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 16 August 2026, with comparisons to the same periods in the previous two years.

6 months to
16 Aug 2026
Same period 2025 Same period 2024
Rank 416 339 340
Rank change year-on-year -77 +1 +58
Contract jobs citing WebSockets 26 29 44
As % of all contract jobs in London 0.13% 0.21% 0.27%
As % of the Libraries, Frameworks & Software Standards category 0.57% 0.82% 0.99%
Number of daily rates quoted 13 20 31
10th Percentile £628 £413 £400
25th Percentile £663 £522 £556
Median daily rate (50th Percentile) £725 £700 £801
Median % change year-on-year +3.57% -12.55% +10.41%
75th Percentile £850 £800 £975
90th Percentile £910 £803 £1,050
England median daily rate £700 £650 £800
% change year-on-year +7.69% -18.75% +14.29%

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 4,601 3,519 4,438
As % of all contract IT jobs advertised in London 22.78% 25.95% 27.45%
Number of daily rates quoted 3,039 2,446 3,168
10th Percentile £392 £363 £377
25th Percentile £450 £425 £463
Median daily rate (50th Percentile) £550 £550 £575
Median % change year-on-year - -4.35% -4.17%
75th Percentile £672 £695 £725
90th Percentile £775 £825 £850
England median daily rate £525 £514 £550
% change year-on-year +2.14% -6.55% -
Number of hourly rates quoted 43 27 24
10th Percentile £26.40 £32.25 £16.25
25th Percentile £35.63 £33.87 £23.80
Median hourly rate £42.50 £52.50 £37.50
Median % change year-on-year -19.05% +40.00% -44.03%
75th Percentile £62.25 £63.13 £50.19
90th Percentile £81.25 £78.20 £72.01
England median hourly rate £65.00 £55.00 £56.25
% change year-on-year +18.18% -2.22% -6.25%

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 16 August 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 16 August 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 -18 1 - - 2
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 (7.69%) Confluence
Cloud Services
1 5 (19.23%) AWS
2 3 (11.54%) Azure
3 2 (7.69%) Amazon EKS
3 2 (7.69%) Azure DevOps
3 2 (7.69%) Snowflake
4 1 (3.85%) SaaS
Communications & Networking
1 8 (30.77%) HTTP
2 2 (7.69%) DSL
Database & Business Intelligence
1 5 (19.23%) Redis
1 5 (19.23%) SQL Server
2 3 (11.54%) PostgreSQL
3 2 (7.69%) Data Lake
3 2 (7.69%) Neo4j
3 2 (7.69%) NoSQL
3 2 (7.69%) Relational Database
3 2 (7.69%) Snowflake Schema
4 1 (3.85%) Power Query
Development Applications
1 11 (42.31%) Git
2 7 (26.92%) JIRA
3 2 (7.69%) GitLab
3 2 (7.69%) Vite
4 1 (3.85%) Cypress.io
4 1 (3.85%) Storybook
General
1 15 (57.69%) Finance
2 13 (50.00%) Banking
2 13 (50.00%) Investment Banking
3 6 (23.08%) Social Skills
4 5 (19.23%) Front Office
5 3 (11.54%) Back Office
5 3 (11.54%) Inclusion and Diversity
6 2 (7.69%) Analytical Skills
7 1 (3.85%) Law
7 1 (3.85%) Police
7 1 (3.85%) Public Sector
Job Titles
1 12 (46.15%) Senior
2 9 (34.62%) Developer
3 8 (30.77%) Software Engineer
4 6 (23.08%) C++ Software Engineer
4 6 (23.08%) Senior C++ Software Engineer
4 6 (23.08%) Senior Software Engineer
5 5 (19.23%) Full-Stack Developer
6 4 (15.38%) Senior Systems Engineer
7 3 (11.54%) .NET Developer
7 3 (11.54%) Senior .NET Developer
7 3 (11.54%) Senior Developer
8 2 (7.69%) Angular Developer
8 2 (7.69%) Architect
8 2 (7.69%) Data Architect
8 2 (7.69%) Full-Stack .NET Developer
8 2 (7.69%) Senior Full-Stack Developer
9 1 (3.85%) Algorithm Engineer
9 1 (3.85%) Artificial Intelligence Engineer
9 1 (3.85%) React Developer
9 1 (3.85%) Senior Algorithm Engineer
Libraries, Frameworks & Software Standards
1 10 (38.46%) FIX Protocol
2 9 (34.62%) React
3 8 (30.77%) .NET
3 8 (30.77%) AngularJS
4 6 (23.08%) REST
5 5 (19.23%) Next.js
6 4 (15.38%) ASP.NET
6 4 (15.38%) ASP.NET MVC
6 4 (15.38%) Redux
6 4 (15.38%) RESTful
7 3 (11.54%) GraphQL
7 3 (11.54%) Kafka
7 3 (11.54%) Node.js
7 3 (11.54%) SignalR
8 2 (7.69%) FastAPI
8 2 (7.69%) JWT
8 2 (7.69%) Model Context Protocol
8 2 (7.69%) OpenTelemetry
8 2 (7.69%) Phoenix
8 2 (7.69%) Phoenix Framework
Miscellaneous
1 12 (46.15%) Derivative
2 9 (34.62%) Distributed Systems
3 8 (30.77%) Algorithms
3 8 (30.77%) Data Structures
4 4 (15.38%) Foreign Exchange (FX)
4 4 (15.38%) Self-Motivation
5 3 (11.54%) Legacy Applications
6 2 (7.69%) AI Agents
6 2 (7.69%) Cloud Native
6 2 (7.69%) Fixed Income
6 2 (7.69%) Greenfield Project
6 2 (7.69%) Onboarding
6 2 (7.69%) Taxonomies
7 1 (3.85%) Cyber Threat
7 1 (3.85%) Energy Derivatives
7 1 (3.85%) Equities
7 1 (3.85%) Equity Derivative
7 1 (3.85%) Hedge funds
Processes & Methodologies
1 13 (50.00%) Full-Stack Development
2 11 (42.31%) Observability
3 9 (34.62%) Agile
3 9 (34.62%) Software Engineering
4 8 (30.77%) Low Latency
4 8 (30.77%) Multithreading
5 7 (26.92%) Algorithmic Trading
5 7 (26.92%) Problem-Solving
6 6 (23.08%) AI
6 6 (23.08%) Performance Engineering
6 6 (23.08%) Performance Optimisation
6 6 (23.08%) Proactive Monitoring
6 6 (23.08%) Proprietary Trading
6 6 (23.08%) Ultra-Low Latency
7 5 (19.23%) CI/CD
7 5 (19.23%) DevOps
7 5 (19.23%) SOLID
7 5 (19.23%) User Experience
8 4 (15.38%) Code Quality
8 4 (15.38%) Quantitative Trading
Programming Languages
1 19 (73.08%) TypeScript
2 17 (65.38%) Python
3 16 (61.54%) C#
4 11 (42.31%) Rust
5 10 (38.46%) SQL
6 8 (30.77%) C++
7 7 (26.92%) PowerShell
8 4 (15.38%) Java
9 2 (7.69%) Cypher
9 2 (7.69%) Elixir
9 2 (7.69%) Go
9 2 (7.69%) JavaScript
9 2 (7.69%) Kotlin
9 2 (7.69%) R
9 2 (7.69%) Ruby
9 2 (7.69%) SHACL
10 1 (3.85%) Data Analysis Expressions
10 1 (3.85%) VBA
Qualifications
1 4 (15.38%) Degree
2 3 (11.54%) Computer Science Degree
3 2 (7.69%) Microsoft Certified Professional
4 1 (3.85%) SC Cleared
4 1 (3.85%) Security Cleared
Quality Assurance & Compliance
1 1 (3.85%) Accessibility
1 1 (3.85%) QA
1 1 (3.85%) WCAG
System Software
1 4 (15.38%) Docker
2 1 (3.85%) Virtual Machines
Systems Management
1 4 (15.38%) Grafana
2 2 (7.69%) Argo
2 2 (7.69%) Kubernetes
3 1 (3.85%) Prometheus
3 1 (3.85%) Terraform
Vendors
1 3 (11.54%) OpenAI
2 2 (7.69%) FactSet
3 1 (3.85%) Apple
3 1 (3.85%) Bloomberg
3 1 (3.85%) Google
3 1 (3.85%) Tradeweb