The following table provides summary statistics for permanent job vacancies advertised in Canary Wharf with a requirement for JavaScript skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited JavaScript over the 3 months to 26 June 2017 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
London / Canary Wharf
3 months to
26 Jun 2017
Same period 2016 Same period 2015
Rank 6 6 16
Rank change year-on-year 0 +10  
Permanent jobs citing JavaScript 34 24 16
As % of all permanent IT jobs advertised in Canary Wharf 21.66% 16.00% 10.46%
As % of the Programming Languages category 43.04% 35.29% 26.23%
Number of salaries quoted 18 24 14
Median salary £53,750 £57,500 £60,000
Median salary % change year-on-year -6.52% -4.16%  
90% offered a salary of more than £45,700 £55,000 £37,500
10% offered a salary of more than £75,500 £65,000 £70,000
UK excluding London median salary £40,000 £40,000 £39,000
% change year-on-year - +2.56%  

JavaScript is in the programming language skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Canary Wharf with a requirement for programming language skills.

Programming Language Skills
Canary Wharf
Permanent job vacancies with a requirement for programming language skills 79 68 61
As % of all permanent IT job vacancies advertised in Canary Wharf 50.32% 45.33% 39.87%
Number of salaries quoted 49 58 51
Median salary £70,000 £60,000 £57,500
Median salary % change year-on-year +16.66% +4.34%  
90% offered a salary of more than £48,100 £55,000 £37,500
10% offered a salary of more than £78,500 £75,000 £105,000
UK excluding London median salary £42,500 £41,000 £40,000
% change year-on-year +3.65% +2.50%  

JavaScript
Job Vacancy Trend in Canary Wharf

The job posting trend of jobs advertised in Canary Wharf citing JavaScript as a proportion of all permanent or contract IT jobs with a match in the Programming Languages category.

Job vacancy trend for JavaScript in Canary Wharf

JavaScript
Salary Trend in Canary Wharf

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing JavaScript in Canary Wharf.

Salary trend for JavaScript in Canary Wharf

JavaScript
Salary Histogram in Canary Wharf

The salary distribution of IT jobs citing JavaScript in Canary Wharf over the 3 months to 26 June 2017.

Salary histogram for JavaScript in Canary Wharf

For the 6 months to 26 June 2017, IT jobs citing JavaScript also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Canary Wharf region with a requirement for JavaScript.

1 48 (88.89%) HTML
2 46 (85.19%) SQL
3 44 (81.48%) CSS
4 25 (46.30%) Agile Software Development
4 25 (46.30%) Oracle
4 25 (46.30%) SQL Server
5 24 (44.44%) C#
5 24 (44.44%) .NET
6 20 (37.04%) XML
6 20 (37.04%) Marketing
7 19 (35.19%) Digital Marketing
7 19 (35.19%) Eloqua
7 19 (35.19%) Adobe
7 19 (35.19%) ASP.NET
7 19 (35.19%) MVC
7 19 (35.19%) PostgreSQL
7 19 (35.19%) Enterprise Software
8 18 (33.33%) Adobe Campaign
8 18 (33.33%) Relational Database
8 18 (33.33%) Salesforce Marketing Cloud
8 18 (33.33%) Presales
8 18 (33.33%) Marketing Automation
8 18 (33.33%) Cognizant
8 18 (33.33%) Systems Management Server (SMS)
8 18 (33.33%) RDBMS
9 15 (27.78%) AngularJS
10 12 (22.22%) T-SQL
11 11 (20.37%) Mobile App
12 10 (18.52%) IIS
13 9 (16.67%) ASP.NET MVC

JavaScript
Co-occurring IT Skills in Canary Wharf 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 10 (18.52%) IIS
2 2 (3.70%) CMS
2 2 (3.70%) Ethereum
2 2 (3.70%) Hyperledger
2 2 (3.70%) Liferay
3 1 (1.85%) Adobe Experience Manager
3 1 (1.85%) Gunicorn
3 1 (1.85%) nginx
3 1 (1.85%) Tornado
3 1 (1.85%) uWSGI
Business Applications
1 19 (35.19%) Eloqua
2 18 (33.33%) Adobe Campaign
3 1 (1.85%) Dynamics CRM
Cloud Services
1 4 (7.41%) Amazon AWS
2 2 (3.70%) Cloud Computing
3 1 (1.85%) Adobe Analytics
3 1 (1.85%) GitHub
3 1 (1.85%) Microsoft Azure
3 1 (1.85%) SaaS
Database & Business Intelligence
1 25 (46.30%) SQL Server
2 19 (35.19%) PostgreSQL
3 18 (33.33%) RDBMS
3 18 (33.33%) Relational Database
4 4 (7.41%) MariaDB
4 4 (7.41%) VLDB
5 3 (5.56%) Blockchain
5 3 (5.56%) NoSQL
5 3 (5.56%) Redis
6 2 (3.70%) DB2
7 1 (1.85%) MySQL
Development Applications
1 2 (3.70%) Git (software)
1 2 (3.70%) Grunt
1 2 (3.70%) gulp
1 2 (3.70%) jspm
1 2 (3.70%) Karma Test Runner
1 2 (3.70%) Selenium
1 2 (3.70%) SpecFlow
1 2 (3.70%) TeamCity
2 1 (1.85%) Babel
2 1 (1.85%) Mercurial
2 1 (1.85%) Team Foundation Server
2 1 (1.85%) Vagrant
2 1 (1.85%) Visual Studio
2 1 (1.85%) webpack
General
1 20 (37.04%) Marketing
2 6 (11.11%) Banking
2 6 (11.11%) Finance
3 4 (7.41%) Retail
3 4 (7.41%) Telecoms
4 3 (5.56%) Front Office
Job Titles
1 35 (64.81%) Developer
2 19 (35.19%) Architect
2 19 (35.19%) Solutions Architect
3 17 (31.48%) .NET Developer
4 13 (24.07%) C# Developer
4 13 (24.07%) JavaScript Developer
5 12 (22.22%) C# .NET Developer
6 10 (18.52%) ASP.NET Developer
6 10 (18.52%) C# ASP.NET Developer
7 6 (11.11%) Software Developer
7 6 (11.11%) SQL Developer
8 4 (7.41%) Angular Developer
8 4 (7.41%) ASP.NET MVC Developer
8 4 (7.41%) Automation Developer
8 4 (7.41%) Automation Engineer
8 4 (7.41%) Database Developer
8 4 (7.41%) Database Engineer
8 4 (7.41%) Developer/Software Engineer
8 4 (7.41%) Java Developer
8 4 (7.41%) Software Engineer
Libraries, Frameworks & Software Standards
1 48 (88.89%) HTML
2 44 (81.48%) CSS
3 24 (44.44%) .NET
4 20 (37.04%) XML
5 19 (35.19%) ASP.NET
6 15 (27.78%) AngularJS
7 9 (16.67%) ASP.NET MVC
7 9 (16.67%) REST
8 8 (14.81%) React
9 6 (11.11%) jQuery
9 6 (11.11%) RESTful
10 4 (7.41%) CSS3
10 4 (7.41%) HTML5
11 3 (5.56%) Node.js
11 3 (5.56%) Spring
11 3 (5.56%) Twitter Bootstrap
12 2 (3.70%) .NET Framework
12 2 (3.70%) ASP.NET Web API
12 2 (3.70%) Ember.js
12 2 (3.70%) Entity Framework
Miscellaneous
1 19 (35.19%) Enterprise Software
2 11 (20.37%) Mobile App
3 3 (5.56%) Computer Science
3 3 (5.56%) Fintech
3 3 (5.56%) Linux Command Line
4 1 (1.85%) Data Centre
4 1 (1.85%) Derivative
4 1 (1.85%) Equity Derivative
4 1 (1.85%) Greenfield Project
4 1 (1.85%) Management Information System
Operating Systems
1 4 (7.41%) Linux
Processes & Methodologies
1 25 (46.30%) Agile Software Development
2 19 (35.19%) Digital Marketing
2 19 (35.19%) MVC
3 18 (33.33%) Marketing Automation
3 18 (33.33%) Presales
4 9 (16.67%) Mobile Application Development
5 8 (14.81%) DevOps
6 6 (11.11%) Test Automation
6 6 (11.11%) Web Development
7 5 (9.26%) Software Engineering
8 4 (7.41%) Cross-Platform Development
8 4 (7.41%) Data Modelling
8 4 (7.41%) Multithreading
9 3 (5.56%) Content Management
9 3 (5.56%) Cryptography
9 3 (5.56%) Front End Development
10 2 (3.70%) Change Control
10 2 (3.70%) Kanban
10 2 (3.70%) Mathematics
10 2 (3.70%) Open Source
Programming Languages
1 46 (85.19%) SQL
2 24 (44.44%) C#
3 12 (22.22%) T-SQL
4 6 (11.11%) Java
5 5 (9.26%) Python
6 4 (7.41%) Bash Shell
6 4 (7.41%) PowerShell
7 1 (1.85%) ES6
Qualifications
1 3 (5.56%) Degree
2 1 (1.85%) Computer Science Degree
System Software
1 4 (7.41%) Docker
Systems Management
1 18 (33.33%) Systems Management Server (SMS)
2 4 (7.41%) Ansible
3 1 (1.85%) Kubernetes
Vendors
1 25 (46.30%) Oracle
2 19 (35.19%) Adobe
3 18 (33.33%) Cognizant
3 18 (33.33%) Salesforce Marketing Cloud
4 4 (7.41%) Sybase
5 1 (1.85%) Microsoft
5 1 (1.85%) Salesforce.com