Period
to 21 January 2022

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 21 January 2022 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
England > London
6 months to
21 Jan 2022
Same period 2021 Same period 2020
Rank 8 11 8
Rank change year-on-year +3 -3 -1
Permanent jobs citing JavaScript 9,574 4,272 8,282
As % of all permanent jobs advertised in London 18.84% 17.83% 16.11%
As % of the Programming Languages category 32.00% 29.32% 28.52%
Number of salaries quoted 5,368 3,810 7,180
10th Percentile £45,000 £43,750 £40,000
25th Percentile £55,000 £53,750 £50,000
Median annual salary (50th Percentile) £75,000 £67,500 £65,000
Median % change year-on-year +11.11% +3.85% +4.00%
75th Percentile £95,000 £85,000 £83,750
90th Percentile £120,000 £108,750 £101,250
England median annual salary £60,000 £55,000 £50,000
% 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 London with a requirement for coding skills.

All Programming Languages
London
Permanent vacancies with a requirement for coding skills 29,921 14,571 29,042
As % of all permanent IT jobs advertised in London 58.89% 60.82% 56.50%
Number of salaries quoted 19,198 12,665 24,398
10th Percentile £45,000 £45,000 £40,000
25th Percentile £56,250 £55,000 £50,000
Median annual salary (50th Percentile) £75,000 £70,000 £67,500
Median % change year-on-year +7.14% +3.70% +3.85%
75th Percentile £95,000 £87,500 £85,000
90th Percentile £115,000 £105,000 £105,000
England median annual salary £60,000 £57,500 £55,000
% change year-on-year +4.35% +4.55% +4.76%

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 21 January 2022.

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 21 January 2022. 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
Jobs
Central London -2 902 £72,500 +3.57% 452
West London 0 339 £67,500 +17.39% 124
South London +4 157 £52,500 -12.94% 24
East London -19 46 £67,500 +26.17% 108
North London -12 9 £150,000 +185.71% 9
JavaScript
England

For the 6 months to 21 January 2022, 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 5,393 (56.33%) React
2 4,603 (48.08%) Agile Software Development
3 3,488 (36.43%) HTML
4 3,280 (34.26%) TypeScript
5 3,274 (34.20%) CSS
6 3,152 (32.92%) Node.js
7 3,084 (32.21%) Software Engineering
8 2,977 (31.09%) Full Stack Development
9 2,909 (30.38%) AWS
10 2,538 (26.51%) Finance
11 2,520 (26.32%) Python
12 2,394 (25.01%) Java
13 2,336 (24.40%) CI/CD
14 2,137 (22.32%) Docker
15 2,062 (21.54%) AngularJS
16 2,015 (21.05%) C#
17 2,009 (20.98%) DevOps
18 1,922 (20.08%) Azure
19 1,912 (19.97%) Git (software)
20 1,875 (19.58%) Social Skills
21 1,855 (19.38%) SQL
22 1,770 (18.49%) TDD
23 1,726 (18.03%) .NET
24 1,701 (17.77%) Kubernetes
25 1,670 (17.44%) Front End Development
26 1,628 (17.00%) User Experience
27 1,600 (16.71%) Microservices
28 1,488 (15.54%) Test Automation
29 1,410 (14.73%) HTML5
30 1,384 (14.46%) REST

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
1 463 (4.84%) CMS
2 360 (3.76%) Elasticsearch
3 216 (2.26%) WordPress
4 206 (2.15%) Confluence
5 201 (2.10%) Apache
6 95 (0.99%) nginx
7 91 (0.95%) Drupal
8 73 (0.76%) SharePoint
9 69 (0.72%) Apache Spark
10 63 (0.66%) uWSGI
11 43 (0.45%) Tomcat
12 42 (0.44%) Headless CMS
12 42 (0.44%) IIS
13 34 (0.36%) IBM Domino
14 33 (0.34%) Sitecore CMS
15 31 (0.32%) Ethereum
16 27 (0.28%) EPiServer
17 24 (0.25%) GeoServer
18 23 (0.24%) Adobe Experience Manager
19 19 (0.20%) Mendix
Applications
1 120 (1.25%) Sketch
2 74 (0.77%) Photoshop
3 71 (0.74%) Microsoft Excel
4 56 (0.58%) Adobe XD
5 55 (0.57%) Microsoft Office
6 39 (0.41%) InVision
7 30 (0.31%) Chatbot
8 22 (0.23%) Adobe Illustrator
9 20 (0.21%) Microsoft PowerPoint
10 15 (0.16%) Adobe Creative Suite
11 14 (0.15%) Spreadsheet
12 5 (0.052%) Adobe Premiere
12 5 (0.052%) Final Cut Pro
12 5 (0.052%) GIMP
13 4 (0.042%) InDesign
14 3 (0.031%) OmniGraffle
14 3 (0.031%) Zeplin
15 2 (0.021%) Adobe After Effects
15 2 (0.021%) Marvel
15 2 (0.021%) SPSS
Business Applications
1 71 (0.74%) Dynamics CRM
2 66 (0.69%) Shopify
3 44 (0.46%) Magento
4 40 (0.42%) Payment Gateway
5 28 (0.29%) Summit
6 26 (0.27%) Distributed Ledger
7 13 (0.14%) R3 Corda
7 13 (0.14%) Sentinel
8 12 (0.13%) NetSuite
8 12 (0.13%) SAP Hybris
9 9 (0.094%) WebTrends
10 8 (0.084%) Adobe Campaign
11 7 (0.073%) Salesforce.com CRM
12 5 (0.052%) Remedy ITSM
13 4 (0.042%) StreamServe
14 3 (0.031%) Dynamics AX
14 3 (0.031%) SAP S/4HANA
14 3 (0.031%) Sparx Enterprise Architect
15 2 (0.021%) Eloqua
15 2 (0.021%) Oracle BPM
Cloud Services
1 2,909 (30.38%) AWS
2 1,922 (20.08%) Azure
3 1,191 (12.44%) GCP
4 1,068 (11.16%) Serverless
5 727 (7.59%) GitHub
6 616 (6.43%) SaaS
7 551 (5.76%) AWS Lambda
8 406 (4.24%) npm
9 380 (3.97%) Amazon S3
10 209 (2.18%) Amazon EC2
11 200 (2.09%) Amazon SQS
12 177 (1.85%) Cloud Computing
12 177 (1.85%) PaaS
13 136 (1.42%) Figma
14 133 (1.39%) AWS Step Functions
15 132 (1.38%) Heroku
16 127 (1.33%) AWS CloudFormation
17 118 (1.23%) OpenShift
18 105 (1.10%) Power Platform
19 101 (1.05%) Amazon ECS
Communications & Networking
1 380 (3.97%) HTTP
2 180 (1.88%) Broadband
3 155 (1.62%) Internet
4 60 (0.63%) TCP/IP
5 41 (0.43%) DNS
6 35 (0.37%) Bluetooth
7 29 (0.30%) VoIP
8 25 (0.26%) SSH
9 23 (0.24%) MQTT
10 22 (0.23%) DVB
11 17 (0.18%) Firewall
12 15 (0.16%) 5G
13 14 (0.15%) DHCP
13 14 (0.15%) HTTPS
14 12 (0.13%) SSL
14 12 (0.13%) Wireless
15 11 (0.11%) WebEx
16 10 (0.10%) Network Security
16 10 (0.10%) Skype
17 8 (0.084%) SMS
Database & Business Intelligence
1 939 (9.81%) SQL Server
2 880 (9.19%) MySQL
3 828 (8.65%) PostgreSQL
4 691 (7.22%) NoSQL
5 629 (6.57%) MongoDB
6 470 (4.91%) Redis
7 431 (4.50%) Relational Database
8 401 (4.19%) Amazon DynamoDB
9 209 (2.18%) Big Data
10 195 (2.04%) Amazon RDS
11 185 (1.93%) Blockchain
12 116 (1.21%) RDBMS
13 109 (1.14%) Amazon Aurora
14 101 (1.05%) Apache Cassandra
15 68 (0.71%) Apache Ignite
16 67 (0.70%) Power BI
17 48 (0.50%) BigQuery
18 46 (0.48%) Azure SQL Database
19 42 (0.44%) Data Warehouse
19 42 (0.44%) Hadoop
Development Applications
1 1,912 (19.97%) Git (software)
2 860 (8.98%) Jenkins
3 616 (6.43%) Cypress.io
4 587 (6.13%) webpack
5 500 (5.22%) JIRA
6 454 (4.74%) Selenium
7 289 (3.02%) Postman
8 248 (2.59%) GitLab
9 247 (2.58%) TeamCity
10 230 (2.40%) Octopus Deploy
11 227 (2.37%) Mocha
12 223 (2.33%) Cucumber
13 219 (2.29%) Team Foundation Server
14 218 (2.28%) CircleCI
15 201 (2.10%) Jasmine
16 198 (2.07%) Bitbucket
17 170 (1.78%) NUnit
18 158 (1.65%) gulp
19 135 (1.41%) Moq
20 120 (1.25%) Grunt
General
1 2,538 (26.51%) Finance
2 1,875 (19.58%) Social Skills
3 611 (6.38%) Analytical Skills
4 539 (5.63%) Front Office
5 521 (5.44%) Marketing
6 512 (5.35%) Banking
7 506 (5.29%) Retail
8 380 (3.97%) Games
9 292 (3.05%) Inclusion and Diversity
10 283 (2.96%) Advertising
11 139 (1.45%) Public Sector
12 122 (1.27%) Publishing
13 110 (1.15%) Investment Banking
14 97 (1.01%) Law
15 96 (1.00%) Financial Institution
16 85 (0.89%) Manufacturing
17 84 (0.88%) Pharmaceutical
18 78 (0.81%) Legal
19 75 (0.78%) Organisational Skills
20 69 (0.72%) Automotive
Job Titles
1 5,414 (56.55%) Developer
2 1,630 (17.03%) Software Engineer
3 1,262 (13.18%) Senior Developer
4 1,028 (10.74%) Full Stack Developer
5 1,005 (10.50%) Front End Developer (Client-Side Developer)
6 996 (10.40%) React Developer
7 580 (6.06%) JavaScript Developer
8 533 (5.57%) Developer/Software Engineer
9 484 (5.06%) .NET Developer
10 434 (4.53%) Java Developer
11 428 (4.47%) Lead Developer
12 421 (4.40%) Senior Software Engineer
13 359 (3.75%) Software Developer
14 287 (3.00%) Python Developer
15 278 (2.90%) UI Developer
16 275 (2.87%) Architect
17 258 (2.69%) Python Engineer
18 252 (2.63%) Web Developer
19 250 (2.61%) Backend Developer
20 248 (2.59%) PHP Developer
Libraries, Frameworks & Software Standards
1 5,393 (56.33%) React
2 3,488 (36.43%) HTML
3 3,274 (34.20%) CSS
4 3,152 (32.92%) Node.js
5 2,062 (21.54%) AngularJS
6 1,726 (18.03%) .NET
7 1,410 (14.73%) HTML5
8 1,384 (14.46%) REST
9 1,174 (12.26%) Vue.js
10 913 (9.54%) RESTful
11 903 (9.43%) Redux
12 838 (8.75%) CSS3
13 803 (8.39%) Web Services
14 794 (8.29%) GraphQL
15 694 (7.25%) Sass
16 649 (6.78%) .NET Core
17 637 (6.65%) jQuery
18 619 (6.47%) Jest
19 603 (6.30%) ASP.NET
20 602 (6.29%) Spring
Miscellaneous
1 1,628 (17.00%) User Experience
2 666 (6.96%) Greenfield Project
3 466 (4.87%) Hedge funds
4 464 (4.85%) Mobile App
5 417 (4.36%) Equities
6 371 (3.88%) Foreign Exchange (FX)
7 343 (3.58%) Fixed Income
8 313 (3.27%) Derivative
9 289 (3.02%) Self-Motivation
10 266 (2.78%) Algorithms
11 262 (2.74%) Cloud Native
12 261 (2.73%) Data Structures
13 242 (2.53%) Enterprise Software
14 213 (2.22%) Blog
15 212 (2.21%) Social Media
16 192 (2.01%) Virtual Team
17 108 (1.13%) Legacy Code
18 88 (0.92%) Legacy Systems
19 79 (0.83%) Public Cloud
20 77 (0.80%) Video\Live Streaming
Operating Systems
1 612 (6.39%) Linux
2 319 (3.33%) Windows
3 302 (3.15%) Apple iOS
4 298 (3.11%) Android
5 177 (1.85%) Unix
6 48 (0.50%) Ubuntu
7 28 (0.29%) VMS
8 27 (0.28%) Mac OS
9 18 (0.19%) Windows Server
10 14 (0.15%) Red Hat Enterprise Linux
11 12 (0.13%) Mesosphere
12 11 (0.11%) CentOS
13 10 (0.10%) Solaris
14 8 (0.084%) Kali Linux
15 6 (0.063%) Alpine Linux
16 2 (0.021%) Windows Server 2012
16 2 (0.021%) Windows Vista
17 1 (0.010%) Debian
17 1 (0.010%) FreeBSD
17 1 (0.010%) Mac OS X
Processes & Methodologies
1 4,603 (48.08%) Agile Software Development
2 3,084 (32.21%) Software Engineering
3 2,977 (31.09%) Full Stack Development
4 2,336 (24.40%) CI/CD
5 2,009 (20.98%) DevOps
6 1,770 (18.49%) TDD
7 1,670 (17.44%) Front End Development
8 1,600 (16.71%) Microservices
9 1,488 (15.54%) Test Automation
10 1,324 (13.83%) Problem-Solving
11 1,199 (12.52%) Mentoring
12 1,046 (10.93%) Scrum
13 1,035 (10.81%) Continuous Integration
14 959 (10.02%) Analytics
15 935 (9.77%) SDLC
16 914 (9.55%) Computer Science
17 883 (9.22%) Fintech
18 848 (8.86%) Web Development
19 747 (7.80%) UX Design
20 710 (7.42%) OO
Programming Languages
1 3,280 (34.26%) TypeScript
2 2,520 (26.32%) Python
3 2,394 (25.01%) Java
4 2,015 (21.05%) C#
5 1,855 (19.38%) SQL
6 908 (9.48%) PHP
7 688 (7.19%) ES6
8 525 (5.48%) Go
9 444 (4.64%) Ruby
10 375 (3.92%) Kotlin
11 365 (3.81%) C++
12 250 (2.61%) Scala
13 229 (2.39%) Bash
13 229 (2.39%) PowerShell
14 202 (2.11%) C
15 175 (1.83%) T-SQL
16 159 (1.66%) Java 8
17 140 (1.46%) ES7
18 120 (1.25%) Clojure
19 117 (1.22%) Perl
Qualifications
1 998 (10.42%) Degree
2 432 (4.51%) Computer Science Degree
3 87 (0.91%) Master's Degree
4 84 (0.88%) Security Cleared
5 62 (0.65%) SC Cleared
6 61 (0.64%) Numerate Degree
7 32 (0.33%) AWS Certification
8 31 (0.32%) ISTQB
9 28 (0.29%) SANS
10 23 (0.24%) ISEB
11 21 (0.22%) PhD
12 16 (0.17%) Microsoft Certification
13 12 (0.13%) CISSP
13 12 (0.13%) GCFA
13 12 (0.13%) GCIA
13 12 (0.13%) GCIH
14 11 (0.11%) DBS Check
14 11 (0.11%) GCFE
14 11 (0.11%) OSCP
14 11 (0.11%) PMI Certification
Quality Assurance & Compliance
1 1,000 (10.44%) QA
2 373 (3.90%) Accessibility
3 56 (0.58%) GDPR
4 52 (0.54%) WCAG
5 33 (0.34%) Data Quality
5 33 (0.34%) ISO/IEC 27001
6 21 (0.22%) SLA
7 14 (0.15%) SOC 2
8 11 (0.11%) NIST
9 10 (0.10%) PCI DSS
9 10 (0.10%) WAI
10 9 (0.094%) HIPAA
11 8 (0.084%) NIST 800
12 5 (0.052%) GRC
12 5 (0.052%) PSD2
13 3 (0.031%) IEC 62304
13 3 (0.031%) ISO 13485
14 1 (0.010%) DICOM
14 1 (0.010%) GAMP
14 1 (0.010%) HL7
System Software
1 2,137 (22.32%) Docker
2 25 (0.26%) Active Directory
3 22 (0.23%) Virtual Machines
4 13 (0.14%) Apache ZooKeeper
5 7 (0.073%) Varnish
6 6 (0.063%) ISA Server
6 6 (0.063%) Kamailio
6 6 (0.063%) OpenSIPS
6 6 (0.063%) VirtualBox
6 6 (0.063%) VMware Infrastructure
7 2 (0.021%) Apache Flume
7 2 (0.021%) Firmware
7 2 (0.021%) Hyper-V
7 2 (0.021%) Xen
8 1 (0.010%) FreeRADIUS
8 1 (0.010%) HDFS
8 1 (0.010%) NDS
8 1 (0.010%) Virtual Servers
8 1 (0.010%) vSphere
Systems Management
1 1,701 (17.77%) Kubernetes
2 848 (8.86%) Terraform
3 315 (3.29%) Ansible
4 179 (1.87%) Grafana
5 102 (1.07%) Puppet
6 81 (0.85%) Prometheus
7 80 (0.84%) Opscode Chef
8 42 (0.44%) Kibana
9 36 (0.38%) Single Sign-On
10 35 (0.37%) Istio
11 34 (0.36%) logstash
12 29 (0.30%) Opsgenie
13 25 (0.26%) ZABBIX
14 24 (0.25%) MIIS
15 22 (0.23%) Hadoop YARN
16 20 (0.21%) Pingdom
17 19 (0.20%) HAProxy
18 17 (0.18%) Consul
19 15 (0.16%) Docker Swarm
20 14 (0.15%) linkerd
Vendors
1 881 (9.20%) Google
2 619 (6.47%) Microsoft
3 247 (2.58%) Salesforce.com
4 227 (2.37%) Oracle
5 182 (1.90%) Adobe
6 78 (0.81%) LexisNexis
7 76 (0.79%) Splunk
8 72 (0.75%) Apple
9 70 (0.73%) Facebook
10 66 (0.69%) New Relic
11 65 (0.68%) Sitecore
11 65 (0.68%) Twitter
12 63 (0.66%) Atlassian
13 52 (0.54%) Bloomberg
14 48 (0.50%) YouTube
15 47 (0.49%) Red Hat
16 44 (0.46%) Spotify
17 39 (0.41%) ServiceNow
18 37 (0.39%) SAP
19 35 (0.37%) MuleSoft