The following table provides summary statistics for contract job vacancies advertised in Leeds with a requirement for JavaScript skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited JavaScript over the 3 months to 29 March 2017 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)
3 months to
29 Mar 2017
Same period 2016 Same period 2015
Rank 4 7 8
Rank change year-on-year +3 +1  
Contract jobs citing JavaScript 173 181 156
As % of all contract IT jobs advertised in Leeds 17.03% 12.65% 13.30%
As % of the Programming Languages category 31.80% 27.55% 25.70%
Number of daily rates quoted 123 138 122
Median daily rate £400 £400 £350
Median daily rate % change year-on-year - +14.28%  
90% offered a daily rate of more than £315 £300 £275
10% offered a daily rate of more than £513 £606 £430
UK excluding London median daily rate £375 £350 £350
% change year-on-year +7.14% -  
Number of hourly rates quoted 2 2 0
Median hourly rate £22.50 £12.75 -
Median hourly rate % change year-on-year +76.47% -  
UK excluding London median hourly rate £42.50 £38.00 £35.00
% change year-on-year +11.84% +8.57%  

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

Contract Programming Language Skills
Leeds
Contract job vacancies with a requirement for programming language skills 544 657 607
As % of all contract IT job vacancies advertised in Leeds 53.54% 45.91% 51.75%
Number of daily rates quoted 390 483 415
Median daily rate £400 £400 £350
Median daily rate % change year-on-year - +14.28%  
90% offered a daily rate of more than £315 £313 £275
10% offered a daily rate of more than £525 £560 £450
UK excluding London median daily rate £388 £375 £350
% change year-on-year +3.33% +7.14%  
Number of hourly rates quoted 5 4 6
Median hourly rate £22.50 £9.00 £35.00
Median hourly rate % change year-on-year +150.00% -74.28%  
UK excluding London median hourly rate £41.50 £40.00 £36.00
% change year-on-year +3.75% +11.11%  

JavaScript
Job Vacancy Trend in Leeds

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

Job vacancy trend for JavaScript in Leeds

JavaScript
Contractor Daily Rate Trend in Leeds

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

Contractor daily rate trend for JavaScript in Leeds

JavaScript
Contractor Daily Rate Histogram in Leeds

The daily rate distribution of IT jobs citing JavaScript in Leeds over the 3 months to 29 March 2017.

Contractor daily rate histogram for JavaScript in Leeds

JavaScript
Contractor Hourly Rate Trend in Leeds

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

Contractor hourly rate trend for JavaScript in Leeds

For the 6 months to 29 March 2017, IT contractor jobs citing JavaScript also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Leeds region with a requirement for JavaScript.

1 218 (56.77%) HTML
2 208 (54.17%) Agile Software Development
3 206 (53.65%) CSS
4 126 (32.81%) Java
5 124 (32.29%) AngularJS
6 94 (24.48%) HTML5
7 89 (23.18%) Git (software)
7 89 (23.18%) Python
8 82 (21.35%) PHP
9 80 (20.83%) Linux
10 79 (20.57%) CSS3
11 76 (19.79%) MVC
12 75 (19.53%) .NET
13 70 (18.23%) SQL
14 69 (17.97%) Front End Development
15 66 (17.19%) Node.js
16 64 (16.67%) C#
17 63 (16.41%) TDD
18 58 (15.10%) jQuery
19 55 (14.32%) Jenkins
20 50 (13.02%) ASP.NET
21 49 (12.76%) React
22 47 (12.24%) Web Development
23 46 (11.98%) Software Engineering
24 42 (10.94%) MySQL
24 42 (10.94%) DevOps
25 40 (10.42%) Splunk
26 39 (10.16%) Grunt
27 38 (9.90%) MongoDB
27 38 (9.90%) XML

JavaScript
Co-occurring IT Skills in Leeds 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 30 (7.81%) Apache
2 18 (4.69%) Confluence
3 17 (4.43%) CMS
4 11 (2.86%) Tomcat
5 8 (2.08%) Cloud Foundry
5 8 (2.08%) Umbraco
5 8 (2.08%) WebSphere
5 8 (2.08%) WebSphere Application Server
6 6 (1.56%) SharePoint
7 5 (1.30%) Apache Spark
7 5 (1.30%) OpenStack
8 4 (1.04%) nginx
8 4 (1.04%) SharePoint 2013
9 3 (0.78%) Adobe Experience Manager
9 3 (0.78%) IIS
9 3 (0.78%) Sitecore CMS
9 3 (0.78%) WordPress
10 2 (0.52%) Drupal
11 1 (0.26%) ArcGIS
11 1 (0.26%) Elasticsearch
Applications
1 5 (1.30%) Adobe Illustrator
1 5 (1.30%) Photoshop
2 2 (0.52%) MS Excel
3 1 (0.26%) Adobe Creative Suite
3 1 (0.26%) Edge Animate
3 1 (0.26%) HipChat
3 1 (0.26%) OmniGraffle
Business Applications
1 2 (0.52%) Magento
2 1 (0.26%) Dynamics CRM
2 1 (0.26%) Payment Gateway
Cloud Services
1 29 (7.55%) Amazon AWS
2 15 (3.91%) Microsoft Azure
3 13 (3.39%) IaaS
4 10 (2.60%) Google Cloud Platform
5 8 (2.08%) Loggly
5 8 (2.08%) PaaS
5 8 (2.08%) Sumo Logic
6 6 (1.56%) GitHub
6 6 (1.56%) Slack
7 4 (1.04%) CloudBees
8 3 (0.78%) OpenShift
9 2 (0.52%) Office 365
10 1 (0.26%) Amazon EC2
10 1 (0.26%) Google Analytics
10 1 (0.26%) Google Tag Manager
Communications & Networking
1 32 (8.33%) HTTP
2 26 (6.77%) DNS
3 21 (5.47%) LDAP
3 21 (5.47%) SMTP
4 18 (4.69%) Internet
5 17 (4.43%) SNMP
5 17 (4.43%) TCP/IP
6 9 (2.34%) OpenLDAP
7 4 (1.04%) Firewall
7 4 (1.04%) SSH
8 3 (0.78%) Network Security
9 2 (0.52%) AMQP
10 1 (0.26%) Extranet
10 1 (0.26%) Intranet
10 1 (0.26%) Kerberos
Database & Business Intelligence
1 42 (10.94%) MySQL
2 38 (9.90%) MongoDB
3 37 (9.64%) SQL Server
4 35 (9.11%) Relational Database
5 31 (8.07%) PostgreSQL
6 23 (5.99%) Apache Cassandra
7 18 (4.69%) Redis
8 17 (4.43%) NoSQL
9 9 (2.34%) Riak
10 6 (1.56%) Amazon DynamoDB
11 5 (1.30%) Hadoop
11 5 (1.30%) HBase
11 5 (1.30%) SQL Server Integration Services
12 4 (1.04%) SQL Server Reporting Services
13 3 (0.78%) Oracle Database
13 3 (0.78%) RDBMS
14 2 (0.52%) Informix
14 2 (0.52%) MS Access
14 2 (0.52%) SQL Server 2008
15 1 (0.26%) Data Warehouse
Development Applications
1 89 (23.18%) Git (software)
2 55 (14.32%) Jenkins
3 39 (10.16%) Grunt
4 37 (9.64%) JIRA
5 31 (8.07%) Jasmine
6 27 (7.03%) Subversion
7 25 (6.51%) Visual Studio
8 24 (6.25%) Maven
9 23 (5.99%) gulp
10 18 (4.69%) JUnit
11 13 (3.39%) Cucumber
11 13 (3.39%) JMeter
12 10 (2.60%) Selenium
13 9 (2.34%) WebDriver
14 8 (2.08%) Eclipse
14 8 (2.08%) Vagrant
15 7 (1.82%) Rational Application Developer
15 7 (1.82%) SonarQube
16 6 (1.56%) Atlassian Bamboo
16 6 (1.56%) Gatling
General
1 19 (4.95%) Finance
2 14 (3.65%) Advertising
3 8 (2.08%) Back Office
3 8 (2.08%) Law
3 8 (2.08%) Marketing
4 6 (1.56%) Online Betting
5 4 (1.04%) Electronics
6 3 (0.78%) Games
6 3 (0.78%) Manufacturing
6 3 (0.78%) Retail
7 2 (0.52%) Banking
7 2 (0.52%) German Language
8 1 (0.26%) iGaming
8 1 (0.26%) Publishing
8 1 (0.26%) Telecoms
Job Titles
1 287 (74.74%) Developer
2 74 (19.27%) JavaScript Developer
3 55 (14.32%) Java Developer
4 51 (13.28%) Front End Developer (Client-Side Developer)
5 42 (10.94%) .NET Developer
5 42 (10.94%) PHP Developer
6 26 (6.77%) HTML Developer
7 23 (5.99%) Architect
7 23 (5.99%) HTML CSS Developer
8 21 (5.47%) Angular Developer
9 19 (4.95%) Software Engineer
9 19 (4.95%) SQL Developer
10 17 (4.43%) UI Developer
11 16 (4.17%) Senior Developer
12 15 (3.91%) C# Developer
13 12 (3.13%) Scala Developer
13 12 (3.13%) Software Developer
14 11 (2.86%) Technical Architect
15 10 (2.60%) Designer
15 10 (2.60%) Web Developer
Libraries, Frameworks & Software Standards
1 218 (56.77%) HTML
2 206 (53.65%) CSS
3 124 (32.29%) AngularJS
4 94 (24.48%) HTML5
5 79 (20.57%) CSS3
6 75 (19.53%) .NET
7 66 (17.19%) Node.js
8 58 (15.10%) jQuery
9 50 (13.02%) ASP.NET
10 49 (12.76%) React
11 38 (9.90%) Spring
11 38 (9.90%) XML
12 35 (9.11%) Sass
13 33 (8.59%) Symfony
14 31 (8.07%) ASP.NET Web API
14 31 (8.07%) REST
15 29 (7.55%) .NET Framework
15 29 (7.55%) ASP.NET MVC
16 28 (7.29%) LESS
16 28 (7.29%) RESTful
Miscellaneous
1 25 (6.51%) User Experience
2 17 (4.43%) Analytical Skills
3 13 (3.39%) Data Centre
4 9 (2.34%) Mobile App
4 9 (2.34%) NHS
4 9 (2.34%) Replication
5 7 (1.82%) Enterprise Software
6 6 (1.56%) RIA
7 5 (1.30%) Algorithms
8 4 (1.04%) Animation
8 4 (1.04%) Clustering
8 4 (1.04%) Private Cloud
8 4 (1.04%) VxBlock/Vblock
8 4 (1.04%) W3C
9 3 (0.78%) Computer Science
10 2 (0.52%) Data Structures
10 2 (0.52%) Digital Media
10 2 (0.52%) Management Information System
10 2 (0.52%) Virtual Team
11 1 (0.26%) Mobile Banking
Operating Systems
1 80 (20.83%) Linux
2 29 (7.55%) Windows
3 21 (5.47%) Unix
4 18 (4.69%) Ubuntu
4 18 (4.69%) Windows Server 2008
5 15 (3.91%) Mac OS X
6 12 (3.13%) Red Hat Enterprise Linux
7 7 (1.82%) Android
8 6 (1.56%) Embedded Linux
9 5 (1.30%) CoreOS
10 4 (1.04%) CentOS
10 4 (1.04%) Windows Embedded Compact
10 4 (1.04%) Windows Server
11 1 (0.26%) Apple iOS
11 1 (0.26%) Windows Server 2003
11 1 (0.26%) Windows Server 2012
Processes & Methodologies
1 208 (54.17%) Agile Software Development
2 76 (19.79%) MVC
3 69 (17.97%) Front End Development
4 63 (16.41%) TDD
5 47 (12.24%) Web Development
6 46 (11.98%) Software Engineering
7 42 (10.94%) DevOps
8 37 (9.64%) Scrum
9 33 (8.59%) Responsive Web Design
9 33 (8.59%) Web Design
10 29 (7.55%) Configuration Management
11 28 (7.29%) OO
12 26 (6.77%) BDD
12 26 (6.77%) Open Source
13 25 (6.51%) Kanban
14 23 (5.99%) Microservices
15 19 (4.95%) E-Commerce
16 17 (4.43%) Continuous Integration
17 16 (4.17%) SDLC
18 15 (3.91%) Performance Testing
Programming Languages
1 126 (32.81%) Java
2 89 (23.18%) Python
3 82 (21.35%) PHP
4 70 (18.23%) SQL
5 64 (16.67%) C#
6 28 (7.29%) Ruby
7 26 (6.77%) Scala
8 22 (5.73%) Bash Shell
9 16 (4.17%) TypeScript
10 10 (2.60%) C++
11 7 (1.82%) C
12 6 (1.56%) Go
12 6 (1.56%) T-SQL
13 5 (1.30%) PowerShell
14 4 (1.04%) ES6
15 3 (0.78%) ECMAScript
15 3 (0.78%) PL/SQL
16 2 (0.52%) Groovy
16 2 (0.52%) Shell Script
17 1 (0.26%) VB.NET
Qualifications
1 17 (4.43%) Security Cleared
2 10 (2.60%) Degree
3 9 (2.34%) BPSS Clearance
4 7 (1.82%) SC Cleared
5 1 (0.26%) BC Cleared
5 1 (0.26%) CTC Cleared
Quality Assurance & Compliance
1 5 (1.30%) Disclosure Scotland
2 2 (0.52%) QA
3 1 (0.26%) Data Quality
3 1 (0.26%) ISO 9001
3 1 (0.26%) ISO/IEC 27001
3 1 (0.26%) SDET
System Software
1 33 (8.59%) Docker
2 7 (1.82%) VMware Infrastructure
3 5 (1.30%) HDFS
3 5 (1.30%) VirtualBox
4 4 (1.04%) VMware ESX
5 3 (0.78%) vCloud
6 2 (0.52%) vSphere
Systems Management
1 27 (7.03%) Puppet
2 18 (4.69%) Ansible
3 15 (3.91%) Nagios
3 15 (3.91%) vRealize
4 13 (3.39%) Opscode Chef
5 10 (2.60%) Salt
6 8 (2.08%) Oracle Identity Management
6 8 (2.08%) Oracle Identity Manager
6 8 (2.08%) ZABBIX
7 7 (1.82%) Kubernetes
8 2 (0.52%) Rancher
Vendors
1 40 (10.42%) Splunk
2 23 (5.99%) Oracle
3 21 (5.47%) VMware
4 17 (4.43%) Google
5 14 (3.65%) Microsoft
6 13 (3.39%) New Relic
7 11 (2.86%) Red Hat
7 11 (2.86%) Zend
8 10 (2.60%) Rackspace
8 10 (2.60%) SaltStack
9 9 (2.34%) Adobe
10 7 (1.82%) MuleSoft
11 6 (1.56%) Sitecore
12 5 (1.30%) AppDynamics
13 1 (0.26%) ESRI
13 1 (0.26%) hybris
13 1 (0.26%) IBM
13 1 (0.26%) Kony
13 1 (0.26%) Temenos
13 1 (0.26%) Twitter
Leeds, West Yorkshire
The Bridge Ltd
Rate: Up to £400 per day 6 months initially likely to extend
Posted: Yesterday
Leeds, West Yorkshire
Oscar
Rate: £325 - £375 per day
Posted: Yesterday
Leeds
Vivid Resourcing
Posted: Yesterday
Leeds, West Yorkshire
Experis Ltd
Rate: £400 - £440 per day + DOE
Posted: 2 days ago
Leeds, West Yorkshire
Hydrogen Group
Rate: £400.00 - £440.00 per day
Posted: Yesterday
Leeds, West Yorkshire
4it Recruitment Ltd
Rate: From £300 to £330 per day 3 Months initially
Posted: Yesterday
Leeds, West Yorkshire
The Bridge Ltd
Rate: Unspecified Neg
Posted: 2 days ago
Leeds, West Yorkshire
Experis Ltd
Rate: £450 - £500 per day + DOE
Posted: Yesterday
Leeds, West Yorkshire
The Bridge Ltd
Rate: Unspecified Neg
Posted: Yesterday
Leeds, West Yorkshire
Elevate Direct
Rate: From £400 to £460 per day
Posted: Yesterday
Leeds, West Yorkshire
TEKsystems
Rate: £400 - £430 per day
Posted: 2 days ago
Leeds, West Yorkshire
Uniting Ambition
Rate: £350 - 400 per day
Posted: 2 days ago
Leeds, West Yorkshire
Experis Ltd
Rate: £400.00 - £440.00 per day
Posted: 2 days ago
Leeds, West Yorkshire
Ascend Consulting
Rate: From £300 to £350 per day
Posted: 5 days ago
Leeds, West Yorkshire
The Bridge Ltd
Rate: From £400 to £450 per day 4 months likely to extend.
Posted: 5 days ago
Leeds
Lawrence Harvey
Rate: £300 - £400 per day
Posted: 6 days ago
Leeds, West Yorkshire
Evolution Recruitment Solutions
Posted: 6 days ago