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 5 October 2026, with comparisons to the same periods in the previous two years.

6 months to
5 Oct 2026
Same period 2025 Same period 2024
Rank 429 350 349
Rank change year-on-year -79 -1 +27
Contract jobs citing WebSockets 28 23 41
As % of all contract jobs in London 0.14% 0.17% 0.25%
As % of the Libraries, Frameworks & Software Standards category 0.53% 0.58% 0.84%
Number of daily rates quoted 18 16 22
10th Percentile £598 £556 £408
25th Percentile £663 £619 £531
Median daily rate (50th Percentile) £738 £800 £800
Median % change year-on-year -7.81% - +12.28%
75th Percentile £788 £806 £1,000
90th Percentile £904 £863 £1,050
England median daily rate £725 £650 £800
% change year-on-year +11.54% -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 5,298 3,980 4,872
As % of all contract IT jobs advertised in London 26.29% 29.69% 30.11%
Number of daily rates quoted 3,575 2,719 3,319
10th Percentile £400 £364 £385
25th Percentile £455 £431 £468
Median daily rate (50th Percentile) £550 £550 £575
Median % change year-on-year - -4.35% -4.17%
75th Percentile £663 £675 £700
90th Percentile £763 £789 £850
England median daily rate £538 £520 £550
% change year-on-year +3.37% -5.45% -0.14%
Number of hourly rates quoted 36 32 23
10th Percentile £28.00 £31.77 £23.88
25th Percentile £36.25 £34.17 £36.25
Median hourly rate £47.00 £51.97 £42.50
Median % change year-on-year -9.56% +22.28% -32.54%
75th Percentile £66.06 £61.56 £61.97
90th Percentile £81.25 £85.95 £74.20
England median hourly rate £65.00 £55.00 £65.00
% change year-on-year +18.18% -15.38% +8.33%

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 5 October 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 5 October 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 -28 1 £750 -6.25% 14
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 2 (7.14%) Confluence
Cloud Services
1 5 (17.86%) AWS
2 3 (10.71%) Azure
2 3 (10.71%) Azure DevOps
3 2 (7.14%) Amazon EKS
3 2 (7.14%) Snowflake
4 1 (3.57%) Amazon CloudWatch
4 1 (3.57%) Amazon Cognito
4 1 (3.57%) Amazon ECS
4 1 (3.57%) Amazon EventBridge
4 1 (3.57%) Amazon S3
4 1 (3.57%) Amazon SQS
4 1 (3.57%) AWS CloudFormation
4 1 (3.57%) AWS CodePipeline
4 1 (3.57%) AWS Fargate
4 1 (3.57%) AWS Lambda
4 1 (3.57%) AWS Step Functions
4 1 (3.57%) GitHub
4 1 (3.57%) GitHub Actions
4 1 (3.57%) SaaS
4 1 (3.57%) Serverless
Communications & Networking
1 7 (25.00%) HTTP
2 2 (7.14%) DSL
Database & Business Intelligence
1 5 (17.86%) SQL Server
2 4 (14.29%) Redis
3 3 (10.71%) NoSQL
3 3 (10.71%) PostgreSQL
4 2 (7.14%) Data Lake
4 2 (7.14%) Neo4j
4 2 (7.14%) Relational Database
4 2 (7.14%) Snowflake Schema
5 1 (3.57%) Amazon Aurora
5 1 (3.57%) DynamoDB
5 1 (3.57%) MySQL
Development Applications
1 9 (32.14%) Git
2 7 (25.00%) JIRA
3 5 (17.86%) Storybook
3 5 (17.86%) Vite
4 2 (7.14%) GitLab
5 1 (3.57%) Jenkins
General
1 18 (64.29%) Finance
2 13 (46.43%) Banking
3 12 (42.86%) Investment Banking
4 6 (21.43%) Front Office
4 6 (21.43%) Social Skills
5 3 (10.71%) Analytical Skills
5 3 (10.71%) Back Office
6 2 (7.14%) Inclusion and Diversity
7 1 (3.57%) Marketing
Job Titles
1 12 (42.86%) Developer
2 10 (35.71%) Senior
3 7 (25.00%) Software Engineer
4 5 (17.86%) Full-Stack Developer
4 5 (17.86%) Senior Software Engineer
4 5 (17.86%) UI Developer
5 4 (14.29%) C++ Software Engineer
5 4 (14.29%) Senior C++ Software Engineer
6 3 (10.71%) Senior Systems Engineer
7 2 (7.14%) .NET Developer
7 2 (7.14%) Angular Developer
7 2 (7.14%) Architect
7 2 (7.14%) Data Architect
7 2 (7.14%) Full-Stack .NET Developer
7 2 (7.14%) Senior .NET Developer
7 2 (7.14%) Senior Developer
7 2 (7.14%) Senior Full-Stack Developer
8 1 (3.57%) Front-End Engineer (Client-Side Engineer)
8 1 (3.57%) Lead
8 1 (3.57%) Senior Front-End Engineer (Client-Side Engineer)
Libraries, Frameworks & Software Standards
1 14 (50.00%) React
2 9 (32.14%) FIX Protocol
3 8 (28.57%) Redux
4 7 (25.00%) .NET
4 7 (25.00%) AngularJS
5 6 (21.43%) Next.js
5 6 (21.43%) RxJS
6 5 (17.86%) OpenFin
6 5 (17.86%) Vitest
7 4 (14.29%) ASP.NET
7 4 (14.29%) ASP.NET MVC
7 4 (14.29%) REST
8 3 (10.71%) FastAPI
8 3 (10.71%) JWT
8 3 (10.71%) pytest
8 3 (10.71%) RESTful
9 2 (7.14%) Kafka
9 2 (7.14%) OpenTelemetry
9 2 (7.14%) Phoenix
9 2 (7.14%) Phoenix Framework
Miscellaneous
1 12 (42.86%) Derivative
2 9 (32.14%) Foreign Exchange (FX)
3 8 (28.57%) Distributed Systems
4 7 (25.00%) Algorithms
4 7 (25.00%) Data Structures
4 7 (25.00%) Fixed Income
5 4 (14.29%) Self-Motivation
6 3 (10.71%) Legacy Applications
7 2 (7.14%) AI Agents
7 2 (7.14%) Cloud Native
7 2 (7.14%) Equities
7 2 (7.14%) Equity Derivative
7 2 (7.14%) Greenfield Project
7 2 (7.14%) Hedge funds
7 2 (7.14%) Onboarding
7 2 (7.14%) Taxonomies
8 1 (3.57%) Legacy Systems
Processes & Methodologies
1 12 (42.86%) Problem-Solving
2 11 (39.29%) Full-Stack Development
3 10 (35.71%) Low Latency
4 9 (32.14%) Agile
4 9 (32.14%) Software Engineering
5 8 (28.57%) Observability
6 7 (25.00%) Electronic Trading
6 7 (25.00%) Technical Leadership
6 7 (25.00%) User Experience
7 6 (21.43%) AI
7 6 (21.43%) Algorithmic Trading
7 6 (21.43%) Mentoring
7 6 (21.43%) Multithreading
7 6 (21.43%) Performance Optimisation
8 5 (17.86%) CI/CD
8 5 (17.86%) Code Quality
8 5 (17.86%) DevOps
8 5 (17.86%) Micro Frontends
8 5 (17.86%) SOLID
9 4 (14.29%) Proprietary Trading
Programming Languages
1 21 (75.00%) TypeScript
2 16 (57.14%) Python
3 15 (53.57%) C#
4 9 (32.14%) Java
5 8 (28.57%) Rust
5 8 (28.57%) SQL
6 7 (25.00%) C++
7 5 (17.86%) PowerShell
8 2 (7.14%) Cypher
8 2 (7.14%) Elixir
8 2 (7.14%) Go
8 2 (7.14%) Kotlin
8 2 (7.14%) R
8 2 (7.14%) Ruby
8 2 (7.14%) SHACL
Qualifications
1 2 (7.14%) Computer Science Degree
1 2 (7.14%) Degree
1 2 (7.14%) Microsoft Certified Professional
2 1 (3.57%) BPSS Clearance
System Software
1 3 (10.71%) Docker
Systems Management
1 2 (7.14%) Argo
1 2 (7.14%) Grafana
1 2 (7.14%) Kubernetes
Vendors
1 2 (7.14%) Bloomberg
1 2 (7.14%) FactSet
1 2 (7.14%) OpenAI
1 2 (7.14%) Tradeweb