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 31 May 2024 with a comparison to the same period in the previous 2 years.

6 months to
31 May 2024
Same period 2023 Same period 2022
Rank 45 25 18
Rank change year-on-year -20 -7 -2
Contract jobs citing JavaScript 109 283 371
As % of all contract jobs advertised in Central London 4.55% 7.67% 8.28%
As % of the Programming Languages category 12.72% 18.83% 19.42%
Number of daily rates quoted 80 160 315
10th Percentile £424 £410 £388
25th Percentile £463 £463 £450
Median daily rate (50th Percentile) £538 £550 £550
Median % change year-on-year -2.27% - +10.00%
75th Percentile £647 £675 £675
90th Percentile £768 £776 £730
London median daily rate £600 £575 £588
% change year-on-year +4.35% -2.13% +11.90%
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 £58.75 £47.50
% change year-on-year -22.13% +23.68% -13.64%

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 857 1,503 1,910
As % of all contract IT jobs advertised in Central London 35.81% 40.73% 42.61%
Number of daily rates quoted 617 988 1,496
10th Percentile £406 £425 £413
25th Percentile £463 £511 £500
Median daily rate (50th Percentile) £563 £625 £598
Median % change year-on-year -10.00% +4.56% +7.70%
75th Percentile £688 £738 £713
90th Percentile £788 £825 £800
London median daily rate £575 £600 £600
% change year-on-year -4.17% - +11.63%
Number of hourly rates quoted 1 5 11
10th Percentile - £21.35 £39.25
25th Percentile £46.75 £35.00 £45.25
Median hourly rate £48.50 £52.50 £53.50
Median % change year-on-year -7.62% -1.87% +101.89%
75th Percentile £50.25 £83.75 £66.75
90th Percentile - £84.50 £77.00
London median hourly rate £50.50 £60.00 £49.99
% change year-on-year -15.83% +20.04% +11.08%

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 31 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 31 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 -21 96 £550 - 77
City of Westminster +3 4 £500 -40.30% 2
West End of London - 1 £500 - 6
Camden - 1 £500 - 5
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 6 (5.50%) BizTalk Server
2 4 (3.67%) SharePoint
3 3 (2.75%) Confluence
4 2 (1.83%) Apache
4 2 (1.83%) CMS
5 1 (0.92%) Gunicorn
5 1 (0.92%) IIS
5 1 (0.92%) NServiceBus
5 1 (0.92%) Tomcat
5 1 (0.92%) WebSphere
Applications
1 1 (0.92%) Microsoft Excel
1 1 (0.92%) Microsoft Office
Business Applications
1 1 (0.92%) Adobe Campaign
1 1 (0.92%) Endur
1 1 (0.92%) Salesforce CRM
1 1 (0.92%) SAP Hybris
1 1 (0.92%) Unica
Cloud Services
1 30 (27.52%) Azure
2 26 (23.85%) AWS
3 11 (10.09%) Serverless
4 8 (7.34%) AWS Lambda
4 8 (7.34%) Azure Cosmos DB
5 7 (6.42%) Azure DevOps
5 7 (6.42%) Azure Functions
5 7 (6.42%) Azure Service Bus
6 6 (5.50%) Azure Logic Apps
6 6 (5.50%) Azure Storage
6 6 (5.50%) GCP
7 4 (3.67%) Azure Monitor
7 4 (3.67%) Entra ID
7 4 (3.67%) GitHub
8 3 (2.75%) Amazon EC2
8 3 (2.75%) Amazon EventBridge
8 3 (2.75%) Amazon S3
8 3 (2.75%) Amazon SQS
8 3 (2.75%) AWS Fargate
8 3 (2.75%) Power Platform
Communications & Networking
1 1 (0.92%) DHCP
1 1 (0.92%) DNS
1 1 (0.92%) HTTP
1 1 (0.92%) TCP/IP
1 1 (0.92%) VLAN
Database & Business Intelligence
1 13 (11.93%) NoSQL
2 11 (10.09%) SQL Server
3 10 (9.17%) MongoDB
4 6 (5.50%) Azure SQL Database
5 5 (4.59%) PostgreSQL
5 5 (4.59%) Relational Database
6 4 (3.67%) RDBMS
6 4 (3.67%) Redis
7 2 (1.83%) MySQL
8 1 (0.92%) Apache Cassandra
8 1 (0.92%) CouchDB
8 1 (0.92%) Elasticsearch
8 1 (0.92%) KNIME
8 1 (0.92%) MS Access
8 1 (0.92%) SQL Server Integration Services
8 1 (0.92%) SQL Server Reporting Services
8 1 (0.92%) Triplestore
Development Applications
1 9 (8.26%) Git
2 6 (5.50%) Selenium
3 4 (3.67%) Cypress.io
3 4 (3.67%) Jenkins
3 4 (3.67%) JIRA
3 4 (3.67%) Visual Studio
4 2 (1.83%) Cucumber
4 2 (1.83%) GitLab
4 2 (1.83%) Postman
4 2 (1.83%) SonarQube
4 2 (1.83%) SpecFlow
4 2 (1.83%) TeamCity
5 1 (0.92%) Ant
5 1 (0.92%) Jaeger
5 1 (0.92%) JMeter
5 1 (0.92%) Mercurial
5 1 (0.92%) Moq
5 1 (0.92%) MSTest
5 1 (0.92%) NUnit
5 1 (0.92%) Oracle APEX
General
1 29 (26.61%) Finance
2 16 (14.68%) Social Skills
3 14 (12.84%) Banking
4 9 (8.26%) Analytical Skills
4 9 (8.26%) Public Sector
5 3 (2.75%) Front Office
5 3 (2.75%) Investment Banking
5 3 (2.75%) Legal
5 3 (2.75%) Marketing
5 3 (2.75%) Retail
6 2 (1.83%) Publishing
6 2 (1.83%) Telecoms
7 1 (0.92%) Financial Institution
7 1 (0.92%) Health Technology
7 1 (0.92%) Organisational Skills
7 1 (0.92%) Pharmaceutical
7 1 (0.92%) Wholesale Banking
Job Titles
1 71 (65.14%) Developer
2 22 (20.18%) Full Stack Developer
3 13 (11.93%) Senior
4 11 (10.09%) Senior Developer
5 10 (9.17%) Front-End Developer (Client-Side Developer)
5 10 (9.17%) JavaScript Developer
6 9 (8.26%) Architect
7 8 (7.34%) Angular Developer
8 7 (6.42%) C# Developer
8 7 (6.42%) React Developer
9 6 (5.50%) Full Stack Engineer
10 5 (4.59%) .NET Developer
11 4 (3.67%) Backend Developer
11 4 (3.67%) Full Stack JavaScript Developer
11 4 (3.67%) Senior Backend Developer
11 4 (3.67%) ServiceNow Developer
11 4 (3.67%) Software Engineer
11 4 (3.67%) UI Developer
12 3 (2.75%) AWS Architect
12 3 (2.75%) SOC Engineer
Libraries, Frameworks & Software Standards
1 43 (39.45%) CSS
1 43 (39.45%) HTML
2 31 (28.44%) React
3 27 (24.77%) .NET
4 25 (22.94%) AngularJS
5 16 (14.68%) Node.js
6 15 (13.76%) .NET Core
7 14 (12.84%) REST
8 13 (11.93%) jQuery
9 12 (11.01%) ASP.NET
10 10 (9.17%) XML
11 9 (8.26%) Kafka
11 9 (8.26%) Web Services
12 8 (7.34%) HTML5
12 8 (7.34%) JSON
13 7 (6.42%) ASP.NET Core
13 7 (6.42%) CSS3
14 6 (5.50%) Blazor
14 6 (5.50%) GraphQL
15 5 (4.59%) Twitter Bootstrap
Miscellaneous
1 7 (6.42%) Cloud Native
2 6 (5.50%) Legacy Systems
3 5 (4.59%) Hedge funds
3 5 (4.59%) Product Ownership
4 4 (3.67%) Greenfield Project
4 4 (3.67%) Mobile App
5 3 (2.75%) Fixed Income
5 3 (2.75%) Linux Command Line
5 3 (2.75%) SWIFT Messaging Network
6 2 (1.83%) Algorithms
6 2 (1.83%) Blockchain
6 2 (1.83%) Video on Demand
6 2 (1.83%) Web 2.0
6 2 (1.83%) Web3
7 1 (0.92%) CBDC
7 1 (0.92%) Digital Currency
7 1 (0.92%) Distributed Systems
7 1 (0.92%) Genomics
7 1 (0.92%) Marketing Technology
7 1 (0.92%) NFT
Operating Systems
1 7 (6.42%) Windows
2 4 (3.67%) Linux
3 2 (1.83%) Apple iOS
4 1 (0.92%) Android
Processes & Methodologies
1 40 (36.70%) Agile
2 29 (26.61%) Full Stack Development
3 26 (23.85%) CI/CD
4 25 (22.94%) Front End Development
5 17 (15.60%) Software Engineering
6 16 (14.68%) DevOps
7 14 (12.84%) Problem-Solving
7 14 (12.84%) Web Development
8 13 (11.93%) Test Automation
9 12 (11.01%) Microservices
10 10 (9.17%) Scrum
10 10 (9.17%) User Experience
11 9 (8.26%) SDLC
12 8 (7.34%) Mentoring
12 8 (7.34%) TDD
13 7 (6.42%) Clean Code
13 7 (6.42%) MVC
13 7 (6.42%) OO
14 6 (5.50%) Data Development
14 6 (5.50%) Design Patterns
Programming Languages
1 31 (28.44%) TypeScript
2 27 (24.77%) SQL
3 23 (21.10%) C#
3 23 (21.10%) Python
4 15 (13.76%) Java
5 11 (10.09%) PowerShell
6 7 (6.42%) PL/SQL
7 6 (5.50%) Bicep
7 6 (5.50%) C++
7 6 (5.50%) Go
7 6 (5.50%) T-SQL
8 3 (2.75%) Apex Code
8 3 (2.75%) Kotlin
9 1 (0.92%) C
9 1 (0.92%) PHP
9 1 (0.92%) R
9 1 (0.92%) SPARQL
9 1 (0.92%) VB
9 1 (0.92%) VBA
9 1 (0.92%) VBScript
Qualifications
1 15 (13.76%) Security Cleared
2 13 (11.93%) SC Cleared
3 12 (11.01%) Degree
4 5 (4.59%) Computer Science Degree
5 3 (2.75%) AWS Certification
5 3 (2.75%) ITIL Certification
6 1 (0.92%) BPSS Clearance
6 1 (0.92%) CISA
6 1 (0.92%) CRISC
6 1 (0.92%) ISEB
6 1 (0.92%) ISTQB
6 1 (0.92%) Master's Degree
6 1 (0.92%) SANS
Quality Assurance & Compliance
1 7 (6.42%) QA
2 4 (3.67%) Accessibility
2 4 (3.67%) ISO 20022
2 4 (3.67%) WCAG
3 1 (0.92%) NIST
3 1 (0.92%) PCI DSS
System Software
1 7 (6.42%) Docker
2 5 (4.59%) Active Directory
Systems Management
1 15 (13.76%) Kubernetes
2 3 (2.75%) CSIRT
2 3 (2.75%) PingFederate
2 3 (2.75%) Single Sign-On
3 1 (0.92%) Ansible
3 1 (0.92%) Grafana
3 1 (0.92%) Kibana
3 1 (0.92%) logstash
3 1 (0.92%) Progress Chef
3 1 (0.92%) Prometheus
3 1 (0.92%) Puppet
3 1 (0.92%) Terraform
Vendors
1 13 (11.93%) Microsoft
2 9 (8.26%) Oracle
3 6 (5.50%) Google
4 5 (4.59%) MuleSoft
5 4 (3.67%) ServiceNow
6 3 (2.75%) Adobe
6 3 (2.75%) Palo Alto
6 3 (2.75%) Proofpoint
6 3 (2.75%) Salesforce
6 3 (2.75%) Symantec
7 2 (1.83%) Tealium
8 1 (0.92%) Dell
8 1 (0.92%) Dynatrace
8 1 (0.92%) Ensighten
8 1 (0.92%) IBM
8 1 (0.92%) Omniture
8 1 (0.92%) Optimizely
8 1 (0.92%) SAP
8 1 (0.92%) Splunk