Job Titles
1 11 (47.83%) Senior
2 10 (43.48%) Developer
3 6 (26.09%) C++ Software Engineer
3 6 (26.09%) Senior C++ Software Engineer
3 6 (26.09%) Senior Software Engineer
3 6 (26.09%) Software Engineer
4 4 (17.39%) Senior Systems Engineer
5 3 (13.04%) Python Developer
6 2 (8.70%) Artificial Intelligence Engineer
6 2 (8.70%) Full-Stack Developer
7 1 (4.35%) Algorithm Engineer
7 1 (4.35%) Front-End Engineer (Client-Side Engineer)
7 1 (4.35%) Lead
7 1 (4.35%) React Developer
7 1 (4.35%) Senior .NET Developer
7 1 (4.35%) Senior Algorithm Engineer
7 1 (4.35%) Senior Front-End Engineer (Client-Side Engineer)
7 1 (4.35%) Software Engineer - Algorithmic Trading
7 1 (4.35%) Test Automation Developer
7 1 (4.35%) UX Engineer
Libraries, Frameworks & Software Standards
1 12 (52.17%) React
2 10 (43.48%) FIX Protocol
3 6 (26.09%) HTML
3 6 (26.09%) RESTful
4 5 (21.74%) HTML5
4 5 (21.74%) REST
5 4 (17.39%) Kafka
5 4 (17.39%) Next.js
6 3 (13.04%) .NET
6 3 (13.04%) AngularJS
6 3 (13.04%) CSS
6 3 (13.04%) Redux
6 3 (13.04%) SignalR
7 2 (8.70%) CSS3
7 2 (8.70%) Loki
7 2 (8.70%) Model Context Protocol
7 2 (8.70%) RabbitMQ
8 1 (4.35%) LangGraph
8 1 (4.35%) Material-UI
8 1 (4.35%) Zustand
Miscellaneous
1 15 (65.22%) Derivative
2 8 (34.78%) Algorithms
2 8 (34.78%) Data Structures
3 7 (30.43%) Distributed Systems
4 4 (17.39%) Self-Motivation
5 3 (13.04%) Equities
5 3 (13.04%) Equity Derivative
5 3 (13.04%) Foreign Exchange (FX)
5 3 (13.04%) Greenfield Project
6 2 (8.70%) Cyber Threat
6 2 (8.70%) Data Protection Act
6 2 (8.70%) Energy Derivatives
7 1 (4.35%) AI Agents
7 1 (4.35%) Fixed Income
7 1 (4.35%) Onboarding
7 1 (4.35%) Taxonomies
7 1 (4.35%) Video\Live Streaming
Operating Systems
1 3 (13.04%) Unix
2 1 (4.35%) Android
2 1 (4.35%) Apple iOS
Processes & Methodologies
1 11 (47.83%) Observability
2 9 (39.13%) Low Latency
3 8 (34.78%) Full-Stack Development
3 8 (34.78%) Multithreading
4 7 (30.43%) Agile
4 7 (30.43%) Algorithmic Trading
4 7 (30.43%) Computer Science
5 6 (26.09%) Performance Engineering
5 6 (26.09%) Performance Optimisation
5 6 (26.09%) Proactive Monitoring
5 6 (26.09%) Proprietary Trading
5 6 (26.09%) Software Engineering
5 6 (26.09%) Ultra-Low Latency
5 6 (26.09%) User Experience
6 5 (21.74%) AI
6 5 (21.74%) Electronic Trading
6 5 (21.74%) Microservices
6 5 (21.74%) Problem-Solving
6 5 (21.74%) Test Automation
7 4 (17.39%) Visualisation
Programming Languages
1 18 (78.26%) Python
1 18 (78.26%) TypeScript
2 13 (56.52%) SQL
3 10 (43.48%) C#
3 10 (43.48%) Rust
4 8 (34.78%) C++
5 7 (30.43%) PowerShell
6 4 (17.39%) JavaScript
7 2 (8.70%) Shell Script
8 1 (4.35%) BrightScript
8 1 (4.35%) Cypher
8 1 (4.35%) Data Analysis Expressions
8 1 (4.35%) Java
8 1 (4.35%) Kotlin
8 1 (4.35%) R
8 1 (4.35%) SHACL
8 1 (4.35%) Swift
8 1 (4.35%) VBA
Qualifications
1 8 (34.78%) Degree
2 7 (30.43%) Computer Science Degree
3 1 (4.35%) Microsoft Certified Professional
3 1 (4.35%) SC Cleared
3 1 (4.35%) Security Cleared
Quality Assurance & Compliance
1 3 (13.04%) QA
2 1 (4.35%) Accessibility
2 1 (4.35%) WCAG
System Software
1 6 (26.09%) Docker
2 1 (4.35%) Virtual Machines
Systems Management
1 4 (17.39%) Grafana
2 3 (13.04%) Kubernetes
2 3 (13.04%) Terraform
3 2 (8.70%) Prometheus
4 1 (4.35%) Argo
4 1 (4.35%) Single Sign-On
Vendors
1 3 (13.04%) Oracle
2 2 (8.70%) Apple
2 2 (8.70%) Google
2 2 (8.70%) OpenAI
3 1 (4.35%) FactSet
3 1 (4.35%) Roku