Senior JavaScript Developer Contract Job Trends

Senior JavaScript Developer
UK

The median Senior JavaScript Developer daily rate in the UK is £488, according to job vacancies posted in the 6 months leading up to 25 November 2025.

The table below compares current contractor rates and summary statistics with the previous two years.

6 months to
25 Nov 2025
Same period 2024 Same period 2023
Rank 587 564 613
Rank change year-on-year -23 +49 +164
Contract jobs requiring a Senior JavaScript Developer 4 8 7
As % of all contract jobs in the UK 0.011% 0.022% 0.015%
As % of the Job Titles category 0.012% 0.024% 0.016%
Number of daily rates quoted 2 8 4
10th Percentile £466 £418 £483
25th Percentile £472 £463 £494
Median daily rate (50th Percentile) £488 £500 £538
Median % change year-on-year -2.50% -6.98% -28.33%
75th Percentile £497 £605 £600
90th Percentile £499 £667 -
UK excluding London median daily rate £488 £450 £550
% change year-on-year +8.33% -18.18% +2.11%

All Contract IT Job Vacancies
UK

For comparison with the information above, the following table provides summary statistics for all contract IT job vacancies. Most job vacancies include a discernible job title that can be normalized. As such, the figures in the second row provide an indication of the number of contract jobs in our overall sample.

Contract vacancies in the UK with a recognized job title 32,581 33,702 43,115
% of contract IT jobs with a recognized job title 91.00% 92.80% 93.58%
Number of daily rates quoted 20,628 20,343 29,147
10th Percentile £281 £300 £290
25th Percentile £402 £410 £413
Median daily rate (50th Percentile) £500 £525 £525
Median % change year-on-year -4.76% - -4.55%
75th Percentile £619 £638 £650
90th Percentile £725 £738 £740
UK excluding London median daily rate £475 £495 £500
% change year-on-year -3.94% -1.10% -
Number of hourly rates quoted 1,917 1,258 1,525
10th Percentile £14.25 £15.22 £15.19
25th Percentile £17.87 £20.50 £19.18
Median hourly rate £25.15 £35.00 £45.00
Median % change year-on-year -28.14% -22.22% +50.00%
75th Percentile £56.44 £65.00 £65.00
90th Percentile £70.50 £74.00 £77.50
UK excluding London median hourly rate £25.15 £35.00 £45.00
% change year-on-year -28.14% -22.22% +81.52%

Senior JavaScript Developer
Job Vacancy Trend

Historical trend showing the proportion of contract IT job postings featuring 'Senior JavaScript Developer' in the job title relative to all contract IT jobs advertised.

Senior JavaScript Developer job vacancy trend in the UK

Senior JavaScript Developer
Daily Rate Trend

Contractor daily rate distribution trend for Senior JavaScript Developer job vacancies in the UK.

Contractor daily rate distribution trend for Senior JavaScript Developer job vacancies in the UK

Senior JavaScript Developer
Hourly Rate Trend

Contractor hourly rate distribution trend for Senior JavaScript Developer job vacancies in the UK.

Contractor hourly rate distribution trend for Senior JavaScript Developer job vacancies in the UK

Senior JavaScript Developer
Top 7 Contract Job Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Senior JavaScript Developer within the UK over the 6 months to 25 November 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
England -19 4 £488 -2.50% 2
UK excluding London -27 3 £488 +8.33% 2
North of England - 3 £488 -
Work from Home +10 2 £500 - 1
North West - 2 £488 -
London +3 1 - - 2
North East - 1 - -

Senior JavaScript Developer Skill Set
Top 30 Co-Occurring Skills & Capabilities

For the 6 months to 25 November 2025, Senior JavaScript Developer contract job roles required the following skills and capabilities in order of popularity. The figures indicate the absolute number of co-occurrences and as a proportion of all contract job ads featuring Senior JavaScript Developer in the job title.

1 4 (100.00%) AWS
1 4 (100.00%) JavaScript
1 4 (100.00%) TypeScript
2 3 (75.00%) CI/CD
2 3 (75.00%) Docker
2 3 (75.00%) Jest
2 3 (75.00%) Node.js
3 2 (50.00%) Agile
3 2 (50.00%) Amazon S3
3 2 (50.00%) AWS Lambda
3 2 (50.00%) Azure
3 2 (50.00%) CSS
3 2 (50.00%) DevOps
3 2 (50.00%) Express.js
3 2 (50.00%) Full-Stack Development
3 2 (50.00%) GitHub
3 2 (50.00%) GraphQL
3 2 (50.00%) HTML
3 2 (50.00%) JIRA
3 2 (50.00%) Microservices
3 2 (50.00%) Next.js
3 2 (50.00%) NoSQL
3 2 (50.00%) Problem-Solving
3 2 (50.00%) React
3 2 (50.00%) Redis
3 2 (50.00%) REST
3 2 (50.00%) Serverless
3 2 (50.00%) SQL
4 1 (25.00%) Accessibility
4 1 (25.00%) Amazon ECS

Senior JavaScript Developer Skill Set
Co-Occurring Skills & Capabilities 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:

Cloud Services
1 4 (100.00%) AWS
2 2 (50.00%) Amazon S3
2 2 (50.00%) AWS Lambda
2 2 (50.00%) Azure
2 2 (50.00%) GitHub
2 2 (50.00%) Serverless
3 1 (25.00%) Amazon ECS
3 1 (25.00%) GCP
3 1 (25.00%) GitHub Actions
3 1 (25.00%) Slack
Database & Business Intelligence
1 2 (50.00%) NoSQL
1 2 (50.00%) Redis
2 1 (25.00%) DynamoDB
2 1 (25.00%) PostgreSQL
Development Applications
1 2 (50.00%) JIRA
2 1 (25.00%) Cypress.io
2 1 (25.00%) Mocha
General
1 1 (25.00%) Finance
1 1 (25.00%) Public Sector
1 1 (25.00%) Social Skills
Libraries, Frameworks & Software Standards
1 3 (75.00%) Jest
1 3 (75.00%) Node.js
2 2 (50.00%) CSS
2 2 (50.00%) Express.js
2 2 (50.00%) GraphQL
2 2 (50.00%) HTML
2 2 (50.00%) Next.js
2 2 (50.00%) React
2 2 (50.00%) REST
3 1 (25.00%) HTML5
3 1 (25.00%) JWT
3 1 (25.00%) OAuth
3 1 (25.00%) OAuth2
3 1 (25.00%) Playwright
3 1 (25.00%) RESTful
3 1 (25.00%) Tailwind CSS
Miscellaneous
1 1 (25.00%) Cloud Native
1 1 (25.00%) Product Ownership
Processes & Methodologies
1 3 (75.00%) CI/CD
2 2 (50.00%) Agile
2 2 (50.00%) DevOps
2 2 (50.00%) Full-Stack Development
2 2 (50.00%) Microservices
2 2 (50.00%) Problem-Solving
3 1 (25.00%) API Integration
3 1 (25.00%) Clean Code
3 1 (25.00%) Containerisation
3 1 (25.00%) Continuous Improvement
3 1 (25.00%) Fintech
3 1 (25.00%) Front End Development
3 1 (25.00%) Innovative Thinking
3 1 (25.00%) KYC
3 1 (25.00%) Mentoring
3 1 (25.00%) Open Source
3 1 (25.00%) Sprint Planning
3 1 (25.00%) Unit Testing
Programming Languages
1 4 (100.00%) JavaScript
1 4 (100.00%) TypeScript
2 2 (50.00%) SQL
Quality Assurance & Compliance
1 1 (25.00%) Accessibility
System Software
1 3 (75.00%) Docker
Systems Management
1 1 (25.00%) Kubernetes