JavaScript Contracts in Hounslow

JavaScript (including ECMAScript)
West London > Hounslow

The table below provides summary statistics for contract job vacancies advertised in Hounslow requiring JavaScript skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited JavaScript over the 6 months leading up to 1 May 2025, comparing them to the same period in the previous two years.

6 months to
1 May 2025
Same period 2024 Same period 2023
Rank 12 20 16
Rank change year-on-year +8 -4 +3
Contract jobs citing JavaScript 6 8 13
As % of all contract jobs advertised in Hounslow 8.82% 6.25% 8.02%
As % of the Programming Languages category 33.33% 13.79% 23.21%
Number of daily rates quoted 4 4 4
10th Percentile £401 £295 £487
25th Percentile £450 £318 £550
Median daily rate (50th Percentile) £499 £340 £591
Median % change year-on-year +46.71% -42.49% -1.46%
75th Percentile £558 £372 £600
90th Percentile £627 £411 £608
West London median daily rate £431 £513 £550
% change year-on-year -15.84% -6.82% -12.00%
Number of hourly rates quoted 0 0 3
10th Percentile - - £71.00
25th Percentile - - £72.50
Median hourly rate - - £75.00
75th Percentile - - -
90th Percentile - - -
West London median hourly rate - - £75.00
% change year-on-year - - +102.37%

All Programming Languages
Hounslow

JavaScript falls under the Programming Languages category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring coding skills in Hounslow.

Contract vacancies with a requirement for coding skills 18 58 56
As % of all contract IT jobs advertised in Hounslow 26.47% 45.31% 34.57%
Number of daily rates quoted 12 38 17
10th Percentile £376 £156 £430
25th Percentile £384 £250 £463
Median daily rate (50th Percentile) £400 £363 £550
Median % change year-on-year +10.34% -34.09% +7.84%
75th Percentile £438 £488 £596
90th Percentile £516 £540 £640
West London median daily rate £450 £473 £575
% change year-on-year -4.76% -17.83% -
Number of hourly rates quoted 0 1 22
10th Percentile - - £65.00
25th Percentile - - £71.25
Median hourly rate - £67.00 £75.00
Median % change year-on-year - -10.67% +66.67%
75th Percentile - - £84.38
90th Percentile - - £90.00
West London median hourly rate £29.04 £36.84 £75.00
% change year-on-year -21.19% -50.88% +88.63%

JavaScript
Job Vacancy Trend in Hounslow

Job postings citing JavaScript as a proportion of all IT jobs advertised in Hounslow.

Job vacancy trend for JavaScript in Hounslow

JavaScript
Contractor Daily Rate Trend in Hounslow

3-month moving average daily rate quoted in jobs citing JavaScript in Hounslow.

Daily rate trend for JavaScript in Hounslow

JavaScript
Daily Rate Histogram in Hounslow

Daily rate distribution for jobs citing JavaScript in Hounslow over the 6 months to 1 May 2025.

Daily rate histogram for JavaScript in Hounslow

JavaScript
Contractor Hourly Rate Trend in Hounslow

3-month moving average hourly rates quoted in jobs citing JavaScript in Hounslow.

Hourly rate trend for JavaScript in Hounslow

JavaScript
Contract Job Locations in Hounslow

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing JavaScript within the Hounslow region over the 6 months to 1 May 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
Osterley +11 3 £478 +44.73%
Isleworth - 1 £385 - 5
Feltham - 1 £665 -
JavaScript
West London

JavaScript
Co-occurring Skills and Capabilities in Hounslow 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:

Application Platforms
1 2 (33.33%) Confluence
Cloud Services
1 4 (66.67%) AWS
2 3 (50.00%) Amazon S3
2 3 (50.00%) AWS Lambda
2 3 (50.00%) AWS Step Functions
2 3 (50.00%) Serverless
3 1 (16.67%) Azure
3 1 (16.67%) Azure DevOps
3 1 (16.67%) GitHub
Communications & Networking
1 1 (16.67%) Broadband
Database & Business Intelligence
1 3 (50.00%) DynamoDB
2 1 (16.67%) PostgreSQL
Development Applications
1 1 (16.67%) Cypress.io
1 1 (16.67%) Jenkins
1 1 (16.67%) JIRA
General
1 1 (16.67%) Presentation Skills
1 1 (16.67%) Social Skills
Job Titles
1 3 (50.00%) Developer
2 2 (33.33%) AWS Developer
2 2 (33.33%) AWS Engineer
3 1 (16.67%) Architect
3 1 (16.67%) Backend Developer
3 1 (16.67%) JavaScript Engineer
3 1 (16.67%) React Developer
3 1 (16.67%) Release Manager
3 1 (16.67%) Senior
3 1 (16.67%) Software Architect
3 1 (16.67%) Software Developer
Libraries, Frameworks & Software Standards
1 3 (50.00%) GraphQL
1 3 (50.00%) React
2 1 (16.67%) AWS CDK
2 1 (16.67%) Jest
2 1 (16.67%) Redux
2 1 (16.67%) REST
2 1 (16.67%) SAPUI5
Miscellaneous
1 1 (16.67%) Data Protection Act
1 1 (16.67%) Embedded Systems
1 1 (16.67%) Video\Live Streaming
Processes & Methodologies
1 5 (83.33%) Agile
2 4 (66.67%) CI/CD
3 3 (50.00%) Clean Code
3 3 (50.00%) Continuous Integration
3 3 (50.00%) Mentoring
4 1 (16.67%) Analytics
4 1 (16.67%) Change Control
4 1 (16.67%) Continuous Improvement
4 1 (16.67%) Data Protection
4 1 (16.67%) Deployment Automation
4 1 (16.67%) DevOps
4 1 (16.67%) Full-Stack Development
4 1 (16.67%) Machine Learning
4 1 (16.67%) Microservices
4 1 (16.67%) Release Automation
4 1 (16.67%) Release Management
4 1 (16.67%) Software Architecture
4 1 (16.67%) Stakeholder Management
4 1 (16.67%) Technical Architecture
4 1 (16.67%) Test Automation
Programming Languages
1 4 (66.67%) TypeScript
2 3 (50.00%) Python
3 1 (16.67%) Java
Qualifications
1 3 (50.00%) AWS Certification
Quality Assurance & Compliance
1 1 (16.67%) QA
Vendors
1 1 (16.67%) Adobe
1 1 (16.67%) Atlassian
1 1 (16.67%) Google
1 1 (16.67%) SAP