Period
to 11 December 2018

The following table provides summary statistics for permanent job vacancies advertised in 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 11 December 2018 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
England > London
6 months to
11 Dec 2018
Same period 2017 Same period 2016
Rank 6 7 6
Rank change year-on-year +1 -1 +3
Permanent jobs citing JavaScript 10,834 11,722 12,088
As % of all permanent IT jobs advertised in London 16.28% 15.78% 16.33%
As % of the Programming Languages category 28.51% 28.73% 29.90%
Number of salaries quoted 9,002 10,094 10,703
London median annual salary £61,500 £57,500 £55,000
Median salary % change year-on-year +6.96% +4.55% +4.76%
10th Percentile £36,750 £35,000 £33,750
90th Percentile £90,000 £85,000 £82,500
England median annual salary £50,000 £46,250 £45,000
% change year-on-year +8.11% +2.78% +5.88%

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 London with a requirement for coding skills.

All Programming Languages
London
Permanent vacancies with a requirement for coding skills 38,005 40,803 40,429
As % of all permanent IT jobs advertised in London 57.10% 54.94% 54.62%
Number of salaries quoted 31,831 32,678 35,451
London median annual salary £65,000 £60,000 £57,500
Median salary % change year-on-year +8.33% +4.35% +4.55%
10th Percentile £37,500 £36,250 £35,000
90th Percentile £95,000 £90,000 £87,500
England median annual salary £52,500 £50,000 £47,500
% change year-on-year +5.00% +5.26% +5.56%

JavaScript
Job Vacancy Trend in London

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

Job vacancy trend for JavaScript in London

JavaScript
Salary Trend in London

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

Salary trend for JavaScript in London

JavaScript
Salary Histogram in London

The salary distribution of IT jobs citing JavaScript in London over the 6 months to 11 December 2018.

Salary histogram for JavaScript in London

JavaScript
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing JavaScript within the London region over the 6 months to 11 December 2018. 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
Central London +1 2,336 £62,500 +8.70% 587
West London 0 465 £55,000 +4.76% 359
South London -6 262 £45,000 - 37
East London +3 129 £55,000 +4.76% 122
North London -2 41 £43,750 -7.89% 23
JavaScript
England

For the 6 months to 11 December 2018, 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 London region with a requirement for JavaScript.

1 5,779 (53.34%) HTML
2 5,426 (50.08%) CSS
3 5,284 (48.77%) Agile Software Development
4 4,108 (37.92%) AngularJS
5 3,878 (35.79%) C#
6 3,503 (32.33%) .NET
7 2,940 (27.14%) React
8 2,873 (26.52%) SQL
9 2,810 (25.94%) Java
10 2,633 (24.30%) Finance
11 2,376 (21.93%) MVC
12 2,276 (21.01%) HTML5
13 2,222 (20.51%) SQL Server
14 2,152 (19.86%) TDD
15 2,082 (19.22%) ASP.NET
16 2,012 (18.57%) Node.js
17 1,939 (17.90%) Front End Development
18 1,781 (16.44%) Git (software)
19 1,755 (16.20%) jQuery
20 1,701 (15.70%) Python
21 1,675 (15.46%) Amazon AWS
22 1,623 (14.98%) Scrum
23 1,565 (14.45%) Microsoft Azure
24 1,523 (14.06%) Software Engineering
25 1,484 (13.70%) CSS3
26 1,422 (13.13%) Web Development
27 1,400 (12.92%) RESTful
28 1,386 (12.79%) DevOps
29 1,364 (12.59%) Test Automation
30 1,347 (12.43%) Web Services

JavaScript
Co-occurring IT Skills in 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
1 655 (6.05%) CMS
2 499 (4.61%) Elasticsearch
3 277 (2.56%) SharePoint
4 258 (2.38%) WordPress
5 252 (2.33%) Confluence
6 226 (2.09%) Apache
7 158 (1.46%) Drupal
7 158 (1.46%) IIS
8 148 (1.37%) Umbraco
9 134 (1.24%) EPiServer
10 132 (1.22%) Apache Spark
10 132 (1.22%) Tomcat
11 119 (1.10%) Sitecore CMS
12 91 (0.84%) Ethereum
13 79 (0.73%) WebSphere
14 70 (0.65%) Adobe Experience Manager
15 69 (0.64%) Kentico
16 64 (0.59%) nginx
17 49 (0.45%) WebLogic
18 43 (0.40%) JBoss
Applications
1 154 (1.42%) Photoshop
2 94 (0.87%) Microsoft Excel
3 90 (0.83%) Adobe Illustrator
4 54 (0.50%) InVision
5 52 (0.48%) Microsoft Office
6 38 (0.35%) Adobe Creative Suite
7 30 (0.28%) Chatbot
8 19 (0.18%) Microsoft PowerPoint
9 13 (0.12%) InDesign
10 11 (0.10%) Adobe After Effects
11 9 (0.083%) Flinto
12 8 (0.074%) AutoCAD
13 7 (0.065%) UXPin
14 6 (0.055%) Fireworks
15 5 (0.046%) Spreadsheet
16 4 (0.037%) SPSS
17 3 (0.028%) Adobe Premiere
17 3 (0.028%) Maya
18 2 (0.018%) InfoPath
18 2 (0.018%) XMetaL
Business Applications
1 303 (2.80%) Dynamics CRM
2 101 (0.93%) Magento
3 44 (0.41%) Payment Gateway
4 41 (0.38%) Distributed Ledger
4 41 (0.38%) Eloqua
5 34 (0.31%) NetSuite
5 34 (0.31%) Salesforce.com CRM
6 27 (0.25%) Dynamics AX
7 25 (0.23%) Shopify
8 24 (0.22%) SAP Hybris
9 22 (0.20%) Actimize
10 19 (0.18%) Dynamics NAV
11 15 (0.14%) Adobe Campaign
12 7 (0.065%) Odoo
12 7 (0.065%) Oracle Procure-to-Pay
12 7 (0.065%) Ripple
12 7 (0.065%) WebTrends
13 5 (0.046%) Cognos TM1
13 5 (0.046%) SDL Web 8
13 5 (0.046%) thinkFolio
Cloud Services
1 1,675 (15.46%) Amazon AWS
2 1,565 (14.45%) Microsoft Azure
3 440 (4.06%) SaaS
4 350 (3.23%) GitHub
5 296 (2.73%) npm
6 270 (2.49%) Google Cloud Platform
7 228 (2.10%) Serverless
8 126 (1.16%) Cloud Computing
9 96 (0.89%) PaaS
10 94 (0.87%) AWS Lambda
11 86 (0.79%) Amazon S3
12 84 (0.78%) Google Analytics
13 79 (0.73%) Heroku
14 74 (0.68%) Amazon EC2
14 74 (0.68%) AWS CloudFormation
15 70 (0.65%) Dynamics 365
16 63 (0.58%) Office 365
17 54 (0.50%) IaaS
18 47 (0.43%) OpenShift
19 42 (0.39%) Route 53
Communications & Networking
1 246 (2.27%) HTTP
2 221 (2.04%) Internet
3 64 (0.59%) Firewall
4 59 (0.54%) Intranet
5 49 (0.45%) DNS
6 37 (0.34%) TCP/IP
7 27 (0.25%) Hyperconnected
8 20 (0.18%) AMQP
9 19 (0.18%) Extranet
9 19 (0.18%) VPN
10 16 (0.15%) SSL
11 11 (0.10%) HTTPS
11 11 (0.10%) ZigBee
12 10 (0.092%) SMS
13 9 (0.083%) DHCP
13 9 (0.083%) Peer-to-Peer Networking
13 9 (0.083%) Wireless
14 6 (0.055%) ATM
14 6 (0.055%) Network Security
15 5 (0.046%) FTP
Database & Business Intelligence
1 2,222 (20.51%) SQL Server
2 931 (8.59%) MySQL
3 894 (8.25%) NoSQL
4 686 (6.33%) MongoDB
5 537 (4.96%) PostgreSQL
6 444 (4.10%) Relational Database
7 440 (4.06%) Big Data
8 311 (2.87%) SQL Server 2016
9 295 (2.72%) Blockchain
10 250 (2.31%) SQL Server Reporting Services
11 245 (2.26%) Redis
12 211 (1.95%) Hadoop
13 199 (1.84%) SQL Server Integration Services
14 122 (1.13%) RDBMS
15 114 (1.05%) Power BI
16 110 (1.02%) Apache Cassandra
17 108 (1.00%) Data Warehouse
18 102 (0.94%) Couchbase
19 95 (0.88%) Oracle Database
20 86 (0.79%) Azure SQL Database
Development Applications
1 1,781 (16.44%) Git (software)
2 869 (8.02%) Jenkins
3 702 (6.48%) Selenium
4 615 (5.68%) JIRA
5 574 (5.30%) webpack
6 489 (4.51%) gulp
7 415 (3.83%) Team Foundation Server
7 415 (3.83%) Visual Studio
8 378 (3.49%) Cucumber
9 353 (3.26%) TeamCity
10 348 (3.21%) Grunt
11 284 (2.62%) Maven
12 268 (2.47%) WebDriver
13 265 (2.45%) Subversion
14 239 (2.21%) Jasmine
15 238 (2.20%) Atlassian Bamboo
15 238 (2.20%) JUnit
16 233 (2.15%) Protractor
17 232 (2.14%) Mocha
18 206 (1.90%) Octopus Deploy
General
1 2,633 (24.30%) Finance
2 935 (8.63%) Banking
3 571 (5.27%) Marketing
4 489 (4.51%) Retail
5 424 (3.91%) Games
6 342 (3.16%) Advertising
7 301 (2.78%) Investment Banking
8 190 (1.75%) Front Office
9 160 (1.48%) Financial Institution
10 145 (1.34%) Law
11 111 (1.02%) Back Office
12 109 (1.01%) Legal
13 108 (1.00%) Publishing
14 105 (0.97%) Telecoms
15 65 (0.60%) Manufacturing
16 61 (0.56%) Automotive
17 39 (0.36%) Electronics
18 30 (0.28%) Retail Banking
19 21 (0.19%) Multimedia
20 19 (0.18%) Military
Job Titles
1 7,480 (69.04%) Developer
2 1,648 (15.21%) .NET Developer
3 1,366 (12.61%) Senior Developer
4 1,358 (12.53%) Front End Developer (Client-Side Developer)
5 1,195 (11.03%) JavaScript Developer
6 1,191 (10.99%) C# Developer
7 901 (8.32%) Full Stack Developer
8 771 (7.12%) Java Developer
9 764 (7.05%) C# .NET Developer
10 664 (6.13%) React Developer
11 643 (5.94%) Software Engineer
12 539 (4.98%) Architect
13 487 (4.50%) Web Developer
14 485 (4.48%) Lead Developer
15 453 (4.18%) Software Developer
16 437 (4.03%) PHP Developer
17 420 (3.88%) ASP.NET Developer
18 385 (3.55%) Angular Developer
19 340 (3.14%) C# ASP.NET Developer
20 317 (2.93%) Junior
Libraries, Frameworks & Software Standards
1 5,779 (53.34%) HTML
2 5,426 (50.08%) CSS
3 4,108 (37.92%) AngularJS
4 3,503 (32.33%) .NET
5 2,940 (27.14%) React
6 2,276 (21.01%) HTML5
7 2,082 (19.22%) ASP.NET
8 2,012 (18.57%) Node.js
9 1,755 (16.20%) jQuery
10 1,484 (13.70%) CSS3
11 1,400 (12.92%) RESTful
12 1,347 (12.43%) Web Services
13 1,315 (12.14%) ASP.NET Web API
14 1,268 (11.70%) ASP.NET MVC
15 1,138 (10.50%) REST
16 1,063 (9.81%) Twitter Bootstrap
17 896 (8.27%) Sass
18 803 (7.41%) Redux
19 795 (7.34%) .NET Framework
20 753 (6.95%) XML
Miscellaneous
1 1,164 (10.74%) User Experience
2 885 (8.17%) Greenfield Project
3 761 (7.02%) Fintech
4 577 (5.33%) Analytical Skills
5 470 (4.34%) Mobile App
6 304 (2.81%) Enterprise Software
7 301 (2.78%) Self-Motivation
8 211 (1.95%) Algorithms
9 163 (1.50%) Hedge funds
10 162 (1.50%) Data Structures
11 155 (1.43%) Management Information System
12 140 (1.29%) Tandem
13 112 (1.03%) N-Tier
14 93 (0.86%) Equities
15 90 (0.83%) Derivative
16 86 (0.79%) Virtual Team
17 85 (0.78%) Social Media
18 83 (0.77%) Fixed Income
19 80 (0.74%) Blog
20 78 (0.72%) Foreign Exchange (FX)
Operating Systems
1 895 (8.26%) Linux
2 485 (4.48%) Windows
3 372 (3.43%) Android
4 299 (2.76%) Apple iOS
5 214 (1.98%) Unix
6 94 (0.87%) Windows Server
7 82 (0.76%) Ubuntu
8 66 (0.61%) Red Hat Enterprise Linux
9 60 (0.55%) CentOS
10 33 (0.30%) Debian
11 28 (0.26%) Windows Server 2012
12 23 (0.21%) Mac OS
13 19 (0.18%) openSUSE
14 18 (0.17%) Mac OS X
15 16 (0.15%) Solaris
16 13 (0.12%) Windows 10
17 8 (0.074%) Amazon Linux
18 6 (0.055%) Windows Embedded Compact
19 5 (0.046%) AIX
19 5 (0.046%) CoreOS
Processes & Methodologies
1 5,284 (48.77%) Agile Software Development
2 2,376 (21.93%) MVC
3 2,152 (19.86%) TDD
4 1,939 (17.90%) Front End Development
5 1,623 (14.98%) Scrum
6 1,523 (14.06%) Software Engineering
7 1,422 (13.13%) Web Development
8 1,386 (12.79%) DevOps
9 1,364 (12.59%) Test Automation
10 1,281 (11.82%) Continuous Integration
11 1,265 (11.68%) Microservices
12 1,239 (11.44%) Problem-Solving
13 1,140 (10.52%) BDD
14 1,070 (9.88%) OO
15 914 (8.44%) Computer Science
16 736 (6.79%) Analytics
17 735 (6.78%) Web Application Development
18 692 (6.39%) Open Source
19 688 (6.35%) E-Commerce
20 674 (6.22%) SDLC
Programming Languages
1 3,878 (35.79%) C#
2 2,873 (26.52%) SQL
3 2,810 (25.94%) Java
4 1,701 (15.70%) Python
5 1,233 (11.38%) PHP
6 870 (8.03%) ES6
7 632 (5.83%) TypeScript
8 610 (5.63%) Ruby
9 484 (4.47%) T-SQL
10 433 (4.00%) C++
11 353 (3.26%) Java 8
12 342 (3.16%) Scala
13 317 (2.93%) PowerShell
14 301 (2.78%) Go
15 193 (1.78%) C
16 162 (1.50%) Bash Shell
17 153 (1.41%) PL/SQL
18 143 (1.32%) Perl
19 118 (1.09%) VB.NET
20 113 (1.04%) R
Qualifications
1 1,333 (12.30%) Degree
2 468 (4.32%) Computer Science Degree
3 153 (1.41%) Security Cleared
4 119 (1.10%) SC Cleared
5 63 (0.58%) PhD
6 61 (0.56%) Master's Degree
7 42 (0.39%) Numerate Degree
8 35 (0.32%) Microsoft Certification
9 34 (0.31%) SAFe Agilist
10 27 (0.25%) Sun Certification
11 26 (0.24%) AWS Certification
11 26 (0.24%) DV Cleared
12 22 (0.20%) CISSP
13 18 (0.17%) ISEB
14 17 (0.16%) MCSE
15 15 (0.14%) ISTQB
16 11 (0.10%) TOGAF Certification
17 10 (0.092%) ITIL Certification
18 7 (0.065%) CCNA
18 7 (0.065%) Cisco Certification
Quality Assurance & Compliance
1 704 (6.50%) QA
2 66 (0.61%) GDPR
3 27 (0.25%) WCAG
4 25 (0.23%) Data Quality
5 19 (0.18%) SLA
6 18 (0.17%) ISO/IEC 27001
7 11 (0.10%) MiFID
7 11 (0.10%) PMO
8 7 (0.065%) PCI DSS
8 7 (0.065%) WAI
9 1 (0.009%) Actionable Recommendations
9 1 (0.009%) HL7
9 1 (0.009%) ISO 9001
9 1 (0.009%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
9 1 (0.009%) Section 508
System Software
1 980 (9.05%) Docker
2 92 (0.85%) Active Directory
3 36 (0.33%) Virtual Machines
4 34 (0.31%) VMware Infrastructure
5 31 (0.29%) HDFS
6 25 (0.23%) Varnish
7 22 (0.20%) GridGain
8 21 (0.19%) Apache ZooKeeper
9 20 (0.18%) Hyper-V
10 18 (0.17%) VirtualBox
11 12 (0.11%) vSphere
12 7 (0.065%) Oracle RAC
13 5 (0.046%) Apache Flume
13 5 (0.046%) KVM
14 3 (0.028%) Firmware
14 3 (0.028%) NFS
15 2 (0.018%) etcd
15 2 (0.018%) iptables
15 2 (0.018%) LXC
15 2 (0.018%) Xen
Systems Management
1 410 (3.78%) Kubernetes
2 318 (2.94%) Ansible
3 253 (2.34%) Opscode Chef
4 224 (2.07%) Puppet
5 181 (1.67%) Terraform
6 38 (0.35%) Salt
7 36 (0.33%) Kibana
8 32 (0.30%) Docker Swarm
9 28 (0.26%) logstash
10 19 (0.18%) Single Sign-On
11 18 (0.17%) Grafana
11 18 (0.17%) Packer
12 17 (0.16%) HP Quality Center
13 16 (0.15%) Prometheus
14 15 (0.14%) Mesos
15 14 (0.13%) Automic
16 11 (0.10%) HP ALM
17 10 (0.092%) HAProxy
17 10 (0.092%) WebSphere Service Registry and Repository
18 9 (0.083%) ZABBIX
Vendors
1 1,299 (11.99%) Microsoft
2 625 (5.77%) Oracle
3 413 (3.81%) Google
4 252 (2.33%) Adobe
5 191 (1.76%) Salesforce.com
6 159 (1.47%) Sitecore
7 144 (1.33%) SAP
8 139 (1.28%) ServiceNow
8 139 (1.28%) Tableau
9 98 (0.90%) IBM
10 71 (0.66%) Nintex
10 71 (0.66%) Red Hat
11 68 (0.63%) Atlassian
12 63 (0.58%) Splunk
13 56 (0.52%) Facebook
14 52 (0.48%) VMware
15 46 (0.42%) Zend
16 44 (0.41%) Cypress Semiconductor
17 40 (0.37%) Xamarin
18 38 (0.35%) Apple