JavaScript Contracts in South London

JavaScript (including ECMAScript)
London > South London

The table below provides summary statistics for contract job vacancies advertised in South London 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 27 24 42
Rank change year-on-year -3 +18 -15
Contract jobs citing JavaScript 8 18 13
As % of all contract jobs advertised in South London 4.32% 7.44% 3.39%
As % of the Programming Languages category 9.64% 19.35% 8.13%
Number of daily rates quoted 5 8 8
10th Percentile £443 £388 £413
25th Percentile £469 £425 £441
Median daily rate (50th Percentile) £490 £450 £450
Median % change year-on-year +8.89% - -17.05%
75th Percentile £510 £728 £538
90th Percentile £647 £771 £721
London median daily rate £574 £600 £575
% change year-on-year -4.42% +4.35% -

All Programming Languages
South London

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 South London.

Contract vacancies with a requirement for coding skills 83 93 160
As % of all contract IT jobs advertised in South London 44.86% 38.43% 41.67%
Number of daily rates quoted 56 64 123
10th Percentile £425 £367 £453
25th Percentile £463 £430 £481
Median daily rate (50th Percentile) £500 £500 £550
Median % change year-on-year - -9.09% -
75th Percentile £738 £554 £713
90th Percentile £938 £600 £900
London median daily rate £550 £575 £600
% change year-on-year -4.35% -4.17% -
Number of hourly rates quoted 0 2 5
10th Percentile - £37.45 -
25th Percentile - £38.01 -
Median hourly rate - £41.00 £50.42
Median % change year-on-year - -18.69% +3.79%
75th Percentile - £44.95 -
90th Percentile - £46.10 £51.95
London median hourly rate £44.50 £50.50 £57.50
% change year-on-year -11.88% -12.17% +15.00%

JavaScript
Job Vacancy Trend in South London

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

Job vacancy trend for JavaScript in South London

JavaScript
Contractor Daily Rate Trend in South London

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

Daily rate trend for JavaScript in South London

JavaScript
Daily Rate Histogram in South London

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

Daily rate histogram for JavaScript in South London

JavaScript
Contractor Hourly Rate Trend in South London

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

Hourly rate trend for JavaScript in South London

JavaScript
Contract Job Locations in South London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing JavaScript within the South London 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
Croydon -1 7 £489 +8.61% 1
Bromley -6 1 £725 -9.38% 2
JavaScript
London

JavaScript
Co-occurring Skills and Capabilities in South 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:

Business Applications
1 2 (25.00%) Dynamics CRM
Cloud Services
1 6 (75.00%) Serverless
2 4 (50.00%) AWS
3 2 (25.00%) Amazon EC2
3 2 (25.00%) Amazon ECS
3 2 (25.00%) Amazon EKS
3 2 (25.00%) Amazon MSK
3 2 (25.00%) AWS Lambda
3 2 (25.00%) AWS Step Functions
3 2 (25.00%) Azure
3 2 (25.00%) Azure Functions
3 2 (25.00%) Azure Logic Apps
3 2 (25.00%) Dynamics 365
3 2 (25.00%) Power Automate
3 2 (25.00%) Power Platform
3 2 (25.00%) PowerApps
4 1 (12.50%) Amazon CloudWatch
Database & Business Intelligence
1 3 (37.50%) PostgreSQL
2 2 (25.00%) Amazon RDS
2 2 (25.00%) Amazon Redshift
2 2 (25.00%) DynamoDB
2 2 (25.00%) Parquet
2 2 (25.00%) Power BI
2 2 (25.00%) RDBMS
2 2 (25.00%) Relational Database
3 1 (12.50%) Oracle Database
3 1 (12.50%) SQL Server
Development Applications
1 3 (37.50%) Jenkins
2 2 (25.00%) JMeter
2 2 (25.00%) JUnit
2 2 (25.00%) Mockito
3 1 (12.50%) Cypress.io
3 1 (12.50%) Git
3 1 (12.50%) Postman
3 1 (12.50%) REST Assured
General
1 6 (75.00%) Public Sector
2 3 (37.50%) Analytical Skills
2 3 (37.50%) Social Skills
3 1 (12.50%) Banking
3 1 (12.50%) Investment Banking
Job Titles
1 3 (37.50%) Developer
2 2 (25.00%) Automation Engineer
2 2 (25.00%) Data Engineer
2 2 (25.00%) Java Developer
2 2 (25.00%) Senior
2 2 (25.00%) Senior Developer
2 2 (25.00%) Senior Java Developer
3 1 (12.50%) .NET Developer
3 1 (12.50%) Automation Tester
3 1 (12.50%) QA Automation Engineer
3 1 (12.50%) QA Automation Tester
3 1 (12.50%) QA Engineer
3 1 (12.50%) QA Test Engineer
3 1 (12.50%) QA Tester
3 1 (12.50%) Quality Engineer
3 1 (12.50%) Test Automation Engineer
3 1 (12.50%) Test Engineer
3 1 (12.50%) Tester
Libraries, Frameworks & Software Standards
1 4 (50.00%) JSON
2 3 (37.50%) .NET
2 3 (37.50%) .NET Framework
2 3 (37.50%) HTML
2 3 (37.50%) Kafka
2 3 (37.50%) Web Services
3 2 (25.00%) ActiveMQ
3 2 (25.00%) Apache Avro
3 2 (25.00%) Apache Camel
3 2 (25.00%) Hibernate
3 2 (25.00%) jQuery
3 2 (25.00%) REST
3 2 (25.00%) Spring
3 2 (25.00%) Spring Boot
3 2 (25.00%) WireMock
3 2 (25.00%) XML
4 1 (12.50%) AngularJS
4 1 (12.50%) CSS
4 1 (12.50%) Entity Framework
4 1 (12.50%) RESTful
Miscellaneous
1 2 (25.00%) Distributed Systems
Operating Systems
1 2 (25.00%) Unix
2 1 (12.50%) Windows
Processes & Methodologies
1 6 (75.00%) Agile
2 4 (50.00%) Workflow
3 3 (37.50%) CI/CD
3 3 (37.50%) Problem-Solving
3 3 (37.50%) Test Automation
4 2 (25.00%) BDD
4 2 (25.00%) Business Analysis
4 2 (25.00%) CRM
4 2 (25.00%) Customer Service
4 2 (25.00%) Data Deduplication
4 2 (25.00%) Data Ingestion
4 2 (25.00%) Data Modelling
4 2 (25.00%) Data Pipeline
4 2 (25.00%) ERP
4 2 (25.00%) Microservices
4 2 (25.00%) Predictive Modelling
4 2 (25.00%) Process Improvement
4 2 (25.00%) Process Management
4 2 (25.00%) SDLC
4 2 (25.00%) TDD
Programming Languages
1 4 (50.00%) Python
2 3 (37.50%) C#
2 3 (37.50%) Java
3 2 (25.00%) Lua
3 2 (25.00%) Perl
3 2 (25.00%) PHP
3 2 (25.00%) Shell Script
3 2 (25.00%) SQL
Qualifications
1 4 (50.00%) SC Cleared
1 4 (50.00%) Security Cleared
2 1 (12.50%) Computer Science Degree
2 1 (12.50%) Degree
Quality Assurance & Compliance
1 1 (12.50%) QA
System Software
1 2 (25.00%) Docker
Systems Management
1 3 (37.50%) Kibana
2 2 (25.00%) Kubernetes
Vendors
1 2 (25.00%) Dynatrace
1 2 (25.00%) Microsoft
1 2 (25.00%) Salesforce
1 2 (25.00%) SAP
1 2 (25.00%) Splunk
2 1 (12.50%) Oracle