JavaScript Contracts in Central London

JavaScript (including ECMAScript)
London > Central London

The table below provides summary statistics for contract job vacancies advertised in Central 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 12 June 2024, comparing them to the same period in the previous two years.

6 months to
12 Jun 2024
Same period 2023 Same period 2022
Rank 39 22 20
Rank change year-on-year -17 -2 -5
Contract jobs citing JavaScript 114 288 359
As % of all contract jobs advertised in Central London 4.71% 7.85% 8.08%
As % of the Programming Languages category 12.98% 19.10% 19.08%
Number of daily rates quoted 83 163 300
10th Percentile £425 £407 £400
25th Percentile £463 £463 £463
Median daily rate (50th Percentile) £550 £550 £550
Median % change year-on-year - - +10.00%
75th Percentile £638 £669 £675
90th Percentile £748 £775 £738
London median daily rate £600 £575 £600
% change year-on-year +4.35% -4.17% +14.29%
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 £70.00 £43.50
% change year-on-year -34.64% +60.92% -13.00%

All Programming Languages
Central 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 Central London.

Contract vacancies with a requirement for coding skills 878 1,508 1,882
As % of all contract IT jobs advertised in Central London 36.30% 41.10% 42.34%
Number of daily rates quoted 630 991 1,461
10th Percentile £411 £425 £413
25th Percentile £463 £512 £500
Median daily rate (50th Percentile) £564 £625 £600
Median % change year-on-year -9.80% +4.17% +5.26%
75th Percentile £688 £738 £713
90th Percentile £800 £826 £813
London median daily rate £575 £600 £600
% change year-on-year -4.17% - +9.09%
Number of hourly rates quoted 1 5 13
10th Percentile - £21.35 £35.25
25th Percentile £46.75 £35.00 £44.25
Median hourly rate £48.50 £52.50 £52.50
Median % change year-on-year -7.62% - +98.11%
75th Percentile £50.25 £83.75 £61.75
90th Percentile - £84.50 £70.55
London median hourly rate £50.50 £61.50 £48.00
% change year-on-year -17.89% +28.13% +6.67%

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 12 June 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 12 June 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 -19 101 £550 - 77
City of Westminster +2 4 £500 -37.98% 5
West End of London - 1 £500 - 6
Camden - 1 £500 - 4
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 4 (3.51%) BizTalk Server
1 4 (3.51%) SharePoint
2 3 (2.63%) Apache
2 3 (2.63%) Confluence
3 2 (1.75%) Apache Spark
3 2 (1.75%) CMS
4 1 (0.88%) Gunicorn
4 1 (0.88%) IIS
4 1 (0.88%) NServiceBus
4 1 (0.88%) Tomcat
4 1 (0.88%) WebSphere
Applications
1 1 (0.88%) Microsoft Excel
1 1 (0.88%) Microsoft Office
Business Applications
1 1 (0.88%) Adobe Campaign
1 1 (0.88%) Dynamics CRM
1 1 (0.88%) Endur
1 1 (0.88%) Salesforce CRM
1 1 (0.88%) SAP Hybris
1 1 (0.88%) Unica
Cloud Services
1 30 (26.32%) Azure
2 27 (23.68%) AWS
3 10 (8.77%) Serverless
4 8 (7.02%) Azure DevOps
5 7 (6.14%) Azure Cosmos DB
5 7 (6.14%) Azure Service Bus
5 7 (6.14%) GCP
6 6 (5.26%) AWS Lambda
7 5 (4.39%) Azure Functions
8 4 (3.51%) Azure Logic Apps
8 4 (3.51%) Azure Monitor
8 4 (3.51%) Azure Storage
8 4 (3.51%) Entra ID
8 4 (3.51%) GitHub
8 4 (3.51%) Power Platform
9 3 (2.63%) Amazon EC2
9 3 (2.63%) Amazon EventBridge
9 3 (2.63%) Amazon S3
9 3 (2.63%) Amazon SQS
9 3 (2.63%) Microsoft 365
Communications & Networking
1 2 (1.75%) DNS
2 1 (0.88%) DHCP
2 1 (0.88%) HTTP
2 1 (0.88%) TCP/IP
2 1 (0.88%) VLAN
Database & Business Intelligence
1 14 (12.28%) NoSQL
2 13 (11.40%) SQL Server
3 9 (7.89%) MongoDB
4 7 (6.14%) PostgreSQL
5 5 (4.39%) Redis
5 5 (4.39%) Relational Database
6 4 (3.51%) Azure SQL Database
6 4 (3.51%) RDBMS
7 3 (2.63%) MySQL
8 2 (1.75%) Elasticsearch
8 2 (1.75%) Hadoop
9 1 (0.88%) Apache Cassandra
9 1 (0.88%) Big Data
9 1 (0.88%) CouchDB
9 1 (0.88%) Data Lake
9 1 (0.88%) HDInsight
9 1 (0.88%) KNIME
9 1 (0.88%) Lumira
9 1 (0.88%) Power BI
9 1 (0.88%) Triplestore
Development Applications
1 10 (8.77%) Git
2 6 (5.26%) Selenium
3 5 (4.39%) Cypress.io
3 5 (4.39%) Visual Studio
4 4 (3.51%) Jenkins
4 4 (3.51%) JIRA
5 2 (1.75%) Cucumber
5 2 (1.75%) GitLab
5 2 (1.75%) Oracle APEX
5 2 (1.75%) Postman
5 2 (1.75%) SonarQube
5 2 (1.75%) SpecFlow
5 2 (1.75%) TeamCity
6 1 (0.88%) Ant
6 1 (0.88%) Bitbucket
6 1 (0.88%) Jasmine
6 1 (0.88%) JMeter
6 1 (0.88%) Mercurial
6 1 (0.88%) Moq
6 1 (0.88%) MSTest
General
1 29 (25.44%) Finance
2 18 (15.79%) Social Skills
3 13 (11.40%) Banking
4 9 (7.89%) Analytical Skills
4 9 (7.89%) Public Sector
5 3 (2.63%) Investment Banking
5 3 (2.63%) Legal
5 3 (2.63%) Marketing
5 3 (2.63%) Retail
6 2 (1.75%) Front Office
6 2 (1.75%) Publishing
6 2 (1.75%) Telecoms
7 1 (0.88%) Financial Institution
7 1 (0.88%) Health Technology
7 1 (0.88%) Organisational Skills
7 1 (0.88%) Pharmaceutical
7 1 (0.88%) Presentation Skills
7 1 (0.88%) Wholesale Banking
Job Titles
1 72 (63.16%) Developer
2 20 (17.54%) Full Stack Developer
3 16 (14.04%) Senior
4 13 (11.40%) Senior Developer
5 11 (9.65%) JavaScript Developer
6 10 (8.77%) Front-End Developer (Client-Side Developer)
7 9 (7.89%) Architect
8 7 (6.14%) React Developer
9 6 (5.26%) Angular Developer
9 6 (5.26%) C# Developer
9 6 (5.26%) Full Stack Engineer
10 5 (4.39%) .NET Developer
10 5 (4.39%) Full Stack JavaScript Developer
11 4 (3.51%) Backend Developer
11 4 (3.51%) Senior Backend Developer
11 4 (3.51%) ServiceNow Developer
11 4 (3.51%) Software Engineer
11 4 (3.51%) UI Developer
12 3 (2.63%) AWS Architect
12 3 (2.63%) Node.js Developer
Libraries, Frameworks & Software Standards
1 44 (38.60%) HTML
2 43 (37.72%) CSS
3 30 (26.32%) React
4 26 (22.81%) .NET
5 23 (20.18%) AngularJS
6 19 (16.67%) Node.js
7 14 (12.28%) jQuery
7 14 (12.28%) REST
8 13 (11.40%) .NET Core
8 13 (11.40%) ASP.NET
9 9 (7.89%) Kafka
9 9 (7.89%) Web Services
9 9 (7.89%) XML
10 8 (7.02%) HTML5
10 8 (7.02%) JSON
11 7 (6.14%) ASP.NET Core
11 7 (6.14%) CSS3
12 6 (5.26%) GraphQL
13 5 (4.39%) RESTful
13 5 (4.39%) Spring Boot
Miscellaneous
1 6 (5.26%) Cloud Native
1 6 (5.26%) Product Ownership
2 5 (4.39%) Hedge funds
3 4 (3.51%) Greenfield Project
3 4 (3.51%) Legacy Systems
3 4 (3.51%) Mobile App
4 3 (2.63%) Blockchain
4 3 (2.63%) Linux Command Line
4 3 (2.63%) SWIFT Messaging Network
4 3 (2.63%) Web3
5 2 (1.75%) Algorithms
5 2 (1.75%) Fixed Income
5 2 (1.75%) NFT
5 2 (1.75%) Video on Demand
5 2 (1.75%) Web 2.0
6 1 (0.88%) CBDC
6 1 (0.88%) Distributed Systems
6 1 (0.88%) Foreign Exchange (FX)
6 1 (0.88%) Genomics
6 1 (0.88%) PKI
Operating Systems
1 5 (4.39%) Linux
1 5 (4.39%) Windows
2 2 (1.75%) Apple iOS
3 1 (0.88%) Android
3 1 (0.88%) Unix
Processes & Methodologies
1 42 (36.84%) Agile
2 28 (24.56%) CI/CD
3 27 (23.68%) Full Stack Development
4 23 (20.18%) Front End Development
5 18 (15.79%) DevOps
6 15 (13.16%) Problem-Solving
7 14 (12.28%) Software Engineering
7 14 (12.28%) Web Development
8 13 (11.40%) Test Automation
9 11 (9.65%) Scrum
10 10 (8.77%) Microservices
10 10 (8.77%) User Experience
11 9 (7.89%) TDD
12 8 (7.02%) Mentoring
12 8 (7.02%) MVC
13 7 (6.14%) Clean Code
13 7 (6.14%) Computer Science
13 7 (6.14%) OO
13 7 (6.14%) SDLC
14 6 (5.26%) Design Patterns
Programming Languages
1 32 (28.07%) TypeScript
2 30 (26.32%) SQL
3 25 (21.93%) Python
4 23 (20.18%) C#
5 16 (14.04%) Java
6 11 (9.65%) PowerShell
7 6 (5.26%) Bicep
7 6 (5.26%) PL/SQL
8 5 (4.39%) T-SQL
9 4 (3.51%) C++
9 4 (3.51%) Go
9 4 (3.51%) Kotlin
10 3 (2.63%) Apex Code
11 2 (1.75%) R
12 1 (0.88%) Rust
12 1 (0.88%) SOQL
12 1 (0.88%) VB
12 1 (0.88%) VB.NET
12 1 (0.88%) VBA
12 1 (0.88%) VBScript
Qualifications
1 18 (15.79%) Security Cleared
2 16 (14.04%) SC Cleared
3 12 (10.53%) Degree
4 5 (4.39%) Computer Science Degree
5 3 (2.63%) AWS Certification
5 3 (2.63%) ITIL Certification
6 1 (0.88%) BPSS Clearance
6 1 (0.88%) CISA
6 1 (0.88%) CRISC
6 1 (0.88%) ISEB
6 1 (0.88%) ISTQB
6 1 (0.88%) Master's Degree
6 1 (0.88%) SANS
Quality Assurance & Compliance
1 7 (6.14%) QA
2 4 (3.51%) Accessibility
2 4 (3.51%) ISO 20022
2 4 (3.51%) WCAG
3 1 (0.88%) NIST
3 1 (0.88%) PCI DSS
System Software
1 7 (6.14%) Docker
2 5 (4.39%) Active Directory
Systems Management
1 14 (12.28%) Kubernetes
2 3 (2.63%) CSIRT
2 3 (2.63%) PingFederate
2 3 (2.63%) Single Sign-On
3 2 (1.75%) Terraform
4 1 (0.88%) Ansible
4 1 (0.88%) Grafana
4 1 (0.88%) Kibana
4 1 (0.88%) logstash
4 1 (0.88%) Progress Chef
4 1 (0.88%) Prometheus
4 1 (0.88%) Puppet
Vendors
1 15 (13.16%) Microsoft
2 8 (7.02%) Oracle
3 7 (6.14%) Google
4 4 (3.51%) ServiceNow
5 3 (2.63%) Adobe
5 3 (2.63%) MuleSoft
5 3 (2.63%) Palo Alto
5 3 (2.63%) Proofpoint
5 3 (2.63%) Salesforce
5 3 (2.63%) Symantec
6 2 (1.75%) SAP
6 2 (1.75%) Tealium
7 1 (0.88%) Alteryx
7 1 (0.88%) Databricks
7 1 (0.88%) Dell
7 1 (0.88%) Ensighten
7 1 (0.88%) IBM
7 1 (0.88%) Omniture
7 1 (0.88%) Optimizely
7 1 (0.88%) Splunk