JavaScript Contracts in Central London

JavaScript (including ECMAScript)
London > Central London

The following table provides summary statistics for contract job vacancies advertised in Central London with a requirement for JavaScript skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited JavaScript over the 6 months to 4 May 2024 with a comparison to the same period in the previous 2 years.

6 months to
4 May 2024
Same period 2023 Same period 2022
Rank 43 24 17
Rank change year-on-year -19 -7 -3
Contract jobs citing JavaScript 110 285 368
As % of all contract jobs advertised in Central London 4.55% 7.41% 8.07%
As % of the Programming Languages category 13.19% 17.59% 18.50%
Number of daily rates quoted 78 164 307
10th Percentile £425 £391 £395
25th Percentile £456 £461 £462
Median daily rate (50th Percentile) £550 £533 £550
Median % change year-on-year +3.29% -3.18% +10.00%
75th Percentile £638 £675 £661
90th Percentile £755 £784 £718
London median daily rate £600 £575 £575
% change year-on-year +4.35% - +9.52%
Number of hourly rates quoted 0 0 1
10th Percentile - - -
25th Percentile - - £46.25
Median hourly rate - - £47.50
75th Percentile - - £48.75
90th Percentile - - -
London median hourly rate £45.75 £56.25 £52.50
% change year-on-year -18.67% +7.14% -4.55%

All Programming Languages
Central London

JavaScript is in the Programming Languages category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Central London with a requirement for coding skills.

Contract vacancies with a requirement for coding skills 834 1,620 1,989
As % of all contract IT jobs advertised in Central London 34.53% 42.13% 43.61%
Number of daily rates quoted 610 1,073 1,559
10th Percentile £411 £420 £413
25th Percentile £463 £506 £500
Median daily rate (50th Percentile) £563 £617 £600
Median % change year-on-year -8.86% +2.86% +9.09%
75th Percentile £688 £738 £700
90th Percentile £800 £825 £800
London median daily rate £575 £600 £600
% change year-on-year -4.17% - +14.29%
Number of hourly rates quoted 1 8 11
10th Percentile - £35.00 £44.25
25th Percentile £46.75 £47.19 £46.75
Median hourly rate £48.50 £57.50 £60.50
Median % change year-on-year -15.65% -4.96% +137.49%
75th Percentile £50.25 £65.00 £74.38
90th Percentile - £84.13 £77.50
London median hourly rate £50.50 £57.50 £50.00
% change year-on-year -12.17% +15.00% +11.11%

JavaScript
Job Vacancy Trend in Central London

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

Job vacancy trend for JavaScript in Central London

JavaScript
Contractor Daily Rate Trend in Central London

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

Daily rate trend for JavaScript in Central London

JavaScript
Daily Rate Histogram in Central London

Daily rate distribution for jobs citing JavaScript in Central London over the 6 months to 4 May 2024.

Daily rate histogram for JavaScript in Central London

JavaScript
Contractor Hourly Rate Trend in Central London

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

Hourly rate trend for JavaScript in Central London

JavaScript
Contract Job Locations in Central 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 Central London region over the 6 months to 4 May 2024. 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
City of London -20 96 £565 +5.61% 63
City of Westminster +3 4 £500 -40.30% 3
West End of London +7 1 £500 +17.65% 4
Camden - 1 £500 - 3
JavaScript
London

JavaScript
Co-occurring Skills and Capabilities in Central 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:

Application Platforms
1 7 (6.36%) BizTalk Server
2 3 (2.73%) CMS
2 3 (2.73%) SharePoint
3 2 (1.82%) Confluence
4 1 (0.91%) Adobe Experience Manager
4 1 (0.91%) Apache
4 1 (0.91%) Gunicorn
4 1 (0.91%) IIS
4 1 (0.91%) nginx
4 1 (0.91%) NServiceBus
4 1 (0.91%) Tomcat
4 1 (0.91%) Tornado
4 1 (0.91%) WebSphere
Business Applications
1 3 (2.73%) Adobe Campaign
2 2 (1.82%) Salesforce CRM
2 2 (1.82%) Unica
3 1 (0.91%) Endur
3 1 (0.91%) SAP Hybris
Cloud Services
1 28 (25.45%) Azure
2 26 (23.64%) AWS
3 11 (10.00%) Serverless
4 9 (8.18%) AWS Lambda
5 8 (7.27%) Azure Cosmos DB
6 7 (6.36%) Azure Functions
7 6 (5.45%) Azure DevOps
7 6 (5.45%) Azure Logic Apps
7 6 (5.45%) Azure Storage
7 6 (5.45%) GCP
8 5 (4.55%) Amazon S3
8 5 (4.55%) Azure Service Bus
8 5 (4.55%) GitHub
9 4 (3.64%) Amazon EC2
9 4 (3.64%) Amazon SQS
10 3 (2.73%) Adobe Analytics
10 3 (2.73%) Amazon EventBridge
10 3 (2.73%) Azure Monitor
10 3 (2.73%) Microsoft 365
10 3 (2.73%) Microsoft Purview
Communications & Networking
1 1 (0.91%) DHCP
1 1 (0.91%) DNS
1 1 (0.91%) Firewall
1 1 (0.91%) Intranet
1 1 (0.91%) TCP/IP
1 1 (0.91%) VLAN
Database & Business Intelligence
1 12 (10.91%) SQL Server
2 11 (10.00%) MongoDB
3 10 (9.09%) NoSQL
4 6 (5.45%) Azure SQL Database
4 6 (5.45%) PostgreSQL
5 4 (3.64%) Redis
5 4 (3.64%) Relational Database
6 3 (2.73%) RDBMS
7 2 (1.82%) MySQL
8 1 (0.91%) Apache Cassandra
8 1 (0.91%) CouchDB
8 1 (0.91%) Elasticsearch
8 1 (0.91%) SQL Server Integration Services
8 1 (0.91%) SQL Server Reporting Services
Development Applications
1 9 (8.18%) Git
2 7 (6.36%) Selenium
3 6 (5.45%) Jenkins
4 4 (3.64%) Cypress.io
4 4 (3.64%) Visual Studio
5 3 (2.73%) Cucumber
5 3 (2.73%) JIRA
5 3 (2.73%) Postman
6 2 (1.82%) Appium
6 2 (1.82%) SonarQube
6 2 (1.82%) SpecFlow
6 2 (1.82%) TeamCity
6 2 (1.82%) Visual Studio Code
7 1 (0.91%) Mercurial
7 1 (0.91%) Mocha
7 1 (0.91%) Moq
7 1 (0.91%) MSTest
7 1 (0.91%) SoapUI
7 1 (0.91%) TestNG
7 1 (0.91%) WebDriver
General
1 29 (26.36%) Finance
2 15 (13.64%) Social Skills
3 13 (11.82%) Banking
4 9 (8.18%) Analytical Skills
5 8 (7.27%) Public Sector
6 4 (3.64%) Marketing
7 3 (2.73%) Front Office
7 3 (2.73%) Legal
7 3 (2.73%) Retail
8 2 (1.82%) Investment Banking
8 2 (1.82%) Organisational Skills
8 2 (1.82%) Publishing
9 1 (0.91%) Pharmaceutical
9 1 (0.91%) Telecoms
9 1 (0.91%) Wholesale Banking
Job Titles
1 69 (62.73%) Developer
2 22 (20.00%) Full Stack Developer
3 14 (12.73%) Senior
4 12 (10.91%) Front-End Developer (Client-Side Developer)
5 11 (10.00%) Architect
6 10 (9.09%) Senior Developer
7 8 (7.27%) Angular Developer
7 8 (7.27%) C# Developer
7 8 (7.27%) JavaScript Developer
8 5 (4.55%) .NET Developer
8 5 (4.55%) Full Stack Engineer
8 5 (4.55%) React Developer
8 5 (4.55%) Software Engineer
9 4 (3.64%) Backend Developer
9 4 (3.64%) Consultant
9 4 (3.64%) Senior Backend Developer
9 4 (3.64%) SOC Architect
9 4 (3.64%) SOC Engineer
9 4 (3.64%) UI Developer
10 3 (2.73%) C# .NET Developer
Libraries, Frameworks & Software Standards
1 41 (37.27%) HTML
2 40 (36.36%) CSS
3 31 (28.18%) React
4 28 (25.45%) .NET
5 27 (24.55%) AngularJS
6 18 (16.36%) REST
7 16 (14.55%) Node.js
8 15 (13.64%) .NET Core
9 13 (11.82%) jQuery
10 12 (10.91%) ASP.NET
11 10 (9.09%) XML
12 9 (8.18%) HTML5
13 8 (7.27%) JSON
13 8 (7.27%) Kafka
13 8 (7.27%) Web Services
14 7 (6.36%) ASP.NET Core
14 7 (6.36%) CSS3
15 6 (5.45%) Blazor
15 6 (5.45%) WebSockets
16 5 (4.55%) Sass
Miscellaneous
1 7 (6.36%) Cloud Native
1 7 (6.36%) Hedge funds
1 7 (6.36%) Legacy Systems
2 5 (4.55%) Product Ownership
3 4 (3.64%) Greenfield Project
3 4 (3.64%) Mobile App
4 3 (2.73%) Linux Command Line
4 3 (2.73%) SWIFT Messaging Network
5 2 (1.82%) Algorithms
5 2 (1.82%) Fixed Income
5 2 (1.82%) Marketing Technology
5 2 (1.82%) Video on Demand
5 2 (1.82%) Web 2.0
6 1 (0.91%) Blockchain
6 1 (0.91%) CBDC
6 1 (0.91%) Digital Currency
6 1 (0.91%) Distributed Systems
6 1 (0.91%) Foreign Exchange (FX)
6 1 (0.91%) Genomics
6 1 (0.91%) Web3
Operating Systems
1 7 (6.36%) Windows
2 5 (4.55%) Linux
3 2 (1.82%) Apple iOS
4 1 (0.91%) Android
4 1 (0.91%) Unix
Processes & Methodologies
1 37 (33.64%) Agile
2 28 (25.45%) Full Stack Development
3 27 (24.55%) CI/CD
3 27 (24.55%) Front End Development
4 21 (19.09%) Software Engineering
5 16 (14.55%) Microservices
5 16 (14.55%) Problem-Solving
5 16 (14.55%) Test Automation
6 14 (12.73%) DevOps
6 14 (12.73%) Web Development
7 12 (10.91%) User Experience
8 11 (10.00%) Scrum
9 9 (8.18%) SDLC
10 8 (7.27%) Continuous Improvement
11 7 (6.36%) Data Development
11 7 (6.36%) Mentoring
11 7 (6.36%) MVC
11 7 (6.36%) TDD
12 6 (5.45%) Clean Code
12 6 (5.45%) OOP
Programming Languages
1 28 (25.45%) Python
2 27 (24.55%) TypeScript
3 25 (22.73%) SQL
4 24 (21.82%) C#
5 17 (15.45%) Java
6 12 (10.91%) PowerShell
7 9 (8.18%) T-SQL
8 7 (6.36%) C++
8 7 (6.36%) Go
8 7 (6.36%) PL/SQL
9 5 (4.55%) Bicep
10 4 (3.64%) PHP
11 2 (1.82%) Apex Code
11 2 (1.82%) Kotlin
11 2 (1.82%) SOQL
12 1 (0.91%) C
12 1 (0.91%) Rust
12 1 (0.91%) VBScript
Qualifications
1 13 (11.82%) Degree
2 12 (10.91%) Security Cleared
3 10 (9.09%) SC Cleared
4 4 (3.64%) Computer Science Degree
5 3 (2.73%) AWS Certification
5 3 (2.73%) ITIL Certification
6 1 (0.91%) BPSS Clearance
6 1 (0.91%) ISEB
6 1 (0.91%) ISTQB
6 1 (0.91%) Master's Degree
6 1 (0.91%) SANS
Quality Assurance & Compliance
1 8 (7.27%) QA
2 4 (3.64%) ISO 20022
3 3 (2.73%) Accessibility
3 3 (2.73%) WCAG
4 1 (0.91%) NIST
4 1 (0.91%) PCI DSS
System Software
1 8 (7.27%) Docker
2 4 (3.64%) Active Directory
Systems Management
1 16 (14.55%) Kubernetes
2 4 (3.64%) CSIRT
3 3 (2.73%) PingFederate
3 3 (2.73%) Single Sign-On
4 1 (0.91%) Ansible
4 1 (0.91%) Grafana
4 1 (0.91%) Kibana
4 1 (0.91%) logstash
4 1 (0.91%) Progress Chef
4 1 (0.91%) Prometheus
4 1 (0.91%) Puppet
4 1 (0.91%) Terraform
Vendors
1 9 (8.18%) Oracle
2 8 (7.27%) Microsoft
3 6 (5.45%) Google
3 6 (5.45%) MuleSoft
4 5 (4.55%) Adobe
5 4 (3.64%) Palo Alto
5 4 (3.64%) ServiceNow
6 3 (2.73%) Proofpoint
6 3 (2.73%) Symantec
7 2 (1.82%) Salesforce
7 2 (1.82%) Tealium
8 1 (0.91%) Confluent
8 1 (0.91%) Databricks
8 1 (0.91%) Dell
8 1 (0.91%) Dynatrace
8 1 (0.91%) Ensighten
8 1 (0.91%) IBM
8 1 (0.91%) Omniture
8 1 (0.91%) Optimizely
8 1 (0.91%) SAP