Period
to 15 November 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 15 November 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
15 Nov 2018
Same period 2017 Same period 2016
Rank 15 16 20
Rank change year-on-year +1 +4 -2
Contract jobs citing JavaScript 336 310 287
As % of all contract IT jobs advertised in Berkshire 8.11% 7.57% 6.57%
As % of the Programming Languages category 25.32% 27.00% 23.45%
Number of daily rates quoted 232 217 190
Berkshire median daily rate £400 £375 £375
Median daily rate % change year-on-year +6.67% - -
10th Percentile £300 £283 £300
90th Percentile £537 £525 £503
South East median daily rate £425 £400 £375
% change year-on-year +6.25% +6.67% -
Number of hourly rates quoted 1 1 12
Berkshire median hourly rate £30.00 £35.00 £33.50
Median hourly rate % change year-on-year -14.29% +4.48% +19.64%
10th Percentile £27.50 £35.00 £16.00
90th Percentile £32.50 £35.00 £49.20
South East median hourly rate £42.50 £45.00 £45.00
% change year-on-year -5.56% - +25.00%

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 1,327 1,148 1,224
As % of all contract IT jobs advertised in Berkshire 32.03% 28.04% 28.00%
Number of daily rates quoted 811 685 702
Berkshire median daily rate £425 £400 £400
Median daily rate % change year-on-year +6.25% - +6.24%
10th Percentile £313 £288 £275
90th Percentile £575 £538 £538
South East median daily rate £425 £413 £400
% change year-on-year +3.03% +3.13% +6.67%
Number of hourly rates quoted 13 24 39
Berkshire median hourly rate £40.00 £33.00 £30.00
Median hourly rate % change year-on-year +21.21% +10.00% -18.92%
10th Percentile £17.50 £10.75 £12.25
90th Percentile £53.75 £49.25 £48.90
South East median hourly rate £45.00 £45.00 £40.00
% change year-on-year - +12.50% +6.67%

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 15 November 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 15 November 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 +1 115 £425 +14.86% 77
Bracknell +20 65 £423 +5.63% 32
Newbury -5 37 £350 -0.36% 17
Slough -4 34 £388 -3.13% 13
Maidenhead +3 16 £350 -12.50% 14
Windsor +5 2 £300 -20.00% 3
Wokingham - 1 £575 - 19
Thatcham - 1 - -
JavaScript
South East

For the 6 months to 15 November 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.

1 201 (59.82%) HTML
2 193 (57.44%) CSS
3 141 (41.96%) Agile Software Development
4 105 (31.25%) React
5 98 (29.17%) AngularJS
6 97 (28.87%) HTML5
7 91 (27.08%) Git (software)
8 88 (26.19%) TDD
9 83 (24.70%) Java
9 83 (24.70%) .NET
10 80 (23.81%) C#
11 77 (22.92%) Node.js
12 76 (22.62%) CSS3
12 76 (22.62%) MVC
13 74 (22.02%) Scrum
14 73 (21.73%) jQuery
15 70 (20.83%) Front End Development
16 67 (19.94%) REST
17 64 (19.05%) Continuous Integration
18 57 (16.96%) Amazon AWS
19 56 (16.67%) SQL
20 55 (16.37%) BDD
21 51 (15.18%) Sass
21 51 (15.18%) Jenkins
22 50 (14.88%) Web Services
23 49 (14.58%) Microsoft Azure
24 46 (13.69%) SQL Server
25 45 (13.39%) Web Development
25 45 (13.39%) JIRA
26 44 (13.10%) ASP.NET

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 25 (7.44%) Confluence
2 20 (5.95%) Elasticsearch
3 19 (5.65%) CMS
4 15 (4.46%) Apache Solr
4 15 (4.46%) WordPress
5 12 (3.57%) Adobe Experience Manager
6 10 (2.98%) Umbraco
7 9 (2.68%) IIS
7 9 (2.68%) Liferay
8 6 (1.79%) Drupal
9 5 (1.49%) Apache
9 5 (1.49%) Apache Spark
9 5 (1.49%) Skype for Business
10 3 (0.89%) IBM Domino
10 3 (0.89%) IBM Notes
10 3 (0.89%) Oracle Workflow
10 3 (0.89%) SharePoint
11 2 (0.60%) Joomla!
12 1 (0.30%) JBoss
12 1 (0.30%) SharePoint 2013
Applications
1 19 (5.65%) InVision
2 9 (2.68%) Chatbot
3 6 (1.79%) Adobe Creative Suite
4 4 (1.19%) Photoshop
5 3 (0.89%) Adobe Illustrator
5 3 (0.89%) Microsoft Excel
6 2 (0.60%) Microsoft Office
7 1 (0.30%) GIMP
7 1 (0.30%) Microsoft PowerPoint
7 1 (0.30%) MS Visio
Business Applications
1 6 (1.79%) Magento
2 2 (0.60%) Shopify
3 1 (0.30%) Dynamics CRM
3 1 (0.30%) Payment Gateway
Cloud Services
1 57 (16.96%) Amazon AWS
2 49 (14.58%) Microsoft Azure
3 25 (7.44%) Serverless
4 22 (6.55%) AWS Lambda
5 15 (4.46%) Amazon CloudWatch
6 14 (4.17%) SaaS
7 12 (3.57%) AWS CloudFormation
8 11 (3.27%) Amazon EC2
8 11 (3.27%) Amazon ElastiCache
8 11 (3.27%) Amazon Kinesis
8 11 (3.27%) Amazon S3
8 11 (3.27%) Amazon SQS
8 11 (3.27%) CloudFront
8 11 (3.27%) GitHub
9 9 (2.68%) PaaS
10 7 (2.08%) Apigee
11 6 (1.79%) IaaS
12 3 (0.89%) Force.com
13 2 (0.60%) Adobe Analytics
13 2 (0.60%) npm
Communications & Networking
1 17 (5.06%) HTTP
2 8 (2.38%) Skype
3 5 (1.49%) SSL
4 4 (1.19%) HTTPS
5 3 (0.89%) DNS
5 3 (0.89%) Internet
6 2 (0.60%) LAN
6 2 (0.60%) WAN
7 1 (0.30%) 802.11
7 1 (0.30%) Broadband
7 1 (0.30%) DHCP
7 1 (0.30%) DVB
7 1 (0.30%) SSH
7 1 (0.30%) TCP/IP
7 1 (0.30%) VPN
7 1 (0.30%) Wireless
Database & Business Intelligence
1 46 (13.69%) SQL Server
2 30 (8.93%) NoSQL
3 28 (8.33%) MySQL
4 25 (7.44%) MongoDB
5 23 (6.85%) Apache Cassandra
6 22 (6.55%) Amazon DynamoDB
7 20 (5.95%) PostgreSQL
8 15 (4.46%) Big Data
9 9 (2.68%) Redis
10 8 (2.38%) Azure SQL Database
11 7 (2.08%) Relational Database
12 4 (1.19%) Cosmos DB
12 4 (1.19%) Neo4j
12 4 (1.19%) RDBMS
12 4 (1.19%) SQL Server 2008
12 4 (1.19%) SQL Server 2014
12 4 (1.19%) SQL Server Integration Services
13 3 (0.89%) Data Warehouse
13 3 (0.89%) SQL Server 2012
13 3 (0.89%) SQL Server Reporting Services
Development Applications
1 91 (27.08%) Git (software)
2 51 (15.18%) Jenkins
3 45 (13.39%) JIRA
4 28 (8.33%) JUnit
4 28 (8.33%) Maven
4 28 (8.33%) Mercurial
5 22 (6.55%) Team Foundation Server
6 20 (5.95%) Jasmine
6 20 (5.95%) Visual Studio Team System
7 17 (5.06%) Mocha
7 17 (5.06%) Visual Studio
8 15 (4.46%) git-flow
8 15 (4.46%) Mockito
8 15 (4.46%) webpack
9 13 (3.87%) Eclipse
10 12 (3.57%) Gradle
10 12 (3.57%) IntelliJ
10 12 (3.57%) Selenium
11 11 (3.27%) gulp
11 11 (3.27%) SonarQube
General
1 26 (7.74%) Retail
2 22 (6.55%) Telecoms
3 12 (3.57%) Marketing
4 9 (2.68%) Finance
5 4 (1.19%) Publishing
6 3 (0.89%) Advertising
7 2 (0.60%) German Language
7 2 (0.60%) Legal
8 1 (0.30%) Aerospace
8 1 (0.30%) Banking
8 1 (0.30%) Financial Institution
8 1 (0.30%) Games
8 1 (0.30%) Manufacturing
Job Titles
1 256 (76.19%) Developer
2 62 (18.45%) JavaScript Developer
3 59 (17.56%) React Developer
4 53 (15.77%) Front End Developer (Client-Side Developer)
5 37 (11.01%) Java Developer
6 35 (10.42%) .NET Developer
7 34 (10.12%) Angular Developer
8 31 (9.23%) Senior Developer
9 26 (7.74%) Full Stack Developer
10 22 (6.55%) C# Developer
10 22 (6.55%) Web Developer
11 20 (5.95%) Designer
12 17 (5.06%) HTML Developer
13 14 (4.17%) UI Designer
14 13 (3.87%) C# .NET Developer
14 13 (3.87%) HTML CSS Developer
14 13 (3.87%) Software Engineer
15 12 (3.57%) Senior Java Developer
16 11 (3.27%) SQL Developer
16 11 (3.27%) UI Developer
Libraries, Frameworks & Software Standards
1 201 (59.82%) HTML
2 193 (57.44%) CSS
3 105 (31.25%) React
4 98 (29.17%) AngularJS
5 97 (28.87%) HTML5
6 83 (24.70%) .NET
7 77 (22.92%) Node.js
8 76 (22.62%) CSS3
9 73 (21.73%) jQuery
10 67 (19.94%) REST
11 51 (15.18%) Sass
12 50 (14.88%) Web Services
13 44 (13.10%) ASP.NET
14 37 (11.01%) Spring
15 35 (10.42%) ASP.NET Web API
16 33 (9.82%) RESTful
17 32 (9.52%) LESS
18 25 (7.44%) XML
19 24 (7.14%) Vue.js
20 20 (5.95%) Redux
Miscellaneous
1 43 (12.80%) User Experience
2 33 (9.82%) Greenfield Project
3 27 (8.04%) Mobile App
4 17 (5.06%) Analytical Skills
5 12 (3.57%) Analytical Mindset
5 12 (3.57%) Graphic Design
6 7 (2.08%) Enterprise Software
7 6 (1.79%) NHS
8 5 (1.49%) Data Centre
8 5 (1.49%) Self-Motivation
9 4 (1.19%) Computer Science
9 4 (1.19%) Life Science
9 4 (1.19%) Public Cloud
9 4 (1.19%) Social Media
10 2 (0.60%) Algorithms
10 2 (0.60%) Digital Media
10 2 (0.60%) iPad
11 1 (0.30%) Hybrid Cloud
11 1 (0.30%) Machine to Machine
11 1 (0.30%) Over-the-Top Content
Operating Systems
1 24 (7.14%) Linux
2 14 (4.17%) Windows
3 8 (2.38%) CentOS
3 8 (2.38%) Red Hat Enterprise Linux
4 6 (1.79%) Android
4 6 (1.79%) Unix
5 5 (1.49%) Ubuntu
6 4 (1.19%) Apple iOS
6 4 (1.19%) Solaris
7 2 (0.60%) Windows Server
8 1 (0.30%) Mac OS
8 1 (0.30%) Windows Server 2008
Processes & Methodologies
1 141 (41.96%) Agile Software Development
2 88 (26.19%) TDD
3 76 (22.62%) MVC
4 74 (22.02%) Scrum
5 70 (20.83%) Front End Development
6 64 (19.05%) Continuous Integration
7 55 (16.37%) BDD
8 45 (13.39%) Web Development
9 44 (13.10%) Microservices
10 42 (12.50%) OO
11 40 (11.90%) DevOps
12 38 (11.31%) Pair Programming
13 36 (10.71%) Software Engineering
14 35 (10.42%) User Stories
15 32 (9.52%) Test Automation
16 31 (9.23%) Kanban
17 29 (8.63%) Unit Testing
18 28 (8.33%) Analytics
18 28 (8.33%) OOP
19 25 (7.44%) Responsive Web Design
Programming Languages
1 83 (24.70%) Java
2 80 (23.81%) C#
3 56 (16.67%) SQL
4 34 (10.12%) PHP
5 31 (9.23%) Java 8
6 30 (8.93%) TypeScript
7 27 (8.04%) Python
8 12 (3.57%) C++
9 11 (3.27%) Bash Shell
9 11 (3.27%) Perl
10 9 (2.68%) PowerShell
11 8 (2.38%) Scala
12 7 (2.08%) ES6
12 7 (2.08%) R
13 5 (1.49%) C
14 4 (1.19%) VB
15 3 (0.89%) Apex Code
15 3 (0.89%) F#
15 3 (0.89%) Go
15 3 (0.89%) LotusScript
Qualifications
1 13 (3.87%) Security Cleared
2 12 (3.57%) SC Cleared
3 6 (1.79%) Degree
4 2 (0.60%) CCNA
4 2 (0.60%) Cisco Certification
4 2 (0.60%) Computer Science Degree
5 1 (0.30%) BPSS Clearance
5 1 (0.30%) Master's Degree
5 1 (0.30%) Microsoft Certification
Quality Assurance & Compliance
1 25 (7.44%) QA
2 3 (0.89%) PMO
3 2 (0.60%) GDPR
3 2 (0.60%) SLA
System Software
1 22 (6.55%) Docker
2 5 (1.49%) VMware Infrastructure
3 4 (1.19%) Apache Flume
4 3 (0.89%) Apache ZooKeeper
4 3 (0.89%) Virtual Machines
5 2 (0.60%) Active Directory
5 2 (0.60%) NFS
5 2 (0.60%) VMware ESXi
6 1 (0.30%) Hyper-V
6 1 (0.30%) Terminal Services
6 1 (0.30%) VirtualBox
Systems Management
1 13 (3.87%) Kubernetes
2 6 (1.79%) Puppet
3 5 (1.49%) Ansible
4 4 (1.19%) Opscode Chef
5 3 (0.89%) Grafana
5 3 (0.89%) Graphite
5 3 (0.89%) Mesos
5 3 (0.89%) Nagios
5 3 (0.89%) Salt
5 3 (0.89%) StatsD
5 3 (0.89%) ZABBIX
6 2 (0.60%) Kibana
7 1 (0.30%) HP ALM
7 1 (0.30%) Packer
7 1 (0.30%) Single Sign-On
7 1 (0.30%) TeamSite
7 1 (0.30%) Terraform
Vendors
1 40 (11.90%) Microsoft
2 36 (10.71%) Adobe
3 11 (3.27%) Oracle
4 5 (1.49%) ServiceNow
4 5 (1.49%) VMware
5 4 (1.19%) Google
5 4 (1.19%) New Relic
5 4 (1.19%) Rackspace
5 4 (1.19%) Splunk
6 3 (0.89%) Citrix
6 3 (0.89%) IBM
6 3 (0.89%) Salesforce.com
6 3 (0.89%) Sitecore
7 2 (0.60%) Alcatel-Lucent
7 2 (0.60%) Juniper
7 2 (0.60%) NetApp
7 2 (0.60%) Nokia
7 2 (0.60%) Red Hat
7 2 (0.60%) Tekelec
7 2 (0.60%) Xamarin