Period
to 19 October 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 19 October 2018 with a comparison to the same period in the previous 2 years.

React.js
East of England > Hertfordshire
6 months to
19 Oct 2018
Same period 2017 Same period 2016
Rank 110 125 192
Rank change year-on-year +15 +67 +57
Permanent jobs citing React 99 91 26
As % of all permanent IT jobs advertised in Hertfordshire 2.45% 2.16% 0.59%
As % of the Libraries, Frameworks & Software Standards category 6.55% 5.12% 1.75%
Number of salaries quoted 94 86 25
Hertfordshire median annual salary £55,000 £47,500 £55,000
Median salary % change year-on-year +15.79% -13.64% -
10th Percentile £42,500 £28,750 £42,500
90th Percentile £67,500 £71,250 £65,250
East of England median annual salary £50,000 £48,000 £50,500
% change year-on-year +4.17% -4.95% +12.22%

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 1,511 1,776 1,487
As % of all permanent IT jobs advertised in Hertfordshire 37.39% 42.24% 33.67%
Number of salaries quoted 1,289 1,546 1,324
Hertfordshire median annual salary £50,000 £50,000 £47,500
Median salary % change year-on-year - +5.26% +5.56%
10th Percentile £30,000 £31,250 £30,000
90th Percentile £73,750 £70,000 £70,000
East of England median annual salary £47,500 £45,000 £45,000
% change year-on-year +5.56% - +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 19 October 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 19 October 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 -3 26 £57,500 +15.00% 2
Watford +4 12 £57,500 +21.05% 7
Harpenden - 11 £45,000 -
Hemel Hempstead +20 9 £50,000 +5.26%
Hatfield -9 5 £60,000 +9.09%
Welwyn Garden City -27 4 £55,000 -26.67% 5
Potters Bar - 4 £65,000 -
Kings Langley +3 3 £37,500 - 3
Welwyn - 3 £63,000 -
Stevenage +10 1 £52,500 +16.67% 1
Hitchin +5 1 £55,000 +46.67%
Berkhamsted - 1 £67,500 - 2
React
East of England

For the 6 months to 19 October 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 80 (80.81%) AngularJS
2 78 (78.79%) JavaScript
3 65 (65.66%) CSS
4 61 (61.62%) HTML
5 53 (53.54%) Agile Software Development
6 48 (48.48%) Front End Development
7 45 (45.45%) Node.js
8 38 (38.38%) Git (software)
9 32 (32.32%) C#
10 31 (31.31%) HTML5
11 30 (30.30%) Java
12 29 (29.29%) jQuery
13 28 (28.28%) TDD
14 26 (26.26%) Sass
15 25 (25.25%) .NET
16 24 (24.24%) Amazon AWS
16 24 (24.24%) User Experience
17 18 (18.18%) Robotics
17 18 (18.18%) TypeScript
17 18 (18.18%) CSS3
18 17 (17.17%) Software Engineering
18 17 (17.17%) E-Commerce
18 17 (17.17%) MVC
19 16 (16.16%) SQL
19 16 (16.16%) Web Development
20 15 (15.15%) Artificial Intelligence
20 15 (15.15%) Finance
20 15 (15.15%) Mobile App
21 14 (14.14%) Continuous Improvement
21 14 (14.14%) gulp

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 4 (4.04%) Apache
1 4 (4.04%) nginx
2 2 (2.02%) Elasticsearch
2 2 (2.02%) SharePoint
3 1 (1.01%) Confluence
3 1 (1.01%) JBoss
3 1 (1.01%) SharePoint 2013
3 1 (1.01%) Tomcat
3 1 (1.01%) WebLogic
3 1 (1.01%) WebSphere
Applications
1 5 (5.05%) Photoshop
2 1 (1.01%) InVision
Business Applications
1 1 (1.01%) SAP Hybris
Cloud Services
1 24 (24.24%) Amazon AWS
2 11 (11.11%) npm
3 8 (8.08%) Google Cloud Platform
4 4 (4.04%) Amazon EC2
4 4 (4.04%) AWS Lambda
4 4 (4.04%) Google App Engine
4 4 (4.04%) Microsoft Azure
4 4 (4.04%) Serverless
5 1 (1.01%) Office 365
5 1 (1.01%) SaaS
Communications & Networking
1 12 (12.12%) HTTP
2 4 (4.04%) Internet
3 2 (2.02%) DNS
3 2 (2.02%) TCP/IP
3 2 (2.02%) VPN
4 1 (1.01%) Network Security
Database & Business Intelligence
1 8 (8.08%) SQL Server
2 7 (7.07%) MongoDB
3 4 (4.04%) Amazon DynamoDB
3 4 (4.04%) PostgreSQL
4 2 (2.02%) MySQL
5 1 (1.01%) Endeca
5 1 (1.01%) NoSQL
5 1 (1.01%) Oracle Database
5 1 (1.01%) Relational Database
Development Applications
1 38 (38.38%) Git (software)
2 14 (14.14%) gulp
3 13 (13.13%) Jasmine
3 13 (13.13%) Karma Test Runner
3 13 (13.13%) webpack
4 8 (8.08%) NUnit
5 4 (4.04%) Atlassian Bamboo
5 4 (4.04%) Moq
5 4 (4.04%) Octopus Deploy
6 3 (3.03%) JIRA
6 3 (3.03%) Team Foundation Server
7 2 (2.02%) Jenkins
7 2 (2.02%) Mercurial
7 2 (2.02%) SpecFlow
7 2 (2.02%) Visual Studio
7 2 (2.02%) Visual Studio Team System
8 1 (1.01%) Bower
8 1 (1.01%) Gradle
8 1 (1.01%) Grunt
8 1 (1.01%) Xcode
General
1 15 (15.15%) Finance
2 7 (7.07%) Retail
3 3 (3.03%) Telecoms
4 2 (2.02%) Electronics
5 1 (1.01%) Advertising
5 1 (1.01%) Games
5 1 (1.01%) Marketing
Job Titles
1 88 (88.89%) Developer
2 43 (43.43%) Front End Developer (Client-Side Developer)
3 25 (25.25%) JavaScript Developer
4 20 (20.20%) .NET Developer
5 15 (15.15%) React Developer
5 15 (15.15%) Software Engineer
6 14 (14.14%) Senior Developer
7 13 (13.13%) Angular Developer
8 12 (12.12%) Full Stack Developer
8 12 (12.12%) HTML CSS Developer
8 12 (12.12%) HTML Developer
8 12 (12.12%) Java Developer
9 11 (11.11%) C# Developer
10 10 (10.10%) Developer/Software Engineer
11 7 (7.07%) C# .NET Developer
11 7 (7.07%) Junior
11 7 (7.07%) Junior Developer
11 7 (7.07%) Junior Software Developer
11 7 (7.07%) Junior Software Engineer
11 7 (7.07%) Web Developer
Libraries, Frameworks & Software Standards
1 80 (80.81%) AngularJS
2 65 (65.66%) CSS
3 61 (61.62%) HTML
4 45 (45.45%) Node.js
5 31 (31.31%) HTML5
6 29 (29.29%) jQuery
7 26 (26.26%) Sass
8 25 (25.25%) .NET
9 18 (18.18%) CSS3
10 13 (13.13%) RESTful
10 13 (13.13%) Semantic HTML
11 12 (12.12%) React Native
11 12 (12.12%) Redux
12 11 (11.11%) ASP.NET
12 11 (11.11%) Handlebars
12 11 (11.11%) KnockoutJS
12 11 (11.11%) Vue.js
13 10 (10.10%) .NET Framework
14 7 (7.07%) Twitter Bootstrap
15 6 (6.06%) LESS
Miscellaneous
1 24 (24.24%) User Experience
2 18 (18.18%) Robotics
3 15 (15.15%) Mobile App
4 11 (11.11%) Media Streaming
5 7 (7.07%) Computer Science
6 4 (4.04%) Greenfield Project
7 2 (2.02%) Fintech
7 2 (2.02%) Self-Motivation
7 2 (2.02%) W3C
8 1 (1.01%) N-Tier
Operating Systems
1 6 (6.06%) Android
2 3 (3.03%) Linux
Processes & Methodologies
1 53 (53.54%) Agile Software Development
2 48 (48.48%) Front End Development
3 28 (28.28%) TDD
4 17 (17.17%) E-Commerce
4 17 (17.17%) MVC
4 17 (17.17%) Software Engineering
5 16 (16.16%) Web Development
6 15 (15.15%) Artificial Intelligence
7 14 (14.14%) Continuous Improvement
8 11 (11.11%) Due Diligence
8 11 (11.11%) Validation
9 10 (10.10%) Prototyping
10 9 (9.09%) Continuous Integration
10 9 (9.09%) Microservices
11 7 (7.07%) DevOps
11 7 (7.07%) SOLID
11 7 (7.07%) Unit Testing
12 6 (6.06%) Kanban
12 6 (6.06%) Problem-Solving
12 6 (6.06%) Scrum
Programming Languages
1 78 (78.79%) JavaScript
2 32 (32.32%) C#
3 30 (30.30%) Java
4 18 (18.18%) TypeScript
5 16 (16.16%) SQL
6 14 (14.14%) ES6
7 10 (10.10%) PHP
8 9 (9.09%) Java 8
9 6 (6.06%) C++
9 6 (6.06%) Fortran
9 6 (6.06%) Pascal
10 4 (4.04%) C
10 4 (4.04%) Haskell
10 4 (4.04%) Java 9
10 4 (4.04%) Scala
11 3 (3.03%) PowerShell
12 2 (2.02%) Python
13 1 (1.01%) XAML
Qualifications
1 4 (4.04%) Computer Science Degree
1 4 (4.04%) Degree
Quality Assurance & Compliance
1 4 (4.04%) PCI DSS
2 2 (2.02%) QA
System Software
1 1 (1.01%) Docker
Systems Management
1 5 (5.05%) Terraform
2 3 (3.03%) HAProxy
2 3 (3.03%) Opscode Chef
3 1 (1.01%) Ansible
3 1 (1.01%) Kubernetes
Vendors
1 8 (8.08%) Google
2 7 (7.07%) Xamarin
3 4 (4.04%) F5
3 4 (4.04%) Percona
4 3 (3.03%) hybris
4 3 (3.03%) Twitter
5 2 (2.02%) Microsoft
5 2 (2.02%) Oracle
6 1 (1.01%) BroadVision
6 1 (1.01%) Nintex
6 1 (1.01%) SAP