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 26 July 2026, with comparisons to the same periods in the previous two years.

6 months to
26 Jul 2026
Same period 2025 Same period 2024
Rank 418 338 336
Rank change year-on-year -80 -2 +65
Contract jobs citing WebSockets 20 30 49
As % of all contract jobs in London 0.10% 0.22% 0.30%
As % of the Libraries, Frameworks & Software Standards category 0.44% 0.84% 1.09%
Number of daily rates quoted 11 21 33
10th Percentile - £413 £505
25th Percentile £663 £525 £613
Median daily rate (50th Percentile) £725 £700 £801
Median % change year-on-year +3.57% -12.55% +10.41%
75th Percentile £875 £800 £950
90th Percentile £913 - £1,040
England median daily rate £713 £650 £801
% change year-on-year +9.62% -18.80% +10.41%

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 4,539 3,568 4,504
As % of all contract IT jobs advertised in London 22.70% 26.12% 27.12%
Number of daily rates quoted 3,004 2,499 3,269
10th Percentile £390 £374 £375
25th Percentile £450 £426 £463
Median daily rate (50th Percentile) £550 £550 £575
Median % change year-on-year - -4.35% -4.17%
75th Percentile £672 £700 £725
90th Percentile £780 £825 £850
England median daily rate £525 £519 £550
% change year-on-year +1.16% -5.64% -
Number of hourly rates quoted 44 23 25
10th Percentile £23.98 £31.25 £16.25
25th Percentile £34.20 £33.25 £23.80
Median hourly rate £42.25 £45.00 £37.50
Median % change year-on-year -6.11% +20.00% -44.03%
75th Percentile £61.50 £60.75 £50.75
90th Percentile £81.25 £68.50 £71.80
England median hourly rate £65.00 £55.00 £56.25
% change year-on-year +18.18% -2.22% -10.00%

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 26 July 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 26 July 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 -25 1 - - 8
South London - 1 £850 -
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 2 (10.00%) Confluence
Cloud Services
1 5 (25.00%) AWS
2 3 (15.00%) Azure
3 2 (10.00%) Amazon EKS
3 2 (10.00%) Azure DevOps
3 2 (10.00%) Snowflake
4 1 (5.00%) SaaS
Communications & Networking
1 8 (40.00%) HTTP
2 2 (10.00%) DSL
Database & Business Intelligence
1 5 (25.00%) Redis
2 3 (15.00%) PostgreSQL
3 2 (10.00%) Data Lake
3 2 (10.00%) Neo4j
3 2 (10.00%) NoSQL
3 2 (10.00%) Snowflake Schema
4 1 (5.00%) Power Query
Development Applications
1 6 (30.00%) Git
2 2 (10.00%) GitLab
2 2 (10.00%) JIRA
2 2 (10.00%) Vite
3 1 (5.00%) Cypress.io
3 1 (5.00%) Storybook
General
1 14 (70.00%) Finance
2 7 (35.00%) Banking
2 7 (35.00%) Investment Banking
3 6 (30.00%) Social Skills
4 3 (15.00%) Inclusion and Diversity
5 2 (10.00%) Analytical Skills
6 1 (5.00%) Law
6 1 (5.00%) Police
6 1 (5.00%) Public Sector
Job Titles
1 10 (50.00%) Senior
2 6 (30.00%) C++ Software Engineer
2 6 (30.00%) Developer
2 6 (30.00%) Senior C++ Software Engineer
2 6 (30.00%) Senior Software Engineer
2 6 (30.00%) Software Engineer
3 4 (20.00%) Senior Systems Engineer
4 2 (10.00%) Architect
4 2 (10.00%) Data Architect
4 2 (10.00%) Full-Stack Developer
5 1 (5.00%) .NET Developer
5 1 (5.00%) Artificial Intelligence Engineer
5 1 (5.00%) C++ Developer
5 1 (5.00%) Front-End Engineer (Client-Side Engineer)
5 1 (5.00%) Lead
5 1 (5.00%) Lead Developer
5 1 (5.00%) Senior .NET Developer
5 1 (5.00%) Senior Developer
5 1 (5.00%) Senior Front-End Engineer (Client-Side Engineer)
5 1 (5.00%) UI Developer
Libraries, Frameworks & Software Standards
1 10 (50.00%) FIX Protocol
2 8 (40.00%) React
3 6 (30.00%) REST
4 4 (20.00%) Next.js
4 4 (20.00%) RESTful
5 3 (15.00%) .NET
5 3 (15.00%) AngularJS
5 3 (15.00%) GraphQL
5 3 (15.00%) Kafka
5 3 (15.00%) Node.js
5 3 (15.00%) Redux
5 3 (15.00%) SignalR
6 2 (10.00%) Bootstrap
6 2 (10.00%) CSS
6 2 (10.00%) CSS3
6 2 (10.00%) HTML
6 2 (10.00%) HTML5
6 2 (10.00%) pytest
6 2 (10.00%) RabbitMQ
6 2 (10.00%) YAML
Miscellaneous
1 11 (55.00%) Derivative
2 9 (45.00%) Distributed Systems
3 8 (40.00%) Algorithms
3 8 (40.00%) Data Structures
4 4 (20.00%) Self-Motivation
5 3 (15.00%) Foreign Exchange (FX)
6 2 (10.00%) AI Agents
6 2 (10.00%) Cloud Native
6 2 (10.00%) Greenfield Project
6 2 (10.00%) Onboarding
6 2 (10.00%) Taxonomies
7 1 (5.00%) Cyber Threat
7 1 (5.00%) Energy Derivatives
7 1 (5.00%) Fixed Income
Processes & Methodologies
1 11 (55.00%) Observability
2 8 (40.00%) Full-Stack Development
2 8 (40.00%) Low Latency
2 8 (40.00%) Multithreading
3 7 (35.00%) Algorithmic Trading
3 7 (35.00%) Problem-Solving
4 6 (30.00%) AI
4 6 (30.00%) Performance Engineering
4 6 (30.00%) Performance Optimisation
4 6 (30.00%) Proactive Monitoring
4 6 (30.00%) Proprietary Trading
4 6 (30.00%) Software Engineering
4 6 (30.00%) Ultra-Low Latency
5 5 (25.00%) User Experience
6 4 (20.00%) Agile
6 4 (20.00%) Analytics
6 4 (20.00%) Electronic Trading
6 4 (20.00%) Microservices
6 4 (20.00%) Quantitative Trading
6 4 (20.00%) Systematic Trading
Programming Languages
1 18 (90.00%) TypeScript
2 16 (80.00%) Python
3 12 (60.00%) C#
4 11 (55.00%) Rust
5 10 (50.00%) SQL
6 8 (40.00%) C++
7 7 (35.00%) PowerShell
8 3 (15.00%) Java
9 2 (10.00%) Cypher
9 2 (10.00%) Elixir
9 2 (10.00%) Go
9 2 (10.00%) JavaScript
9 2 (10.00%) Kotlin
9 2 (10.00%) R
9 2 (10.00%) Ruby
9 2 (10.00%) SHACL
10 1 (5.00%) Data Analysis Expressions
10 1 (5.00%) VBA
Qualifications
1 4 (20.00%) Degree
2 3 (15.00%) Computer Science Degree
3 2 (10.00%) Microsoft Certified Professional
4 1 (5.00%) SC Cleared
4 1 (5.00%) Security Cleared
Quality Assurance & Compliance
1 1 (5.00%) Accessibility
1 1 (5.00%) QA
1 1 (5.00%) WCAG
System Software
1 4 (20.00%) Docker
2 1 (5.00%) Virtual Machines
Systems Management
1 4 (20.00%) Grafana
2 2 (10.00%) Argo
2 2 (10.00%) Kubernetes
3 1 (5.00%) Prometheus
3 1 (5.00%) Terraform
Vendors
1 3 (15.00%) OpenAI
2 2 (10.00%) FactSet
3 1 (5.00%) Apple
3 1 (5.00%) Google