Period
to 15 August 2018

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 15 August 2018 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
Central London > City of London
6 months to
15 Aug 2018
Same period 2017 Same period 2016
Rank 7 8 7
Rank change year-on-year +1 -1 +7
Permanent jobs citing JavaScript 1,715 1,665 1,936
As % of all permanent IT jobs advertised in the City of London 15.68% 16.35% 14.89%
As % of the Programming Languages category 25.71% 28.75% 26.25%
Number of salaries quoted 1,572 1,485 1,812
City of London median annual salary £62,500 £60,000 £57,500
Median salary % change year-on-year +4.17% +4.35% +15.00%
10th Percentile £40,000 £39,850 £36,250
90th Percentile £90,000 £87,500 £82,375
Central London median annual salary £60,000 £60,000 £55,000
% change year-on-year - +9.09% +10.00%

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 6,670 5,791 7,376
As % of all permanent IT jobs advertised in the City of London 61.00% 56.87% 56.73%
Number of salaries quoted 6,052 5,266 6,768
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 £40,500 £37,500 £36,500
90th Percentile £93,750 £95,000 £86,250
Central London median annual salary £65,000 £60,000 £57,500
% change year-on-year +8.33% +4.35% +4.55%

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 15 August 2018.

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 15 August 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
London Bridge -9 5 £60,000 -
JavaScript
Central London

For the 6 months to 15 August 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 City of London region with a requirement for JavaScript.

1 997 (58.13%) CSS
2 902 (52.59%) HTML
3 710 (41.40%) Agile Software Development
4 621 (36.21%) C#
5 605 (35.28%) .NET
6 570 (33.24%) AngularJS
7 557 (32.48%) SQL
8 547 (31.90%) Finance
9 501 (29.21%) Java
10 483 (28.16%) React
11 473 (27.58%) MVC
12 384 (22.39%) jQuery
13 380 (22.16%) SQL Server
14 369 (21.52%) Web Development
15 357 (20.82%) TDD
16 350 (20.41%) Front End Development
17 345 (20.12%) ASP.NET
18 330 (19.24%) HTML5
19 320 (18.66%) Node.js
20 312 (18.19%) Git (software)
21 276 (16.09%) OO
22 274 (15.98%) Amazon AWS
23 261 (15.22%) Microsoft Azure
24 252 (14.69%) CSS3
25 248 (14.46%) Python
26 242 (14.11%) Continuous Integration
27 241 (14.05%) PHP
28 240 (13.99%) Scrum
29 235 (13.70%) Software Engineering
29 235 (13.70%) User Experience

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
1 105 (6.12%) SharePoint
2 102 (5.95%) CMS
3 50 (2.92%) WordPress
4 44 (2.57%) Apache
5 36 (2.10%) IIS
6 35 (2.04%) Ethereum
7 34 (1.98%) Drupal
8 32 (1.87%) Umbraco
9 31 (1.81%) Apache Spark
10 28 (1.63%) Tomcat
11 27 (1.57%) Confluence
12 26 (1.52%) Elasticsearch
13 23 (1.34%) Sitecore CMS
14 16 (0.93%) SharePoint 2013
15 15 (0.87%) WebLogic
16 14 (0.82%) SharePoint 2010
17 13 (0.76%) EPiServer
18 10 (0.58%) JBoss
19 8 (0.47%) Kentico
20 6 (0.35%) Hyperledger
Applications
1 22 (1.28%) Microsoft Excel
2 21 (1.22%) Photoshop
3 15 (0.87%) Microsoft Office
4 13 (0.76%) Adobe Illustrator
5 5 (0.29%) Adobe Creative Suite
5 5 (0.29%) InVision
6 3 (0.17%) Adobe Premiere
6 3 (0.17%) InfoPath
6 3 (0.17%) OmniGraffle
7 2 (0.12%) MS Visio
7 2 (0.12%) Spreadsheet
8 1 (0.058%) Chatbot
8 1 (0.058%) InDesign
8 1 (0.058%) Microsoft Project
8 1 (0.058%) XMetaL
Business Applications
1 77 (4.49%) Dynamics CRM
2 33 (1.92%) Distributed Ledger
3 8 (0.47%) MetaTrader
4 6 (0.35%) NetSuite
5 4 (0.23%) Magento
6 2 (0.12%) Salesforce.com CRM
6 2 (0.12%) Shopify
7 1 (0.058%) BondVision
7 1 (0.058%) Endur
7 1 (0.058%) R3 Corda
7 1 (0.058%) Sentinel
Cloud Services
1 274 (15.98%) Amazon AWS
2 261 (15.22%) Microsoft Azure
3 58 (3.38%) GitHub
4 41 (2.39%) Serverless
5 34 (1.98%) AWS Lambda
6 32 (1.87%) SaaS
7 31 (1.81%) Cloud Computing
8 25 (1.46%) npm
9 23 (1.34%) Google Cloud Platform
10 17 (0.99%) Amazon S3
10 17 (0.99%) CloudFront
11 15 (0.87%) NuGet
12 14 (0.82%) Amazon EC2
13 11 (0.64%) PaaS
14 10 (0.58%) Amazon SQS
15 9 (0.52%) AWS Elastic Beanstalk
15 9 (0.52%) Heroku
15 9 (0.52%) Office 365
15 9 (0.52%) Yarn
16 8 (0.47%) BrowserStack
Communications & Networking
1 35 (2.04%) Internet
2 27 (1.57%) HTTP
3 8 (0.47%) NetScaler
3 8 (0.47%) TCP/IP
4 6 (0.35%) Intranet
5 5 (0.29%) SSL
5 5 (0.29%) VPN
6 4 (0.23%) DNS
7 3 (0.17%) AMQP
8 2 (0.12%) HTTPS
8 2 (0.12%) VLAN
9 1 (0.058%) BGP
9 1 (0.058%) Broadband
9 1 (0.058%) CDMA
9 1 (0.058%) EIGRP
9 1 (0.058%) LAN
9 1 (0.058%) LTE
9 1 (0.058%) OSPF
9 1 (0.058%) SMS
9 1 (0.058%) UMTS
Database & Business Intelligence
1 380 (22.16%) SQL Server
2 160 (9.33%) NoSQL
3 149 (8.69%) MySQL
4 87 (5.07%) PostgreSQL
5 81 (4.72%) MongoDB
6 80 (4.66%) Relational Database
7 72 (4.20%) Blockchain
8 54 (3.15%) Big Data
9 51 (2.97%) SQL Server Reporting Services
10 46 (2.68%) Redis
11 45 (2.62%) SQL Server Integration Services
12 42 (2.45%) Data Warehouse
13 36 (2.10%) Power BI
14 27 (1.57%) Hadoop
15 20 (1.17%) SQL Server 2012
16 18 (1.05%) Amazon DynamoDB
16 18 (1.05%) BigQuery
16 18 (1.05%) SQL Server 2008
17 17 (0.99%) Data Lake
18 16 (0.93%) Apache Cassandra
Development Applications
1 312 (18.19%) Git (software)
2 118 (6.88%) Team Foundation Server
3 108 (6.30%) Jenkins
4 96 (5.60%) Selenium
5 90 (5.25%) Visual Studio
6 79 (4.61%) Jasmine
7 76 (4.43%) webpack
8 75 (4.37%) TeamCity
8 75 (4.37%) Visual Studio Team System
9 65 (3.79%) gulp
10 61 (3.56%) JIRA
11 59 (3.44%) Grunt
12 58 (3.38%) Maven
13 44 (2.57%) Octopus Deploy
14 43 (2.51%) Cucumber
15 40 (2.33%) Subversion
16 35 (2.04%) Karma Test Runner
16 35 (2.04%) NUnit
17 29 (1.69%) Gradle
18 28 (1.63%) Protractor
General
1 547 (31.90%) Finance
2 140 (8.16%) Banking
3 121 (7.06%) Advertising
4 49 (2.86%) Marketing
5 43 (2.51%) Games
6 37 (2.16%) Front Office
7 35 (2.04%) Law
7 35 (2.04%) Retail
8 33 (1.92%) Investment Banking
9 29 (1.69%) Telecoms
10 24 (1.40%) Publishing
11 23 (1.34%) Financial Institution
12 20 (1.17%) Back Office
13 14 (0.82%) Legal
14 5 (0.29%) Automotive
14 5 (0.29%) Multimedia
14 5 (0.29%) Retail Banking
15 2 (0.12%) Billing
15 2 (0.12%) French Language
15 2 (0.12%) German Language
Job Titles
1 1,287 (75.04%) Developer
2 297 (17.32%) Senior Developer
3 259 (15.10%) .NET Developer
4 250 (14.58%) C# Developer
5 235 (13.70%) JavaScript Developer
6 233 (13.59%) Front End Developer (Client-Side Developer)
7 185 (10.79%) Full Stack Developer
8 184 (10.73%) Java Developer
9 148 (8.63%) C# .NET Developer
10 118 (6.88%) Angular Developer
11 111 (6.47%) Web Developer
12 110 (6.41%) React Developer
13 93 (5.42%) Architect
14 82 (4.78%) Software Engineer
15 71 (4.14%) Senior JavaScript Developer
16 69 (4.02%) Lead Developer
17 63 (3.67%) Senior .NET Developer
18 59 (3.44%) ASP.NET Developer
19 57 (3.32%) PHP Developer
20 55 (3.21%) Senior C# Developer
Libraries, Frameworks & Software Standards
1 997 (58.13%) CSS
2 902 (52.59%) HTML
3 605 (35.28%) .NET
4 570 (33.24%) AngularJS
5 483 (28.16%) React
6 384 (22.39%) jQuery
7 345 (20.12%) ASP.NET
8 330 (19.24%) HTML5
9 320 (18.66%) Node.js
10 252 (14.69%) CSS3
11 230 (13.41%) Web Services
12 223 (13.00%) ASP.NET MVC
13 192 (11.20%) ASP.NET Web API
14 188 (10.96%) RESTful
15 179 (10.44%) REST
16 178 (10.38%) Twitter Bootstrap
17 175 (10.20%) Sass
18 169 (9.85%) Spring
19 134 (7.81%) XML
20 121 (7.06%) Entity Framework
Miscellaneous
1 235 (13.70%) User Experience
2 172 (10.03%) Computer Science
3 167 (9.74%) Fintech
4 149 (8.69%) Greenfield Project
5 116 (6.76%) Analytical Skills
6 100 (5.83%) Mobile App
7 69 (4.02%) N-Tier
8 43 (2.51%) Self-Motivation
9 25 (1.46%) Bitcoin
9 25 (1.46%) Data Structures
10 22 (1.28%) Hedge funds
11 20 (1.17%) Algorithms
11 20 (1.17%) Xbox
12 17 (0.99%) Enterprise Software
13 16 (0.93%) Foreign Exchange (FX)
14 15 (0.87%) Fixed Income
15 14 (0.82%) Derivative
16 12 (0.70%) W3C
17 11 (0.64%) Equities
17 11 (0.64%) Online Games
Operating Systems
1 189 (11.02%) Linux
2 82 (4.78%) Windows
3 56 (3.27%) Android
4 44 (2.57%) Unix
5 42 (2.45%) Apple iOS
6 16 (0.93%) Ubuntu
7 12 (0.70%) CentOS
7 12 (0.70%) openSUSE
8 8 (0.47%) Windows Server
8 8 (0.47%) Windows Server 2012
9 7 (0.41%) Red Hat Enterprise Linux
10 5 (0.29%) HPUX
11 2 (0.12%) Debian
11 2 (0.12%) Mac OS X
12 1 (0.058%) DC/OS
12 1 (0.058%) Windows Embedded Compact
Processes & Methodologies
1 710 (41.40%) Agile Software Development
2 473 (27.58%) MVC
3 369 (21.52%) Web Development
4 357 (20.82%) TDD
5 350 (20.41%) Front End Development
6 276 (16.09%) OO
7 242 (14.11%) Continuous Integration
8 240 (13.99%) Scrum
9 235 (13.70%) Software Engineering
10 231 (13.47%) Microservices
11 198 (11.55%) Test Automation
12 170 (9.91%) BDD
13 154 (8.98%) DevOps
14 153 (8.92%) Problem-Solving
15 120 (7.00%) SOLID
16 108 (6.30%) Unit Testing
17 103 (6.01%) E-Commerce
18 100 (5.83%) SDLC
19 96 (5.60%) Mentoring
20 92 (5.36%) SOA
Programming Languages
1 621 (36.21%) C#
2 557 (32.48%) SQL
3 501 (29.21%) Java
4 248 (14.46%) Python
5 241 (14.05%) PHP
6 130 (7.58%) T-SQL
7 119 (6.94%) ES6
8 104 (6.06%) TypeScript
9 76 (4.43%) Java 8
10 74 (4.31%) C++
11 63 (3.67%) Ruby
12 56 (3.27%) Scala
13 54 (3.15%) PowerShell
14 37 (2.16%) R
15 30 (1.75%) Bash Shell
15 30 (1.75%) Perl
16 27 (1.57%) Groovy
17 26 (1.52%) ES7
17 26 (1.52%) Go
18 23 (1.34%) Solidity
Qualifications
1 212 (12.36%) Degree
2 91 (5.31%) Computer Science Degree
3 23 (1.34%) PhD
4 10 (0.58%) Security Cleared
5 8 (0.47%) SC Cleared
6 7 (0.41%) Master's Degree
7 5 (0.29%) Numerate Degree
7 5 (0.29%) PMI Certification
8 4 (0.23%) DBS Check
8 4 (0.23%) ISEB
9 3 (0.17%) Microsoft Certification
10 2 (0.12%) AWS Certification
10 2 (0.12%) MCSE
11 1 (0.058%) CBAP
11 1 (0.058%) DV Cleared
11 1 (0.058%) ITIL Certification
11 1 (0.058%) MCSD
11 1 (0.058%) MCTS
11 1 (0.058%) Sun Certification
Quality Assurance & Compliance
1 88 (5.13%) QA
2 11 (0.64%) WCAG
3 9 (0.52%) MiFID
4 5 (0.29%) WAI
5 4 (0.23%) GCP
5 4 (0.23%) GDPR
6 3 (0.17%) Data Quality
6 3 (0.17%) ISO 9001
7 1 (0.058%) ISO/IEC 27001
7 1 (0.058%) PCI DSS
7 1 (0.058%) SLA
System Software
1 137 (7.99%) Docker
2 29 (1.69%) Virtual Machines
3 10 (0.58%) VMware Infrastructure
4 4 (0.23%) Active Directory
5 3 (0.17%) HDFS
6 2 (0.12%) Apache ZooKeeper
6 2 (0.12%) KVM
6 2 (0.12%) LXC
6 2 (0.12%) Xen
7 1 (0.058%) GridGain
Systems Management
1 55 (3.21%) Kubernetes
2 44 (2.57%) Opscode Chef
3 41 (2.39%) Ansible
4 38 (2.22%) Puppet
5 21 (1.22%) Terraform
6 12 (0.70%) Docker Swarm
6 12 (0.70%) Salt
7 11 (0.64%) Kibana
8 10 (0.58%) logstash
9 8 (0.47%) Mesos
9 8 (0.47%) Perfmon
10 5 (0.29%) Nagios
11 4 (0.23%) LiteSpeed
12 2 (0.12%) Apache Shiro
12 2 (0.12%) cPanel
12 2 (0.12%) Graphite
12 2 (0.12%) Packer
12 2 (0.12%) Prometheus
12 2 (0.12%) Red Hat Spacewalk
12 2 (0.12%) ZABBIX
Vendors
1 204 (11.90%) Microsoft
2 81 (4.72%) Oracle
3 64 (3.73%) Nintex
4 35 (2.04%) Google
5 31 (1.81%) Sitecore
6 28 (1.63%) Salesforce.com
7 18 (1.05%) Tableau
8 14 (0.82%) Adobe
9 13 (0.76%) Cognos
9 13 (0.76%) IBM
10 12 (0.70%) TIBCO
11 11 (0.64%) hybris
11 11 (0.64%) VMware
12 10 (0.58%) Apigee
12 10 (0.58%) Splunk
13 8 (0.47%) New Relic
13 8 (0.47%) SAP
13 8 (0.47%) SolarWinds
14 6 (0.35%) Zend
15 5 (0.29%) Charles River