Asynchronous Programming Contracts in London

Asynchronous Programming
England > London

The table below provides summary statistics for contract job vacancies advertised in London requiring Asynchronous Programming skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited Asynchronous Programming over the 6 months leading up to 20 July 2025, comparing them to the same period in the previous two years.

6 months to
20 Jul 2025
Same period 2024 Same period 2023
Rank 341 382 459
Rank change year-on-year +41 +77 +126
Contract jobs citing Asynchronous Programming 20 17 25
As % of all contract jobs advertised in London 0.15% 0.100% 0.100%
As % of the Processes & Methodologies category 0.16% 0.11% 0.11%
Number of daily rates quoted 14 14 24
10th Percentile £373 £623 £538
25th Percentile £509 £675 £625
Median daily rate (50th Percentile) £695 £716 £703
Median % change year-on-year -2.97% +1.96% -1.40%
75th Percentile £738 £816 £775
90th Percentile £905 £825 £864
England median daily rate £595 £706 £675
% change year-on-year -15.75% +4.63% -

All Process and Methodology Skills
London

Asynchronous Programming falls under the Processes and Methodologies category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring process or methodology skills in London.

Contract vacancies with a requirement for process or methodology skills 12,568 15,106 22,685
As % of all contract IT jobs advertised in London 92.09% 88.72% 90.65%
Number of daily rates quoted 8,416 10,742 16,462
10th Percentile £331 £350 £363
25th Percentile £425 £450 £463
Median daily rate (50th Percentile) £550 £550 £575
Median % change year-on-year - -4.35% -
75th Percentile £675 £675 £700
90th Percentile £788 £800 £800
England median daily rate £513 £525 £550
% change year-on-year -2.38% -4.55% -
Number of hourly rates quoted 236 254 247
10th Percentile £16.50 £16.25 £18.54
25th Percentile £24.66 £20.99 £23.88
Median hourly rate £30.40 £33.53 £41.50
Median % change year-on-year -9.31% -19.22% +16.90%
75th Percentile £50.13 £51.50 £65.05
90th Percentile £63.50 £70.73 £82.70
England median hourly rate £25.15 £39.50 £42.50
% change year-on-year -36.33% -7.06% +63.46%

Asynchronous Programming
Job Vacancy Trend in London

Job postings citing Asynchronous Programming as a proportion of all IT jobs advertised in London.

Job vacancy trend for Asynchronous Programming in London

Asynchronous Programming
Contractor Daily Rate Trend in London

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

Daily rate trend for Asynchronous Programming in London

Asynchronous Programming
Daily Rate Histogram in London

Daily rate distribution for jobs citing Asynchronous Programming in London over the 6 months to 20 July 2025.

Daily rate histogram for Asynchronous Programming in London

Asynchronous Programming
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 Asynchronous Programming within the London region over the 6 months to 20 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 -4 3 £725 -3.33% 1
Asynchronous Programming
England

Asynchronous Programming
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:

Cloud Services
1 7 (35.00%) Azure
2 3 (15.00%) npm
2 3 (15.00%) Yarn
3 2 (10.00%) AWS
3 2 (10.00%) AWS Lambda
3 2 (10.00%) GitHub
4 1 (5.00%) Amazon ECS
4 1 (5.00%) Amazon S3
4 1 (5.00%) Azure Cosmos DB
4 1 (5.00%) Azure DevOps
4 1 (5.00%) Azure Pipelines
4 1 (5.00%) Azure Service Bus
4 1 (5.00%) GCP
4 1 (5.00%) GitHub Actions
4 1 (5.00%) Serverless
Communications & Networking
1 1 (5.00%) HTTP
Database & Business Intelligence
1 5 (25.00%) MongoDB
1 5 (25.00%) NoSQL
2 3 (15.00%) SQL Server
3 1 (5.00%) DynamoDB
3 1 (5.00%) MySQL
3 1 (5.00%) PostgreSQL
3 1 (5.00%) Redis
Development Applications
1 4 (20.00%) Git
1 4 (20.00%) Jenkins
1 4 (20.00%) TeamCity
2 3 (15.00%) Ant
2 3 (15.00%) Babel
2 3 (15.00%) webpack
3 2 (10.00%) Cypress.io
4 1 (5.00%) JIRA
4 1 (5.00%) Mocha
4 1 (5.00%) Visual Studio
4 1 (5.00%) Visual Studio Code
General
1 8 (40.00%) Banking
1 8 (40.00%) Finance
2 4 (20.00%) Analytical Skills
2 4 (20.00%) Investment Banking
2 4 (20.00%) Social Skills
3 2 (10.00%) Financial Institution
3 2 (10.00%) Front Office
4 1 (5.00%) Games
4 1 (5.00%) Public Sector
Job Titles
1 17 (85.00%) Developer
2 5 (25.00%) C# Developer
3 4 (20.00%) Full-Stack Developer
3 4 (20.00%) React Developer
3 4 (20.00%) Senior
3 4 (20.00%) Senior Developer
4 3 (15.00%) Android Engineer
4 3 (15.00%) Java Developer
4 3 (15.00%) Python Developer
5 2 (10.00%) C# Developer - Investment Banking
5 2 (10.00%) Front-End Developer (Client-Side Developer)
5 2 (10.00%) Full-Stack C# Developer
5 2 (10.00%) Low Latency Java Developer
5 2 (10.00%) Senior Python Developer
6 1 (5.00%) Backend Developer
6 1 (5.00%) Full-Stack .NET Developer
6 1 (5.00%) Grid Developer
6 1 (5.00%) Lead
6 1 (5.00%) Senior React Developer
6 1 (5.00%) UI Developer
Libraries, Frameworks & Software Standards
1 9 (45.00%) .NET
1 9 (45.00%) RESTful
2 5 (25.00%) React
3 4 (20.00%) Redux
3 4 (20.00%) REST
4 3 (15.00%) Android Jetpack
4 3 (15.00%) CSS
4 3 (15.00%) CSS3
4 3 (15.00%) Dagger
4 3 (15.00%) HTML
4 3 (15.00%) HTML5
4 3 (15.00%) Jetpack Compose
4 3 (15.00%) Material-UI
4 3 (15.00%) Semantic UI
4 3 (15.00%) Web Services
4 3 (15.00%) WPF
5 2 (10.00%) Android SDK
5 2 (10.00%) ASP.NET
5 2 (10.00%) ASP.NET Web API
5 2 (10.00%) FIX Protocol
Miscellaneous
1 3 (15.00%) Distributed Systems
1 3 (15.00%) Foreign Exchange (FX)
2 2 (10.00%) Equities
3 1 (5.00%) Cloud Native
3 1 (5.00%) Data Protection Act
3 1 (5.00%) Derivative
3 1 (5.00%) Legacy Code
3 1 (5.00%) Mobile App
3 1 (5.00%) Onboarding
Operating Systems
1 3 (15.00%) Android
2 1 (5.00%) Linux
Processes & Methodologies
1 10 (50.00%) CI/CD
1 10 (50.00%) Microservices
2 6 (30.00%) Agile
2 6 (30.00%) Continuous Integration
2 6 (30.00%) Test Automation
3 5 (25.00%) DevOps
3 5 (25.00%) SOLID
4 4 (20.00%) Architectural Patterns
4 4 (20.00%) Design Patterns
4 4 (20.00%) Full-Stack Development
4 4 (20.00%) Functional Programming
4 4 (20.00%) Infrastructure as Code
4 4 (20.00%) Low Latency
4 4 (20.00%) Mentoring
4 4 (20.00%) Multithreading
4 4 (20.00%) Problem-Solving
4 4 (20.00%) Software Architecture
4 4 (20.00%) User Experience
5 3 (15.00%) Benchmarking
5 3 (15.00%) TDD
Programming Languages
1 9 (45.00%) C#
2 6 (30.00%) Java
2 6 (30.00%) SQL
2 6 (30.00%) TypeScript
3 5 (25.00%) JavaScript
3 5 (25.00%) Python
4 3 (15.00%) Kotlin
5 1 (5.00%) Bicep
Quality Assurance & Compliance
1 2 (10.00%) QA
System Software
1 4 (20.00%) Docker
Systems Management
1 3 (15.00%) Kubernetes
1 3 (15.00%) Terraform
Vendors
1 3 (15.00%) Databricks
1 3 (15.00%) Google
2 1 (5.00%) OpenAI
2 1 (5.00%) SAP
2 1 (5.00%) ServiceNow
2 1 (5.00%) Solace
2 1 (5.00%) Workday