Period
to 23 November 2017

The following table provides summary statistics for contract job vacancies advertised in Berkshire 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 23 November 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 > Berkshire
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 16 20 18
Rank change year-on-year +4 -2 +2
Contract jobs citing JavaScript 317 295 317
As % of all contract IT jobs advertised in Berkshire 7.71% 6.86% 6.35%
As % of the Programming Languages category 27.23% 24.48% 26.00%
Number of daily rates quoted 216 193 218
Berkshire median daily rate £375 £375 £375
10th Percentile £275 £300 £250
90th Percentile £525 £500 £545
South East median daily rate £400 £375 £375
% change year-on-year +6.67% - +7.14%
Number of hourly rates quoted 1 11 10
Berkshire median hourly rate £35.00 £32.00 £27.75
Median hourly rate % change year-on-year +9.38% +15.32% +46.05%
South East median hourly rate £45.00 £46.00 £36.00
% change year-on-year -2.17% +27.78% +10.77%

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 Berkshire with a requirement for coding skills.

All Programming Languages
Berkshire
Contract vacancies with a requirement for coding skills 1164 1205 1219
As % of all contract IT jobs advertised in Berkshire 28.32% 28.00% 24.42%
Number of daily rates quoted 693 695 748
Berkshire median daily rate £400 £400 £380
Median daily rate % change year-on-year - +5.26% +1.33%
10th Percentile £286 £275 £250
90th Percentile £538 £528 £506
South East median daily rate £413 £400 £375
% change year-on-year +3.13% +6.67% +7.14%
Number of hourly rates quoted 27 35 44
Berkshire median hourly rate £33.00 £32.00 £36.75
Median hourly rate % change year-on-year +3.13% -12.93% +13.08%
10th Percentile £10.75 £12.25 £16.25
90th Percentile £48.50 £49.20 £54.34
South East median hourly rate £45.00 £40.25 £37.50
% change year-on-year +11.80% +7.33% +7.14%

JavaScript
Job Vacancy Trend in Berkshire

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

Job vacancy trend for JavaScript in Berkshire

JavaScript
Contractor Daily Rate Trend in Berkshire

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

Contractor daily rate trend for JavaScript in Berkshire

JavaScript
Contractor Daily Rate Histogram in Berkshire

The daily rate distribution of IT jobs citing JavaScript in Berkshire over the 6 months to 23 November 2017.

Contractor daily rate histogram for JavaScript in Berkshire

JavaScript
Contractor Hourly Rate Trend in Berkshire

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

Contractor hourly rate trend for JavaScript in Berkshire

JavaScript
Contract Job Locations in Berkshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing JavaScript within the Berkshire region over the 6 months to 23 November 2017. 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
Reading -2 107 £365 -2.67% 27
Newbury +16 42 £351 -3.10% 4
Bracknell -3 35 £400 -20.00% 11
Slough +11 31 £400 +23.08% 16
Maidenhead -1 17 £400 +23.08% 8
Windsor - 1 £375 - 3
JavaScript
South East

For the 6 months to 23 November 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 Berkshire region with a requirement for JavaScript.

1 224 (70.66%) HTML
2 209 (65.93%) CSS
3 108 (34.07%) AngularJS
4 107 (33.75%) Agile Software Development
5 105 (33.12%) HTML5
6 91 (28.71%) jQuery
7 85 (26.81%) SQL
8 79 (24.92%) Front End Development
9 75 (23.66%) TDD
10 69 (21.77%) .NET
10 69 (21.77%) Git (software)
11 68 (21.45%) CSS3
12 66 (20.82%) Scrum
13 65 (20.50%) Java
14 63 (19.87%) Sass
15 58 (18.30%) C#
15 58 (18.30%) Web Development
16 57 (17.98%) React
17 55 (17.35%) PHP
17 55 (17.35%) Node.js
18 54 (17.03%) SQL Server
19 53 (16.72%) MySQL
19 53 (16.72%) XML
20 51 (16.09%) Linux
21 50 (15.77%) Continuous Integration
21 50 (15.77%) DevOps
22 49 (15.46%) MVC
23 48 (15.14%) BDD
23 48 (15.14%) Twitter Bootstrap
24 45 (14.20%) REST

JavaScript
Co-occurring IT Skills in Berkshire 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 32 (10.09%) Apache
2 19 (5.99%) Tomcat
3 18 (5.68%) IIS
4 15 (4.73%) CMS
5 11 (3.47%) nginx
5 11 (3.47%) WordPress
6 8 (2.52%) Drupal
7 5 (1.58%) Confluence
7 5 (1.58%) Elasticsearch
7 5 (1.58%) JBoss
8 4 (1.26%) NServiceBus
9 3 (0.95%) Adobe Experience Manager
9 3 (0.95%) WebLogic
10 2 (0.63%) Apache Solr
10 2 (0.63%) IBM Domino
10 2 (0.63%) IBM Notes
10 2 (0.63%) OpenStack
10 2 (0.63%) Oracle SOA Suite
10 2 (0.63%) SharePoint
10 2 (0.63%) WebSphere
Applications
1 13 (4.10%) Adobe Creative Suite
2 7 (2.21%) MS Visio
2 7 (2.21%) Photoshop
3 5 (1.58%) Adobe Illustrator
4 2 (0.63%) Microsoft Project
5 1 (0.32%) InVision
5 1 (0.32%) Microsoft Excel
5 1 (0.32%) Microsoft Office
5 1 (0.32%) OmniGraffle
Business Applications
1 9 (2.84%) Magento
2 8 (2.52%) Dynamics CRM
3 7 (2.21%) KANA IQ
4 4 (1.26%) Remedy ITSM
5 2 (0.63%) SAP Hybris
6 1 (0.32%) Exstream
Cloud Services
1 32 (10.09%) Microsoft Azure
2 28 (8.83%) Amazon AWS
3 23 (7.26%) npm
4 10 (3.15%) SaaS
5 7 (2.21%) Dynamics 365
5 7 (2.21%) GitHub
6 4 (1.26%) Salesforce Service Cloud
7 3 (0.95%) Amazon EC2
7 3 (0.95%) Cloud Computing
7 3 (0.95%) Rackspace Cloud
8 2 (0.63%) Amazon CloudWatch
8 2 (0.63%) Amazon ElastiCache
8 2 (0.63%) Amazon S3
8 2 (0.63%) Amazon SQS
8 2 (0.63%) AWS Lambda
8 2 (0.63%) CloudFront
8 2 (0.63%) Google App Engine
8 2 (0.63%) Google Cloud Platform
8 2 (0.63%) Google Compute Engine
8 2 (0.63%) Serverless
Communications & Networking
1 14 (4.42%) HTTP
2 7 (2.21%) Internet
3 5 (1.58%) VPN
4 4 (1.26%) FTP
5 3 (0.95%) Firewall
5 3 (0.95%) SSH
6 2 (0.63%) SNMP
6 2 (0.63%) TCP/IP
6 2 (0.63%) Telnet
7 1 (0.32%) Cisco Nexus
7 1 (0.32%) LDAP
7 1 (0.32%) SMTP
7 1 (0.32%) SSL
Database & Business Intelligence
1 54 (17.03%) SQL Server
2 53 (16.72%) MySQL
3 19 (5.99%) Relational Database
4 17 (5.36%) MongoDB
5 16 (5.05%) NoSQL
6 10 (3.15%) PostgreSQL
7 9 (2.84%) Oracle Database
8 7 (2.21%) Redis
8 7 (2.21%) SQL Server 2000
9 5 (1.58%) Big Data
9 5 (1.58%) MariaDB
10 4 (1.26%) GIS
10 4 (1.26%) Oracle Database 10g
10 4 (1.26%) Oracle Database 11g
10 4 (1.26%) Oracle Database 12c
11 3 (0.95%) Pentaho
12 2 (0.63%) Amazon DynamoDB
12 2 (0.63%) MS Access
12 2 (0.63%) SQL Server 2016
13 1 (0.32%) Blockchain
Development Applications
1 69 (21.77%) Git (software)
2 35 (11.04%) gulp
3 33 (10.41%) Jenkins
3 33 (10.41%) webpack
4 23 (7.26%) Protractor
5 22 (6.94%) Karma Test Runner
6 21 (6.62%) Maven
7 20 (6.31%) Jasmine
8 19 (5.99%) Subversion
9 16 (5.05%) Selenium
10 15 (4.73%) JIRA
11 14 (4.42%) Eclipse
11 14 (4.42%) Team Foundation Server
12 13 (4.10%) Grunt
13 10 (3.15%) Dreamweaver
14 8 (2.52%) Cucumber
14 8 (2.52%) Visual Studio
15 7 (2.21%) Axure RP
15 7 (2.21%) TeamCity
15 7 (2.21%) Vagrant
General
1 21 (6.62%) Retail
2 20 (6.31%) Finance
3 12 (3.79%) Telecoms
4 4 (1.26%) Marketing
5 2 (0.63%) Advertising
5 2 (0.63%) Games
5 2 (0.63%) Legal
5 2 (0.63%) Spanish Language
6 1 (0.32%) Banking
6 1 (0.32%) Brand Awareness
6 1 (0.32%) Italian Language
6 1 (0.32%) Law
6 1 (0.32%) Pharmaceutical
6 1 (0.32%) Swedish Language
Job Titles
1 251 (79.18%) Developer
2 84 (26.50%) Front End Developer (Client-Side Developer)
3 51 (16.09%) JavaScript Developer
4 24 (7.57%) .NET Developer
4 24 (7.57%) Web Developer
5 22 (6.94%) Java Developer
6 21 (6.62%) HTML Developer
6 21 (6.62%) Senior Developer
7 19 (5.99%) Angular Developer
8 18 (5.68%) C# Developer
8 18 (5.68%) PHP Developer
9 15 (4.73%) Full Stack Developer
9 15 (4.73%) SQL Developer
10 14 (4.42%) DevOps Developer
10 14 (4.42%) DevOps Engineer
11 13 (4.10%) HTML CSS Developer
11 13 (4.10%) Software Developer
12 11 (3.47%) Front End Web Developer (Client-Side Developer)
12 11 (3.47%) UI Developer
13 9 (2.84%) Architect
Libraries, Frameworks & Software Standards
1 224 (70.66%) HTML
2 209 (65.93%) CSS
3 108 (34.07%) AngularJS
4 105 (33.12%) HTML5
5 91 (28.71%) jQuery
6 69 (21.77%) .NET
7 68 (21.45%) CSS3
8 63 (19.87%) Sass
9 57 (17.98%) React
10 55 (17.35%) Node.js
11 53 (16.72%) XML
12 48 (15.14%) Twitter Bootstrap
13 45 (14.20%) REST
14 36 (11.36%) Web Services
15 34 (10.73%) RESTful
16 32 (10.09%) Ajax
17 29 (9.15%) ASP.NET
17 29 (9.15%) JSON
18 16 (5.05%) ASP.NET MVC
19 15 (4.73%) KnockoutJS
Miscellaneous
1 26 (8.20%) Analytical Skills
1 26 (8.20%) Computer Science
2 16 (5.05%) User Experience
3 13 (4.10%) Mobile App
4 8 (2.52%) Greenfield Project
4 8 (2.52%) Life Science
5 6 (1.89%) Web 2.0
6 4 (1.26%) Animation
7 2 (0.63%) Data Structures
7 2 (0.63%) Driving Licence
7 2 (0.63%) iPad
7 2 (0.63%) iPhone
8 1 (0.32%) Client/Server
8 1 (0.32%) Cloud Native
8 1 (0.32%) Data Centre
8 1 (0.32%) Enterprise Software
8 1 (0.32%) Online Banking
8 1 (0.32%) PKI
8 1 (0.32%) Semantic Web
8 1 (0.32%) Taxonomies
Operating Systems
1 51 (16.09%) Linux
2 36 (11.36%) Windows
3 31 (9.78%) Unix
4 11 (3.47%) Ubuntu
4 11 (3.47%) Windows Server 2003
5 8 (2.52%) Debian
6 7 (2.21%) Windows 2000
7 5 (1.58%) Red Hat Enterprise Linux
7 5 (1.58%) Windows Server
8 4 (1.26%) Android
8 4 (1.26%) CentOS
8 4 (1.26%) Windows XP
9 3 (0.95%) Apple iOS
10 1 (0.32%) Windows Server 2012
Processes & Methodologies
1 107 (33.75%) Agile Software Development
2 79 (24.92%) Front End Development
3 75 (23.66%) TDD
4 66 (20.82%) Scrum
5 58 (18.30%) Web Development
6 50 (15.77%) Continuous Integration
6 50 (15.77%) DevOps
7 49 (15.46%) MVC
8 48 (15.14%) BDD
9 42 (13.25%) Test Automation
10 36 (11.36%) CRM
11 28 (8.83%) OO
12 25 (7.89%) E-Commerce
13 23 (7.26%) Open Source
14 22 (6.94%) Project Management
15 18 (5.68%) Mentoring
15 18 (5.68%) Unit Testing
16 17 (5.36%) ITIL
16 17 (5.36%) OOD
16 17 (5.36%) SDLC
Programming Languages
1 85 (26.81%) SQL
2 65 (20.50%) Java
3 58 (18.30%) C#
4 55 (17.35%) PHP
5 27 (8.52%) ES6
6 23 (7.26%) ECMAScript
7 15 (4.73%) Perl
8 12 (3.79%) Python
9 11 (3.47%) PL/SQL
10 10 (3.15%) Ruby
10 10 (3.15%) Shell Script
11 9 (2.84%) T-SQL
12 8 (2.52%) TypeScript
12 8 (2.52%) VBScript
13 7 (2.21%) PHP 7
14 6 (1.89%) Apex Code
15 4 (1.26%) Bash Shell
15 4 (1.26%) VB.NET
16 3 (0.95%) Groovy
16 3 (0.95%) PowerShell
Qualifications
1 31 (9.78%) Degree
2 27 (8.52%) Computer Science Degree
3 5 (1.58%) Security Cleared
4 4 (1.26%) SC Cleared
5 1 (0.32%) HNC
5 1 (0.32%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 17 (5.36%) QA
2 1 (0.32%) SLA
2 1 (0.32%) WCAG
System Software
1 34 (10.73%) Docker
2 1 (0.32%) VMware NSX
2 1 (0.32%) vSphere
Systems Management
1 5 (1.58%) Galera Cluster
1 5 (1.58%) OpenNebula
2 4 (1.26%) BladeLogic
2 4 (1.26%) Nagios
2 4 (1.26%) Nessus
2 4 (1.26%) ZABBIX
3 3 (0.95%) Ansible
3 3 (0.95%) Opscode Chef
3 3 (0.95%) Puppet
4 2 (0.63%) HP Fortify
4 2 (0.63%) HP Quality Center
4 2 (0.63%) Netcool
4 2 (0.63%) Netcool/OMNIbus
4 2 (0.63%) Tivoli
5 1 (0.32%) HP Operations Orchestration
5 1 (0.32%) vRealize
Vendors
1 21 (6.62%) Microsoft
1 21 (6.62%) Twitter
2 19 (5.99%) Oracle
3 17 (5.36%) Adobe
4 15 (4.73%) IBM
5 7 (2.21%) HP
5 7 (2.21%) KANA
5 7 (2.21%) Salesforce.com
6 6 (1.89%) ATG
6 6 (1.89%) Demandware
6 6 (1.89%) Intershop
6 6 (1.89%) ServiceNow
7 5 (1.58%) Google
7 5 (1.58%) Zend
8 4 (1.26%) BMC
8 4 (1.26%) Remedy
8 4 (1.26%) SAP
9 3 (0.95%) Rackspace
9 3 (0.95%) Red Hat
10 2 (0.63%) Splunk