Period
to 20 February 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 20 February 2018 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
England > London
6 months to
20 Feb 2018
Same period 2017 Same period 2016
Rank 6 6 7
Rank change year-on-year 0 +1 +4
Permanent jobs citing JavaScript 11,655 11,469 12,885
As % of all permanent IT jobs advertised in London 16.55% 16.47% 15.11%
As % of the Programming Languages category 29.83% 30.13% 27.92%
Number of salaries quoted 10,017 10,129 11,581
London median annual salary £57,500 £55,000 £52,500
Median salary % change year-on-year +4.55% +4.76% +5.00%
10th Percentile £35,000 £33,750 £32,500
90th Percentile £85,000 £82,500 £80,000
England median annual salary £47,500 £45,000 £45,000
% change year-on-year +5.56% - +12.50%

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 39,067 38,069 46,150
As % of all permanent IT jobs advertised in London 55.47% 54.67% 54.13%
Number of salaries quoted 32,570 33,202 40,171
London median annual salary £60,000 £57,500 £55,000
Median salary % change year-on-year +4.35% +4.55% -
10th Percentile £37,000 £35,000 £34,750
90th Percentile £90,000 £87,500 £85,000
England median annual salary £50,000 £47,500 £46,000
% change year-on-year +5.26% +3.26% +2.22%

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 20 February 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 20 February 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 0 2,715 £60,000 +9.09% 505
West London 0 490 £52,500 +5.00% 286
South London +9 361 £47,500 - 46
East London +7 147 £53,000 +6.00% 108
North London +13 92 £50,000 - 34
JavaScript
England

For the 6 months to 20 February 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 6,763 (58.03%) HTML
2 6,086 (52.22%) CSS
3 5,506 (47.24%) Agile Software Development
4 4,297 (36.87%) AngularJS
5 3,832 (32.88%) C#
6 3,697 (31.72%) .NET
7 3,205 (27.50%) Java
8 3,181 (27.29%) HTML5
9 3,089 (26.50%) SQL
10 2,822 (24.21%) MVC
11 2,767 (23.74%) React
12 2,718 (23.32%) TDD
13 2,662 (22.84%) Finance
14 2,506 (21.50%) Node.js
15 2,470 (21.19%) jQuery
16 2,254 (19.34%) Front End Development
17 2,201 (18.88%) ASP.NET
18 2,015 (17.29%) SQL Server
19 1,992 (17.09%) Git (software)
20 1,979 (16.98%) Scrum
21 1,931 (16.57%) Web Development
22 1,929 (16.55%) CSS3
23 1,698 (14.57%) Software Engineering
24 1,544 (13.25%) PHP
25 1,537 (13.19%) Degree
26 1,530 (13.13%) Microsoft
27 1,505 (12.91%) OO
28 1,500 (12.87%) User Experience
29 1,492 (12.80%) Python
30 1,440 (12.36%) Amazon AWS

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
1 585 (5.02%) CMS
2 439 (3.77%) Elasticsearch
3 414 (3.55%) SharePoint
4 269 (2.31%) Apache
5 260 (2.23%) WordPress
6 241 (2.07%) IIS
7 214 (1.84%) Tomcat
8 197 (1.69%) Umbraco
9 178 (1.53%) Apache Spark
9 178 (1.53%) Drupal
10 147 (1.26%) SharePoint 2013
11 145 (1.24%) Confluence
12 107 (0.92%) Sitecore CMS
13 98 (0.84%) EPiServer
14 97 (0.83%) Ethereum
14 97 (0.83%) nginx
15 88 (0.76%) Apache Solr
16 86 (0.74%) BizTalk Server
17 82 (0.70%) JBoss
18 81 (0.69%) WebSphere
Applications
1 342 (2.93%) Photoshop
2 180 (1.54%) Adobe Illustrator
3 114 (0.98%) Microsoft Excel
4 91 (0.78%) Adobe Creative Suite
5 76 (0.65%) Microsoft Office
6 37 (0.32%) InDesign
7 31 (0.27%) InVision
8 23 (0.20%) InfoPath
9 20 (0.17%) Spreadsheet
10 16 (0.14%) GIMP
10 16 (0.14%) SPSS
11 14 (0.12%) MS Visio
12 13 (0.11%) Microsoft PowerPoint
13 8 (0.069%) Adobe After Effects
13 8 (0.069%) Microsoft Project
14 6 (0.051%) Fireworks
14 6 (0.051%) FrameMaker
15 5 (0.043%) UXPin
16 4 (0.034%) Adobe Premiere
16 4 (0.034%) Chatbot
Business Applications
1 238 (2.04%) Dynamics CRM
2 91 (0.78%) Magento
3 70 (0.60%) Payment Gateway
4 42 (0.36%) Distributed Ledger
4 42 (0.36%) NetSuite
5 21 (0.18%) Remedy ITSM
5 21 (0.18%) SAP Hybris
6 18 (0.15%) Eloqua
7 16 (0.14%) MetaTrader
8 15 (0.13%) Oracle EBS
9 14 (0.12%) Salesforce.com CRM
10 12 (0.10%) SAP Business One
11 10 (0.086%) Shopify
12 8 (0.069%) Dynamics AX
12 8 (0.069%) Dynamics NAV
12 8 (0.069%) Unit4 Business World
13 7 (0.060%) CA PPM
13 7 (0.060%) Ripple
13 7 (0.060%) WebTrends
14 5 (0.043%) Oracle Retail
Cloud Services
1 1,440 (12.36%) Amazon AWS
2 1,084 (9.30%) Microsoft Azure
3 481 (4.13%) SaaS
4 398 (3.41%) GitHub
5 309 (2.65%) npm
6 199 (1.71%) Office 365
7 150 (1.29%) Google Cloud Platform
8 133 (1.14%) Serverless
9 121 (1.04%) Cloud Computing
10 120 (1.03%) PaaS
11 98 (0.84%) Amazon EC2
12 95 (0.82%) Amazon S3
13 76 (0.65%) Dynamics 365
14 72 (0.62%) AWS Lambda
15 71 (0.61%) Heroku
16 67 (0.57%) IaaS
17 63 (0.54%) Google Analytics
18 50 (0.43%) Slack
19 36 (0.31%) AWS CloudFormation
20 32 (0.27%) Salesforce Service Cloud
Communications & Networking
1 315 (2.70%) Internet
2 311 (2.67%) HTTP
3 104 (0.89%) Intranet
4 71 (0.61%) Firewall
5 59 (0.51%) TCP/IP
6 50 (0.43%) SMS
7 37 (0.32%) DNS
8 34 (0.29%) VPN
9 27 (0.23%) SSL
10 25 (0.21%) ATM
11 21 (0.18%) AMQP
12 14 (0.12%) FTP
12 14 (0.12%) HTTPS
12 14 (0.12%) NetScaler
12 14 (0.12%) Wireless
13 13 (0.11%) VoIP
14 12 (0.10%) Skype
15 10 (0.086%) Broadband
15 10 (0.086%) DHCP
16 9 (0.077%) WAN
Database & Business Intelligence
1 2,015 (17.29%) SQL Server
2 1,116 (9.58%) MySQL
3 913 (7.83%) NoSQL
4 776 (6.66%) MongoDB
5 504 (4.32%) PostgreSQL
6 463 (3.97%) Relational Database
7 376 (3.23%) Big Data
8 286 (2.45%) Blockchain
9 247 (2.12%) SQL Server 2014
10 238 (2.04%) Redis
11 207 (1.78%) SQL Server Reporting Services
12 173 (1.48%) SQL Server Integration Services
13 169 (1.45%) Apache Cassandra
14 162 (1.39%) Hadoop
15 139 (1.19%) RDBMS
16 122 (1.05%) Amazon DynamoDB
17 109 (0.94%) SQL Server 2008
18 98 (0.84%) Azure SQL Database
19 94 (0.81%) Data Warehouse
20 88 (0.76%) SQL Server 2012
Development Applications
1 1,992 (17.09%) Git (software)
2 742 (6.37%) Jenkins
3 607 (5.21%) gulp
4 574 (4.92%) webpack
5 558 (4.79%) Selenium
6 503 (4.32%) Visual Studio
7 487 (4.18%) JIRA
8 444 (3.81%) Subversion
9 441 (3.78%) Grunt
10 382 (3.28%) Maven
11 378 (3.24%) Jasmine
12 368 (3.16%) TeamCity
13 357 (3.06%) Team Foundation Server
14 334 (2.87%) NUnit
15 309 (2.65%) Cucumber
16 265 (2.27%) JUnit
17 236 (2.02%) Karma Test Runner
18 232 (1.99%) Mocha
18 232 (1.99%) WebDriver
19 217 (1.86%) Rhino Mocks
General
1 2,662 (22.84%) Finance
2 844 (7.24%) Banking
3 682 (5.85%) Retail
4 602 (5.17%) Games
5 524 (4.50%) Marketing
6 484 (4.15%) Advertising
7 325 (2.79%) Investment Banking
8 225 (1.93%) Front Office
9 198 (1.70%) Legal
10 166 (1.42%) Telecoms
11 163 (1.40%) Law
12 151 (1.30%) Financial Institution
13 144 (1.24%) Publishing
14 117 (1.00%) Retail Banking
15 105 (0.90%) Back Office
16 71 (0.61%) Electronics
17 70 (0.60%) Music Industry
18 55 (0.47%) Manufacturing
19 41 (0.35%) Pharmaceutical
20 27 (0.23%) Multimedia
Job Titles
1 8,293 (71.15%) Developer
2 1,653 (14.18%) .NET Developer
3 1,631 (13.99%) Senior Developer
4 1,609 (13.81%) Front End Developer (Client-Side Developer)
5 1,597 (13.70%) JavaScript Developer
6 1,351 (11.59%) C# Developer
7 1,097 (9.41%) Java Developer
8 988 (8.48%) C# .NET Developer
9 940 (8.07%) Full Stack Developer
10 720 (6.18%) Angular Developer
11 681 (5.84%) Software Engineer
12 604 (5.18%) React Developer
13 593 (5.09%) Web Developer
14 584 (5.01%) ASP.NET Developer
15 574 (4.92%) Software Developer
16 565 (4.85%) Lead Developer
17 552 (4.74%) PHP Developer
18 526 (4.51%) C# ASP.NET Developer
19 481 (4.13%) HTML Developer
20 359 (3.08%) Node.js Developer
Libraries, Frameworks & Software Standards
1 6,763 (58.03%) HTML
2 6,086 (52.22%) CSS
3 4,297 (36.87%) AngularJS
4 3,697 (31.72%) .NET
5 3,181 (27.29%) HTML5
6 2,767 (23.74%) React
7 2,506 (21.50%) Node.js
8 2,470 (21.19%) jQuery
9 2,201 (18.88%) ASP.NET
10 1,929 (16.55%) CSS3
11 1,423 (12.21%) Web Services
12 1,383 (11.87%) ASP.NET MVC
13 1,343 (11.52%) REST
14 1,180 (10.12%) RESTful
15 1,157 (9.93%) Sass
16 961 (8.25%) Spring
17 956 (8.20%) XML
18 946 (8.12%) .NET Framework
19 821 (7.04%) ASP.NET Web API
20 810 (6.95%) Ajax
Miscellaneous
1 1,500 (12.87%) User Experience
2 1,130 (9.70%) Computer Science
3 1,028 (8.82%) Greenfield Project
4 891 (7.64%) Fintech
5 684 (5.87%) Analytical Skills
6 663 (5.69%) Mobile App
7 302 (2.59%) Enterprise Software
8 224 (1.92%) Algorithms
9 181 (1.55%) Hedge funds
10 147 (1.26%) Data Structures
11 119 (1.02%) Foreign Exchange (FX)
12 117 (1.00%) Linux Command Line
13 112 (0.96%) Client/Server
14 111 (0.95%) Equities
15 100 (0.86%) Bitcoin
16 97 (0.83%) Fixed Income
17 88 (0.76%) Social Media
18 82 (0.70%) Cyberthreat
18 82 (0.70%) Management Information System
19 80 (0.69%) W3C
Operating Systems
1 1,102 (9.46%) Linux
2 624 (5.35%) Windows
3 451 (3.87%) Android
4 417 (3.58%) Unix
5 407 (3.49%) Apple iOS
6 137 (1.18%) Windows Server
7 53 (0.45%) Windows 10
8 42 (0.36%) Windows 7
9 37 (0.32%) CentOS
10 36 (0.31%) Ubuntu
10 36 (0.31%) Windows Server 2012
11 30 (0.26%) Red Hat Enterprise Linux
12 27 (0.23%) Mac OS X
13 24 (0.21%) Nucleus RTOS
14 20 (0.17%) CoreOS
14 20 (0.17%) Debian
14 20 (0.17%) Mac OS
15 19 (0.16%) Windows Phone
16 17 (0.15%) Solaris
17 13 (0.11%) VMS
Processes & Methodologies
1 5,506 (47.24%) Agile Software Development
2 2,822 (24.21%) MVC
3 2,718 (23.32%) TDD
4 2,254 (19.34%) Front End Development
5 1,979 (16.98%) Scrum
6 1,931 (16.57%) Web Development
7 1,698 (14.57%) Software Engineering
8 1,505 (12.91%) OO
9 1,303 (11.18%) BDD
10 1,184 (10.16%) Microservices
11 1,148 (9.85%) Test Automation
12 1,122 (9.63%) DevOps
13 1,120 (9.61%) Continuous Integration
14 1,003 (8.61%) E-Commerce
15 840 (7.21%) Unit Testing
16 765 (6.56%) Analytics
17 691 (5.93%) Open Source
18 688 (5.90%) SDLC
19 665 (5.71%) OOP
20 636 (5.46%) Mentoring
Programming Languages
1 3,832 (32.88%) C#
2 3,205 (27.50%) Java
3 3,089 (26.50%) SQL
4 1,544 (13.25%) PHP
5 1,492 (12.80%) Python
6 811 (6.96%) ES6
7 808 (6.93%) Ruby
8 585 (5.02%) TypeScript
9 485 (4.16%) T-SQL
10 467 (4.01%) Scala
11 450 (3.86%) C++
12 298 (2.56%) PowerShell
13 251 (2.15%) Go
14 244 (2.09%) VB.NET
15 218 (1.87%) Perl
16 210 (1.80%) Bash Shell
17 175 (1.50%) C
18 169 (1.45%) ES7
19 149 (1.28%) Groovy
20 142 (1.22%) VB
Qualifications
1 1,537 (13.19%) Degree
2 515 (4.42%) Computer Science Degree
3 136 (1.17%) Microsoft Certification
4 130 (1.12%) Security Cleared
5 69 (0.59%) MCSD
6 64 (0.55%) SC Cleared
7 52 (0.45%) PhD
8 48 (0.41%) Master's Degree
9 47 (0.40%) MCAD
10 45 (0.39%) Numerate Degree
11 38 (0.33%) MCP
12 26 (0.22%) DV Cleared
13 24 (0.21%) AWS Certification
13 24 (0.21%) ISTQB
14 23 (0.20%) ISEB
15 20 (0.17%) MCSE
16 15 (0.13%) SANS
17 14 (0.12%) CCNA
17 14 (0.12%) Cisco Certification
18 12 (0.10%) CTC Cleared
Quality Assurance & Compliance
1 870 (7.46%) QA
2 40 (0.34%) GCP
3 33 (0.28%) WCAG
4 31 (0.27%) PCI DSS
5 27 (0.23%) PMO
6 23 (0.20%) ISO/IEC 27001
7 22 (0.19%) Data Quality
8 20 (0.17%) MiFID
8 20 (0.17%) WAI
9 13 (0.11%) SLA
10 12 (0.10%) GDPR
11 10 (0.086%) EMIR
12 8 (0.069%) COBIT
13 5 (0.043%) Disclosure Scotland
14 4 (0.034%) OIPF
15 2 (0.017%) Dodd-Frank
15 2 (0.017%) HL7
15 2 (0.017%) ISO 20022
15 2 (0.017%) ISO 8583
15 2 (0.017%) Sarbanes-Oxley
System Software
1 870 (7.46%) Docker
2 95 (0.82%) Active Directory
3 46 (0.39%) VMware Infrastructure
4 34 (0.29%) Virtual Machines
5 20 (0.17%) HDFS
6 11 (0.094%) vSphere
7 10 (0.086%) Apache ZooKeeper
8 7 (0.060%) VMware NSX
9 6 (0.051%) KVM
9 6 (0.051%) XenApp
9 6 (0.051%) XenServer
10 5 (0.043%) Firmware
10 5 (0.043%) Microsoft App-V
10 5 (0.043%) VirtualBox
11 4 (0.034%) Apache Flume
11 4 (0.034%) GridGain
11 4 (0.034%) Varnish
11 4 (0.034%) XenDesktop
12 3 (0.026%) Xen
13 2 (0.017%) Samba
Systems Management
1 260 (2.23%) Puppet
2 253 (2.17%) Ansible
3 247 (2.12%) Kubernetes
4 161 (1.38%) Opscode Chef
5 89 (0.76%) Terraform
6 74 (0.63%) Kibana
7 56 (0.48%) logstash
8 55 (0.47%) Single Sign-On
9 26 (0.22%) Nagios
10 25 (0.21%) Salt
11 23 (0.20%) Packer
11 23 (0.20%) Prometheus
12 22 (0.19%) Docker Swarm
13 17 (0.15%) Mesos
14 16 (0.14%) HP Quality Center
15 15 (0.13%) SCCM
16 14 (0.12%) Perfmon
16 14 (0.12%) PowerBroker
16 14 (0.12%) ZABBIX
17 12 (0.10%) Rancher
Vendors
1 1,530 (13.13%) Microsoft
2 612 (5.25%) Oracle
3 377 (3.23%) Google
4 254 (2.18%) Adobe
5 198 (1.70%) Salesforce.com
6 137 (1.18%) Zend
7 135 (1.16%) Sitecore
8 120 (1.03%) SAP
9 98 (0.84%) ServiceNow
10 92 (0.79%) VMware
11 89 (0.76%) Sybase
12 75 (0.64%) IBM
13 62 (0.53%) Facebook
13 62 (0.53%) Splunk
14 61 (0.52%) Xamarin
15 59 (0.51%) Capita
16 58 (0.50%) Tableau
17 54 (0.46%) Red Hat
18 49 (0.42%) hybris
19 44 (0.38%) Twitter