Period
to 22 April 2019

The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for JavaScript skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited JavaScript over the 6 months to 22 April 2019 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
Central London > City of London
6 months to
22 Apr 2019
Same period 2018 Same period 2017
Rank 6 7 8
Rank change year-on-year +1 +1 +2
Permanent jobs citing JavaScript 1,715 1,781 1,639
As % of all permanent IT jobs advertised in the City of London 16.80% 16.47% 15.81%
As % of the Programming Languages category 27.21% 27.54% 27.81%
Number of salaries quoted 1,484 1,588 1,514
City of London median annual salary £65,000 £60,000 £57,500
Median salary % change year-on-year +8.33% +4.35% +4.55%
10th Percentile £40,000 £38,750 £37,500
90th Percentile £95,000 £90,000 £90,000
Central London median annual salary £65,000 £60,000 £55,000
% change year-on-year +8.33% +9.09% -

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

All Programming Languages
City of London
Permanent vacancies with a requirement for coding skills 6,302 6,467 5,894
As % of all permanent IT jobs advertised in the City of London 61.74% 59.80% 56.86%
Number of salaries quoted 5,657 5,779 5,376
City of London median annual salary £67,500 £62,500 £60,000
Median salary % change year-on-year +8.00% +4.17% +4.35%
10th Percentile £40,250 £40,000 £36,750
90th Percentile £96,250 £95,000 £95,000
Central London median annual salary £65,000 £60,000 £60,000
% change year-on-year +8.33% - +9.09%

JavaScript
Job Vacancy Trend in the City of London

Job postings citing JavaScript as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for JavaScript in the City of London

JavaScript
Salary Trend in the City of London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing JavaScript in the City of London.

Salary trend for JavaScript in the City of London

JavaScript
Salary Histogram in the City of London

The salary distribution of IT jobs citing JavaScript in the City of London over the 6 months to 22 April 2019.

Salary histogram for JavaScript in the City of London

JavaScript
Job Locations in the City of London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing JavaScript within the City of London region over the 6 months to 22 April 2019. 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
London Bridge +1 10 £55,000 +29.41%
JavaScript
Central London

For the 6 months to 22 April 2019, IT jobs citing JavaScript also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the City of London region with a requirement for JavaScript.

1 849 (49.50%) HTML
2 809 (47.17%) CSS
3 725 (42.27%) Agile Software Development
4 663 (38.66%) C#
5 584 (34.05%) AngularJS
6 570 (33.24%) .NET
7 497 (28.98%) React
8 487 (28.40%) SQL
9 454 (26.47%) Java
10 398 (23.21%) Finance
11 373 (21.75%) MVC
12 340 (19.83%) Python
13 327 (19.07%) SQL Server
14 306 (17.84%) ASP.NET
15 297 (17.32%) jQuery
16 295 (17.20%) Front End Development
17 276 (16.09%) Microsoft Azure
18 267 (15.57%) TDD
19 265 (15.45%) DevOps
20 258 (15.04%) Amazon AWS
21 248 (14.46%) ASP.NET Web API
22 246 (14.34%) Git (software)
23 238 (13.88%) Software Engineering
24 229 (13.35%) Node.js
25 225 (13.12%) Web Development
26 223 (13.00%) Microservices
27 221 (12.89%) Microsoft
28 216 (12.59%) Scrum
29 210 (12.24%) Degree
30 195 (11.37%) Test Automation

JavaScript
Co-occurring IT Skills in the City of London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 82 (4.78%) SharePoint
2 48 (2.80%) CMS
2 48 (2.80%) Confluence
3 43 (2.51%) Elasticsearch
4 41 (2.39%) WordPress
5 35 (2.04%) Umbraco
6 30 (1.75%) IIS
7 20 (1.17%) JBoss
8 10 (0.58%) Apache Spark
8 10 (0.58%) Hyperledger
9 9 (0.52%) Drupal
9 9 (0.52%) WebSphere
10 8 (0.47%) Adobe Experience Manager
10 8 (0.47%) Apache
11 7 (0.41%) Appian
11 7 (0.41%) EPiServer
12 6 (0.35%) Apache Solr
13 5 (0.29%) LiveCycle
13 5 (0.29%) Sitecore CMS
13 5 (0.29%) WebLogic
Applications
1 16 (0.93%) Photoshop
2 15 (0.87%) InVision
2 15 (0.87%) Microsoft Office
3 13 (0.76%) Microsoft Excel
4 9 (0.52%) AutoCAD
5 7 (0.41%) Adobe Creative Suite
6 5 (0.29%) Adobe Illustrator
6 5 (0.29%) Microsoft PowerPoint
7 2 (0.12%) Chatbot
8 1 (0.058%) InDesign
8 1 (0.058%) LaTeX
8 1 (0.058%) MS Visio
8 1 (0.058%) OmniGraffle
8 1 (0.058%) XMetaL
Business Applications
1 56 (3.27%) Dynamics CRM
2 15 (0.87%) Magento
3 6 (0.35%) Distributed Ledger
4 5 (0.29%) Salesforce.com CRM
5 4 (0.23%) Payment Gateway
6 3 (0.17%) R3 Corda
7 2 (0.12%) NetSuite
7 2 (0.12%) ReMetrica
7 2 (0.12%) Shopify
7 2 (0.12%) Towers Watson Igloo
8 1 (0.058%) Academy Housing
8 1 (0.058%) Dynamics AX
8 1 (0.058%) Dynamics GP
8 1 (0.058%) Dynamics NAV
8 1 (0.058%) Lawson
8 1 (0.058%) Oracle Financials
8 1 (0.058%) Oracle Receivables
8 1 (0.058%) Sage X3
8 1 (0.058%) SAP Business One
8 1 (0.058%) Unit4 Business World
Cloud Services
1 276 (16.09%) Microsoft Azure
2 258 (15.04%) Amazon AWS
3 46 (2.68%) GitHub
4 45 (2.62%) Google Cloud Platform
5 38 (2.22%) SaaS
6 25 (1.46%) Serverless
7 22 (1.28%) npm
8 13 (0.76%) Adobe Creative Cloud
8 13 (0.76%) Amazon S3
8 13 (0.76%) PaaS
9 12 (0.70%) AWS Lambda
9 12 (0.70%) Heroku
9 12 (0.70%) Office 365
10 11 (0.64%) AWS CloudFormation
11 9 (0.52%) Amazon EC2
11 9 (0.52%) NuGet
12 8 (0.47%) Amazon CloudWatch
12 8 (0.47%) BlazeMeter
12 8 (0.47%) Dynamics 365
12 8 (0.47%) Slack
Communications & Networking
1 19 (1.11%) HTTP
2 9 (0.52%) Internet
3 8 (0.47%) Intranet
3 8 (0.47%) TCP/IP
4 3 (0.17%) Network Security
5 2 (0.12%) AMQP
5 2 (0.12%) HTTPS
5 2 (0.12%) SMS
5 2 (0.12%) SSH
6 1 (0.058%) Broadband
6 1 (0.058%) DNS
6 1 (0.058%) DSL
6 1 (0.058%) Firewall
6 1 (0.058%) Intrusion Detection
6 1 (0.058%) Skype
6 1 (0.058%) SSL
6 1 (0.058%) VPN
Database & Business Intelligence
1 327 (19.07%) SQL Server
2 172 (10.03%) MySQL
3 101 (5.89%) NoSQL
4 80 (4.66%) PostgreSQL
5 71 (4.14%) Redis
6 65 (3.79%) MongoDB
7 62 (3.62%) Big Data
8 55 (3.21%) Relational Database
9 50 (2.92%) SQL Server Reporting Services
10 33 (1.92%) SQL Server Integration Services
11 27 (1.57%) Apache Cassandra
12 24 (1.40%) Blockchain
12 24 (1.40%) Data Warehouse
13 21 (1.22%) SAP Data Services
14 18 (1.05%) Amazon DynamoDB
15 16 (0.93%) Data Lake
15 16 (0.93%) Hadoop
15 16 (0.93%) Power BI
15 16 (0.93%) SQL Server 2012
16 15 (0.87%) RDBMS
Development Applications
1 246 (14.34%) Git (software)
2 113 (6.59%) Jenkins
3 89 (5.19%) Selenium
4 87 (5.07%) JIRA
5 77 (4.49%) Team Foundation Server
6 75 (4.37%) webpack
7 65 (3.79%) Visual Studio Team System
8 60 (3.50%) Maven
9 48 (2.80%) Cucumber
10 47 (2.74%) Visual Studio
11 45 (2.62%) TeamCity
12 41 (2.39%) Gradle
13 40 (2.33%) Atlassian Bamboo
14 35 (2.04%) gulp
14 35 (2.04%) WebDriver
15 32 (1.87%) Jasmine
16 29 (1.69%) NUnit
17 28 (1.63%) SpecFlow
18 26 (1.52%) Grunt
18 26 (1.52%) SoapUI
General
1 398 (23.21%) Finance
2 121 (7.06%) Banking
3 68 (3.97%) Games
4 52 (3.03%) Marketing
5 51 (2.97%) Front Office
6 49 (2.86%) Advertising
7 48 (2.80%) Retail
8 21 (1.22%) Back Office
8 21 (1.22%) Investment Banking
9 20 (1.17%) Telecoms
10 19 (1.11%) Publishing
11 17 (0.99%) Law
12 15 (0.87%) Financial Institution
13 11 (0.64%) Automotive
14 6 (0.35%) Manufacturing
14 6 (0.35%) Online Betting
15 3 (0.17%) Digital Economy
16 2 (0.12%) International Banking
16 2 (0.12%) Prime Brokerage
16 2 (0.12%) Retail Banking
Job Titles
1 1,241 (72.36%) Developer
2 277 (16.15%) .NET Developer
3 268 (15.63%) Senior Developer
4 252 (14.69%) C# Developer
5 212 (12.36%) Front End Developer (Client-Side Developer)
6 150 (8.75%) C# .NET Developer
7 145 (8.45%) Java Developer
8 141 (8.22%) Full Stack Developer
9 129 (7.52%) JavaScript Developer
10 92 (5.36%) React Developer
11 84 (4.90%) Lead Developer
12 78 (4.55%) Software Engineer
13 76 (4.43%) Python Developer
13 76 (4.43%) Web Developer
14 75 (4.37%) Architect
15 65 (3.79%) Angular Developer
16 63 (3.67%) Software Developer
17 59 (3.44%) PHP Developer
18 57 (3.32%) Senior .NET Developer
19 55 (3.21%) Analyst
Libraries, Frameworks & Software Standards
1 849 (49.50%) HTML
2 809 (47.17%) CSS
3 584 (34.05%) AngularJS
4 570 (33.24%) .NET
5 497 (28.98%) React
6 306 (17.84%) ASP.NET
7 297 (17.32%) jQuery
8 248 (14.46%) ASP.NET Web API
9 229 (13.35%) Node.js
10 190 (11.08%) HTML5
11 179 (10.44%) Web Services
12 175 (10.20%) ASP.NET MVC
13 172 (10.03%) REST
14 164 (9.56%) RESTful
15 154 (8.98%) .NET Core
16 150 (8.75%) Redux
17 143 (8.34%) Twitter Bootstrap
18 141 (8.22%) .NET Framework
19 118 (6.88%) CSS3
20 113 (6.59%) Spring
Miscellaneous
1 193 (11.25%) User Experience
2 188 (10.96%) Fintech
3 161 (9.39%) Greenfield Project
4 98 (5.71%) Mobile App
5 84 (4.90%) Analytical Skills
6 52 (3.03%) Algorithms
7 44 (2.57%) Data Structures
8 41 (2.39%) Enterprise Software
9 33 (1.92%) Xbox
10 31 (1.81%) N-Tier
10 31 (1.81%) Self-Motivation
11 29 (1.69%) Reinsurance
12 25 (1.46%) Equities
13 22 (1.28%) Hedge funds
14 20 (1.17%) Robotics
15 16 (0.93%) Foreign Exchange (FX)
16 11 (0.64%) Derivative
16 11 (0.64%) Virtual Team
17 9 (0.52%) Cloud Native
17 9 (0.52%) Fixed Income
Operating Systems
1 117 (6.82%) Linux
2 88 (5.13%) Windows
3 50 (2.92%) Android
4 40 (2.33%) Apple iOS
5 33 (1.92%) Unix
6 30 (1.75%) Windows Server
7 8 (0.47%) Red Hat Enterprise Linux
8 7 (0.41%) Mac OS
9 6 (0.35%) Ubuntu
10 3 (0.17%) CentOS
10 3 (0.17%) Mac OS X
11 2 (0.12%) Amazon Linux
12 1 (0.058%) Debian
12 1 (0.058%) SmartOS
12 1 (0.058%) VMS
12 1 (0.058%) Windows 10
12 1 (0.058%) Windows Server 2008
Processes & Methodologies
1 725 (42.27%) Agile Software Development
2 373 (21.75%) MVC
3 295 (17.20%) Front End Development
4 267 (15.57%) TDD
5 265 (15.45%) DevOps
6 238 (13.88%) Software Engineering
7 225 (13.12%) Web Development
8 223 (13.00%) Microservices
9 216 (12.59%) Scrum
10 195 (11.37%) Test Automation
11 186 (10.85%) Computer Science
12 175 (10.20%) Continuous Integration
13 163 (9.50%) OO
14 154 (8.98%) SDLC
15 139 (8.10%) Analytics
16 109 (6.36%) Unit Testing
17 106 (6.18%) Machine Learning
18 102 (5.95%) E-Commerce
19 96 (5.60%) OOP
19 96 (5.60%) Problem-Solving
Programming Languages
1 663 (38.66%) C#
2 487 (28.40%) SQL
3 454 (26.47%) Java
4 340 (19.83%) Python
5 172 (10.03%) ES6
6 153 (8.92%) PHP
7 115 (6.71%) Ruby
8 113 (6.59%) T-SQL
9 106 (6.18%) TypeScript
10 86 (5.01%) C++
11 63 (3.67%) Go
12 59 (3.44%) Java 8
13 52 (3.03%) Scala
14 45 (2.62%) PowerShell
15 41 (2.39%) C
16 39 (2.27%) R
17 32 (1.87%) Perl
18 26 (1.52%) Bash Shell
19 25 (1.46%) Objective-C
20 24 (1.40%) Haskell
Qualifications
1 210 (12.24%) Degree
2 39 (2.27%) Computer Science Degree
3 35 (2.04%) PhD
4 30 (1.75%) Security Cleared
5 29 (1.69%) SC Cleared
6 7 (0.41%) Numerate Degree
7 4 (0.23%) CISSP
7 4 (0.23%) ISTQB
7 4 (0.23%) Master's Degree
7 4 (0.23%) Microsoft Certification
8 3 (0.17%) DV Cleared
8 3 (0.17%) ISEB
8 3 (0.17%) MCSE
9 2 (0.12%) CSSLP
9 2 (0.12%) GWAPT
9 2 (0.12%) MCSA
9 2 (0.12%) MCSD
10 1 (0.058%) CCA
10 1 (0.058%) CISA
10 1 (0.058%) Citrix Certification
Quality Assurance & Compliance
1 97 (5.66%) QA
2 21 (1.22%) WAI
3 9 (0.52%) MiFID
4 3 (0.17%) Data Quality
4 3 (0.17%) SLA
4 3 (0.17%) WCAG
5 1 (0.058%) Actionable Recommendations
5 1 (0.058%) ISO/IEC 27001
System Software
1 177 (10.32%) Docker
2 11 (0.64%) Apache ZooKeeper
2 11 (0.64%) HDFS
3 10 (0.58%) Active Directory
4 7 (0.41%) Varnish
5 2 (0.12%) VMware Infrastructure
6 1 (0.058%) Apache Flume
6 1 (0.058%) etcd
6 1 (0.058%) Hyper-V
6 1 (0.058%) VirtualBox
6 1 (0.058%) XenApp
Systems Management
1 78 (4.55%) Kubernetes
2 60 (3.50%) Ansible
3 49 (2.86%) Opscode Chef
4 48 (2.80%) Terraform
5 47 (2.74%) Puppet
6 7 (0.41%) Grafana
6 7 (0.41%) Kibana
6 7 (0.41%) logstash
7 6 (0.35%) SCCM
8 5 (0.29%) Jamf Pro
9 2 (0.12%) Consul
9 2 (0.12%) Graphite
9 2 (0.12%) Mesos
9 2 (0.12%) Prometheus
10 1 (0.058%) Failover Clustering
10 1 (0.058%) Hadoop YARN
10 1 (0.058%) HP ALM
10 1 (0.058%) Packer
10 1 (0.058%) Salt
10 1 (0.058%) Single Sign-On
Vendors
1 221 (12.89%) Microsoft
2 65 (3.79%) Oracle
3 45 (2.62%) Google
4 40 (2.33%) Salesforce.com
5 30 (1.75%) Adobe
6 25 (1.46%) SAP
7 23 (1.34%) Nintex
8 15 (0.87%) Civica
9 12 (0.70%) IBM
10 11 (0.64%) Xamarin
11 9 (0.52%) TIBCO
11 9 (0.52%) Zend
12 8 (0.47%) Splunk
13 7 (0.41%) Blue Prism
13 7 (0.41%) Fidessa
13 7 (0.41%) Pega
13 7 (0.41%) Sitecore
14 6 (0.35%) Sencha
15 5 (0.29%) Facebook
15 5 (0.29%) Tableau