Period
to 18 October 2018

The following table provides summary statistics for contract job vacancies advertised in East London 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 18 October 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)
London > East London
6 months to
18 Oct 2018
Same period 2017 Same period 2016
Rank 9 6 19
Rank change year-on-year -3 +13 +11
Contract jobs citing JavaScript 122 118 55
As % of all contract IT jobs advertised in East London 13.66% 15.69% 7.57%
As % of the Programming Languages category 23.33% 34.30% 19.16%
Number of daily rates quoted 87 86 37
East London median daily rate £450 £470 £425
Median daily rate % change year-on-year -4.26% +10.59% +3.03%
10th Percentile £387 £331 £308
90th Percentile £575 £644 £553
London median daily rate £500 £475 £450
% change year-on-year +5.26% +5.56% +5.88%
Number of hourly rates quoted 1 2 1
East London median hourly rate £47.50 £16.48 £45.00
Median hourly rate % change year-on-year +188.32% -63.39% -
10th Percentile £46.25 £15.17 £42.50
90th Percentile £48.75 £18.78 £47.50
London median hourly rate £34.00 £27.16 £42.60
% change year-on-year +25.18% -36.24% +92.61%

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 East London with a requirement for coding skills.

All Programming Languages
East London
Contract vacancies with a requirement for coding skills 523 344 287
As % of all contract IT jobs advertised in East London 58.57% 45.74% 39.48%
Number of daily rates quoted 391 265 196
East London median daily rate £513 £513 £450
Median daily rate % change year-on-year - +13.89% -5.26%
10th Percentile £375 £331 £278
90th Percentile £625 £650 £625
London median daily rate £525 £500 £450
% change year-on-year +5.00% +11.11% -
Number of hourly rates quoted 9 9 13
East London median hourly rate £29.15 £31.50 £40.00
Median hourly rate % change year-on-year -7.46% -21.25% +97.53%
10th Percentile £18.00 £16.36 £32.50
90th Percentile £43.75 £36.50 £46.75
London median hourly rate £39.00 £35.25 £32.50
% change year-on-year +10.64% +8.46% +34.13%

JavaScript
Job Vacancy Trend in East London

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

Job vacancy trend for JavaScript in East London

JavaScript
Contractor Daily Rate Trend in East London

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

Contractor daily rate trend for JavaScript in East London

JavaScript
Contractor Daily Rate Histogram in East London

The daily rate distribution of IT jobs citing JavaScript in East London over the 6 months to 18 October 2018.

Contractor daily rate histogram for JavaScript in East London

JavaScript
Contractor Hourly Rate Trend in East London

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

Contractor hourly rate trend for JavaScript in East London

JavaScript
Contract Job Locations in East London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing JavaScript within the East London region over the 6 months to 18 October 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Tower Hamlets -1 58 £438 -27.08%
Docklands, London +4 18 £500 -9.09%
Bexley - 2 - - 1
Redbridge -3 1 £350 -22.22%
JavaScript
London

For the 6 months to 18 October 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 East London region with a requirement for JavaScript.

1 64 (52.46%) Agile Software Development
2 57 (46.72%) HTML
3 53 (43.44%) CSS
4 51 (41.80%) Finance
5 49 (40.16%) React
6 43 (35.25%) Node.js
7 38 (31.15%) AngularJS
8 35 (28.69%) TDD
9 32 (26.23%) REST
10 30 (24.59%) Front End Development
11 28 (22.95%) Amazon AWS
11 28 (22.95%) SQL
12 26 (21.31%) HTML5
13 24 (19.67%) Git (software)
14 23 (18.85%) Microservices
15 22 (18.03%) User Experience
15 22 (18.03%) Test Automation
16 21 (17.21%) jQuery
16 21 (17.21%) Problem-Solving
17 20 (16.39%) OO
17 20 (16.39%) Scrum
18 19 (15.57%) Java
18 19 (15.57%) ES6
19 18 (14.75%) Analytics
20 17 (13.93%) DevOps
20 17 (13.93%) JIRA
21 16 (13.11%) JSON
21 16 (13.11%) Microsoft Azure
22 15 (12.30%) Docker
22 15 (12.30%) Redux

JavaScript
Co-occurring IT Skills in East 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 10 (8.20%) Elasticsearch
2 6 (4.92%) Apache Spark
3 5 (4.10%) CMS
3 5 (4.10%) Confluence
4 3 (2.46%) Apache Solr
4 3 (2.46%) SharePoint
5 2 (1.64%) JBoss
5 2 (1.64%) SharePoint Server
5 2 (1.64%) Tomcat
6 1 (0.82%) GemFire
6 1 (0.82%) Liferay
6 1 (0.82%) NetWeaver
6 1 (0.82%) Oracle Coherence
6 1 (0.82%) Oracle SOA Suite
6 1 (0.82%) Oracle Workflow
6 1 (0.82%) SharePoint 2010
6 1 (0.82%) WebLogic
6 1 (0.82%) WebLogic Portal
Applications
1 2 (1.64%) Microsoft Excel
1 2 (1.64%) Spreadsheet
Business Applications
1 3 (2.46%) SAP Oil and Gas
2 1 (0.82%) Oracle Subledger Accounting
2 1 (0.82%) SAP ERP
Cloud Services
1 28 (22.95%) Amazon AWS
2 16 (13.11%) Microsoft Azure
3 9 (7.38%) Serverless
4 6 (4.92%) AWS Lambda
4 6 (4.92%) GitHub
5 5 (4.10%) AWS Elastic Beanstalk
5 5 (4.10%) PaaS
6 4 (3.28%) Heroku
7 3 (2.46%) Amazon S3
7 3 (2.46%) npm
8 2 (1.64%) Office 365
9 1 (0.82%) Amazon EC2
9 1 (0.82%) BrowserStack
9 1 (0.82%) Google Cloud Platform
Communications & Networking
1 3 (2.46%) HTTP
1 3 (2.46%) Kerberos
1 3 (2.46%) SSL
1 3 (2.46%) VPN
2 2 (1.64%) Firewall
2 2 (1.64%) Network Security
2 2 (1.64%) SMS
3 1 (0.82%) SNMP
3 1 (0.82%) Unified Communications
Database & Business Intelligence
1 12 (9.84%) Relational Database
2 11 (9.02%) Big Data
3 10 (8.20%) MySQL
4 9 (7.38%) MongoDB
4 9 (7.38%) NoSQL
5 7 (5.74%) SQL Server
6 6 (4.92%) Cosmos DB
6 6 (4.92%) Data Lake
6 6 (4.92%) Data Warehouse
6 6 (4.92%) Hadoop
6 6 (4.92%) HBase
6 6 (4.92%) Power BI
7 5 (4.10%) PostgreSQL
8 4 (3.28%) Amazon Redshift
8 4 (3.28%) Apache Cassandra
8 4 (3.28%) Azure SQL Database
8 4 (3.28%) RDBMS
9 3 (2.46%) HDInsight
9 3 (2.46%) Lumira
9 3 (2.46%) Parquet
Development Applications
1 24 (19.67%) Git (software)
2 17 (13.93%) JIRA
3 14 (11.48%) webpack
4 12 (9.84%) Selenium
5 11 (9.02%) Jenkins
6 10 (8.20%) Cucumber
7 8 (6.56%) Visual Studio
7 8 (6.56%) WebDriver
8 7 (5.74%) Jasmine
9 6 (4.92%) Visual Studio Team System
10 4 (3.28%) FishEye
10 4 (3.28%) Subversion
10 4 (3.28%) TeamCity
11 3 (2.46%) JUnit
11 3 (2.46%) Maven
11 3 (2.46%) Mercurial
11 3 (2.46%) Mocha
11 3 (2.46%) PostCSS
11 3 (2.46%) Sublime Text
12 2 (1.64%) Ant
General
1 51 (41.80%) Finance
2 11 (9.02%) Banking
3 8 (6.56%) Games
4 7 (5.74%) Investment Banking
4 7 (5.74%) Retail
5 5 (4.10%) Back Office
6 2 (1.64%) Telecoms
7 1 (0.82%) Legal
7 1 (0.82%) Publishing
Job Titles
1 101 (82.79%) Developer
2 31 (25.41%) JavaScript Developer
3 28 (22.95%) Front End Developer (Client-Side Developer)
4 24 (19.67%) React Developer
5 16 (13.11%) Full Stack Developer
6 12 (9.84%) Node.js Developer
7 11 (9.02%) Angular Developer
7 11 (9.02%) PHP Developer
8 9 (7.38%) HTML Developer
9 6 (4.92%) Applications Tester
9 6 (4.92%) Automation Tester
9 6 (4.92%) HTML CSS Developer
9 6 (4.92%) Java Developer
9 6 (4.92%) Mobile Tester
9 6 (4.92%) QA Automation Tester
9 6 (4.92%) QA Tester
9 6 (4.92%) Senior Developer
9 6 (4.92%) Tester
9 6 (4.92%) UI Developer
10 5 (4.10%) ServiceNow Developer
Libraries, Frameworks & Software Standards
1 57 (46.72%) HTML
2 53 (43.44%) CSS
3 49 (40.16%) React
4 43 (35.25%) Node.js
5 38 (31.15%) AngularJS
6 32 (26.23%) REST
7 26 (21.31%) HTML5
8 21 (17.21%) jQuery
9 16 (13.11%) JSON
10 15 (12.30%) Redux
11 12 (9.84%) .NET
11 12 (9.84%) Sass
12 11 (9.02%) Ajax
13 10 (8.20%) Web Services
13 10 (8.20%) XML
14 9 (7.38%) OAuth
14 9 (7.38%) OAuth2
15 8 (6.56%) CSS3
15 8 (6.56%) Twitter Bootstrap
16 7 (5.74%) Symfony
Miscellaneous
1 22 (18.03%) User Experience
2 14 (11.48%) Mobile App
3 13 (10.66%) Fintech
4 12 (9.84%) Analytical Skills
5 9 (7.38%) Algorithms
5 9 (7.38%) Greenfield Project
6 8 (6.56%) Computer Science
7 6 (4.92%) Data Structures
8 5 (4.10%) CMDB
9 2 (1.64%) Derivative
9 2 (1.64%) Linux Command Line
9 2 (1.64%) Self-Motivation
9 2 (1.64%) Wiki
10 1 (0.82%) Client/Server
10 1 (0.82%) Equities
10 1 (0.82%) Mainframe
10 1 (0.82%) Virtual Team
Operating Systems
1 9 (7.38%) Android
1 9 (7.38%) Apple iOS
2 7 (5.74%) Linux
3 5 (4.10%) Unix
4 3 (2.46%) Windows
5 2 (1.64%) Windows Server
Processes & Methodologies
1 64 (52.46%) Agile Software Development
2 35 (28.69%) TDD
3 30 (24.59%) Front End Development
4 23 (18.85%) Microservices
5 22 (18.03%) Test Automation
6 21 (17.21%) Problem-Solving
7 20 (16.39%) OO
7 20 (16.39%) Scrum
8 18 (14.75%) Analytics
9 17 (13.93%) DevOps
10 14 (11.48%) Software Engineering
11 13 (10.66%) Continuous Integration
12 11 (9.02%) Data Science
13 10 (8.20%) API Integration
13 10 (8.20%) BDD
13 10 (8.20%) Machine Learning
13 10 (8.20%) Web Development
14 9 (7.38%) Service Management
14 9 (7.38%) Visualisation
15 8 (6.56%) OOD
Programming Languages
1 28 (22.95%) SQL
2 19 (15.57%) ES6
2 19 (15.57%) Java
3 12 (9.84%) C#
3 12 (9.84%) PHP
3 12 (9.84%) TypeScript
4 11 (9.02%) Python
5 7 (5.74%) Java 8
5 7 (5.74%) Perl
6 5 (4.10%) Shell Script
7 4 (3.28%) Bash Shell
8 3 (2.46%) Go
8 3 (2.46%) JSX
8 3 (2.46%) R
8 3 (2.46%) Scala
9 2 (1.64%) PowerShell
9 2 (1.64%) VB
9 2 (1.64%) VB.NET
9 2 (1.64%) VBA
9 2 (1.64%) VBScript
Qualifications
1 5 (4.10%) ITIL Certification
2 2 (1.64%) Degree
3 1 (0.82%) Computer Science Degree
3 1 (0.82%) SC Cleared
3 1 (0.82%) Security Cleared
Quality Assurance & Compliance
1 8 (6.56%) QA
2 5 (4.10%) Data Quality
3 4 (3.28%) SLA
System Software
1 15 (12.30%) Docker
2 5 (4.10%) HDFS
3 1 (0.82%) Apache ZooKeeper
Systems Management
1 5 (4.10%) Ansible
2 3 (2.46%) Hadoop YARN
2 3 (2.46%) Opscode Chef
3 2 (1.64%) Kibana
3 2 (1.64%) Puppet
4 1 (0.82%) CA Service Virtualization
4 1 (0.82%) collectd
4 1 (0.82%) Kubernetes
4 1 (0.82%) logstash
4 1 (0.82%) Netcool
4 1 (0.82%) OpenNMS
4 1 (0.82%) Prometheus
4 1 (0.82%) Salt
Vendors
1 6 (4.92%) Microsoft
1 6 (4.92%) Oracle
2 5 (4.10%) ServiceNow
3 4 (3.28%) SAP
4 3 (2.46%) Atlassian
4 3 (2.46%) Hortonworks
4 3 (2.46%) Splunk
4 3 (2.46%) Tableau
5 2 (1.64%) CyberArk
5 2 (1.64%) LexisNexis
5 2 (1.64%) MuleSoft
5 2 (1.64%) Nintex
5 2 (1.64%) Perforce
5 2 (1.64%) Solace
5 2 (1.64%) Twitter
5 2 (1.64%) Veracode
6 1 (0.82%) CA
6 1 (0.82%) IBM
6 1 (0.82%) Sybase
6 1 (0.82%) TIBCO