Period
to 14 December 2018

The following table provides summary statistics for contract job vacancies advertised in Canary Wharf with a requirement for JavaScript skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited JavaScript over the 6 months to 14 December 2018 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

JavaScript (including ECMAScript)
Tower Hamlets > Canary Wharf
6 months to
14 Dec 2018
Same period 2017 Same period 2016
Rank 23 10 11
Rank change year-on-year -13 +1 +15
Contract jobs citing JavaScript 48 51 33
As % of all contract IT jobs advertised in Canary Wharf 12.83% 17.06% 10.51%
As % of the Programming Languages category 16.90% 31.68% 23.24%
Number of daily rates quoted 38 32 24
Canary Wharf median daily rate £525 £575 £450
Median daily rate % change year-on-year -8.70% +27.78% -14.29%
10th Percentile £400 £439 £319
90th Percentile £558 £650 £635
Tower Hamlets median daily rate £525 £575 £450
% change year-on-year -8.70% +27.78% -18.18%
Number of hourly rates quoted 0 0 0
Canary Wharf median hourly rate - - -
Tower Hamlets median hourly rate - - -

JavaScript is in the Programming Languages category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Canary Wharf with a requirement for coding skills.

All Programming Languages
Canary Wharf
Contract vacancies with a requirement for coding skills 284 161 142
As % of all contract IT jobs advertised in Canary Wharf 75.94% 53.85% 45.22%
Number of daily rates quoted 249 129 105
Canary Wharf median daily rate £550 £550 £450
Median daily rate % change year-on-year - +22.22% -10.00%
10th Percentile £413 £408 £313
90th Percentile £650 £650 £625
Tower Hamlets median daily rate £550 £550 £450
% change year-on-year - +22.22% -10.00%
Number of hourly rates quoted 0 0 0
Canary Wharf median hourly rate - - -
Tower Hamlets median hourly rate - - -

JavaScript
Job Vacancy Trend in Canary Wharf

Job postings citing JavaScript as a percentage of all IT jobs advertised in Canary Wharf.

Job vacancy trend for JavaScript in Canary Wharf

JavaScript
Contractor Daily Rate Trend in Canary Wharf

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing JavaScript in Canary Wharf.

Contractor daily rate trend for JavaScript in Canary Wharf

JavaScript
Contractor Daily Rate Histogram in Canary Wharf

The daily rate distribution of IT jobs citing JavaScript in Canary Wharf over the 6 months to 14 December 2018.

Contractor daily rate histogram for JavaScript in Canary Wharf

JavaScript
Contractor Hourly Rate Trend in Canary Wharf

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing JavaScript in Canary Wharf.

Contractor hourly rate trend for JavaScript in Canary Wharf

For the 6 months to 14 December 2018, IT contractor 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 contract job ads across the Canary Wharf region with a requirement for JavaScript.

1 32 (66.67%) Agile Software Development
2 26 (54.17%) React
3 25 (52.08%) SQL
4 24 (50.00%) Amazon AWS
5 22 (45.83%) TDD
6 21 (43.75%) Machine Learning
7 19 (39.58%) Finance
7 19 (39.58%) NoSQL
8 18 (37.50%) Microservices
9 17 (35.42%) HTML
9 17 (35.42%) Python
10 16 (33.33%) Java
10 16 (33.33%) Web Services
11 15 (31.25%) Node.js
11 15 (31.25%) REST
11 15 (31.25%) Confluence
11 15 (31.25%) BDD
11 15 (31.25%) MongoDB
11 15 (31.25%) Apache Cassandra
11 15 (31.25%) JIRA
11 15 (31.25%) Test Automation
12 14 (29.17%) Open Source
12 14 (29.17%) Banking
13 13 (27.08%) Splunk
13 13 (27.08%) Web Development
13 13 (27.08%) Pandas
13 13 (27.08%) Redux
14 12 (25.00%) Elastic Stack
14 12 (25.00%) Task Automation
14 12 (25.00%) pytest

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 15 (31.25%) Confluence
2 5 (10.42%) CMS
3 4 (8.33%) NServiceBus
4 3 (6.25%) Apache Solr
4 3 (6.25%) Apache Spark
4 3 (6.25%) Elasticsearch
5 2 (4.17%) JBoss
6 1 (2.08%) Ethereum
6 1 (2.08%) Hyperledger
6 1 (2.08%) Oracle Workflow
6 1 (2.08%) SharePoint
6 1 (2.08%) SharePoint 2010
Applications
1 2 (4.17%) Microsoft Excel
1 2 (4.17%) Spreadsheet
Business Applications
1 4 (8.33%) Dynamics CRM
2 1 (2.08%) Distributed Ledger
Cloud Services
1 24 (50.00%) Amazon AWS
2 12 (25.00%) SaaS
3 6 (12.50%) Serverless
4 5 (10.42%) AWS Elastic Beanstalk
4 5 (10.42%) AWS Lambda
5 3 (6.25%) Amazon S3
6 2 (4.17%) Microsoft Azure
7 1 (2.08%) Amazon EC2
7 1 (2.08%) Dynamics 365
7 1 (2.08%) GitHub
Communications & Networking
1 4 (8.33%) Internet
2 3 (6.25%) Kerberos
2 3 (6.25%) SSL
2 3 (6.25%) VPN
3 1 (2.08%) Firewall
3 1 (2.08%) Network Security
Database & Business Intelligence
1 19 (39.58%) NoSQL
2 15 (31.25%) Apache Cassandra
2 15 (31.25%) MongoDB
3 6 (12.50%) Relational Database
4 5 (10.42%) Big Data
5 4 (8.33%) Amazon Redshift
5 4 (8.33%) Parquet
6 3 (6.25%) Amazon RDS
6 3 (6.25%) Apache Hive
6 3 (6.25%) Data Lake
6 3 (6.25%) Data Mining
6 3 (6.25%) Data Warehouse
6 3 (6.25%) Hadoop
6 3 (6.25%) HBase
6 3 (6.25%) Power BI
6 3 (6.25%) RDBMS
7 2 (4.17%) Amazon Aurora
7 2 (4.17%) Blockchain
7 2 (4.17%) SQL Server
7 2 (4.17%) Sqoop
Development Applications
1 15 (31.25%) JIRA
2 12 (25.00%) Bitbucket
2 12 (25.00%) Pylint
3 6 (12.50%) Cucumber
3 6 (12.50%) webpack
4 5 (10.42%) Git (software)
4 5 (10.42%) Jasmine
5 3 (6.25%) FishEye
6 1 (2.08%) Jenkins
6 1 (2.08%) SonarQube
6 1 (2.08%) Visual Studio
6 1 (2.08%) Visual Studio Team System
General
1 19 (39.58%) Finance
2 14 (29.17%) Banking
3 9 (18.75%) Games
4 2 (4.17%) Back Office
5 1 (2.08%) Financial Institution
Job Titles
1 48 (100.00%) Developer
2 14 (29.17%) Python Developer
3 6 (12.50%) Front End Developer (Client-Side Developer)
3 6 (12.50%) Full Stack Developer
3 6 (12.50%) Node.js Developer
3 6 (12.50%) React Developer
4 5 (10.42%) C# Developer
4 5 (10.42%) JavaScript Developer
5 4 (8.33%) Microsoft Developer
6 3 (6.25%) Big Data Developer
6 3 (6.25%) C# WPF Developer
6 3 (6.25%) WPF Developer
7 2 (4.17%) Agile Developer
7 2 (4.17%) Excel Developer
7 2 (4.17%) Senior Developer
8 1 (2.08%) C Developer
8 1 (2.08%) Java Developer
8 1 (2.08%) PHP Developer
8 1 (2.08%) Senior Python Developer
8 1 (2.08%) SharePoint Developer
Libraries, Frameworks & Software Standards
1 26 (54.17%) React
2 17 (35.42%) HTML
3 16 (33.33%) Web Services
4 15 (31.25%) Node.js
4 15 (31.25%) REST
5 13 (27.08%) Pandas
5 13 (27.08%) Redux
6 12 (25.00%) Elastic Stack
6 12 (25.00%) pytest
6 12 (25.00%) RESTful
7 10 (20.83%) CSS
8 9 (18.75%) AngularJS
8 9 (18.75%) HTML5
9 8 (16.67%) jQuery
10 7 (14.58%) JSON
11 6 (12.50%) Sass
12 5 (10.42%) Backbone.js
12 5 (10.42%) Compass CSS Framework
12 5 (10.42%) Twitter Bootstrap
13 4 (8.33%) OAuth2
Miscellaneous
1 8 (16.67%) Fintech
2 6 (12.50%) User Experience
3 4 (8.33%) Analytical Skills
4 3 (6.25%) Algorithms
5 2 (4.17%) Derivative
5 2 (4.17%) Wiki
6 1 (2.08%) Self-Motivation
Operating Systems
1 3 (6.25%) Unix
2 1 (2.08%) Windows
Processes & Methodologies
1 32 (66.67%) Agile Software Development
2 22 (45.83%) TDD
3 21 (43.75%) Machine Learning
4 18 (37.50%) Microservices
5 15 (31.25%) BDD
5 15 (31.25%) Test Automation
6 14 (29.17%) Open Source
7 13 (27.08%) Web Development
8 12 (25.00%) SDLC
8 12 (25.00%) Software Engineering
8 12 (25.00%) Task Automation
9 10 (20.83%) Analytics
9 10 (20.83%) Front End Development
9 10 (20.83%) Scrum
10 9 (18.75%) Data Science
10 9 (18.75%) Disruptive Innovation
10 9 (18.75%) OO
11 8 (16.67%) DevOps
12 6 (12.50%) Collaborative Working
12 6 (12.50%) Continuous Integration
Programming Languages
1 25 (52.08%) SQL
2 17 (35.42%) Python
3 16 (33.33%) Java
4 8 (16.67%) C#
4 8 (16.67%) TypeScript
5 6 (12.50%) ES6
6 3 (6.25%) Bash Shell
6 3 (6.25%) Perl
6 3 (6.25%) R
6 3 (6.25%) Scala
7 2 (4.17%) VBA
8 1 (2.08%) C
8 1 (2.08%) Go
8 1 (2.08%) PHP
8 1 (2.08%) PHP 7
8 1 (2.08%) Shell Script
8 1 (2.08%) Solidity
Qualifications
1 1 (2.08%) Computer Science Degree
1 1 (2.08%) Degree
System Software
1 7 (14.58%) Docker
2 5 (10.42%) HDFS
Systems Management
1 3 (6.25%) Ansible
1 3 (6.25%) Hadoop YARN
2 2 (4.17%) Kubernetes
Vendors
1 13 (27.08%) Splunk
2 5 (10.42%) Microsoft
3 3 (6.25%) Atlassian
3 3 (6.25%) Hortonworks
3 3 (6.25%) Tableau
4 2 (4.17%) MuleSoft
5 1 (2.08%) Oracle
5 1 (2.08%) Zend