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 25 June 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
25 Jun 2017
Same period 2016 Same period 2015
Rank 3 4 14
Rank change year-on-year +1 +10  
Contract jobs citing JavaScript 216 301 151
As % of all contract IT jobs advertised in Leeds 19.96% 20.42% 9.88%
As % of the Programming Languages category 41.46% 40.35% 24.24%
Number of daily rates quoted 169 224 115
Median daily rate £400 £400 £330
Median daily rate % change year-on-year - +21.21%  
90% offered a daily rate of more than £308 £320 £275
10% offered a daily rate of more than £475 £500 £425
UK excluding London median daily rate £375 £363 £341
% change year-on-year +3.44% +6.46%  
Number of hourly rates quoted 0 0 2
Median hourly rate - - £37.50
UK excluding London median hourly rate £43.39 £37.50 £40.00
% change year-on-year +15.70% -6.25%  

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 521 746 623
As % of all contract IT job vacancies advertised in Leeds 48.15% 50.61% 40.75%
Number of daily rates quoted 375 540 461
Median daily rate £400 £400 £335
Median daily rate % change year-on-year - +19.40%  
90% offered a daily rate of more than £315 £318 £285
10% offered a daily rate of more than £475 £500 £450
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 2 3 5
Median hourly rate £39.00 £15.67 £35.00
Median hourly rate % change year-on-year +148.88% -55.22%  
UK excluding London median hourly rate £42.50 £37.50 £37.00
% change year-on-year +13.33% +1.35%  

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 25 June 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 25 June 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.

1 224 (57.44%) HTML
1 224 (57.44%) Agile Software Development
2 192 (49.23%) CSS
3 124 (31.79%) Java
4 109 (27.95%) Python
5 104 (26.67%) Git (software)
6 101 (25.90%) AngularJS
7 96 (24.62%) PHP
8 91 (23.33%) HTML5
9 80 (20.51%) MVC
10 79 (20.26%) Node.js
10 79 (20.26%) CSS3
11 77 (19.74%) TDD
12 74 (18.97%) jQuery
12 74 (18.97%) SQL
12 74 (18.97%) Front End Development
13 73 (18.72%) React
14 71 (18.21%) Test Automation
15 70 (17.95%) Jenkins
16 69 (17.69%) .NET
17 57 (14.62%) C#
18 55 (14.10%) Linux
19 54 (13.85%) Software Engineering
20 48 (12.31%) MySQL
20 48 (12.31%) ASP.NET
21 47 (12.05%) Symfony
22 44 (11.28%) Web Development
22 44 (11.28%) BDD
23 43 (11.03%) JIRA
24 41 (10.51%) Spring

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 21 (5.38%) Confluence
2 18 (4.62%) CMS
3 16 (4.10%) Apache
4 9 (2.31%) Sitecore CMS
5 8 (2.05%) Tomcat
5 8 (2.05%) WebSphere
6 6 (1.54%) IIS
7 4 (1.03%) Adobe Experience Manager
7 4 (1.03%) nginx
7 4 (1.03%) Umbraco
7 4 (1.03%) WebSphere Application Server
7 4 (1.03%) WordPress
8 3 (0.77%) Apache Solr
8 3 (0.77%) Drupal
8 3 (0.77%) SharePoint
8 3 (0.77%) SharePoint 2013
9 2 (0.51%) Elasticsearch
9 2 (0.51%) SAS
10 1 (0.26%) Apache Spark
10 1 (0.26%) Tornado
Applications
1 7 (1.79%) Photoshop
2 5 (1.28%) Microsoft Office
3 4 (1.03%) Adobe Illustrator
4 1 (0.26%) Adobe Creative Suite
4 1 (0.26%) HipChat
4 1 (0.26%) OmniGraffle
Business Applications
1 2 (0.51%) Magento
2 1 (0.26%) Dynamics CRM
Cloud Services
1 13 (3.33%) Slack
2 10 (2.56%) Amazon AWS
3 6 (1.54%) Google Cloud Platform
3 6 (1.54%) IaaS
3 6 (1.54%) Microsoft Azure
4 4 (1.03%) Loggly
4 4 (1.03%) Sumo Logic
5 2 (0.51%) GitHub
6 1 (0.26%) Amazon EC2
6 1 (0.26%) Google Analytics
6 1 (0.26%) Google Tag Manager
Communications & Networking
1 22 (5.64%) HTTP
2 14 (3.59%) Internet
3 10 (2.56%) Firewall
4 9 (2.31%) DNS
5 5 (1.28%) DHCP
5 5 (1.28%) LAN
5 5 (1.28%) VLAN
5 5 (1.28%) WAN
5 5 (1.28%) Wi-Fi
6 3 (0.77%) LDAP
6 3 (0.77%) SMTP
6 3 (0.77%) SSH
7 2 (0.51%) OpenLDAP
8 1 (0.26%) Broadband
8 1 (0.26%) Extranet
8 1 (0.26%) Intranet
Database & Business Intelligence
1 48 (12.31%) MySQL
2 34 (8.72%) SQL Server
3 31 (7.95%) NoSQL
4 27 (6.92%) Relational Database
5 26 (6.67%) MongoDB
6 21 (5.38%) PostgreSQL
7 16 (4.10%) Apache Cassandra
8 6 (1.54%) Amazon DynamoDB
8 6 (1.54%) Oracle Database
8 6 (1.54%) Redis
8 6 (1.54%) SQL Server Reporting Services
9 5 (1.28%) MS Access
9 5 (1.28%) RDBMS
10 4 (1.03%) Riak
11 3 (0.77%) DB2
11 3 (0.77%) SQL Server 2014
12 2 (0.51%) Big Data
12 2 (0.51%) SQL Server 2008
12 2 (0.51%) SQL Server 2012
13 1 (0.26%) Hadoop
Development Applications
1 104 (26.67%) Git (software)
2 70 (17.95%) Jenkins
3 43 (11.03%) JIRA
4 33 (8.46%) Cucumber
5 30 (7.69%) Subversion
6 27 (6.92%) Grunt
7 25 (6.41%) Selenium
8 21 (5.38%) JUnit
9 20 (5.13%) WebDriver
10 19 (4.87%) Jasmine
11 18 (4.62%) Visual Studio
12 17 (4.36%) Hudson
13 14 (3.59%) Maven
14 10 (2.56%) gulp
15 8 (2.05%) Mercurial
15 8 (2.05%) Team Foundation Server
16 7 (1.79%) JMeter
17 6 (1.54%) Eclipse
17 6 (1.54%) Octopus Deploy
18 5 (1.28%) Karma Test Runner
General
1 21 (5.38%) Finance
2 11 (2.82%) Marketing
3 6 (1.54%) Retail
4 5 (1.28%) Advertising
4 5 (1.28%) Games
4 5 (1.28%) Online Betting
5 4 (1.03%) Banking
6 3 (0.77%) Law
6 3 (0.77%) Telecoms
7 2 (0.51%) Back Office
7 2 (0.51%) Electronics
7 2 (0.51%) German Language
7 2 (0.51%) Retail Banking
Job Titles
1 310 (79.49%) Developer
2 94 (24.10%) JavaScript Developer
3 58 (14.87%) Front End Developer (Client-Side Developer)
4 52 (13.33%) Java Developer
5 48 (12.31%) PHP Developer
6 38 (9.74%) .NET Developer
7 24 (6.15%) Python Developer
7 24 (6.15%) Tester
8 20 (5.13%) HTML CSS Developer
8 20 (5.13%) HTML Developer
9 19 (4.87%) Angular Developer
10 18 (4.62%) Software Engineer
11 17 (4.36%) Agile Developer
12 16 (4.10%) Automation Tester
12 16 (4.10%) C# Developer
13 14 (3.59%) C# .NET Developer
14 13 (3.33%) Scala Developer
15 12 (3.08%) ASP.NET MVC Developer
16 11 (2.82%) Senior Developer
16 11 (2.82%) UI Developer
Libraries, Frameworks & Software Standards
1 224 (57.44%) HTML
2 192 (49.23%) CSS
3 101 (25.90%) AngularJS
4 91 (23.33%) HTML5
5 79 (20.26%) CSS3
5 79 (20.26%) Node.js
6 74 (18.97%) jQuery
7 73 (18.72%) React
8 69 (17.69%) .NET
9 48 (12.31%) ASP.NET
10 47 (12.05%) Symfony
11 41 (10.51%) Spring
12 38 (9.74%) XML
13 30 (7.69%) ASP.NET MVC
14 29 (7.44%) Hibernate
14 29 (7.44%) REST
15 28 (7.18%) Sass
16 21 (5.38%) J2EE
17 20 (5.13%) .NET Framework
18 19 (4.87%) ASP.NET Web API
Miscellaneous
1 32 (8.21%) User Experience
2 27 (6.92%) Analytical Skills
3 25 (6.41%) Greenfield Project
4 7 (1.79%) Data Centre
5 6 (1.54%) Algorithms
5 6 (1.54%) Data Structures
6 5 (1.28%) Mobile App
7 4 (1.03%) Enterprise Software
7 4 (1.03%) Replication
8 3 (0.77%) Animation
8 3 (0.77%) NHS
8 3 (0.77%) Private Cloud
8 3 (0.77%) VxBlock/Vblock
8 3 (0.77%) W3C
9 2 (0.51%) Clustering
9 2 (0.51%) Computer Science
9 2 (0.51%) Management Information System
9 2 (0.51%) N-Tier
9 2 (0.51%) Over-the-Top Content
9 2 (0.51%) RIA
Operating Systems
1 55 (14.10%) Linux
2 33 (8.46%) Unix
3 14 (3.59%) Red Hat Enterprise Linux
4 12 (3.08%) Windows
5 11 (2.82%) Mac OS X
6 6 (1.54%) Android
7 3 (0.77%) AIX
7 3 (0.77%) Embedded Linux
7 3 (0.77%) Solaris
8 2 (0.51%) Windows Embedded Compact
9 1 (0.26%) Apple iOS
9 1 (0.26%) CoreOS
9 1 (0.26%) Windows Server
9 1 (0.26%) Windows Server 2003
Processes & Methodologies
1 224 (57.44%) Agile Software Development
2 80 (20.51%) MVC
3 77 (19.74%) TDD
4 74 (18.97%) Front End Development
5 71 (18.21%) Test Automation
6 54 (13.85%) Software Engineering
7 44 (11.28%) BDD
7 44 (11.28%) Web Development
8 40 (10.26%) Scrum
9 35 (8.97%) OO
10 31 (7.95%) SDLC
11 29 (7.44%) Continuous Integration
12 28 (7.18%) Kanban
13 26 (6.67%) Responsive Web Design
14 24 (6.15%) Web Design
15 22 (5.64%) Configuration Management
15 22 (5.64%) Open Source
16 21 (5.38%) DevOps
16 21 (5.38%) Microservices
17 18 (4.62%) OOP
Programming Languages
1 124 (31.79%) Java
2 109 (27.95%) Python
3 96 (24.62%) PHP
4 74 (18.97%) SQL
5 57 (14.62%) C#
6 32 (8.21%) Bash Shell
7 30 (7.69%) Ruby
8 28 (7.18%) Scala
9 10 (2.56%) TypeScript
10 9 (2.31%) Groovy
11 8 (2.05%) C++
12 7 (1.79%) C
12 7 (1.79%) ECMAScript
12 7 (1.79%) T-SQL
13 5 (1.28%) Delphi
13 5 (1.28%) Go
13 5 (1.28%) PowerShell
14 3 (0.77%) Elixir
14 3 (0.77%) ES6
15 2 (0.51%) Prolog
Qualifications
1 13 (3.33%) Degree
2 3 (0.77%) BPSS Clearance
2 3 (0.77%) Security Cleared
3 2 (0.51%) Computer Science Degree
4 1 (0.26%) CTC Cleared
4 1 (0.26%) SC Cleared
Quality Assurance & Compliance
1 3 (0.77%) QA
2 1 (0.26%) ISO 9001
2 1 (0.26%) ISO/IEC 27001
System Software
1 33 (8.46%) Docker
2 3 (0.77%) vCloud
2 3 (0.77%) VMware ESXi
2 3 (0.77%) VMware Infrastructure
3 1 (0.26%) HDFS
3 1 (0.26%) VirtualBox
3 1 (0.26%) vSphere
Systems Management
1 28 (7.18%) Puppet
2 20 (5.13%) Ansible
3 14 (3.59%) vRealize
4 9 (2.31%) Opscode Chef
4 9 (2.31%) vCenter Server
5 7 (1.79%) Salt
6 5 (1.28%) Nagios
7 4 (1.03%) Kubernetes
7 4 (1.03%) ZABBIX
8 3 (0.77%) Oracle Identity Management
8 3 (0.77%) Oracle Identity Manager
8 3 (0.77%) Prometheus
9 2 (0.51%) Rancher
10 1 (0.26%) Cobbler
Vendors
1 19 (4.87%) Oracle
2 18 (4.62%) Microsoft
3 16 (4.10%) VMware
3 16 (4.10%) Zend
4 15 (3.85%) Sitecore
5 11 (2.82%) Google
6 10 (2.56%) Red Hat
7 6 (1.54%) Adobe
7 6 (1.54%) Rackspace
7 6 (1.54%) SaltStack
8 5 (1.28%) Splunk
9 4 (1.03%) HP
9 4 (1.03%) New Relic
10 3 (0.77%) IBM
10 3 (0.77%) Sun
11 1 (0.26%) ATG
11 1 (0.26%) Citrix
11 1 (0.26%) hybris
Leeds, West Yorkshire
Fruition IT Resources Limited
Rate: £375 - £425 per day
Posted: 2 days ago
Leeds, West Yorkshire
TEKsystems
Rate: £400 - £450 per day
Posted: 2 days ago
Leeds, West Yorkshire
TEKsystems
Rate: £350 - £420 per day
Posted: 2 days ago
Leeds, West Yorkshire
Elevate Direct
Rate: From £300 to £350 per day
Posted: 2 days ago
Leeds, West Yorkshire
The Bridge Ltd
Rate: From £400 to £440 per day
Posted: 3 days ago
Leeds, West Yorkshire
Austin Fraser
Rate: £0.00 per day + Negotiable
Posted: 5 days ago
Leeds, West Yorkshire
Austin Fraser
Rate: £0.00 per day
Posted: 6 days ago
Leeds, West Yorkshire
Elevate Direct
Rate: From £630 to £650 per day
Posted: 5 days ago