The following table provides summary statistics for contract job vacancies advertised in Buckinghamshire 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 28 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)
South East / Buckinghamshire
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank 16 15 21
Rank change year-on-year -1 +6  
Contract jobs citing JavaScript 105 98 87
As % of all contract IT jobs advertised in Buckinghamshire 10.32% 10.18% 7.23%
As % of the Programming Languages category 26.72% 31.72% 20.52%
Number of daily rates quoted 86 56 69
Median daily rate £425 £325 £325
Median daily rate % change year-on-year +30.76% -  
90% offered a daily rate of more than £313 £259 £230
10% offered a daily rate of more than £450 £458 £439
UK excluding London median daily rate £375 £360 £350
% change year-on-year +4.16% +3.00%  
Number of hourly rates quoted 3 0 1
Median hourly rate £29.00 - £40.00
UK excluding London median hourly rate £43.45 £37.50 £39.78
% change year-on-year +15.85% -5.71%  

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 Buckinghamshire with a requirement for programming language skills.

Contract Programming Language Skills
Buckinghamshire
Contract job vacancies with a requirement for programming language skills 393 309 424
As % of all contract IT job vacancies advertised in Buckinghamshire 38.64% 32.09% 35.22%
Number of daily rates quoted 430 308 423
Median daily rate £410 £350 £350
Median daily rate % change year-on-year +17.14% -  
90% offered a daily rate of more than £288 £256 £226
10% offered a daily rate of more than £525 £475 £519
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 17 5 32
Median hourly rate £55.00 £40.00 £28.00
Median hourly rate % change year-on-year +37.50% +42.85%  
90% offered a hourly rate of more than £18.50 £31.00 £21.63
10% offered a hourly rate of more than £77.50 £54.50 £43.75
UK excluding London median hourly rate £42.50 £37.00 £37.00
% change year-on-year +14.86% -  

JavaScript
Job Vacancy Trend in Buckinghamshire

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

Job vacancy trend for JavaScript in Buckinghamshire

JavaScript
Contractor Daily Rate Trend in Buckinghamshire

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

Contractor daily rate trend for JavaScript in Buckinghamshire

JavaScript
Contractor Daily Rate Histogram in Buckinghamshire

The daily rate distribution of IT jobs citing JavaScript in Buckinghamshire over the 3 months to 28 June 2017.

Contractor daily rate histogram for JavaScript in Buckinghamshire

JavaScript
Contractor Hourly Rate Trend in Buckinghamshire

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

Contractor hourly rate trend for JavaScript in Buckinghamshire

JavaScript
Contractor Hourly Rate Histogram in Buckinghamshire

The hourly rate distribution of IT jobs citing JavaScript in Buckinghamshire over the 3 months to 28 June 2017.

Contractor hourly rate histogram for JavaScript in Buckinghamshire

JavaScript
Contract Job Locations in Buckinghamshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing JavaScript within the Buckinghamshire region over the 3 months to 28 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Milton Keynes -3 61 £350 +7.69% 9
Aylesbury -1 9 £408 +8.66% 7
High Wycombe -1 4 £370 +52.57% 2
Marlow - 3 - - 9
JavaScript
South East

For the 6 months to 28 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 Buckinghamshire region with a requirement for JavaScript.

1 155 (71.10%) HTML
2 144 (66.06%) CSS
3 127 (58.26%) Agile Software Development
4 78 (35.78%) Java
5 77 (35.32%) AngularJS
6 70 (32.11%) jQuery
7 64 (29.36%) HTML5
7 64 (29.36%) CSS3
8 56 (25.69%) Jenkins
8 56 (25.69%) Git (software)
9 54 (24.77%) Node.js
10 53 (24.31%) .NET
11 50 (22.94%) C#
12 49 (22.48%) Finance
12 49 (22.48%) Front End Development
13 47 (21.56%) SQL
14 46 (21.10%) Scrum
15 45 (20.64%) Banking
16 44 (20.18%) REST
17 42 (19.27%) Spring
18 37 (16.97%) Ajax
19 36 (16.51%) Web Development
19 36 (16.51%) Twitter Bootstrap
20 32 (14.68%) MVC
20 32 (14.68%) Digital Transformation Programme
21 31 (14.22%) JSON
22 30 (13.76%) RESTful
22 30 (13.76%) Sass
23 29 (13.30%) Continuous Integration
23 29 (13.30%) ASP.NET

JavaScript
Co-occurring IT Skills in Buckinghamshire 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 25 (11.47%) CMS
2 18 (8.26%) EPiServer
3 11 (5.05%) WebSphere
4 9 (4.13%) Confluence
4 9 (4.13%) WebSphere Application Server
5 7 (3.21%) JBoss
6 5 (2.29%) OpenStack
7 4 (1.83%) Drupal
7 4 (1.83%) Oracle SOA Suite
7 4 (1.83%) Umbraco
8 3 (1.38%) SharePoint
9 2 (0.92%) Alfresco
9 2 (0.92%) Apache Spark
9 2 (0.92%) Liferay
9 2 (0.92%) SharePoint 2013
9 2 (0.92%) Tomcat
9 2 (0.92%) WebLogic
10 1 (0.46%) Apache
10 1 (0.46%) NServiceBus
10 1 (0.46%) SharePoint 2010
Applications
1 6 (2.75%) Photoshop
2 5 (2.29%) Adobe Creative Suite
Business Applications
1 13 (5.96%) Dynamics CRM
2 1 (0.46%) Cerner Millennium
2 1 (0.46%) Salesforce.com CRM
Cloud Services
1 20 (9.17%) Amazon AWS
2 13 (5.96%) PaaS
3 11 (5.05%) OpenShift
4 10 (4.59%) Microsoft Azure
5 6 (2.75%) Google Analytics
6 5 (2.29%) AWS Lambda
7 4 (1.83%) Google Cloud Platform
8 3 (1.38%) Amazon S3
8 3 (1.38%) AWS CloudFormation
9 2 (0.92%) Google Checkout
9 2 (0.92%) Google Tag Manager
9 2 (0.92%) Sauce Labs
10 1 (0.46%) Office 365
10 1 (0.46%) SaaS
10 1 (0.46%) Salesforce Sales Cloud
10 1 (0.46%) Salesforce Service Cloud
Communications & Networking
1 10 (4.59%) Internet
2 3 (1.38%) Intranet
3 1 (0.46%) LDAP
Database & Business Intelligence
1 27 (12.39%) MongoDB
2 22 (10.09%) SQL Server
3 11 (5.05%) MySQL
4 9 (4.13%) PostgreSQL
5 7 (3.21%) Redis
6 6 (2.75%) Amazon DynamoDB
6 6 (2.75%) Hadoop
7 5 (2.29%) Big Data
8 3 (1.38%) NoSQL
8 3 (1.38%) RDBMS
8 3 (1.38%) Relational Database
8 3 (1.38%) SQL Server Reporting Services
9 2 (0.92%) Apache Hive
9 2 (0.92%) Endeca
9 2 (0.92%) Sqoop
10 1 (0.46%) Impala
10 1 (0.46%) QlikView
10 1 (0.46%) Spark SQL
10 1 (0.46%) SQL Server 2005
10 1 (0.46%) SQL Server 2008
Development Applications
1 56 (25.69%) Git (software)
1 56 (25.69%) Jenkins
2 20 (9.17%) JIRA
3 16 (7.34%) Maven
3 16 (7.34%) Selenium
3 16 (7.34%) Visual Studio
4 15 (6.88%) JUnit
5 13 (5.96%) Eclipse
5 13 (5.96%) Visual Studio Team System
6 12 (5.50%) Bitbucket
6 12 (5.50%) WebDriver
7 11 (5.05%) Subversion
8 7 (3.21%) Appium
8 7 (3.21%) Atlassian Bamboo
9 6 (2.75%) Calabash
9 6 (2.75%) git-flow
9 6 (2.75%) PHPUnit
9 6 (2.75%) Protractor
10 5 (2.29%) Mocha
10 5 (2.29%) webpack
General
1 49 (22.48%) Finance
2 45 (20.64%) Banking
3 12 (5.50%) Marketing
3 12 (5.50%) Retail
4 4 (1.83%) Corporate Banking
5 3 (1.38%) Automotive
5 3 (1.38%) German Language
5 3 (1.38%) Law
6 2 (0.92%) Financial Institution
6 2 (0.92%) Pharmaceutical
6 2 (0.92%) Spanish Language
7 1 (0.46%) Advertising
7 1 (0.46%) Back Office
7 1 (0.46%) Manufacturing
Job Titles
1 179 (82.11%) Developer
2 53 (24.31%) JavaScript Developer
3 42 (19.27%) Front End Developer (Client-Side Developer)
4 33 (15.14%) Java Developer
5 29 (13.30%) HTML Developer
6 26 (11.93%) Web Developer
7 23 (10.55%) HTML CSS Developer
8 20 (9.17%) Node.js Developer
9 19 (8.72%) Angular Developer
10 17 (7.80%) EPiServer Developer
11 15 (6.88%) .NET Developer
11 15 (6.88%) C# Developer
12 14 (6.42%) CRM Developer
13 13 (5.96%) Dynamics CRM Developer
14 12 (5.50%) Architect
15 11 (5.05%) Tester
16 10 (4.59%) Full Stack Developer
16 10 (4.59%) Microsoft Developer
16 10 (4.59%) MongoDB Developer
16 10 (4.59%) Senior Developer
Libraries, Frameworks & Software Standards
1 155 (71.10%) HTML
2 144 (66.06%) CSS
3 77 (35.32%) AngularJS
4 70 (32.11%) jQuery
5 64 (29.36%) CSS3
5 64 (29.36%) HTML5
6 54 (24.77%) Node.js
7 53 (24.31%) .NET
8 44 (20.18%) REST
9 42 (19.27%) Spring
10 37 (16.97%) Ajax
11 36 (16.51%) Twitter Bootstrap
12 31 (14.22%) JSON
13 30 (13.76%) RESTful
13 30 (13.76%) Sass
14 29 (13.30%) ASP.NET
15 27 (12.39%) XHTML
16 25 (11.47%) .NET Framework
16 25 (11.47%) Web Services
17 23 (10.55%) XML
Miscellaneous
1 19 (8.72%) User Experience
2 12 (5.50%) Analytical Skills
2 12 (5.50%) Enterprise Software
3 6 (2.75%) Mobile App
4 5 (2.29%) Computer Science
5 4 (1.83%) Online Banking
6 2 (0.92%) Digital Media
6 2 (0.92%) Greenfield Project
6 2 (0.92%) iPad
6 2 (0.92%) iPhone
6 2 (0.92%) Management Information System
6 2 (0.92%) Mobile Banking
6 2 (0.92%) Virtual Team
7 1 (0.46%) Enterprise Cloud
7 1 (0.46%) Graphic Design
7 1 (0.46%) IVR
7 1 (0.46%) PACS
7 1 (0.46%) Taxonomies
Operating Systems
1 14 (6.42%) Android
2 10 (4.59%) Windows
3 9 (4.13%) Apple iOS
4 7 (3.21%) Mac OS X
5 2 (0.92%) Linux
Processes & Methodologies
1 127 (58.26%) Agile Software Development
2 49 (22.48%) Front End Development
3 46 (21.10%) Scrum
4 36 (16.51%) Web Development
5 32 (14.68%) Digital Transformation Programme
5 32 (14.68%) MVC
6 29 (13.30%) Continuous Integration
7 27 (12.39%) TDD
8 24 (11.01%) API Development
9 22 (10.09%) Microservices
9 22 (10.09%) OO
9 22 (10.09%) Test Automation
10 21 (9.63%) CRM
11 15 (6.88%) BDD
11 15 (6.88%) Unit Testing
12 9 (4.13%) Analytics
12 9 (4.13%) OOP
13 8 (3.67%) Continuous Delivery
13 8 (3.67%) Open Source
13 8 (3.67%) Wireframes
Programming Languages
1 78 (35.78%) Java
2 50 (22.94%) C#
3 47 (21.56%) SQL
4 12 (5.50%) Apple Swift
5 10 (4.59%) Ruby
6 9 (4.13%) PHP
7 6 (2.75%) PHP 5
7 6 (2.75%) PHP 7
7 6 (2.75%) PL/SQL
7 6 (2.75%) Shell Script
7 6 (2.75%) T-SQL
8 5 (2.29%) C++
8 5 (2.29%) ES6
8 5 (2.29%) Objective-C
8 5 (2.29%) PowerShell
9 4 (1.83%) TypeScript
10 3 (1.38%) Apex Code
10 3 (1.38%) ECMAScript
10 3 (1.38%) Scala
11 2 (0.92%) Python
Qualifications
1 19 (8.72%) SC Cleared
1 19 (8.72%) Security Cleared
2 12 (5.50%) Degree
3 9 (4.13%) DV Cleared
4 4 (1.83%) Master's Degree
5 1 (0.46%) BPSS Clearance
5 1 (0.46%) Computer Science Degree
5 1 (0.46%) CTC Cleared
5 1 (0.46%) ISEB
Quality Assurance & Compliance
1 9 (4.13%) QA
2 1 (0.46%) HL7
System Software
1 10 (4.59%) Docker
Systems Management
1 3 (1.38%) Kubernetes
2 2 (0.92%) Oozie
3 1 (0.46%) HP Quality Center
Vendors
1 20 (9.17%) Microsoft
2 14 (6.42%) IBM
3 12 (5.50%) Oracle
4 10 (4.59%) Google
5 5 (2.29%) Adobe
6 4 (1.83%) Apigee
6 4 (1.83%) MuleSoft
6 4 (1.83%) Red Hat
6 4 (1.83%) Salesforce.com
6 4 (1.83%) WSO2
7 3 (1.38%) Sitecore
8 2 (0.92%) Coremetrics
8 2 (0.92%) DevExpress
8 2 (0.92%) hybris
8 2 (0.92%) OpenText
8 2 (0.92%) PayPal
8 2 (0.92%) Telerik
9 1 (0.46%) Atlassian
9 1 (0.46%) Nintex
9 1 (0.46%) Pega
High Wycombe, Buckinghamshire
TEKsystems
Rate: £400 - £425 per day
Posted: 5 hours ago
Milton Keynes, Buckinghamshire
Sopra Steria Recruitment
Rate: £Negotiable/Flexible
Posted: 5 hours ago
Buckinghamshire
Opus Recruitment Solutions Ltd
Rate: £300 - £375 per day
Posted: 5 days ago
High Wycombe, Buckinghamshire
GM Financial
Rate: Competitive
Posted: 9 days ago