Period
to 24 May 2020

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 24 May 2020 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
England > London
6 months to
24 May 2020
Same period 2019 Same period 2018
Rank 8 6 6
Rank change year-on-year -2 0 0
Permanent jobs citing JavaScript 6,639 9,018 11,282
As % of all permanent jobs advertised in London 17.14% 15.36% 16.28%
As % of the Programming Languages category 30.07% 27.17% 29.06%
Number of salaries quoted 6,308 8,111 9,967
Median annual salary £67,500 £62,500 £60,000
Median salary % change year-on-year +8.00% +4.17% +9.09%
10th Percentile £41,250 £37,500 £36,250
90th Percentile £105,000 £93,750 £88,750
England median annual salary £52,500 £50,000 £47,500
% change year-on-year +5.00% +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 22,081 33,186 38,827
As % of all permanent IT jobs advertised in London 57.02% 56.52% 56.02%
Number of salaries quoted 18,278 27,848 32,053
Median annual salary £70,000 £65,000 £60,000
Median salary % change year-on-year +7.69% +8.33% -
10th Percentile £41,250 £38,500 £37,500
90th Percentile £105,000 £95,000 £92,500
England median annual salary £55,000 £52,500 £50,000
% change year-on-year +4.76% +5.00% +5.26%

JavaScript
Job Vacancy Trend in London

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

Job vacancy trend for JavaScript in London

JavaScript
Salary Trend in London

3-month moving average salary quoted in jobs citing JavaScript in London.

Salary trend for JavaScript in London

JavaScript
Salary Histogram in London

Salary distribution for jobs citing JavaScript in London over the 6 months to 24 May 2020.

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 24 May 2020. 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 -2 1,372 £67,500 +3.85% 152
West London -1 281 £60,000 +9.09% 45
South London -5 115 £52,500 +5.00% 12
East London +1 50 £49,971 -9.14% 26
North London -16 19 £56,250 +2.27% 7
JavaScript
England

For the 6 months to 24 May 2020, 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 3,381 (50.93%) Agile Software Development
2 2,752 (41.45%) React
3 2,599 (39.15%) HTML
4 2,435 (36.68%) CSS
5 2,341 (35.26%) AngularJS
6 2,149 (32.37%) C#
7 2,057 (30.98%) AWS
8 2,052 (30.91%) Node.js
9 1,892 (28.50%) Java
10 1,868 (28.14%) .NET
11 1,680 (25.31%) Finance
12 1,618 (24.37%) Azure
13 1,608 (24.22%) TDD
14 1,564 (23.56%) Software Engineering
15 1,371 (20.65%) Microservices
16 1,351 (20.35%) Python
17 1,289 (19.42%) TypeScript
18 1,251 (18.84%) Scrum
19 1,196 (18.01%) SQL Server
20 1,165 (17.55%) Front End Development
21 1,159 (17.46%) SQL
22 1,119 (16.85%) Git (software)
23 1,116 (16.81%) ASP.NET
24 1,101 (16.58%) MVC
25 1,050 (15.82%) Docker
26 1,033 (15.56%) DevOps
27 988 (14.88%) Vue.js
28 980 (14.76%) Web Services
29 969 (14.60%) BDD
30 943 (14.20%) HTML5

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
1 500 (7.53%) Elasticsearch
2 183 (2.76%) CMS
3 112 (1.69%) Confluence
4 103 (1.55%) SharePoint
5 98 (1.48%) WordPress
6 91 (1.37%) Apache Spark
7 58 (0.87%) EPiServer
8 56 (0.84%) Apache
9 51 (0.77%) Drupal
10 46 (0.69%) Umbraco
11 41 (0.62%) Adobe Experience Manager
11 41 (0.62%) Sitecore CMS
12 39 (0.59%) IIS
12 39 (0.59%) nginx
13 30 (0.45%) ArcGIS
13 30 (0.45%) Oracle Spatial
14 28 (0.42%) Kentico
15 27 (0.41%) DNN
16 26 (0.39%) Immediacy CMS
16 26 (0.39%) Sitefinity
Applications
1 52 (0.78%) Sketch
2 50 (0.75%) Photoshop
3 41 (0.62%) InVision
4 36 (0.54%) Adobe Illustrator
5 32 (0.48%) Chatbot
6 27 (0.41%) Microsoft Office
7 26 (0.39%) Zeplin
8 23 (0.35%) Microsoft Excel
9 17 (0.26%) Adobe Creative Suite
10 16 (0.24%) Adobe XD
10 16 (0.24%) Figma
11 7 (0.11%) InfoPath
11 7 (0.11%) Microsoft PowerPoint
12 6 (0.090%) InDesign
12 6 (0.090%) MS Visio
13 2 (0.030%) Spreadsheet
14 1 (0.015%) Adobe After Effects
14 1 (0.015%) Adobe Premiere
14 1 (0.015%) Blender
14 1 (0.015%) SPSS
Business Applications
1 91 (1.37%) FINCAD Analytics
2 55 (0.83%) Magento
3 45 (0.68%) Dynamics CRM
4 36 (0.54%) Payment Gateway
5 23 (0.35%) Shopify
6 19 (0.29%) Adobe Campaign
7 6 (0.090%) Endur
8 5 (0.075%) NetSuite
8 5 (0.075%) Oracle BPM
8 5 (0.075%) Salesforce.com CRM
9 4 (0.060%) Distributed Ledger
9 4 (0.060%) Eloqua
9 4 (0.060%) OpenText MBPM
9 4 (0.060%) Oracle Applications
9 4 (0.060%) R3 Corda
9 4 (0.060%) SAP Hybris
9 4 (0.060%) StreamServe
10 3 (0.045%) Oracle CRM On Demand
10 3 (0.045%) Remedy ITSM
10 3 (0.045%) SAP S/4HANA
Cloud Services
1 2,057 (30.98%) AWS
2 1,618 (24.37%) Azure
3 555 (8.36%) GCP
4 369 (5.56%) SaaS
5 321 (4.84%) Serverless
6 209 (3.15%) GitHub
7 163 (2.46%) AWS Lambda
8 128 (1.93%) npm
9 103 (1.55%) OpenShift
10 95 (1.43%) Cloud Computing
11 93 (1.40%) Amazon SQS
12 87 (1.31%) Power Platform
13 82 (1.24%) PaaS
14 79 (1.19%) Amazon S3
15 65 (0.98%) Amazon ECS
16 62 (0.93%) Amazon EC2
17 60 (0.90%) Google Analytics
18 57 (0.86%) Office 365
19 55 (0.83%) AWS CloudFormation
20 44 (0.66%) Azure Functions
Communications & Networking
1 167 (2.52%) Internet
2 83 (1.25%) HTTP
3 54 (0.81%) TCP/IP
4 52 (0.78%) Firewall
5 41 (0.62%) Wireshark
6 27 (0.41%) SSL
7 24 (0.36%) Intranet
7 24 (0.36%) VPN
8 21 (0.32%) DNS
9 11 (0.17%) VoIP
10 8 (0.12%) Reverse Proxy
11 6 (0.090%) 3GPP
12 5 (0.075%) Network Security
13 4 (0.060%) DSL
13 4 (0.060%) Wi-Fi
14 3 (0.045%) Bluetooth
14 3 (0.045%) FTP
14 3 (0.045%) SMS
14 3 (0.045%) SSH
14 3 (0.045%) ZigBee
Database & Business Intelligence
1 1,196 (18.01%) SQL Server
2 761 (11.46%) MongoDB
3 565 (8.51%) NoSQL
4 466 (7.02%) MySQL
5 459 (6.91%) PostgreSQL
6 366 (5.51%) SQL Server 2019
7 231 (3.48%) Relational Database
8 216 (3.25%) Redis
9 183 (2.76%) Big Data
10 147 (2.21%) Amazon DynamoDB
11 107 (1.61%) Amazon Athena
12 96 (1.45%) Hadoop
13 93 (1.40%) SQL Server Analysis Services
14 85 (1.28%) Microsoft Analysis Services
15 79 (1.19%) SQL Server 2016
16 74 (1.11%) Amazon RDS
17 66 (0.99%) Power BI
17 66 (0.99%) SQL Server 2012
18 62 (0.93%) Blockchain
19 61 (0.92%) SQL Server Integration Services
Development Applications
1 1,119 (16.85%) Git (software)
2 453 (6.82%) Jenkins
3 322 (4.85%) webpack
4 279 (4.20%) JIRA
5 268 (4.04%) Selenium
6 196 (2.95%) Cucumber
7 192 (2.89%) Visual Studio
8 191 (2.88%) Jasmine
9 183 (2.76%) TeamCity
10 155 (2.33%) Mocha
11 149 (2.24%) Cypress.io
12 142 (2.14%) Maven
13 134 (2.02%) gulp
14 118 (1.78%) JUnit
15 109 (1.64%) Octopus Deploy
16 103 (1.55%) Bitbucket
17 97 (1.46%) Grunt
18 91 (1.37%) NUnit
19 88 (1.33%) Protractor
20 85 (1.28%) CircleCI
General
1 1,680 (25.31%) Finance
2 646 (9.73%) Banking
3 617 (9.29%) Front Office
4 349 (5.26%) Retail
5 333 (5.02%) Marketing
6 283 (4.26%) Games
7 222 (3.34%) Investment Banking
8 123 (1.85%) Advertising
9 109 (1.64%) Public Sector
10 90 (1.36%) Law
11 66 (0.99%) Financial Institution
12 63 (0.95%) Legal
13 37 (0.56%) Publishing
14 33 (0.50%) Telecoms
15 22 (0.33%) Manufacturing
16 20 (0.30%) Multimedia
17 17 (0.26%) Retail Banking
18 16 (0.24%) Automotive
18 16 (0.24%) Billing
19 14 (0.21%) Music Industry
Job Titles
1 4,436 (66.82%) Developer
2 1,033 (15.56%) .NET Developer
3 860 (12.95%) Senior Developer
4 842 (12.68%) Front End Developer (Client-Side Developer)
5 678 (10.21%) C# Developer
6 674 (10.15%) JavaScript Developer
7 648 (9.76%) React Developer
8 640 (9.64%) Full Stack Developer
9 600 (9.04%) Software Engineer
10 505 (7.61%) Java Developer
11 490 (7.38%) C# .NET Developer
12 295 (4.44%) Senior Front-End Developer
13 268 (4.04%) Lead Developer
14 239 (3.60%) Angular Developer
15 224 (3.37%) AWS Developer
16 217 (3.27%) AWS Engineer
17 210 (3.16%) Node.js Developer
18 209 (3.15%) Software Developer
19 208 (3.13%) Junior
20 199 (3.00%) Java Engineer
Libraries, Frameworks & Software Standards
1 2,752 (41.45%) React
2 2,599 (39.15%) HTML
3 2,435 (36.68%) CSS
4 2,341 (35.26%) AngularJS
5 2,052 (30.91%) Node.js
6 1,868 (28.14%) .NET
7 1,116 (16.81%) ASP.NET
8 988 (14.88%) Vue.js
9 980 (14.76%) Web Services
10 943 (14.20%) HTML5
11 864 (13.01%) .NET Core
12 728 (10.97%) Redux
13 720 (10.85%) ASP.NET Web API
14 713 (10.74%) .NET Framework
15 659 (9.93%) ASP.NET MVC
16 617 (9.29%) CSS3
17 613 (9.23%) REST
18 591 (8.90%) jQuery
19 566 (8.53%) RESTful
20 529 (7.97%) Entity Framework
Miscellaneous
1 819 (12.34%) User Experience
2 589 (8.87%) Greenfield Project
3 470 (7.08%) Hedge funds
4 398 (5.99%) Derivative
5 397 (5.98%) Fixed Income
6 296 (4.46%) Analytical Skills
7 276 (4.16%) Mobile App
8 266 (4.01%) Equities
9 221 (3.33%) Foreign Exchange (FX)
10 144 (2.17%) Enterprise Software
11 143 (2.15%) Self-Motivation
12 130 (1.96%) Algorithms
13 119 (1.79%) Blog
14 89 (1.34%) Data Structures
15 83 (1.25%) Cloud Native
16 79 (1.19%) Public Cloud
17 62 (0.93%) Client/Server
18 54 (0.81%) Equity Derivative
19 53 (0.80%) Tandem
20 47 (0.71%) Linux Command Line
Operating Systems
1 476 (7.17%) Linux
2 267 (4.02%) Windows
3 229 (3.45%) Android
4 226 (3.40%) Apple iOS
5 187 (2.82%) Unix
6 90 (1.36%) Mac OS X
7 14 (0.21%) Ubuntu
8 13 (0.20%) Mac OS
9 12 (0.18%) tvOS
9 12 (0.18%) Windows Server
10 9 (0.14%) CentOS
11 6 (0.090%) VMS
12 5 (0.075%) Kali Linux
13 4 (0.060%) CoreOS
14 3 (0.045%) Android TV
14 3 (0.045%) Windows 10
14 3 (0.045%) Windows 7
14 3 (0.045%) Windows Server 2012
15 2 (0.030%) Red Hat Enterprise Linux
16 1 (0.015%) zOS
Processes & Methodologies
1 3,381 (50.93%) Agile Software Development
2 1,608 (24.22%) TDD
3 1,564 (23.56%) Software Engineering
4 1,371 (20.65%) Microservices
5 1,251 (18.84%) Scrum
6 1,165 (17.55%) Front End Development
7 1,101 (16.58%) MVC
8 1,033 (15.56%) DevOps
9 969 (14.60%) BDD
10 737 (11.10%) Test Automation
11 684 (10.30%) Fintech
12 655 (9.87%) OO
13 615 (9.26%) Continuous Integration
14 593 (8.93%) Kanban
15 574 (8.65%) Web Development
16 561 (8.45%) Problem-Solving
17 560 (8.44%) Analytics
18 538 (8.10%) Mentoring
19 501 (7.55%) Asset Management
20 492 (7.41%) Artificial Intelligence
Programming Languages
1 2,149 (32.37%) C#
2 1,892 (28.50%) Java
3 1,351 (20.35%) Python
4 1,289 (19.42%) TypeScript
5 1,159 (17.46%) SQL
6 553 (8.33%) PHP
7 447 (6.73%) ES6
8 355 (5.35%) Ruby
9 297 (4.47%) C++
10 262 (3.95%) Kotlin
11 236 (3.55%) Go
12 211 (3.18%) Java 8
13 195 (2.94%) T-SQL
14 179 (2.70%) Scala
15 122 (1.84%) F#
16 106 (1.60%) Bash Shell
17 104 (1.57%) C
18 94 (1.42%) R
19 93 (1.40%) PowerShell
20 62 (0.93%) ES7
Qualifications
1 585 (8.81%) Degree
2 220 (3.31%) Computer Science Degree
3 78 (1.17%) Security Cleared
4 51 (0.77%) SC Cleared
5 29 (0.44%) Master's Degree
6 15 (0.23%) ISTQB
6 15 (0.23%) MCP
7 14 (0.21%) DV Cleared
7 14 (0.21%) PhD
8 12 (0.18%) AWS Certification
9 11 (0.17%) DBS Check
10 10 (0.15%) Microsoft Certification
10 10 (0.15%) Numerate Degree
11 4 (0.060%) ITIL Foundation Certificate
12 3 (0.045%) BPSS Clearance
12 3 (0.045%) CISSP
12 3 (0.045%) CREST Certified
12 3 (0.045%) CSSLP
12 3 (0.045%) ISTQB Foundation Certification
12 3 (0.045%) ITIL Certification
Quality Assurance & Compliance
1 498 (7.50%) QA
2 14 (0.21%) GDPR
3 11 (0.17%) ISO/IEC 27001
4 5 (0.075%) Data Quality
4 5 (0.075%) SLA
5 3 (0.045%) PCI DSS
5 3 (0.045%) PMO
6 2 (0.030%) Solvency II
6 2 (0.030%) WCAG
7 1 (0.015%) Dublin Core
7 1 (0.015%) ISO 8583
7 1 (0.015%) RMADS
System Software
1 1,050 (15.82%) Docker
2 18 (0.27%) Active Directory
3 16 (0.24%) Virtual Machines
4 9 (0.14%) VirtualBox
5 7 (0.11%) Hyper-V
6 4 (0.060%) LXC
7 3 (0.045%) Time Sharing Option
7 3 (0.045%) Varnish
8 2 (0.030%) Firmware
8 2 (0.030%) HDFS
8 2 (0.030%) vSphere
9 1 (0.015%) Apache ZooKeeper
9 1 (0.015%) VMware Infrastructure
Systems Management
1 754 (11.36%) Kubernetes
2 290 (4.37%) Terraform
3 182 (2.74%) Ansible
4 80 (1.21%) Puppet
5 69 (1.04%) Opscode Chef
6 23 (0.35%) Single Sign-On
7 19 (0.29%) Istio
8 18 (0.27%) Kibana
9 15 (0.23%) Mesos
9 15 (0.23%) Prometheus
10 13 (0.20%) CA Service Virtualization
10 13 (0.20%) Docker Swarm
11 11 (0.17%) Grafana
12 8 (0.12%) Packer
13 7 (0.11%) HP Quality Center
13 7 (0.11%) Nessus
13 7 (0.11%) Nmap
14 5 (0.075%) CA Single Sign-On
14 5 (0.075%) Consul
14 5 (0.075%) Sysdig
Vendors
1 606 (9.13%) Microsoft
2 382 (5.75%) Google
3 236 (3.55%) Oracle
4 150 (2.26%) Adobe
5 119 (1.79%) Salesforce.com
6 118 (1.78%) ServiceNow
7 101 (1.52%) Bloomberg
8 61 (0.92%) SAP
9 56 (0.84%) Apple
10 48 (0.72%) Zend
11 44 (0.66%) Sitecore
12 40 (0.60%) Facebook
13 34 (0.51%) Tableau
14 30 (0.45%) ESRI
15 26 (0.39%) Alterian
15 26 (0.39%) Splunk
16 20 (0.30%) New Relic
17 19 (0.29%) Atlassian
18 18 (0.27%) YouTube
19 17 (0.26%) MuleSoft