Period
to 17 February 2019

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 17 February 2019 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
England > London
6 months to
17 Feb 2019
Same period 2018 Same period 2017
Rank 6 6 6
Rank change year-on-year 0 0 +1
Permanent jobs citing JavaScript 9,910 11,556 11,546
As % of all permanent IT jobs advertised in London 15.96% 16.58% 16.50%
As % of the Programming Languages category 27.87% 29.92% 30.17%
Number of salaries quoted 8,200 9,939 10,199
London median annual salary £62,500 £57,500 £55,000
Median salary % change year-on-year +8.70% +4.55% +4.76%
10th Percentile £36,250 £35,000 £33,750
90th Percentile £90,000 £85,000 £82,500
England median annual salary £50,000 £47,500 £45,000
% change year-on-year +5.26% +5.56% -

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 35,557 38,628 38,268
As % of all permanent IT jobs advertised in London 57.26% 55.44% 54.67%
Number of salaries quoted 29,753 32,218 33,366
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 £36,750 £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% +3.26%

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 17 February 2019.

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 17 February 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
Central London 0 2,234 £65,000 +8.33% 666
West London 0 439 £55,000 +4.76% 319
South London -7 240 £47,500 - 34
East London 0 90 £55,000 +4.76% 168
North London -6 28 £42,500 -15.00% 37
JavaScript
England

For the 6 months to 17 February 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 London region with a requirement for JavaScript.

1 5,207 (52.54%) HTML
2 4,826 (48.70%) CSS
3 4,785 (48.28%) Agile Software Development
4 3,619 (36.52%) AngularJS
5 3,596 (36.29%) C#
6 3,212 (32.41%) .NET
7 2,638 (26.62%) React
8 2,533 (25.56%) Java
9 2,480 (25.03%) SQL
10 2,241 (22.61%) Finance
11 2,125 (21.44%) MVC
12 2,001 (20.19%) SQL Server
13 1,922 (19.39%) HTML5
14 1,905 (19.22%) TDD
15 1,872 (18.89%) ASP.NET
16 1,785 (18.01%) Front End Development
17 1,697 (17.12%) Python
18 1,692 (17.07%) Node.js
19 1,646 (16.61%) Git (software)
20 1,527 (15.41%) Amazon AWS
21 1,515 (15.29%) jQuery
22 1,496 (15.10%) Scrum
23 1,472 (14.85%) Microsoft Azure
24 1,403 (14.16%) Software Engineering
25 1,261 (12.72%) Test Automation
26 1,254 (12.65%) DevOps
27 1,227 (12.38%) ASP.NET Web API
27 1,227 (12.38%) Web Services
28 1,226 (12.37%) Web Development
29 1,224 (12.35%) Microsoft

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
1 529 (5.34%) CMS
2 414 (4.18%) Elasticsearch
3 256 (2.58%) SharePoint
4 220 (2.22%) WordPress
5 200 (2.02%) Apache
6 199 (2.01%) Confluence
7 134 (1.35%) IIS
8 132 (1.33%) Drupal
9 124 (1.25%) Tomcat
10 105 (1.06%) Umbraco
11 93 (0.94%) Apache Spark
12 83 (0.84%) Sitecore CMS
13 81 (0.82%) EPiServer
14 79 (0.80%) WebSphere
15 65 (0.66%) Adobe Experience Manager
15 65 (0.66%) nginx
16 57 (0.58%) JBoss
17 48 (0.48%) Ethereum
18 46 (0.46%) Oracle SOA Suite
19 44 (0.44%) Apache Solr
Applications
1 114 (1.15%) Photoshop
2 103 (1.04%) Microsoft Excel
3 72 (0.73%) Microsoft Office
4 70 (0.71%) Adobe Illustrator
5 57 (0.58%) InVision
6 33 (0.33%) Adobe Creative Suite
7 20 (0.20%) Microsoft PowerPoint
8 18 (0.18%) Chatbot
9 16 (0.16%) AutoCAD
10 10 (0.10%) Adobe After Effects
11 9 (0.091%) Flinto
11 9 (0.091%) InDesign
12 7 (0.071%) MS Visio
13 5 (0.050%) Adobe Premiere
13 5 (0.050%) UXPin
14 4 (0.040%) Fireworks
14 4 (0.040%) SPSS
15 3 (0.030%) Avid Media Composer
15 3 (0.030%) InfoPath
15 3 (0.030%) Spreadsheet
Business Applications
1 266 (2.68%) Dynamics CRM
2 106 (1.07%) Magento
3 33 (0.33%) Payment Gateway
4 29 (0.29%) SAP Hybris
5 27 (0.27%) Salesforce.com CRM
6 24 (0.24%) Distributed Ledger
7 23 (0.23%) Shopify
8 21 (0.21%) Actimize
8 21 (0.21%) NetSuite
9 20 (0.20%) Eloqua
10 17 (0.17%) Dynamics AX
11 10 (0.10%) Dynamics NAV
12 6 (0.061%) Odoo
13 5 (0.050%) Cognos TM1
13 5 (0.050%) Oracle Procure-to-Pay
14 4 (0.040%) Adobe Campaign
14 4 (0.040%) Oracle EBS
14 4 (0.040%) R3 Corda
14 4 (0.040%) thinkFolio
15 3 (0.030%) Dynamics GP
Cloud Services
1 1,527 (15.41%) Amazon AWS
2 1,472 (14.85%) Microsoft Azure
3 387 (3.91%) SaaS
4 311 (3.14%) Google Cloud Platform
5 308 (3.11%) GitHub
6 202 (2.04%) Serverless
7 196 (1.98%) npm
8 106 (1.07%) PaaS
9 105 (1.06%) AWS Lambda
10 99 (1.00%) Amazon S3
11 89 (0.90%) Cloud Computing
12 84 (0.85%) Dynamics 365
13 82 (0.83%) Amazon EC2
14 76 (0.77%) Heroku
15 72 (0.73%) Office 365
16 62 (0.63%) Google Analytics
17 60 (0.61%) Amazon CloudWatch
18 51 (0.51%) AWS CloudFormation
19 49 (0.49%) OpenShift
20 48 (0.48%) Amazon Kinesis
Communications & Networking
1 212 (2.14%) HTTP
2 176 (1.78%) Internet
3 75 (0.76%) Intranet
4 40 (0.40%) Firewall
5 27 (0.27%) DNS
6 26 (0.26%) Hyperconnected
7 24 (0.24%) AMQP
8 19 (0.19%) Extranet
9 17 (0.17%) SSL
9 17 (0.17%) TCP/IP
10 15 (0.15%) HTTPS
11 13 (0.13%) Wi-Fi
12 8 (0.081%) Network Security
12 8 (0.081%) Skype
13 6 (0.061%) ATM
13 6 (0.061%) MQTT
13 6 (0.061%) SSH
14 5 (0.050%) Bluetooth
14 5 (0.050%) DHCP
14 5 (0.050%) VPN
Database & Business Intelligence
1 2,001 (20.19%) SQL Server
2 874 (8.82%) MySQL
3 696 (7.02%) NoSQL
4 563 (5.68%) MongoDB
5 527 (5.32%) PostgreSQL
6 382 (3.85%) Relational Database
7 286 (2.89%) Big Data
8 274 (2.76%) SQL Server 2016
9 241 (2.43%) Redis
10 219 (2.21%) SQL Server Reporting Services
11 166 (1.68%) SQL Server Integration Services
12 158 (1.59%) Blockchain
13 151 (1.52%) Hadoop
14 110 (1.11%) Power BI
15 102 (1.03%) Data Warehouse
16 98 (0.99%) Apache Cassandra
17 96 (0.97%) Amazon DynamoDB
18 94 (0.95%) Azure SQL Database
19 84 (0.85%) RDBMS
20 76 (0.77%) Oracle Database
Development Applications
1 1,646 (16.61%) Git (software)
2 744 (7.51%) Jenkins
3 577 (5.82%) Selenium
4 496 (5.01%) JIRA
5 464 (4.68%) webpack
6 367 (3.70%) Cucumber
7 349 (3.52%) gulp
8 343 (3.46%) Visual Studio
9 314 (3.17%) Team Foundation Server
10 256 (2.58%) Grunt
11 250 (2.52%) TeamCity
12 238 (2.40%) WebDriver
13 235 (2.37%) Maven
14 233 (2.35%) Subversion
15 216 (2.18%) JUnit
16 199 (2.01%) Visual Studio Team System
17 194 (1.96%) Jasmine
18 181 (1.83%) Atlassian Bamboo
19 153 (1.54%) Mocha
20 144 (1.45%) SpecFlow
General
1 2,241 (22.61%) Finance
2 856 (8.64%) Banking
3 538 (5.43%) Marketing
4 477 (4.81%) Retail
5 313 (3.16%) Games
6 249 (2.51%) Advertising
7 202 (2.04%) Front Office
8 192 (1.94%) Investment Banking
9 121 (1.22%) Telecoms
10 112 (1.13%) Law
11 110 (1.11%) Back Office
12 99 (1.00%) Legal
13 98 (0.99%) Publishing
14 68 (0.69%) Manufacturing
15 57 (0.58%) Financial Institution
16 56 (0.57%) Automotive
17 44 (0.44%) Electronics
18 30 (0.30%) Retail Banking
19 24 (0.24%) Digital Economy
20 17 (0.17%) Pharmaceutical
Job Titles
1 6,798 (68.60%) Developer
2 1,556 (15.70%) .NET Developer
3 1,225 (12.36%) Senior Developer
4 1,191 (12.02%) Front End Developer (Client-Side Developer)
5 1,107 (11.17%) C# Developer
6 1,043 (10.52%) JavaScript Developer
7 860 (8.68%) Full Stack Developer
8 780 (7.87%) C# .NET Developer
9 699 (7.05%) Java Developer
10 635 (6.41%) React Developer
11 592 (5.97%) Software Engineer
12 520 (5.25%) Architect
13 481 (4.85%) PHP Developer
14 445 (4.49%) Lead Developer
15 403 (4.07%) Software Developer
16 401 (4.05%) Web Developer
17 370 (3.73%) ASP.NET Developer
18 337 (3.40%) Junior
19 318 (3.21%) C# ASP.NET Developer
20 296 (2.99%) Junior Developer
Libraries, Frameworks & Software Standards
1 5,207 (52.54%) HTML
2 4,826 (48.70%) CSS
3 3,619 (36.52%) AngularJS
4 3,212 (32.41%) .NET
5 2,638 (26.62%) React
6 1,922 (19.39%) HTML5
7 1,872 (18.89%) ASP.NET
8 1,692 (17.07%) Node.js
9 1,515 (15.29%) jQuery
10 1,227 (12.38%) ASP.NET Web API
10 1,227 (12.38%) Web Services
11 1,211 (12.22%) RESTful
12 1,179 (11.90%) CSS3
13 1,146 (11.56%) ASP.NET MVC
14 1,012 (10.21%) REST
15 911 (9.19%) Twitter Bootstrap
16 774 (7.81%) Redux
17 709 (7.15%) .NET Framework
18 692 (6.98%) XML
19 668 (6.74%) Sass
Miscellaneous
1 1,043 (10.52%) User Experience
2 827 (8.35%) Greenfield Project
3 754 (7.61%) Fintech
4 463 (4.67%) Analytical Skills
5 421 (4.25%) Mobile App
6 235 (2.37%) Algorithms
6 235 (2.37%) Enterprise Software
7 196 (1.98%) Self-Motivation
8 174 (1.76%) Data Structures
9 153 (1.54%) Hedge funds
10 129 (1.30%) Management Information System
11 114 (1.15%) Tandem
12 104 (1.05%) Equities
13 101 (1.02%) Derivative
14 93 (0.94%) Blog
15 86 (0.87%) Foreign Exchange (FX)
16 81 (0.82%) Cloud Native
17 79 (0.80%) Social Media
18 77 (0.78%) N-Tier
19 73 (0.74%) Xbox
Operating Systems
1 746 (7.53%) Linux
2 460 (4.64%) Windows
3 361 (3.64%) Android
4 300 (3.03%) Apple iOS
5 167 (1.69%) Unix
6 86 (0.87%) Ubuntu
7 75 (0.76%) Windows Server
8 64 (0.65%) Red Hat Enterprise Linux
9 43 (0.43%) CentOS
10 31 (0.31%) Debian
11 22 (0.22%) openSUSE
12 18 (0.18%) Mac OS X
12 18 (0.18%) Windows Server 2012
13 16 (0.16%) Solaris
14 13 (0.13%) Mac OS
15 11 (0.11%) Windows 10
16 10 (0.10%) FreeBSD
17 9 (0.091%) Amazon Linux
18 7 (0.071%) Windows NT
19 4 (0.040%) AIX
Processes & Methodologies
1 4,785 (48.28%) Agile Software Development
2 2,125 (21.44%) MVC
3 1,905 (19.22%) TDD
4 1,785 (18.01%) Front End Development
5 1,496 (15.10%) Scrum
6 1,403 (14.16%) Software Engineering
7 1,261 (12.72%) Test Automation
8 1,254 (12.65%) DevOps
9 1,226 (12.37%) Web Development
10 1,133 (11.43%) Microservices
11 1,129 (11.39%) Continuous Integration
12 954 (9.63%) BDD
13 946 (9.55%) Problem-Solving
14 917 (9.25%) OO
15 805 (8.12%) Computer Science
16 670 (6.76%) Web Application Development
17 663 (6.69%) SDLC
18 650 (6.56%) E-Commerce
19 614 (6.20%) Mentoring
20 603 (6.08%) Open Source
Programming Languages
1 3,596 (36.29%) C#
2 2,533 (25.56%) Java
3 2,480 (25.03%) SQL
4 1,697 (17.12%) Python
5 1,194 (12.05%) PHP
6 793 (8.00%) ES6
7 599 (6.04%) TypeScript
8 585 (5.90%) Ruby
9 424 (4.28%) C++
10 385 (3.88%) T-SQL
11 321 (3.24%) Java 8
12 293 (2.96%) Scala
13 285 (2.88%) Go
14 272 (2.74%) PowerShell
15 180 (1.82%) C
16 146 (1.47%) Bash Shell
17 142 (1.43%) Perl
18 126 (1.27%) Objective-C
19 115 (1.16%) PL/SQL
20 114 (1.15%) R
Qualifications
1 1,105 (11.15%) Degree
2 404 (4.08%) Computer Science Degree
3 151 (1.52%) Security Cleared
4 124 (1.25%) SC Cleared
5 63 (0.64%) PhD
6 34 (0.34%) Numerate Degree
7 27 (0.27%) AWS Certification
7 27 (0.27%) Microsoft Certification
8 26 (0.26%) CISSP
8 26 (0.26%) Master's Degree
9 24 (0.24%) DV Cleared
10 18 (0.18%) MCSE
10 18 (0.18%) TOGAF Certification
11 17 (0.17%) Chartered Engineer
11 17 (0.17%) Sun Certification
12 15 (0.15%) ISEB
12 15 (0.15%) ISTQB
13 11 (0.11%) SAFe Agilist
14 8 (0.081%) PMI Certification
15 7 (0.071%) CEH
Quality Assurance & Compliance
1 670 (6.76%) QA
2 76 (0.77%) GDPR
3 26 (0.26%) SLA
4 18 (0.18%) MiFID
5 15 (0.15%) Data Quality
5 15 (0.15%) ISO/IEC 27001
6 13 (0.13%) WCAG
7 7 (0.071%) PMO
8 4 (0.040%) PCI DSS
9 2 (0.020%) FedRAMP
9 2 (0.020%) FISMA
9 2 (0.020%) HIPAA
10 1 (0.010%) Actionable Recommendations
10 1 (0.010%) ISO 9001
10 1 (0.010%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
10 1 (0.010%) WAI
System Software
1 955 (9.64%) Docker
2 91 (0.92%) Active Directory
3 32 (0.32%) Varnish
4 25 (0.25%) HDFS
5 24 (0.24%) VMware Infrastructure
6 23 (0.23%) Virtual Machines
7 20 (0.20%) Apache ZooKeeper
8 13 (0.13%) VirtualBox
9 7 (0.071%) Oracle RAC
10 6 (0.061%) Hyper-V
10 6 (0.061%) vSphere
11 5 (0.050%) KVM
12 4 (0.040%) Firmware
12 4 (0.040%) NFS
13 3 (0.030%) etcd
13 3 (0.030%) GridGain
13 3 (0.030%) iptables
14 2 (0.020%) LXC
14 2 (0.020%) Xen
14 2 (0.020%) XenApp
Systems Management
1 411 (4.15%) Kubernetes
2 291 (2.94%) Ansible
3 255 (2.57%) Opscode Chef
4 208 (2.10%) Puppet
5 194 (1.96%) Terraform
6 33 (0.33%) Salt
7 32 (0.32%) Kibana
8 26 (0.26%) logstash
9 24 (0.24%) HP Quality Center
10 22 (0.22%) Grafana
11 12 (0.12%) Docker Swarm
11 12 (0.12%) HP ALM
11 12 (0.12%) Mesos
12 11 (0.11%) Control-M
12 11 (0.11%) HAProxy
12 11 (0.11%) Single Sign-On
13 10 (0.10%) ITRS Geneos
13 10 (0.10%) Prometheus
13 10 (0.10%) Rundeck
14 7 (0.071%) ZABBIX
Vendors
1 1,224 (12.35%) Microsoft
2 582 (5.87%) Oracle
3 410 (4.14%) Google
4 190 (1.92%) Adobe
5 177 (1.79%) Salesforce.com
6 169 (1.71%) SAP
7 134 (1.35%) ServiceNow
8 122 (1.23%) Sitecore
9 89 (0.90%) Tableau
10 86 (0.87%) IBM
11 69 (0.70%) Splunk
12 63 (0.64%) Red Hat
13 59 (0.60%) Atlassian
14 58 (0.59%) Facebook
15 46 (0.46%) Pega
15 46 (0.46%) Rackspace
16 45 (0.45%) Nintex
17 42 (0.42%) Cypress Semiconductor
17 42 (0.42%) Zend
18 39 (0.39%) WorldPay