Period
to 22 February 2018

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 22 February 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 > Berkshire
6 months to
22 Feb 2018
Same period 2017 Same period 2016
Rank 14 19 22
Rank change year-on-year +5 +3 -3
Contract jobs citing JavaScript 343 287 292
As % of all contract IT jobs advertised in Berkshire 8.53% 7.17% 5.89%
As % of the Programming Languages category 28.02% 25.95% 24.48%
Number of daily rates quoted 217 198 223
Berkshire median daily rate £375 £400 £375
Median daily rate % change year-on-year -6.25% +6.67% +7.14%
10th Percentile £279 £303 £280
90th Percentile £506 £525 £500
South East median daily rate £420 £375 £370
% change year-on-year +12.00% +1.35% +5.71%
Number of hourly rates quoted 0 9 6
Berkshire median hourly rate - £36.50 £28.00
Median hourly rate % change year-on-year - +30.36% -65.11%
South East median hourly rate £45.00 £43.50 £36.00
% change year-on-year +3.45% +20.83% +44.00%

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 1,224 1,106 1,193
As % of all contract IT jobs advertised in Berkshire 30.45% 27.64% 24.06%
Number of daily rates quoted 690 654 739
Berkshire median daily rate £400 £400 £388
Median daily rate % change year-on-year - +3.23% +4.03%
10th Percentile £300 £275 £261
90th Percentile £575 £538 £500
South East median daily rate £425 £400 £375
% change year-on-year +6.25% +6.67% +5.63%
Number of hourly rates quoted 24 29 49
Berkshire median hourly rate £35.50 £27.50 £40.00
Median hourly rate % change year-on-year +29.09% -31.25% +11.11%
10th Percentile £8.00 £12.85 £13.24
90th Percentile £47.50 £49.60 £55.55
South East median hourly rate £45.00 £41.00 £40.00
% change year-on-year +9.76% +2.50% +14.29%

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 22 February 2018.

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 22 February 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
Reading +1 119 £375 -4.76% 59
Bracknell +2 47 £388 -22.50% 28
Newbury +9 44 £375 -1.32% 22
Slough +3 28 £400 - 15
Maidenhead 0 21 £325 -10.34% 24
Windsor - 1 £375 - 9
JavaScript
South East

For the 6 months to 22 February 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 Berkshire region with a requirement for JavaScript.

1 224 (65.31%) HTML
2 214 (62.39%) CSS
3 133 (38.78%) Agile Software Development
4 129 (37.61%) AngularJS
5 117 (34.11%) HTML5
6 116 (33.82%) TDD
7 102 (29.74%) Front End Development
8 90 (26.24%) React
9 86 (25.07%) SQL
10 84 (24.49%) .NET
11 81 (23.62%) jQuery
12 80 (23.32%) CSS3
13 77 (22.45%) Scrum
14 76 (22.16%) Twitter Bootstrap
15 75 (21.87%) C#
16 72 (20.99%) Sass
17 65 (18.95%) Java
18 64 (18.66%) Node.js
19 63 (18.37%) Continuous Integration
20 62 (18.08%) Git (software)
20 62 (18.08%) REST
20 62 (18.08%) BDD
21 61 (17.78%) MVC
22 55 (16.03%) XML
23 53 (15.45%) SQL Server
24 52 (15.16%) CRM
25 49 (14.29%) gulp
26 48 (13.99%) Web Development
26 48 (13.99%) DevOps
26 48 (13.99%) Test Automation

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 22 (6.41%) Apache
2 18 (5.25%) CMS
2 18 (5.25%) IIS
3 15 (4.37%) WordPress
4 13 (3.79%) Tomcat
5 11 (3.21%) Confluence
6 9 (2.62%) SharePoint
7 8 (2.33%) Elasticsearch
8 7 (2.04%) nginx
9 6 (1.75%) Adobe Experience Manager
9 6 (1.75%) Apache Solr
10 4 (1.17%) Drupal
10 4 (1.17%) JBoss
10 4 (1.17%) NServiceBus
10 4 (1.17%) WebSphere
11 3 (0.87%) Kentico
12 2 (0.58%) Apache Spark
12 2 (0.58%) Apache TomEE
12 2 (0.58%) IBM Domino
12 2 (0.58%) IBM Notes
Applications
1 12 (3.50%) Photoshop
2 11 (3.21%) Adobe Illustrator
3 5 (1.46%) Adobe Creative Suite
3 5 (1.46%) MS Visio
4 4 (1.17%) Microsoft Office
5 2 (0.58%) InVision
5 2 (0.58%) Microsoft Project
5 2 (0.58%) Pipeline Pilot
6 1 (0.29%) InDesign
6 1 (0.29%) OmniGraffle
6 1 (0.29%) UXPin
Business Applications
1 13 (3.79%) Dynamics CRM
2 8 (2.33%) Magento
3 7 (2.04%) KANA IQ
4 3 (0.87%) SAP Hybris
4 3 (0.87%) WebTrends
5 2 (0.58%) NetSuite
6 1 (0.29%) Exstream
Cloud Services
1 40 (11.66%) Microsoft Azure
2 34 (9.91%) Amazon AWS
3 28 (8.16%) npm
4 10 (2.92%) SaaS
4 10 (2.92%) Serverless
5 9 (2.62%) AWS Lambda
6 8 (2.33%) Dynamics 365
6 8 (2.33%) GitHub
7 7 (2.04%) Amazon EC2
8 6 (1.75%) Amazon CloudWatch
8 6 (1.75%) Amazon ElastiCache
8 6 (1.75%) Amazon S3
8 6 (1.75%) Amazon SQS
8 6 (1.75%) CloudFront
9 5 (1.46%) Google Cloud Platform
9 5 (1.46%) Salesforce Service Cloud
10 4 (1.17%) Azure Data Factory
10 4 (1.17%) Firebase
11 3 (0.87%) Amazon Kinesis
11 3 (0.87%) AWS CloudFormation
Communications & Networking
1 7 (2.04%) HTTP
1 7 (2.04%) Internet
2 5 (1.46%) FTP
3 4 (1.17%) SSH
4 3 (0.87%) DNS
4 3 (0.87%) Firewall
5 2 (0.58%) SMTP
5 2 (0.58%) SNMP
5 2 (0.58%) TCP/IP
5 2 (0.58%) Telnet
6 1 (0.29%) Cisco Nexus
6 1 (0.29%) Skype
Database & Business Intelligence
1 53 (15.45%) SQL Server
2 35 (10.20%) MySQL
3 20 (5.83%) Relational Database
4 17 (4.96%) Big Data
5 11 (3.21%) NoSQL
6 9 (2.62%) Amazon DynamoDB
7 8 (2.33%) Oracle Database
8 7 (2.04%) MongoDB
8 7 (2.04%) SQL Server 2000
9 6 (1.75%) Oracle Database 12c
10 5 (1.46%) Hadoop
10 5 (1.46%) MariaDB
11 4 (1.17%) Cosmos DB
11 4 (1.17%) GIS
11 4 (1.17%) HDInsight
11 4 (1.17%) PostgreSQL
11 4 (1.17%) RDBMS
11 4 (1.17%) SQL Server 2008
11 4 (1.17%) SQL Server 2012
11 4 (1.17%) SQLPlus
Development Applications
1 62 (18.08%) Git (software)
2 49 (14.29%) gulp
3 43 (12.54%) webpack
4 38 (11.08%) Jenkins
5 31 (9.04%) JIRA
5 31 (9.04%) Karma Test Runner
6 30 (8.75%) Jasmine
6 30 (8.75%) Protractor
7 21 (6.12%) Maven
7 21 (6.12%) Visual Studio
8 20 (5.83%) Subversion
9 19 (5.54%) Eclipse
9 19 (5.54%) Team Foundation Server
10 14 (4.08%) Selenium
11 12 (3.50%) Cucumber
11 12 (3.50%) JUnit
12 10 (2.92%) Axure RP
13 9 (2.62%) Mercurial
14 8 (2.33%) Grunt
14 8 (2.33%) Mocha
General
1 16 (4.66%) Retail
1 16 (4.66%) Telecoms
2 15 (4.37%) Finance
3 11 (3.21%) Marketing
4 3 (0.87%) Legal
5 2 (0.58%) Advertising
5 2 (0.58%) Games
6 1 (0.29%) Digital Economy
6 1 (0.29%) French Language
6 1 (0.29%) Law
6 1 (0.29%) Manufacturing
Job Titles
1 274 (79.88%) Developer
2 98 (28.57%) Front End Developer (Client-Side Developer)
3 55 (16.03%) JavaScript Developer
4 41 (11.95%) React Developer
5 27 (7.87%) Senior Developer
6 26 (7.58%) Java Developer
7 24 (7.00%) Software Developer
8 21 (6.12%) .NET Developer
9 20 (5.83%) Full Stack Developer
10 19 (5.54%) Web Developer
11 17 (4.96%) Angular Developer
11 17 (4.96%) PHP Developer
12 13 (3.79%) SQL Developer
13 12 (3.50%) C# Developer
14 11 (3.21%) Front End Web Developer (Client-Side Developer)
14 11 (3.21%) UI Developer
15 10 (2.92%) Consultant
15 10 (2.92%) Senior Software Developer
16 9 (2.62%) DevOps Engineer
16 9 (2.62%) HTML Developer
Libraries, Frameworks & Software Standards
1 224 (65.31%) HTML
2 214 (62.39%) CSS
3 129 (37.61%) AngularJS
4 117 (34.11%) HTML5
5 90 (26.24%) React
6 84 (24.49%) .NET
7 81 (23.62%) jQuery
8 80 (23.32%) CSS3
9 76 (22.16%) Twitter Bootstrap
10 72 (20.99%) Sass
11 64 (18.66%) Node.js
12 62 (18.08%) REST
13 55 (16.03%) XML
14 42 (12.24%) Web Services
15 39 (11.37%) ASP.NET
16 30 (8.75%) JSON
17 29 (8.45%) Ajax
18 20 (5.83%) RESTful
19 18 (5.25%) Redux
19 18 (5.25%) Spring
Miscellaneous
1 44 (12.83%) Computer Science
2 30 (8.75%) User Experience
3 21 (6.12%) Mobile App
4 19 (5.54%) Greenfield Project
5 18 (5.25%) Analytical Skills
6 10 (2.92%) Life Science
7 5 (1.46%) iPad
8 4 (1.17%) CMDB
8 4 (1.17%) Data Structures
8 4 (1.17%) Wiki
9 3 (0.87%) Animation
9 3 (0.87%) Blog
9 3 (0.87%) Clustering
9 3 (0.87%) Public Cloud
9 3 (0.87%) TM Forum
10 2 (0.58%) iPhone
11 1 (0.29%) Digital Media
11 1 (0.29%) Enterprise Software
11 1 (0.29%) PKI
11 1 (0.29%) Semantic Web
Operating Systems
1 39 (11.37%) Linux
2 37 (10.79%) Windows
3 27 (7.87%) Unix
4 11 (3.21%) Android
5 10 (2.92%) Ubuntu
6 8 (2.33%) Apple iOS
6 8 (2.33%) Windows Server 2003
7 7 (2.04%) Windows 2000
8 6 (1.75%) Debian
9 5 (1.46%) SUSE
10 4 (1.17%) SUSE Linux Enterprise Server
10 4 (1.17%) Windows Server 2012
11 3 (0.87%) Windows Server 2008
12 2 (0.58%) Windows Server
13 1 (0.29%) Red Hat Enterprise Linux
13 1 (0.29%) Windows XP
Processes & Methodologies
1 133 (38.78%) Agile Software Development
2 116 (33.82%) TDD
3 102 (29.74%) Front End Development
4 77 (22.45%) Scrum
5 63 (18.37%) Continuous Integration
6 62 (18.08%) BDD
7 61 (17.78%) MVC
8 52 (15.16%) CRM
9 48 (13.99%) DevOps
9 48 (13.99%) Test Automation
9 48 (13.99%) Web Development
10 38 (11.08%) E-Commerce
11 33 (9.62%) Open Source
12 32 (9.33%) Software Engineering
13 24 (7.00%) Microservices
14 23 (6.71%) SDLC
14 23 (6.71%) Unit Testing
15 22 (6.41%) ITIL
16 20 (5.83%) Kanban
16 20 (5.83%) OO
Programming Languages
1 86 (25.07%) SQL
2 75 (21.87%) C#
3 65 (18.95%) Java
4 44 (12.83%) PHP
5 37 (10.79%) ES6
6 28 (8.16%) ES7
7 21 (6.12%) Python
8 14 (4.08%) PL/SQL
9 11 (3.21%) PowerShell
10 10 (2.92%) Bash Shell
10 10 (2.92%) Scala
10 10 (2.92%) VBScript
11 8 (2.33%) C++
11 8 (2.33%) T-SQL
12 7 (2.04%) Perl
12 7 (2.04%) R
13 6 (1.75%) Apex Code
14 5 (1.46%) PHP 7
15 4 (1.17%) Go
15 4 (1.17%) Shell Script
Qualifications
1 43 (12.54%) Degree
2 35 (10.20%) Computer Science Degree
3 15 (4.37%) SC Cleared
3 15 (4.37%) Security Cleared
4 4 (1.17%) DV Cleared
5 2 (0.58%) ITIL Certification
5 2 (0.58%) MCSE
5 2 (0.58%) Microsoft Certification
6 1 (0.29%) APMP
6 1 (0.29%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 29 (8.45%) QA
2 4 (1.17%) GDPR
3 1 (0.29%) WCAG
System Software
1 20 (5.83%) Docker
2 1 (0.29%) Virtual Servers
2 1 (0.29%) VMware NSX
2 1 (0.29%) vSphere
Systems Management
1 9 (2.62%) Puppet
2 5 (1.46%) Galera Cluster
2 5 (1.46%) OpenNebula
2 5 (1.46%) SCCM
2 5 (1.46%) Single Sign-On
2 5 (1.46%) WSUS
3 4 (1.17%) Netcool
4 3 (0.87%) Microsoft Clustering
4 3 (0.87%) vRealize
5 2 (0.58%) Ansible
5 2 (0.58%) HP Quality Center
5 2 (0.58%) Netcool/OMNIbus
5 2 (0.58%) Opscode Chef
5 2 (0.58%) Tivoli
5 2 (0.58%) vCenter Server
Vendors
1 43 (12.54%) Microsoft
2 31 (9.04%) Twitter
3 18 (5.25%) Oracle
4 17 (4.96%) Adobe
5 11 (3.21%) Google
6 10 (2.92%) IBM
7 8 (2.33%) HP
8 7 (2.04%) KANA
8 7 (2.04%) Red Hat
8 7 (2.04%) Salesforce.com
8 7 (2.04%) ServiceNow
9 5 (1.46%) Serena
9 5 (1.46%) Symantec
9 5 (1.46%) Zend
10 4 (1.17%) SAP
11 3 (0.87%) Capita
11 3 (0.87%) hybris
11 3 (0.87%) Omniture
11 3 (0.87%) Optimizely
11 3 (0.87%) VMware