The following table provides summary statistics for contract job vacancies advertised in Sheffield 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 24 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.

3 months to
24 Mar 2017
Same period 2016 Same period 2015
JavaScript (including ECMAScript)
South Yorkshire / Sheffield
Rank 6 10 20
Rank change year-on-year +4 +10  
Contract jobs citing JavaScript 73 58 10
As % of all contract IT jobs advertised in Sheffield 19.36% 13.58% 3.95%
As % of the Programming Languages category 43.98% 32.22% 13.33%
Number of daily rates quoted 40 40 7
Median daily rate £425 £350 £310
Median daily rate % change year-on-year +21.42% +12.90%  
90% offered a daily rate of more than £349 £250 £275
10% offered a daily rate of more than £503 £658 £355
UK excluding London median daily rate £375 £350 £350
% change year-on-year +7.14% -  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £41.75 £38.00 £35.00
% change year-on-year +9.86% +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 Sheffield with a requirement for programming language skills.

Contract Programming Language Skills
Sheffield
Contract job vacancies with a requirement for programming language skills 166 180 75
As % of all contract IT job vacancies advertised in Sheffield 44.03% 42.15% 29.64%
Number of daily rates quoted 98 132 49
Median daily rate £425 £375 £325
Median daily rate % change year-on-year +13.33% +15.38%  
90% offered a daily rate of more than £329 £275 £253
10% offered a daily rate of more than £533 £725 £500
UK excluding London median daily rate £390 £375 £350
% change year-on-year +4.00% +7.14%  
Number of hourly rates quoted 1 2 1
Median hourly rate £20.97 £16.50 £40.00
Median hourly rate % change year-on-year +27.09% -58.75%  
UK excluding London median hourly rate £41.64 £40.00 £36.00
% change year-on-year +4.10% +11.11%  

JavaScript
Job Vacancy Trend in Sheffield

The job posting trend of jobs advertised in Sheffield 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 Sheffield

JavaScript
Contractor Daily Rate Trend in Sheffield

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

Contractor daily rate trend for JavaScript in Sheffield

JavaScript
Contractor Daily Rate Histogram in Sheffield

The daily rate distribution of IT jobs citing JavaScript in Sheffield over the 3 months to 24 March 2017.

Contractor daily rate histogram for JavaScript in Sheffield

JavaScript
Contractor Hourly Rate Trend in Sheffield

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

Contractor hourly rate trend for JavaScript in Sheffield

JavaScript
Top 30 Related IT Skills in Sheffield

For the 6 months to 24 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 Sheffield region with a requirement for JavaScript.

1 90 (76.92%) CSS
2 80 (68.38%) HTML
3 68 (58.12%) Java
4 60 (51.28%) Agile Software Development
5 57 (48.72%) Git (software)
6 46 (39.32%) TDD
7 45 (38.46%) Linux
8 44 (37.61%) Web Development
8 44 (37.61%) Front End Development
9 40 (34.19%) Unix
10 38 (32.48%) Mac OS X
11 36 (30.77%) Configuration Management
12 35 (29.91%) Relational Database
13 32 (27.35%) Mentoring
13 32 (27.35%) Web Design
14 30 (25.64%) User Experience
15 29 (24.79%) Continuous Integration
16 28 (23.93%) Web Services
16 28 (23.93%) Line Management
17 27 (23.08%) BDD
17 27 (23.08%) Node.js
17 27 (23.08%) REST
18 26 (22.22%) HTML5
19 25 (21.37%) CSS3
19 25 (21.37%) AngularJS
20 24 (20.51%) Responsive Web Design
20 24 (20.51%) DevOps
21 23 (19.66%) HTTP
22 21 (17.95%) Continuous Delivery
23 20 (17.09%) Python

JavaScript
Top Related IT Skills in Sheffield 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 3 (2.56%) Drupal
1 3 (2.56%) Tomcat
2 2 (1.71%) CMS
3 1 (0.85%) Adobe Experience Manager
3 1 (0.85%) Apache
3 1 (0.85%) Apache ServiceMix
3 1 (0.85%) Cloud Foundry
3 1 (0.85%) Confluence
3 1 (0.85%) DataSynapse
3 1 (0.85%) IIS
3 1 (0.85%) Oracle Coherence
3 1 (0.85%) Oracle HTTP Server
3 1 (0.85%) Oracle SOA Suite
3 1 (0.85%) SharePoint
3 1 (0.85%) SharePoint 2010
3 1 (0.85%) WebSphere
3 1 (0.85%) WordPress
Applications
1 3 (2.56%) MS Excel
2 1 (0.85%) MS PowerPoint
2 1 (0.85%) MS Visio
Business Applications
1 3 (2.56%) Dynamics CRM
1 3 (2.56%) SAP Oil and Gas
Cloud Services
1 4 (3.42%) Microsoft Azure
2 3 (2.56%) Amazon AWS
3 1 (0.85%) Amazon EC2
3 1 (0.85%) GitHub
3 1 (0.85%) Google Cloud Platform
3 1 (0.85%) Office 365
Communications & Networking
1 23 (19.66%) HTTP
2 3 (2.56%) Internet
3 1 (0.85%) FCoE
3 1 (0.85%) Fibre Channel
3 1 (0.85%) Intranet
3 1 (0.85%) iSCSI
3 1 (0.85%) LAN
3 1 (0.85%) Multicast
3 1 (0.85%) NAS
3 1 (0.85%) SAN
3 1 (0.85%) WAN
Database & Business Intelligence
1 35 (29.91%) Relational Database
2 7 (5.98%) MySQL
3 5 (4.27%) PostgreSQL
3 5 (4.27%) Redis
3 5 (4.27%) SQL Server
4 2 (1.71%) NoSQL
4 2 (1.71%) SQL Server 2008
5 1 (0.85%) CouchDB
5 1 (0.85%) Hadoop
5 1 (0.85%) HBase
5 1 (0.85%) MongoDB
5 1 (0.85%) PerformancePoint
5 1 (0.85%) Power BI
5 1 (0.85%) RDBMS
5 1 (0.85%) SQL Server Integration Services
5 1 (0.85%) SQL Server Reporting Services
Development Applications
1 57 (48.72%) Git (software)
2 8 (6.84%) Jenkins
3 7 (5.98%) Subversion
4 5 (4.27%) TeamCity
5 4 (3.42%) JIRA
5 4 (3.42%) Maven
6 3 (2.56%) Grunt
6 3 (2.56%) JUnit
6 3 (2.56%) Mercurial
6 3 (2.56%) Mockito
6 3 (2.56%) Team Foundation Server
6 3 (2.56%) TestNG
6 3 (2.56%) Visual Studio
7 2 (1.71%) DbUnit
7 2 (1.71%) jMock
7 2 (1.71%) SonarQube
8 1 (0.85%) Axure RP
8 1 (0.85%) Balsamiq Mockups
8 1 (0.85%) Bitbucket
8 1 (0.85%) Gradle
General
1 5 (4.27%) Finance
2 4 (3.42%) Telecoms
3 3 (2.56%) Banking
3 3 (2.56%) Electronics
3 3 (2.56%) Manufacturing
3 3 (2.56%) Marketing
4 2 (1.71%) Advertising
Job Titles
1 105 (89.74%) Developer
2 46 (39.32%) Java Developer
3 35 (29.91%) Front End Developer (Client-Side Developer)
4 23 (19.66%) JavaScript Developer
5 11 (9.40%) HTML Developer
6 10 (8.55%) Front End Java Developer (Client-Side Java Developer)
7 7 (5.98%) Administrator
7 7 (5.98%) Systems Administrator
8 6 (5.13%) Angular Developer
8 6 (5.13%) Full Stack Developer
8 6 (5.13%) HTML CSS Developer
8 6 (5.13%) Senior Developer
9 5 (4.27%) PHP Developer
9 5 (4.27%) Web Developer
10 4 (3.42%) Node.js Developer
10 4 (3.42%) UI Developer
11 3 (2.56%) .NET Developer
11 3 (2.56%) Lead Developer
11 3 (2.56%) Python Developer
11 3 (2.56%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 90 (76.92%) CSS
2 80 (68.38%) HTML
3 28 (23.93%) Web Services
4 27 (23.08%) Node.js
4 27 (23.08%) REST
5 26 (22.22%) HTML5
6 25 (21.37%) AngularJS
6 25 (21.37%) CSS3
7 20 (17.09%) jQuery
8 14 (11.97%) RESTful
9 13 (11.11%) Spring
10 11 (9.40%) React
11 8 (6.84%) Backbone.js
12 7 (5.98%) Ember.js
12 7 (5.98%) Sass
13 6 (5.13%) XML
14 5 (4.27%) .NET
14 5 (4.27%) Ajax
14 5 (4.27%) ASP.NET
14 5 (4.27%) Hibernate
Miscellaneous
1 30 (25.64%) User Experience
2 7 (5.98%) Management Information System
3 3 (2.56%) Mobile App
3 3 (2.56%) RIA
4 2 (1.71%) Data Structures
5 1 (0.85%) Algorithms
5 1 (0.85%) Analytical Skills
5 1 (0.85%) Computer Science
5 1 (0.85%) Enterprise Software
5 1 (0.85%) Foreign Exchange (FX)
5 1 (0.85%) NHS
Operating Systems
1 45 (38.46%) Linux
2 40 (34.19%) Unix
3 38 (32.48%) Mac OS X
4 3 (2.56%) Windows
5 1 (0.85%) Android
5 1 (0.85%) Apple iOS
5 1 (0.85%) Solaris
5 1 (0.85%) Windows Mobile
Processes & Methodologies
1 60 (51.28%) Agile Software Development
2 46 (39.32%) TDD
3 44 (37.61%) Front End Development
3 44 (37.61%) Web Development
4 36 (30.77%) Configuration Management
5 32 (27.35%) Mentoring
5 32 (27.35%) Web Design
6 29 (24.79%) Continuous Integration
7 28 (23.93%) Line Management
8 27 (23.08%) BDD
9 24 (20.51%) DevOps
9 24 (20.51%) Responsive Web Design
10 21 (17.95%) Continuous Delivery
11 20 (17.09%) Visualisation
12 18 (15.38%) Automated Testing
13 14 (11.97%) Prototyping
14 13 (11.11%) OO
15 11 (9.40%) Rapid Prototyping
16 7 (5.98%) Data Analysis
16 7 (5.98%) ITIL
Programming Languages
1 68 (58.12%) Java
2 20 (17.09%) Python
2 20 (17.09%) Ruby
3 10 (8.55%) Scala
4 8 (6.84%) C++
5 7 (5.98%) C#
5 7 (5.98%) PHP
6 6 (5.13%) SQL
7 4 (3.42%) Groovy
8 3 (2.56%) Go
9 2 (1.71%) ES6
10 1 (0.85%) ECMAScript
10 1 (0.85%) Korn
10 1 (0.85%) PHP 5
10 1 (0.85%) Shell Script
10 1 (0.85%) T-SQL
10 1 (0.85%) TypeScript
10 1 (0.85%) XPath
Qualifications
1 12 (10.26%) Security Cleared
2 7 (5.98%) BC Cleared
2 7 (5.98%) ITIL Foundation Certificate
3 5 (4.27%) Degree
4 2 (1.71%) SC Cleared
5 1 (0.85%) BPSS Clearance
5 1 (0.85%) CTC Cleared
5 1 (0.85%) DBS Check
Quality Assurance & Compliance
1 10 (8.55%) Disclosure Scotland
2 1 (0.85%) FATCA
2 1 (0.85%) WAI
System Software
1 7 (5.98%) Active Directory
2 3 (2.56%) Docker
3 2 (1.71%) VMware Infrastructure
4 1 (0.85%) Hyper-V
4 1 (0.85%) KVM
4 1 (0.85%) NFS
4 1 (0.85%) Oracle RAC
4 1 (0.85%) SRDF
4 1 (0.85%) vSphere
4 1 (0.85%) Xen
Systems Management
1 3 (2.56%) Puppet
2 2 (1.71%) Ansible
2 2 (1.71%) Kubernetes
Vendors
1 7 (5.98%) ServiceNow
2 4 (3.42%) Adobe
2 4 (3.42%) Microsoft
3 3 (2.56%) Ensighten
3 3 (2.56%) Oracle
3 3 (2.56%) SAP
4 2 (1.71%) IBM
4 2 (1.71%) MuleSoft
4 2 (1.71%) TIBCO
4 2 (1.71%) VMware
4 2 (1.71%) Xamarin
5 1 (0.85%) Cisco
5 1 (0.85%) EMC
5 1 (0.85%) Google
5 1 (0.85%) Intel
5 1 (0.85%) NetApp
5 1 (0.85%) Solace
5 1 (0.85%) Sybase
5 1 (0.85%) Zend