Period
to 23 May 2018

The following table provides summary statistics for permanent job vacancies advertised in Hertfordshire with a requirement for React skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited React over the 6 months to 23 May 2018 with a comparison to the same period in the previous 2 years.

React.js
East of England > Hertfordshire
6 months to
23 May 2018
Same period 2017 Same period 2016
Rank 65 140 205
Rank change year-on-year +75 +65 -
Permanent jobs citing React 191 64 27
As % of all permanent IT jobs advertised in Hertfordshire 4.03% 1.51% 0.55%
As % of the Libraries, Frameworks & Software Standards category 10.29% 3.88% 1.76%
Number of salaries quoted 175 59 26
Hertfordshire median annual salary £52,500 £45,000 £45,000
Median salary % change year-on-year +16.67% - -
10th Percentile £36,250 £32,500 £38,750
90th Percentile £67,500 £70,750 £90,000
East of England median annual salary £50,000 £45,000 £47,500
% change year-on-year +11.11% -5.26% +35.71%

React is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Hertfordshire with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
Hertfordshire
Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 1,856 1,649 1,535
As % of all permanent IT jobs advertised in Hertfordshire 39.16% 38.84% 31.12%
Number of salaries quoted 1,623 1,426 1,298
Hertfordshire median annual salary £52,500 £47,500 £47,500
Median salary % change year-on-year +10.53% - +5.56%
10th Percentile £32,000 £31,750 £30,000
90th Percentile £72,500 £70,000 £70,000
East of England median annual salary £50,000 £45,000 £45,000
% change year-on-year +11.11% - +5.88%

React
Job Vacancy Trend in Hertfordshire

Job postings citing React as a percentage of all IT jobs advertised in Hertfordshire.

Job vacancy trend for React in Hertfordshire

React
Salary Trend in Hertfordshire

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing React in Hertfordshire.

Salary trend for React in Hertfordshire

React
Salary Histogram in Hertfordshire

The salary distribution of IT jobs citing React in Hertfordshire over the 6 months to 23 May 2018.

Salary histogram for React in Hertfordshire

React
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing React within the Hertfordshire region over the 6 months to 23 May 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
St Albans +24 44 £52,500 -8.70% 5
Watford +23 33 £60,000 +50.00% 2
Harpenden - 31 £45,000 -
Hatfield -10 20 £60,000 +9.09% 1
Hemel Hempstead -1 12 £42,500 -41.38% 2
Stevenage -4 6 £40,000 -20.00% 1
Welwyn Garden City -27 6 - -
Rickmansworth - 5 £55,000 -
Potters Bar - 2 £65,000 -
React
East of England

For the 6 months to 23 May 2018, IT jobs citing React also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the Hertfordshire region with a requirement for React.

1 169 (88.48%) JavaScript
2 160 (83.77%) AngularJS
3 124 (64.92%) Agile Software Development
4 123 (64.40%) HTML
5 107 (56.02%) CSS
6 93 (48.69%) HTML5
7 90 (47.12%) Git (software)
8 84 (43.98%) Front End Development
9 73 (38.22%) jQuery
10 57 (29.84%) SQL
10 57 (29.84%) .NET
11 56 (29.32%) C#
12 54 (28.27%) Software Engineering
13 53 (27.75%) gulp
14 52 (27.23%) ES6
14 52 (27.23%) MVC
15 49 (25.65%) Sass
16 48 (25.13%) E-Commerce
17 46 (24.08%) Karma Test Runner
17 46 (24.08%) Node.js
17 46 (24.08%) React Native
18 44 (23.04%) TDD
18 44 (23.04%) Finance
18 44 (23.04%) Java
19 40 (20.94%) Amazon AWS
20 39 (20.42%) CSS3
20 39 (20.42%) ASP.NET
21 37 (19.37%) .NET Framework
22 36 (18.85%) Redux
23 35 (18.32%) Web Development

React
Co-occurring IT Skills in Hertfordshire 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 13 (6.81%) Elasticsearch
2 8 (4.19%) Tomcat
2 8 (4.19%) WebSphere
3 6 (3.14%) JBoss
3 6 (3.14%) WebLogic
4 4 (2.09%) Confluence
5 3 (1.57%) NServiceBus
6 2 (1.05%) Adobe Experience Manager
6 2 (1.05%) Apache
6 2 (1.05%) Apache Solr
6 2 (1.05%) CoreMedia CMS
6 2 (1.05%) WebSphere Application Server
7 1 (0.52%) SharePoint
Applications
1 4 (2.09%) Photoshop
2 3 (1.57%) GIMP
Business Applications
1 6 (3.14%) SAP Hybris
2 2 (1.05%) Fredhopper
2 2 (1.05%) Magento
3 1 (0.52%) WebTrends
Cloud Services
1 40 (20.94%) Amazon AWS
2 31 (16.23%) npm
3 20 (10.47%) SaaS
4 6 (3.14%) Akamai
4 6 (3.14%) Runscope
5 5 (2.62%) Microsoft Azure
6 3 (1.57%) AWS Lambda
6 3 (1.57%) GitHub
6 3 (1.57%) Serverless
7 2 (1.05%) Amazon EC2
7 2 (1.05%) Heroku
8 1 (0.52%) Amazon ElastiCache
8 1 (0.52%) Amazon S3
8 1 (0.52%) Amazon SQS
8 1 (0.52%) AWS CloudFormation
8 1 (0.52%) AWS Elastic Beanstalk
8 1 (0.52%) CloudFront
8 1 (0.52%) Route 53
Communications & Networking
1 31 (16.23%) HTTP
2 3 (1.57%) Skype
3 2 (1.05%) Broadband
3 2 (1.05%) Internet
Database & Business Intelligence
1 13 (6.81%) SQL Server
2 12 (6.28%) Endeca
3 9 (4.71%) MongoDB
4 8 (4.19%) PostgreSQL
5 6 (3.14%) Redis
6 5 (2.62%) Amazon DynamoDB
7 2 (1.05%) Apache Cassandra
7 2 (1.05%) Big Data
7 2 (1.05%) Relational Database
8 1 (0.52%) Amazon RDS
8 1 (0.52%) Oracle Database
Development Applications
1 90 (47.12%) Git (software)
2 53 (27.75%) gulp
3 46 (24.08%) Karma Test Runner
4 33 (17.28%) webpack
5 31 (16.23%) Jasmine
6 23 (12.04%) Jenkins
7 14 (7.33%) JBehave
7 14 (7.33%) WebDriver
8 8 (4.19%) Cucumber
9 7 (3.66%) Grunt
9 7 (3.66%) Subversion
10 6 (3.14%) Bower
10 6 (3.14%) Gradle
10 6 (3.14%) JIRA
10 6 (3.14%) JUnit
10 6 (3.14%) Mockito
11 3 (1.57%) Mercurial
11 3 (1.57%) Mocha
12 2 (1.05%) SpecFlow
12 2 (1.05%) Team Foundation Server
General
1 44 (23.04%) Finance
2 11 (5.76%) Retail
3 5 (2.62%) Games
4 3 (1.57%) Automotive
4 3 (1.57%) Publishing
Job Titles
1 162 (84.82%) Developer
2 78 (40.84%) Front End Developer (Client-Side Developer)
3 76 (39.79%) JavaScript Developer
4 45 (23.56%) .NET Developer
5 34 (17.80%) Angular Developer
6 33 (17.28%) React Developer
6 33 (17.28%) Software Engineer
7 32 (16.75%) C# Developer
8 30 (15.71%) C# .NET Developer
9 28 (14.66%) Senior Developer
10 27 (14.14%) JavaScript Engineer
11 24 (12.57%) HTML CSS Developer
11 24 (12.57%) HTML Developer
12 20 (10.47%) .NET Software Engineer
13 19 (9.95%) C# Software Engineer
13 19 (9.95%) SQL Developer
14 18 (9.42%) Cloud Developer
14 18 (9.42%) Full Stack Developer
15 17 (8.90%) Web Developer
16 16 (8.38%) Senior Front-End Developer
Libraries, Frameworks & Software Standards
1 160 (83.77%) AngularJS
2 123 (64.40%) HTML
3 107 (56.02%) CSS
4 93 (48.69%) HTML5
5 73 (38.22%) jQuery
6 57 (29.84%) .NET
7 49 (25.65%) Sass
8 46 (24.08%) Node.js
8 46 (24.08%) React Native
9 39 (20.42%) ASP.NET
9 39 (20.42%) CSS3
10 37 (19.37%) .NET Framework
11 36 (18.85%) Redux
12 34 (17.80%) RESTful
13 31 (16.23%) Semantic HTML
14 30 (15.71%) Vue (Vue.js)
15 27 (14.14%) Ember.js
16 26 (13.61%) Meteor
17 24 (12.57%) Handlebars
18 23 (12.04%) Twitter Bootstrap
Miscellaneous
1 32 (16.75%) Mobile App
2 31 (16.23%) Media Streaming
3 25 (13.09%) Robotics
4 11 (5.76%) Self-Motivation
4 11 (5.76%) User Experience
5 8 (4.19%) Computer Science
6 6 (3.14%) Analytical Skills
7 5 (2.62%) Fintech
8 3 (1.57%) Greenfield Project
8 3 (1.57%) Online Games
9 2 (1.05%) Client/Server
9 2 (1.05%) Enterprise Software
Operating Systems
1 6 (3.14%) Linux
2 2 (1.05%) Android
2 2 (1.05%) Unix
3 1 (0.52%) Apple iOS
Processes & Methodologies
1 124 (64.92%) Agile Software Development
2 84 (43.98%) Front End Development
3 54 (28.27%) Software Engineering
4 52 (27.23%) MVC
5 48 (25.13%) E-Commerce
6 44 (23.04%) TDD
7 35 (18.32%) Web Development
8 31 (16.23%) Due Diligence
8 31 (16.23%) Validation
9 30 (15.71%) SDLC
10 26 (13.61%) Continuous Improvement
10 26 (13.61%) Performance Management
11 25 (13.09%) Artificial Intelligence
11 25 (13.09%) OO
11 25 (13.09%) OOP
12 24 (12.57%) Test Automation
13 17 (8.90%) Scrum
14 16 (8.38%) Problem-Solving
15 13 (6.81%) Mentoring
16 11 (5.76%) Continuous Integration
Programming Languages
1 169 (88.48%) JavaScript
2 57 (29.84%) SQL
3 56 (29.32%) C#
4 52 (27.23%) ES6
5 44 (23.04%) Java
6 33 (17.28%) TypeScript
7 17 (8.90%) Ruby
8 9 (4.71%) PHP
9 8 (4.19%) Java 8
10 5 (2.62%) C
10 5 (2.62%) PowerShell
11 3 (1.57%) C++
11 3 (1.57%) Fortran
11 3 (1.57%) Pascal
12 2 (1.05%) Python
13 1 (0.52%) Scala
Qualifications
1 11 (5.76%) Computer Science Degree
1 11 (5.76%) Degree
2 2 (1.05%) Master's Degree
Quality Assurance & Compliance
1 17 (8.90%) QA
System Software
1 6 (3.14%) Docker
Systems Management
1 10 (5.24%) Opscode Chef
2 9 (4.71%) Ansible
3 4 (2.09%) Kubernetes
Vendors
1 10 (5.24%) Xamarin
2 9 (4.71%) Oracle
3 6 (3.14%) ATG
3 6 (3.14%) hybris
3 6 (3.14%) SAP
3 6 (3.14%) Splunk
4 4 (2.09%) BroadVision
5 3 (1.57%) Google
6 2 (1.05%) Adobe
6 2 (1.05%) Blue Martini
6 2 (1.05%) Demandware
6 2 (1.05%) Elastic Path
6 2 (1.05%) IBM
7 1 (0.52%) Microsoft