Period
to 22 September 2018

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 6 months to 22 September 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)
South East > Buckinghamshire
6 months to
22 Sep 2018
Same period 2017 Same period 2016
Rank 12 13 15
Rank change year-on-year +1 +2 +11
Contract jobs citing JavaScript 201 227 157
As % of all contract IT jobs advertised in Buckinghamshire 10.71% 10.12% 8.74%
As % of the Programming Languages category 27.05% 26.30% 27.50%
Number of daily rates quoted 134 124 97
Buckinghamshire median daily rate £425 £419 £338
Median daily rate % change year-on-year +1.49% +24.07% +3.05%
10th Percentile £313 £313 £263
90th Percentile £498 £466 £475
South East median daily rate £425 £400 £375
% change year-on-year +6.25% +6.67% +3.45%
Number of hourly rates quoted 2 4 2
Buckinghamshire median hourly rate £48.75 £29.00 £41.25
Median hourly rate % change year-on-year +68.10% -29.70% +3.13%
10th Percentile £42.38 £16.85 £36.78
90th Percentile £56.13 £53.05 £45.13
South East median hourly rate £42.50 £45.00 £46.00
% change year-on-year -5.56% -2.17% +26.03%

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 Buckinghamshire with a requirement for coding skills.

All Programming Languages
Buckinghamshire
Contract vacancies with a requirement for coding skills 743 863 571
As % of all contract IT jobs advertised in Buckinghamshire 39.58% 38.48% 31.79%
Number of daily rates quoted 414 347 297
Buckinghamshire median daily rate £425 £388 £365
Median daily rate % change year-on-year +9.68% +6.16% +4.29%
10th Percentile £313 £256 £263
90th Percentile £575 £525 £494
South East median daily rate £425 £400 £400
% change year-on-year +6.25% - +6.67%
Number of hourly rates quoted 8 17 12
Buckinghamshire median hourly rate £45.00 £55.00 £37.00
Median hourly rate % change year-on-year -18.18% +48.65% +23.33%
10th Percentile £33.87 £18.50 £11.85
90th Percentile £51.38 £77.50 £62.50
South East median hourly rate £43.50 £45.00 £40.00
% change year-on-year -3.33% +12.50% +6.67%

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 6 months to 22 September 2018.

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 6 months to 22 September 2018.

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 6 months to 22 September 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
Milton Keynes +5 122 £405 +8.00% 63
Aylesbury 0 19 £425 +4.29% 13
High Wycombe +6 14 £423 +7.99% 3
Marlow -4 5 £338 - 2
Beaconsfield +2 3 £425 +41.67% 1
Chesham - 1 £250 - 1
JavaScript
South East

For the 6 months to 22 September 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 Buckinghamshire region with a requirement for JavaScript.

1 95 (47.26%) HTML
2 88 (43.78%) Agile Software Development
3 75 (37.31%) CSS
4 63 (31.34%) Java
5 55 (27.36%) AngularJS
6 53 (26.37%) C#
7 49 (24.38%) SQL
7 49 (24.38%) Node.js
8 48 (23.88%) TDD
9 44 (21.89%) Git (software)
10 43 (21.39%) Finance
11 41 (20.40%) .NET
12 40 (19.90%) Test Automation
13 37 (18.41%) Web Development
14 35 (17.41%) Front End Development
15 34 (16.92%) HTML5
16 31 (15.42%) Spring
16 31 (15.42%) MVC
17 30 (14.93%) BDD
18 28 (13.93%) CSS3
19 26 (12.94%) React
20 25 (12.44%) REST
20 25 (12.44%) jQuery
20 25 (12.44%) ASP.NET
21 24 (11.94%) Oracle
22 22 (10.95%) SQL Server
22 22 (10.95%) XML
22 22 (10.95%) OO
23 21 (10.45%) Banking
24 20 (9.95%) Web Services

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 15 (7.46%) CMS
2 10 (4.98%) Drupal
3 9 (4.48%) EPiServer
3 9 (4.48%) WebSphere
4 8 (3.98%) WebSphere Application Server
5 6 (2.99%) WordPress
6 5 (2.49%) IIS
7 4 (1.99%) Confluence
8 2 (1.00%) Apache
8 2 (1.00%) Oracle SOA Suite
8 2 (1.00%) SharePoint
8 2 (1.00%) SharePoint 2010
8 2 (1.00%) SharePoint 2013
8 2 (1.00%) Sitecore CMS
8 2 (1.00%) Tomcat
9 1 (0.50%) concrete5
9 1 (0.50%) Elasticsearch
9 1 (0.50%) Umbraco
Applications
1 1 (0.50%) InVision
1 1 (0.50%) UserZoom
Business Applications
1 8 (3.98%) Magento
2 7 (3.48%) Maximo
3 5 (2.49%) Dynamics CRM
4 1 (0.50%) Workday HCM
Cloud Services
1 20 (9.95%) Microsoft Azure
2 10 (4.98%) OpenShift
3 8 (3.98%) GitHub
3 8 (3.98%) iPaaS
4 7 (3.48%) Office 365
5 5 (2.49%) Dynamics 365
5 5 (2.49%) npm
6 1 (0.50%) Amazon AWS
6 1 (0.50%) IaaS
6 1 (0.50%) PaaS
6 1 (0.50%) Salesforce Sales Cloud
6 1 (0.50%) Twilio
Communications & Networking
1 2 (1.00%) Firewall
1 2 (1.00%) HTTP
1 2 (1.00%) SSL
2 1 (0.50%) Internet
2 1 (0.50%) Intranet
2 1 (0.50%) MQTT
Database & Business Intelligence
1 22 (10.95%) SQL Server
2 15 (7.46%) Relational Database
3 10 (4.98%) MySQL
4 9 (4.48%) PostgreSQL
4 9 (4.48%) RDBMS
5 7 (3.48%) DB2
6 3 (1.49%) Redis
7 2 (1.00%) NoSQL
7 2 (1.00%) SQL Server Reporting Services
7 2 (1.00%) UniData
8 1 (0.50%) GIS
8 1 (0.50%) JasperReports
8 1 (0.50%) MongoDB
8 1 (0.50%) mvBase
8 1 (0.50%) OpenQM
8 1 (0.50%) Oracle Reports
8 1 (0.50%) SQL Server 2012
8 1 (0.50%) SQL Server 2014
8 1 (0.50%) SQL Server Analysis Services
8 1 (0.50%) SQL Server Integration Services
Development Applications
1 44 (21.89%) Git (software)
2 20 (9.95%) Jenkins
3 13 (6.47%) Visual Studio
4 9 (4.48%) Appium
4 9 (4.48%) JIRA
4 9 (4.48%) Mocha
5 8 (3.98%) Karma Test Runner
5 8 (3.98%) Maven
5 8 (3.98%) Protractor
5 8 (3.98%) Selenium
6 7 (3.48%) Team Foundation Server
7 6 (2.99%) Cucumber
7 6 (2.99%) GitLab
8 4 (1.99%) Atlassian Bamboo
8 4 (1.99%) Bitbucket
8 4 (1.99%) WebDriver
8 4 (1.99%) webpack
9 3 (1.49%) Calabash
10 2 (1.00%) Grunt
10 2 (1.00%) PhantomJS
General
1 43 (21.39%) Finance
2 21 (10.45%) Banking
3 6 (2.99%) Law
3 6 (2.99%) Retail
4 4 (1.99%) Marketing
5 3 (1.49%) Retail Banking
6 2 (1.00%) Corporate Banking
7 1 (0.50%) Advertising
7 1 (0.50%) Aerospace
7 1 (0.50%) Back Office
7 1 (0.50%) Investment Banking
7 1 (0.50%) Manufacturing
7 1 (0.50%) Multimedia
Job Titles
1 161 (80.10%) Developer
2 49 (24.38%) JavaScript Developer
3 25 (12.44%) Front End Developer (Client-Side Developer)
4 24 (11.94%) Java Developer
5 20 (9.95%) .NET Developer
5 20 (9.95%) Web Developer
6 19 (9.45%) Angular Developer
7 16 (7.96%) Full Stack Developer
7 16 (7.96%) HTML Developer
7 16 (7.96%) Node.js Developer
8 13 (6.47%) C# Developer
9 12 (5.97%) Senior Developer
10 11 (5.47%) HTML CSS Developer
10 11 (5.47%) UI Developer
11 10 (4.98%) React Developer
12 9 (4.48%) Automation Tester
12 9 (4.48%) Tester
13 7 (3.48%) Architect
13 7 (3.48%) Drupal Developer
14 6 (2.99%) Applications Manager
Libraries, Frameworks & Software Standards
1 95 (47.26%) HTML
2 75 (37.31%) CSS
3 55 (27.36%) AngularJS
4 49 (24.38%) Node.js
5 41 (20.40%) .NET
6 34 (16.92%) HTML5
7 31 (15.42%) Spring
8 28 (13.93%) CSS3
9 26 (12.94%) React
10 25 (12.44%) ASP.NET
10 25 (12.44%) jQuery
10 25 (12.44%) REST
11 22 (10.95%) XML
12 20 (9.95%) Web Services
13 19 (9.45%) Spring Boot
14 18 (8.96%) ASP.NET Web API
15 17 (8.46%) KnockoutJS
16 16 (7.96%) SOAP
16 16 (7.96%) Twitter Bootstrap
17 15 (7.46%) Sass
Miscellaneous
1 17 (8.46%) User Experience
2 12 (5.97%) Analytical Skills
3 8 (3.98%) iPad
4 7 (3.48%) Greenfield Project
5 5 (2.49%) Computer Science
5 5 (2.49%) Fintech
6 4 (1.99%) CMDB
6 4 (1.99%) Data Structures
6 4 (1.99%) Mobile App
7 3 (1.49%) Virtual Team
8 2 (1.00%) N-Tier
8 2 (1.00%) Replication
9 1 (0.50%) Client/Server
9 1 (0.50%) iSeries
9 1 (0.50%) RIA
Operating Systems
1 17 (8.46%) Windows
2 9 (4.48%) Android
2 9 (4.48%) Apple iOS
3 5 (2.49%) Windows Server 2003
3 5 (2.49%) Windows Server 2008
3 5 (2.49%) Windows Server 2012
4 3 (1.49%) Linux
4 3 (1.49%) Mac OS X
4 3 (1.49%) Windows Server
Processes & Methodologies
1 88 (43.78%) Agile Software Development
2 48 (23.88%) TDD
3 40 (19.90%) Test Automation
4 37 (18.41%) Web Development
5 35 (17.41%) Front End Development
6 31 (15.42%) MVC
7 30 (14.93%) BDD
8 22 (10.95%) OO
9 20 (9.95%) Continuous Integration
10 17 (8.46%) Scrum
11 15 (7.46%) Continuous Delivery
12 14 (6.97%) Digital Transformation Programme
12 14 (6.97%) E-Commerce
13 13 (6.47%) OOP
14 12 (5.97%) ITIL
14 12 (5.97%) Microservices
14 12 (5.97%) Problem-Solving
15 11 (5.47%) DevOps
16 10 (4.98%) Workflow
17 9 (4.48%) Migration
Programming Languages
1 63 (31.34%) Java
2 53 (26.37%) C#
3 49 (24.38%) SQL
4 14 (6.97%) PHP
5 11 (5.47%) C++
6 8 (3.98%) PowerShell
7 5 (2.49%) TypeScript
8 4 (1.99%) T-SQL
9 3 (1.49%) Apple Swift
9 3 (1.49%) Ruby
10 2 (1.00%) Python
10 2 (1.00%) VB
11 1 (0.50%) Apex Code
11 1 (0.50%) Delphi
11 1 (0.50%) Java 8
11 1 (0.50%) Objective-C
11 1 (0.50%) Scala
11 1 (0.50%) Shell Script
11 1 (0.50%) VB.NET
11 1 (0.50%) VBA
Qualifications
1 17 (8.46%) Degree
2 14 (6.97%) Security Cleared
3 11 (5.47%) SC Cleared
4 6 (2.99%) Microsoft Certification
5 5 (2.49%) CTC Cleared
5 5 (2.49%) Master's Degree
5 5 (2.49%) MCSE
6 4 (1.99%) MCP
7 2 (1.00%) DV Cleared
7 2 (1.00%) SAFe Agilist
8 1 (0.50%) ISTQB
8 1 (0.50%) ISTQB Foundation Certification
8 1 (0.50%) ITIL Foundation Certificate
Quality Assurance & Compliance
1 9 (4.48%) QA
2 2 (1.00%) Data Quality
System Software
1 10 (4.98%) Docker
2 1 (0.50%) VMware Infrastructure
Systems Management
1 2 (1.00%) SCOM
2 1 (0.50%) Single Sign-On
Vendors
1 24 (11.94%) Oracle
2 17 (8.46%) Microsoft
3 13 (6.47%) IBM
4 9 (4.48%) hybris
5 8 (3.98%) ATG
5 8 (3.98%) Demandware
6 5 (2.49%) ServiceNow
7 4 (1.99%) Salesforce.com
7 4 (1.99%) Sitecore
8 2 (1.00%) Adobe
9 1 (0.50%) CA Agile Central
9 1 (0.50%) DevExpress
9 1 (0.50%) Informatica
9 1 (0.50%) jBASE
9 1 (0.50%) Sage
9 1 (0.50%) SendGrid
9 1 (0.50%) Tableau
9 1 (0.50%) Telerik
9 1 (0.50%) VMware
9 1 (0.50%) Workday