Period
to 23 October 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 23 October 2019 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
Central London > City of London
6 months to
23 Oct 2019
Same period 2018 Same period 2017
Rank 9 7 8
Rank change year-on-year -2 +1 -1
Permanent jobs citing JavaScript 1,503 1,836 1,642
As % of all permanent IT jobs advertised in the City of London 15.06% 16.50% 16.42%
As % of the Programming Languages category 25.13% 26.59% 28.99%
Number of salaries quoted 1,314 1,687 1,470
City of London median annual salary £67,500 £65,000 £60,000
Median salary % change year-on-year +3.85% +8.33% +4.35%
10th Percentile £43,750 £41,250 £39,200
90th Percentile £95,000 £90,000 £85,000
Central London median annual salary £65,000 £62,500 £57,500
% change year-on-year +4.00% +8.70% +4.55%

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 5,980 6,905 5,664
As % of all permanent IT jobs advertised in the City of London 59.90% 62.05% 56.65%
Number of salaries quoted 5,242 6,303 5,178
City of London median annual salary £70,000 £65,000 £60,000
Median salary % change year-on-year +7.69% +8.33% +4.35%
10th Percentile £42,500 £40,300 £37,500
90th Percentile £97,500 £95,000 £95,000
Central London median annual salary £67,500 £65,000 £60,000
% change year-on-year +3.85% +8.33% +4.35%

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 23 October 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 23 October 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 +5 43 £67,500 +28.57%
Moorgate -1 4 £80,000 +18.52%
JavaScript
Central London

For the 6 months to 23 October 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.

1 702 (46.71%) HTML
2 691 (45.97%) CSS
3 665 (44.24%) Agile Software Development
4 512 (34.07%) React
5 461 (30.67%) C#
6 460 (30.61%) AngularJS
7 414 (27.54%) .NET
8 395 (26.28%) SQL
9 383 (25.48%) Java
10 357 (23.75%) Finance
11 350 (23.29%) AWS
12 313 (20.83%) TDD
13 308 (20.49%) HTML5
14 303 (20.16%) Front End Development
15 281 (18.70%) Node.js
16 270 (17.96%) Python
17 264 (17.56%) Git (software)
18 258 (17.17%) MVC
19 256 (17.03%) Microservices
20 249 (16.57%) Azure
21 245 (16.30%) DevOps
22 228 (15.17%) jQuery
23 221 (14.70%) Web Development
24 209 (13.91%) SQL Server
25 206 (13.71%) ASP.NET
26 203 (13.51%) Degree
27 198 (13.17%) Docker
28 193 (12.84%) CSS3
28 193 (12.84%) Software Engineering
29 189 (12.57%) Computer Science

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 58 (3.86%) CMS
2 44 (2.93%) Apache Spark
3 38 (2.53%) SharePoint
4 36 (2.40%) Elasticsearch
5 31 (2.06%) Confluence
6 29 (1.93%) EPiServer
7 24 (1.60%) IIS
8 22 (1.46%) Umbraco
9 17 (1.13%) Cloud Foundry
10 15 (1.00%) Tomcat
11 14 (0.93%) WebSphere
12 12 (0.80%) Headless CMS
13 10 (0.67%) WordPress
14 9 (0.60%) Apache Solr
15 7 (0.47%) ArcGIS
15 7 (0.47%) Drupal
15 7 (0.47%) JBoss
15 7 (0.47%) WebLogic
16 6 (0.40%) Adobe Experience Manager
16 6 (0.40%) Sitecore CMS
Applications
1 18 (1.20%) Sketch
2 16 (1.06%) Photoshop
3 13 (0.86%) Microsoft Excel
4 6 (0.40%) InVision
5 4 (0.27%) Figma
5 4 (0.27%) Marvel
6 3 (0.20%) Fireworks
6 3 (0.20%) Microsoft Office
7 2 (0.13%) Adobe Illustrator
7 2 (0.13%) Microsoft Project
7 2 (0.13%) MS Visio
8 1 (0.067%) Chatbot
8 1 (0.067%) InfoPath
8 1 (0.067%) Spreadsheet
8 1 (0.067%) UXPin
Business Applications
1 35 (2.33%) Dynamics CRM
2 11 (0.73%) Magento
3 6 (0.40%) Salesforce.com CRM
4 3 (0.20%) Payment Gateway
4 3 (0.20%) R3 Corda
5 1 (0.067%) Distributed Ledger
5 1 (0.067%) ION MarketView
5 1 (0.067%) NetSuite
5 1 (0.067%) Ripple
5 1 (0.067%) RMDS
Cloud Services
1 350 (23.29%) AWS
2 249 (16.57%) Azure
3 84 (5.59%) GCP
4 71 (4.72%) GitHub
5 60 (3.99%) SaaS
6 42 (2.79%) npm
6 42 (2.79%) Serverless
7 33 (2.20%) AWS Lambda
8 29 (1.93%) PaaS
9 24 (1.60%) Heroku
10 23 (1.53%) Power Platform
11 17 (1.13%) AWS CloudFormation
12 16 (1.06%) Amazon EC2
13 12 (0.80%) Amazon ECS
13 12 (0.80%) Azure Functions
13 12 (0.80%) Firebase
13 12 (0.80%) Office 365
13 12 (0.80%) OpenShift
14 11 (0.73%) Amazon Kinesis
14 11 (0.73%) Amazon S3
Communications & Networking
1 45 (2.99%) Internet
2 34 (2.26%) HTTP
3 8 (0.53%) SSH
4 6 (0.40%) SSL
4 6 (0.40%) TCP/IP
5 5 (0.33%) HTTPS
5 5 (0.33%) Intranet
6 3 (0.20%) Firewall
6 3 (0.20%) SMS
7 2 (0.13%) DAB
8 1 (0.067%) Bluetooth
8 1 (0.067%) FTP
8 1 (0.067%) Network Security
8 1 (0.067%) Skype
8 1 (0.067%) VPN
8 1 (0.067%) Wi-Fi
Database & Business Intelligence
1 209 (13.91%) SQL Server
2 137 (9.12%) MySQL
3 122 (8.12%) NoSQL
4 70 (4.66%) PostgreSQL
5 59 (3.93%) MongoDB
6 55 (3.66%) Big Data
7 48 (3.19%) Relational Database
8 35 (2.33%) Hadoop
9 29 (1.93%) Amazon DynamoDB
9 29 (1.93%) Redis
10 27 (1.80%) SQL Server 2012
11 26 (1.73%) SQL Server Integration Services
12 20 (1.33%) Power BI
13 18 (1.20%) Apache Cassandra
14 17 (1.13%) Azure SQL Database
15 15 (1.00%) Blockchain
16 13 (0.86%) Amazon RDS
17 9 (0.60%) Amazon Aurora
17 9 (0.60%) GIS
17 9 (0.60%) SQL Server Reporting Services
Development Applications
1 264 (17.56%) Git (software)
2 103 (6.85%) Jenkins
3 88 (5.85%) webpack
4 74 (4.92%) JIRA
5 73 (4.86%) Visual Studio
6 65 (4.32%) Cucumber
7 51 (3.39%) Selenium
7 51 (3.39%) TeamCity
8 48 (3.19%) Team Foundation Server
9 43 (2.86%) gulp
10 35 (2.33%) Grunt
11 34 (2.26%) Bitbucket
12 31 (2.06%) Babel
13 29 (1.93%) Visual Studio Team System
14 27 (1.80%) Atlassian Bamboo
15 26 (1.73%) JUnit
16 25 (1.66%) Jasmine
16 25 (1.66%) Maven
17 23 (1.53%) WebDriver
18 18 (1.20%) NUnit
General
1 357 (23.75%) Finance
2 85 (5.66%) Marketing
3 83 (5.52%) Banking
4 58 (3.86%) Retail
5 49 (3.26%) Advertising
6 29 (1.93%) Front Office
7 27 (1.80%) Law
8 25 (1.66%) Games
9 24 (1.60%) Publishing
10 22 (1.46%) Telecoms
11 18 (1.20%) Legal
12 15 (1.00%) Public Sector
13 14 (0.93%) Back Office
14 12 (0.80%) Electronics
15 11 (0.73%) Investment Banking
15 11 (0.73%) Manufacturing
16 10 (0.67%) Financial Institution
17 6 (0.40%) Multimedia
18 5 (0.33%) Dutch Language
18 5 (0.33%) German Language
Job Titles
1 1,106 (73.59%) Developer
2 310 (20.63%) Senior Developer
3 224 (14.90%) Front End Developer (Client-Side Developer)
4 200 (13.31%) .NET Developer
5 189 (12.57%) JavaScript Developer
6 179 (11.91%) C# Developer
7 143 (9.51%) Java Developer
8 138 (9.18%) React Developer
9 116 (7.72%) Full Stack Developer
10 94 (6.25%) C# .NET Developer
11 93 (6.19%) Lead Developer
12 80 (5.32%) Senior .NET Developer
13 79 (5.26%) Web Developer
14 69 (4.59%) Python Developer
15 66 (4.39%) Angular Developer
16 65 (4.32%) Senior Front-End Developer
17 63 (4.19%) Software Engineer
18 59 (3.93%) Senior C# Developer
19 57 (3.79%) PHP Developer
20 49 (3.26%) Senior JavaScript Developer
Libraries, Frameworks & Software Standards
1 702 (46.71%) HTML
2 691 (45.97%) CSS
3 512 (34.07%) React
4 460 (30.61%) AngularJS
5 414 (27.54%) .NET
6 308 (20.49%) HTML5
7 281 (18.70%) Node.js
8 228 (15.17%) jQuery
9 206 (13.71%) ASP.NET
10 193 (12.84%) CSS3
11 168 (11.18%) REST
12 166 (11.04%) RESTful
13 144 (9.58%) Twitter Bootstrap
14 141 (9.38%) Web Services
15 140 (9.31%) Redux
16 130 (8.65%) ASP.NET Web API
17 106 (7.05%) Spring
18 105 (6.99%) .NET Framework
19 100 (6.65%) Sass
20 98 (6.52%) .NET Core
Miscellaneous
1 187 (12.44%) User Experience
2 122 (8.12%) Analytical Skills
3 112 (7.45%) Greenfield Project
4 83 (5.52%) Mobile App
5 51 (3.39%) Algorithms
6 40 (2.66%) Enterprise Software
7 38 (2.53%) Data Structures
8 29 (1.93%) N-Tier
9 25 (1.66%) Reinsurance
9 25 (1.66%) Robotics
10 23 (1.53%) Equities
11 22 (1.46%) Foreign Exchange (FX)
12 21 (1.40%) iPad
13 20 (1.33%) Social Media
14 19 (1.26%) Cloud Native
14 19 (1.26%) Data Centre
15 18 (1.20%) Self-Motivation
16 17 (1.13%) Linux Command Line
17 13 (0.86%) Management Information System
18 12 (0.80%) Hedge funds
Operating Systems
1 104 (6.92%) Linux
2 101 (6.72%) Windows
3 62 (4.13%) Android
4 51 (3.39%) Apple iOS
5 46 (3.06%) Unix
6 27 (1.80%) Windows Server
7 20 (1.33%) Mac OS
8 5 (0.33%) Windows Server 2008
9 2 (0.13%) Windows 10
9 2 (0.13%) Windows Server 2012
10 1 (0.067%) CentOS
10 1 (0.067%) DC/OS
10 1 (0.067%) zOS
Processes & Methodologies
1 665 (44.24%) Agile Software Development
2 313 (20.83%) TDD
3 303 (20.16%) Front End Development
4 258 (17.17%) MVC
5 256 (17.03%) Microservices
6 245 (16.30%) DevOps
7 221 (14.70%) Web Development
8 193 (12.84%) Software Engineering
9 189 (12.57%) Computer Science
10 185 (12.31%) Scrum
11 176 (11.71%) Test Automation
12 169 (11.24%) OO
13 166 (11.04%) Fintech
14 146 (9.71%) Unit Testing
15 142 (9.45%) Continuous Integration
16 140 (9.31%) Problem-Solving
17 134 (8.92%) Analytics
18 120 (7.98%) SDLC
19 113 (7.52%) Mentoring
20 112 (7.45%) BDD
Programming Languages
1 461 (30.67%) C#
2 395 (26.28%) SQL
3 383 (25.48%) Java
4 270 (17.96%) Python
5 160 (10.65%) TypeScript
6 126 (8.38%) PHP
7 117 (7.78%) ES6
8 70 (4.66%) Scala
9 65 (4.32%) Ruby
10 52 (3.46%) T-SQL
11 51 (3.39%) C++
12 32 (2.13%) Go
13 30 (2.00%) PowerShell
14 27 (1.80%) C
15 25 (1.66%) Apex Code
16 23 (1.53%) Java 8
17 20 (1.33%) R
18 19 (1.26%) Perl
19 17 (1.13%) VB.NET
19 17 (1.13%) XPath
Qualifications
1 203 (13.51%) Degree
2 87 (5.79%) Computer Science Degree
3 21 (1.40%) Master's Degree
4 16 (1.06%) PhD
5 6 (0.40%) Security Cleared
6 4 (0.27%) Microsoft Certification
7 3 (0.20%) CISSP
7 3 (0.20%) ISTQB
7 3 (0.20%) MCSE
7 3 (0.20%) SC Cleared
8 2 (0.13%) ISTQB Foundation Certification
8 2 (0.13%) MCP
9 1 (0.067%) CCNA
9 1 (0.067%) Cisco Certification
9 1 (0.067%) DBS Check
9 1 (0.067%) ITIL Foundation Certificate
9 1 (0.067%) MCAD
9 1 (0.067%) MCSD
9 1 (0.067%) Numerate Degree
9 1 (0.067%) PRINCE2 Practitioner
Quality Assurance & Compliance
1 117 (7.78%) QA
2 21 (1.40%) WAI
3 2 (0.13%) GDPR
3 2 (0.13%) SLA
3 2 (0.13%) WCAG
4 1 (0.067%) EMIR
4 1 (0.067%) MiFID
System Software
1 198 (13.17%) Docker
2 4 (0.27%) VMware Infrastructure
3 1 (0.067%) Active Directory
3 1 (0.067%) Apache ZooKeeper
3 1 (0.067%) Virtual Machines
Systems Management
1 86 (5.72%) Kubernetes
2 49 (3.26%) Terraform
3 41 (2.73%) Ansible
4 19 (1.26%) Puppet
5 18 (1.20%) Consul
6 11 (0.73%) SCCM
7 10 (0.67%) Opscode Chef
8 6 (0.40%) Kibana
9 5 (0.33%) logstash
9 5 (0.33%) TeamSite
10 4 (0.27%) Grafana
10 4 (0.27%) Nagios
10 4 (0.27%) Sysdig
10 4 (0.27%) ZABBIX
11 3 (0.20%) HP SiteScope
11 3 (0.20%) Packer
12 2 (0.13%) HP Quality Center
13 1 (0.067%) Graphite
13 1 (0.067%) Marathon
13 1 (0.067%) Rancher
Vendors
1 186 (12.38%) Microsoft
2 113 (7.52%) Google
3 51 (3.39%) Salesforce.com
4 38 (2.53%) Oracle
5 20 (1.33%) Adobe
6 17 (1.13%) Zend
7 16 (1.06%) Facebook
7 16 (1.06%) Nintex
8 14 (0.93%) SAP
9 12 (0.80%) Tableau
9 12 (0.80%) YouTube
10 10 (0.67%) Cypress Semiconductor
11 9 (0.60%) Splunk
12 8 (0.53%) Fidessa
12 8 (0.53%) IBM
13 7 (0.47%) Mapbox
13 7 (0.47%) MicroStrategy
13 7 (0.47%) Xamarin
14 6 (0.40%) ServiceNow
14 6 (0.40%) Sitecore