Period
to 21 July 2019

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 21 July 2019 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
21 Jul 2019
Same period 2018 Same period 2017
Rank 21 10 17
Rank change year-on-year -11 +7 +16
Contract jobs citing JavaScript 271 389 279
As % of all contract IT jobs advertised in Berkshire 6.33% 9.74% 7.33%
As % of the Programming Languages category 22.55% 29.74% 30.83%
Number of daily rates quoted 186 274 222
Berkshire median daily rate £450 £400 £425
Median daily rate % change year-on-year +12.50% -5.88% +13.33%
10th Percentile £325 £313 £304
90th Percentile £598 £538 £538
South East median daily rate £443 £425 £400
% change year-on-year +4.12% +6.25% +14.29%
Number of hourly rates quoted 1 1 3
Berkshire median hourly rate £32.50 £30.00 £55.00
Median hourly rate % change year-on-year +8.33% -45.45% +511.11%
10th Percentile £31.25 £27.50 £45.70
90th Percentile £33.75 £32.50 £57.50
South East median hourly rate £51.25 £45.00 £46.00
% change year-on-year +13.89% -2.17% +11.52%

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 1,202 1,308 905
As % of all contract IT jobs advertised in Berkshire 28.06% 32.76% 23.78%
Number of daily rates quoted 696 730 536
Berkshire median daily rate £450 £400 £400
Median daily rate % change year-on-year +12.50% - -
10th Percentile £313 £313 £289
90th Percentile £600 £544 £538
South East median daily rate £450 £425 £400
% change year-on-year +5.88% +6.25% -
Number of hourly rates quoted 14 31 20
Berkshire median hourly rate £45.75 £30.00 £17.50
Median hourly rate % change year-on-year +52.50% +71.43% +40.00%
10th Percentile £37.10 £8.00 £10.75
90th Percentile £70.25 £52.50 £54.13
South East median hourly rate £46.84 £42.50 £43.50
% change year-on-year +10.20% -2.30% +8.75%

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 21 July 2019.

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 21 July 2019. 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 £450 +12.50% 65
Bracknell -12 43 £474 +11.47% 20
Newbury -9 29 £425 +21.43% 21
Slough -18 13 £340 -15.00% 17
Windsor +4 8 £450 +50.00% 1
Maidenhead -19 8 £425 +6.25% 19
Ascot - 5 £400 -
Wokingham -4 1 £450 -2.70% 9
JavaScript
South East

For the 6 months to 21 July 2019, 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.

1 144 (53.14%) HTML
2 141 (52.03%) CSS
3 115 (42.44%) Agile Software Development
4 102 (37.64%) C#
5 95 (35.06%) .NET
6 74 (27.31%) Java
6 74 (27.31%) Git (software)
7 68 (25.09%) MVC
8 65 (23.99%) TDD
9 63 (23.25%) SQL
10 61 (22.51%) AngularJS
11 56 (20.66%) Microsoft Azure
12 52 (19.19%) React
12 52 (19.19%) SQL Server
13 51 (18.82%) Amazon AWS
14 48 (17.71%) ASP.NET
15 47 (17.34%) JIRA
16 46 (16.97%) Node.js
17 45 (16.61%) OO
18 44 (16.24%) DevOps
18 44 (16.24%) Front End Development
19 43 (15.87%) CSS3
19 43 (15.87%) Continuous Integration
20 41 (15.13%) TypeScript
20 41 (15.13%) Web Services
21 38 (14.02%) BDD
22 36 (13.28%) HTML5
22 36 (13.28%) OOP
23 35 (12.92%) Web Development
23 35 (12.92%) 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 23 (8.49%) CMS
2 15 (5.54%) Apache
3 12 (4.43%) Tomcat
4 9 (3.32%) Confluence
5 8 (2.95%) SharePoint
6 7 (2.58%) iPlanet
6 7 (2.58%) WebSphere
7 6 (2.21%) Liferay
8 5 (1.85%) Elasticsearch
9 4 (1.48%) Drupal
9 4 (1.48%) OpenStack
10 3 (1.11%) IIS
10 3 (1.11%) Sitecore CMS
10 3 (1.11%) WebLogic
10 3 (1.11%) WordPress
11 2 (0.74%) Apache Spark
11 2 (0.74%) IBM HTTP Server
11 2 (0.74%) Joomla!
11 2 (0.74%) WebSphere Application Server
12 1 (0.37%) Adobe Experience Manager
Applications
1 8 (2.95%) Photoshop
2 6 (2.21%) Adobe Illustrator
3 3 (1.11%) MS Visio
3 3 (1.11%) OmniGraffle
4 2 (0.74%) Microsoft Office
4 2 (0.74%) Microsoft Project
4 2 (0.74%) Sketch
5 1 (0.37%) Adobe Creative Suite
5 1 (0.37%) Adobe XD
Business Applications
1 9 (3.32%) Dynamics CRM
2 8 (2.95%) CSG Singleview
3 2 (0.74%) Remedy ITSM
Cloud Services
1 56 (20.66%) Microsoft Azure
2 51 (18.82%) Amazon AWS
3 18 (6.64%) Serverless
4 17 (6.27%) Google Cloud Platform
5 14 (5.17%) AWS Lambda
5 14 (5.17%) SaaS
6 9 (3.32%) PaaS
7 7 (2.58%) Cloud Computing
7 7 (2.58%) GitHub
7 7 (2.58%) IaaS
8 5 (1.85%) Amazon CloudWatch
9 4 (1.48%) Amazon Kinesis
9 4 (1.48%) AWS CloudFormation
9 4 (1.48%) AWS CloudTrail
9 4 (1.48%) OpenShift
9 4 (1.48%) Power Platform
10 3 (1.11%) Amazon S3
10 3 (1.11%) Amazon SQS
10 3 (1.11%) Dynamics 365
11 2 (0.74%) Amazon EC2
Communications & Networking
1 8 (2.95%) Network Security
2 7 (2.58%) H.323
2 7 (2.58%) Skype
3 6 (2.21%) HTTP
3 6 (2.21%) Internet
4 2 (0.74%) SNMP
4 2 (0.74%) SSH
5 1 (0.37%) Wireless
Database & Business Intelligence
1 52 (19.19%) SQL Server
2 18 (6.64%) NoSQL
3 13 (4.80%) MongoDB
4 9 (3.32%) MySQL
5 8 (2.95%) Amazon DynamoDB
5 8 (2.95%) SQL Server 2012
6 6 (2.21%) PostgreSQL
7 5 (1.85%) Relational Database
8 4 (1.48%) Cosmos DB
8 4 (1.48%) DB2
8 4 (1.48%) SQL Server 2014
8 4 (1.48%) SQL Server 2016
9 3 (1.11%) SQL Server 2008
9 3 (1.11%) SQL Server Integration Services
10 2 (0.74%) Amazon RDS
10 2 (0.74%) Big Data
10 2 (0.74%) CouchDB
10 2 (0.74%) Hadoop
10 2 (0.74%) Redis
10 2 (0.74%) SQLite
Development Applications
1 74 (27.31%) Git (software)
2 47 (17.34%) JIRA
3 25 (9.23%) Jenkins
4 17 (6.27%) Visual Studio Team System
5 16 (5.90%) Team Foundation Server
6 15 (5.54%) Jasmine
6 15 (5.54%) Subversion
6 15 (5.54%) Visual Studio
7 14 (5.17%) Cucumber
8 13 (4.80%) Karma Test Runner
8 13 (4.80%) webpack
9 11 (4.06%) Bitbucket
10 9 (3.32%) Maven
10 9 (3.32%) Mocha
10 9 (3.32%) Selenium
11 7 (2.58%) Sinon.JS
12 6 (2.21%) Ant
12 6 (2.21%) Atlassian Bamboo
12 6 (2.21%) JUnit
13 5 (1.85%) TeamCity
General
1 14 (5.17%) Telecoms
2 11 (4.06%) Retail
3 8 (2.95%) Finance
4 6 (2.21%) Billing
5 4 (1.48%) French Language
6 3 (1.11%) Games
6 3 (1.11%) German Language
6 3 (1.11%) Marketing
7 2 (0.74%) Aerospace
7 2 (0.74%) Manufacturing
8 1 (0.37%) Automotive
8 1 (0.37%) Back Office
8 1 (0.37%) Banking
8 1 (0.37%) Law
8 1 (0.37%) Local Government
Job Titles
1 177 (65.31%) Developer
2 44 (16.24%) Full Stack Developer
3 39 (14.39%) .NET Developer
4 28 (10.33%) React Developer
5 25 (9.23%) Front End Developer (Client-Side Developer)
6 18 (6.64%) C# Developer
6 18 (6.64%) JavaScript Developer
7 16 (5.90%) Designer
8 14 (5.17%) Angular Developer
9 13 (4.80%) Consultant
9 13 (4.80%) Software Engineer
10 12 (4.43%) Architect
10 12 (4.43%) Java Developer
10 12 (4.43%) Senior Developer
11 11 (4.06%) C# .NET Developer
12 8 (2.95%) PHP Developer
12 8 (2.95%) UX Designer
13 6 (2.21%) DevOps Engineer
13 6 (2.21%) Web Developer
14 5 (1.85%) Solutions Architect
Libraries, Frameworks & Software Standards
1 144 (53.14%) HTML
2 141 (52.03%) CSS
3 95 (35.06%) .NET
4 61 (22.51%) AngularJS
5 52 (19.19%) React
6 48 (17.71%) ASP.NET
7 46 (16.97%) Node.js
8 43 (15.87%) CSS3
9 41 (15.13%) Web Services
10 36 (13.28%) HTML5
11 34 (12.55%) jQuery
12 32 (11.81%) REST
13 31 (11.44%) .NET Core
14 30 (11.07%) ASP.NET Web API
15 28 (10.33%) Sass
16 26 (9.59%) Spring
17 25 (9.23%) ASP.NET MVC
18 22 (8.12%) .NET Framework
19 19 (7.01%) Redux
20 18 (6.64%) JSON
Miscellaneous
1 24 (8.86%) User Experience
2 16 (5.90%) Greenfield Project
3 9 (3.32%) Mobile App
4 8 (2.95%) Analytical Skills
5 7 (2.58%) Enterprise Software
5 7 (2.58%) Video Conferencing
6 6 (2.21%) Data Protection Act
6 6 (2.21%) Graphic Design
7 4 (1.48%) Clustering
7 4 (1.48%) Private Cloud
7 4 (1.48%) Public Cloud
8 2 (0.74%) CMDB
8 2 (0.74%) Data Structures
8 2 (0.74%) DataPower
8 2 (0.74%) FMCG
8 2 (0.74%) iPad
8 2 (0.74%) Life Science
8 2 (0.74%) Management Information System
9 1 (0.37%) Taxonomies
9 1 (0.37%) Video Editing
Operating Systems
1 32 (11.81%) Linux
2 25 (9.23%) Windows
3 14 (5.17%) Android
3 14 (5.17%) Apple iOS
4 11 (4.06%) Unix
5 4 (1.48%) Red Hat Enterprise Linux
6 2 (0.74%) Windows Server
7 1 (0.37%) Windows Server 2008
7 1 (0.37%) Windows Server 2012
Processes & Methodologies
1 115 (42.44%) Agile Software Development
2 68 (25.09%) MVC
3 65 (23.99%) TDD
4 45 (16.61%) OO
5 44 (16.24%) DevOps
5 44 (16.24%) Front End Development
6 43 (15.87%) Continuous Integration
7 38 (14.02%) BDD
8 36 (13.28%) OOP
9 35 (12.92%) Test Automation
9 35 (12.92%) Web Development
10 32 (11.81%) Scrum
11 29 (10.70%) Software Engineering
12 26 (9.59%) Unit Testing
13 25 (9.23%) Microservices
14 21 (7.75%) Kanban
15 20 (7.38%) Computer Science
16 18 (6.64%) Problem-Solving
17 17 (6.27%) Responsive Web Design
18 14 (5.17%) High Availability
Programming Languages
1 102 (37.64%) C#
2 74 (27.31%) Java
3 63 (23.25%) SQL
4 41 (15.13%) TypeScript
5 34 (12.55%) Python
6 25 (9.23%) PHP
7 16 (5.90%) PL/SQL
8 12 (4.43%) ES6
8 12 (4.43%) T-SQL
9 10 (3.69%) Shell Script
10 9 (3.32%) Java 8
11 8 (2.95%) Ruby
12 7 (2.58%) Bash Shell
12 7 (2.58%) C
12 7 (2.58%) C++
12 7 (2.58%) Perl
13 6 (2.21%) VB.NET
14 4 (1.48%) PowerShell
14 4 (1.48%) VB
14 4 (1.48%) VBA
Qualifications
1 23 (8.49%) Degree
2 15 (5.54%) Computer Science Degree
3 9 (3.32%) SC Cleared
3 9 (3.32%) Security Cleared
4 4 (1.48%) ISEB
4 4 (1.48%) ISTQB
5 2 (0.74%) CISSP
5 2 (0.74%) TOGAF Certification
6 1 (0.37%) Microsoft Certification
Quality Assurance & Compliance
1 17 (6.27%) QA
2 4 (1.48%) WCAG
3 2 (0.74%) PCI DSS
System Software
1 15 (5.54%) Docker
2 3 (1.11%) Active Directory
2 3 (1.11%) Virtual Machines
3 1 (0.37%) VMware ESXi
3 1 (0.37%) VMware NSX
3 1 (0.37%) vSphere
Systems Management
1 18 (6.64%) Ansible
2 13 (4.80%) Kubernetes
3 8 (2.95%) Terraform
4 7 (2.58%) Opscode Chef
4 7 (2.58%) Puppet
5 4 (1.48%) Red Hat Satellite
6 3 (1.11%) HP ALM
6 3 (1.11%) Marathon
6 3 (1.11%) Microsoft Clustering
6 3 (1.11%) Single Sign-On
7 2 (0.74%) Amdocs OSS
7 2 (0.74%) EMC NetWorker
7 2 (0.74%) Netcool
7 2 (0.74%) Netcool/OMNIbus
7 2 (0.74%) Tivoli Identity Manager
8 1 (0.37%) Docker Swarm
8 1 (0.37%) PowerCLI
8 1 (0.37%) vCenter Server
8 1 (0.37%) vRealize
8 1 (0.37%) vRealize Orchestrator
Vendors
1 31 (11.44%) Microsoft
2 25 (9.23%) Oracle
3 14 (5.17%) Google
4 10 (3.69%) Atlassian
5 8 (2.95%) IBM
5 8 (2.95%) Salesforce.com
6 7 (2.58%) Adobe
6 7 (2.58%) Sun
7 6 (2.21%) SAP
8 5 (1.85%) ServiceNow
9 4 (1.48%) Cypress Semiconductor
9 4 (1.48%) Red Hat
10 3 (1.11%) HP
10 3 (1.11%) Serena
10 3 (1.11%) Sitecore
11 2 (0.74%) BMC
11 2 (0.74%) Cisco
11 2 (0.74%) Cramer
11 2 (0.74%) Dell
11 2 (0.74%) Huawei