Period
to 16 August 2018

The following table provides summary statistics for permanent job vacancies advertised in Hertfordshire with a requirement for JavaScript skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited JavaScript over the 6 months to 16 August 2018 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
East of England > Hertfordshire
6 months to
16 Aug 2018
Same period 2017 Same period 2016
Rank 8 7 16
Rank change year-on-year -1 +9 -6
Permanent jobs citing JavaScript 645 690 511
As % of all permanent IT jobs advertised in Hertfordshire 15.03% 16.57% 11.12%
As % of the Programming Languages category 28.95% 32.75% 26.33%
Number of salaries quoted 585 670 457
Hertfordshire median annual salary £50,000 £45,000 £45,000
Median salary % change year-on-year +11.11% - -
10th Percentile £32,500 £31,250 £31,000
90th Percentile £66,250 £67,500 £68,000
East of England median annual salary £45,000 £43,000 £42,000
% change year-on-year +4.65% +2.38% +5.00%

JavaScript is in the Programming Languages 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 coding skills.

All Programming Languages
Hertfordshire
Permanent vacancies with a requirement for coding skills 2,228 2,107 1,941
As % of all permanent IT jobs advertised in Hertfordshire 51.93% 50.60% 42.24%
Number of salaries quoted 1,891 1,856 1,630
Hertfordshire median annual salary £50,000 £47,000 £45,000
Median salary % change year-on-year +6.38% +4.44% -
10th Percentile £31,250 £31,250 £29,000
90th Percentile £72,500 £69,375 £70,000
East of England median annual salary £47,500 £45,000 £43,641
% change year-on-year +5.56% +3.11% +2.68%

JavaScript
Job Vacancy Trend in Hertfordshire

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

Job vacancy trend for JavaScript in Hertfordshire

JavaScript
Salary Trend in Hertfordshire

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

Salary trend for JavaScript in Hertfordshire

JavaScript
Salary Histogram in Hertfordshire

The salary distribution of IT jobs citing JavaScript in Hertfordshire over the 6 months to 16 August 2018.

Salary histogram for JavaScript in Hertfordshire

JavaScript
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing JavaScript within the Hertfordshire region over the 6 months to 16 August 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
Watford -1 170 £52,500 +5.00% 14
St Albans -1 125 £55,000 +4.76% 8
Hemel Hempstead +14 82 £45,000 +2.86% 6
Hatfield -3 53 £55,000 - 4
Rickmansworth +1 24 £55,000 +37.50% 3
Stevenage -14 23 £40,000 -11.11% 6
Potters Bar +8 21 £47,500 -5.00% 2
Harpenden +17 19 £45,000 +12.50% 1
Borehamwood +15 17 £42,500 +9.68% 4
Hertford -5 11 £22,500 -52.63% 2
Radlett 0 10 £60,000 +60.00%
Bishop's Stortford -2 10 £38,750 -11.43% 6
Broxbourne -9 5 £70,000 +55.56% 2
Berkhamsted 0 4 £50,000 -28.57% 1
Welwyn Garden City -44 3 £40,000 -46.67% 4
Waltham Cross - 3 £45,000 -
Hitchin -3 2 £35,500 -11.25% 3
Baldock -4 2 £38,750 +42.20%
Ware 0 1 £27,500 -54.17%
Letchworth -9 1 - - 3
JavaScript
East of England

For the 6 months to 16 August 2018, IT 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 permanent job ads across the Hertfordshire region with a requirement for JavaScript.

1 417 (64.65%) HTML
2 369 (57.21%) CSS
3 338 (52.40%) .NET
4 333 (51.63%) C#
5 278 (43.10%) Agile Software Development
6 272 (42.17%) SQL
7 245 (37.98%) AngularJS
8 200 (31.01%) ASP.NET
9 186 (28.84%) MVC
10 170 (26.36%) jQuery
11 168 (26.05%) HTML5
12 159 (24.65%) Java
13 140 (21.71%) Git (software)
14 135 (20.93%) SQL Server
15 130 (20.16%) TDD
16 123 (19.07%) React
17 115 (17.83%) Front End Development
18 110 (17.05%) User Experience
19 104 (16.12%) Web Development
20 101 (15.66%) XML
21 98 (15.19%) .NET Framework
21 98 (15.19%) ASP.NET MVC
22 94 (14.57%) Amazon AWS
22 94 (14.57%) Web Services
22 94 (14.57%) Finance
23 89 (13.80%) CSS3
24 84 (13.02%) E-Commerce
24 84 (13.02%) Microsoft
25 79 (12.25%) Degree
26 77 (11.94%) Software Engineering

JavaScript
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 29 (4.50%) SharePoint
2 26 (4.03%) CMS
3 20 (3.10%) WebSphere
4 19 (2.95%) Oracle Service Bus
4 19 (2.95%) Oracle SOA Suite
5 15 (2.33%) Tomcat
6 13 (2.02%) Umbraco
7 12 (1.86%) Elasticsearch
8 11 (1.71%) Apache
8 11 (1.71%) Drupal
9 9 (1.40%) Confluence
9 9 (1.40%) WebSphere Application Server
10 8 (1.24%) Adobe Experience Manager
11 7 (1.09%) JBoss
12 6 (0.93%) MQSeries
12 6 (0.93%) NServiceBus
13 5 (0.78%) IIS
13 5 (0.78%) WebLogic
14 3 (0.47%) SharePoint 2013
15 2 (0.31%) Apache Solr
Applications
1 15 (2.33%) Photoshop
2 10 (1.55%) Chatbot
3 8 (1.24%) Adobe Illustrator
4 7 (1.09%) Adobe Creative Suite
4 7 (1.09%) Microsoft Excel
5 5 (0.78%) GIMP
6 4 (0.62%) InVision
6 4 (0.62%) Microsoft Project
7 1 (0.16%) Microsoft Office
7 1 (0.16%) Spreadsheet
Business Applications
1 16 (2.48%) Dynamics CRM
2 12 (1.86%) Magento
3 5 (0.78%) SAP Hybris
4 4 (0.62%) Maximo
5 2 (0.31%) Fredhopper
6 1 (0.16%) Shopify
Cloud Services
1 94 (14.57%) Amazon AWS
2 61 (9.46%) Microsoft Azure
3 33 (5.12%) SaaS
4 19 (2.95%) Office 365
5 17 (2.64%) npm
6 16 (2.48%) Google Analytics
7 8 (1.24%) Amazon EC2
8 7 (1.09%) AWS Lambda
8 7 (1.09%) Serverless
9 4 (0.62%) Adobe Creative Cloud
9 4 (0.62%) GitHub
9 4 (0.62%) Google Cloud Platform
9 4 (0.62%) Google Drive
10 3 (0.47%) Dynamics 365
11 2 (0.31%) Cloud Computing
12 1 (0.16%) Amazon S3
12 1 (0.16%) AWS CodePipeline
12 1 (0.16%) G Suite
Communications & Networking
1 20 (3.10%) HTTP
2 13 (2.02%) Internet
3 10 (1.55%) SMS
4 9 (1.40%) VPN
5 7 (1.09%) SSL
6 6 (0.93%) TCP/IP
7 3 (0.47%) 802.11
7 3 (0.47%) DVB
7 3 (0.47%) RTP
8 2 (0.31%) Broadband
8 2 (0.31%) Skype
9 1 (0.16%) Firewall
Database & Business Intelligence
1 135 (20.93%) SQL Server
2 36 (5.58%) MongoDB
3 33 (5.12%) Relational Database
4 25 (3.88%) MySQL
5 24 (3.72%) SQL Server Integration Services
6 23 (3.57%) NoSQL
7 16 (2.48%) PostgreSQL
8 15 (2.33%) Redis
9 13 (2.02%) RDBMS
10 12 (1.86%) SQL Server 2008
11 11 (1.71%) SQL Server Reporting Services
12 8 (1.24%) Oracle Database
13 7 (1.09%) Amazon DynamoDB
13 7 (1.09%) DB2
13 7 (1.09%) Oracle Database 12c
13 7 (1.09%) SQL Server 2014
14 6 (0.93%) Jackrabbit
14 6 (0.93%) Sybase ASE
15 4 (0.62%) Crystal Reports
15 4 (0.62%) SQL Server 2012
Development Applications
1 140 (21.71%) Git (software)
2 38 (5.89%) Subversion
3 35 (5.43%) NUnit
4 34 (5.27%) Visual Studio
5 31 (4.81%) gulp
5 31 (4.81%) JIRA
6 30 (4.65%) Jasmine
7 24 (3.72%) Grunt
7 24 (3.72%) Karma Test Runner
7 24 (3.72%) Team Foundation Server
8 22 (3.41%) Selenium
8 22 (3.41%) StyleCop
8 22 (3.41%) webpack
9 17 (2.64%) Jenkins
9 17 (2.64%) Maven
10 15 (2.33%) TeamCity
11 14 (2.17%) LabVIEW
12 13 (2.02%) MSTest
12 13 (2.02%) Redmine
13 12 (1.86%) VSS/SourceSafe
General
1 94 (14.57%) Finance
2 69 (10.70%) Retail
3 29 (4.50%) Marketing
4 25 (3.88%) Advertising
5 23 (3.57%) Banking
6 21 (3.26%) Back Office
7 19 (2.95%) Legal
8 8 (1.24%) Automotive
9 7 (1.09%) Telecoms
10 6 (0.93%) Games
11 3 (0.47%) Multimedia
12 1 (0.16%) Financial Institution
12 1 (0.16%) Investment Banking
12 1 (0.16%) Manufacturing
12 1 (0.16%) Pharmaceutical
Job Titles
1 526 (81.55%) Developer
2 192 (29.77%) .NET Developer
3 146 (22.64%) C# Developer
4 100 (15.50%) C# .NET Developer
5 95 (14.73%) Front End Developer (Client-Side Developer)
6 80 (12.40%) Senior Developer
7 74 (11.47%) Java Developer
8 70 (10.85%) JavaScript Developer
9 68 (10.54%) ASP.NET Developer
10 62 (9.61%) Software Developer
11 60 (9.30%) C# ASP.NET Developer
12 53 (8.22%) Full Stack Developer
13 47 (7.29%) SQL Developer
14 45 (6.98%) Software Engineer
15 41 (6.36%) Senior .NET Developer
16 39 (6.05%) Junior
17 37 (5.74%) Consultant
18 33 (5.12%) Angular Developer
18 33 (5.12%) HTML Developer
19 31 (4.81%) Senior C# Developer
Libraries, Frameworks & Software Standards
1 417 (64.65%) HTML
2 369 (57.21%) CSS
3 338 (52.40%) .NET
4 245 (37.98%) AngularJS
5 200 (31.01%) ASP.NET
6 170 (26.36%) jQuery
7 168 (26.05%) HTML5
8 123 (19.07%) React
9 101 (15.66%) XML
10 98 (15.19%) .NET Framework
10 98 (15.19%) ASP.NET MVC
11 94 (14.57%) Web Services
12 89 (13.80%) CSS3
13 73 (11.32%) Sass
14 67 (10.39%) Node.js
15 60 (9.30%) REST
16 55 (8.53%) RESTful
17 48 (7.44%) ASP.NET Web API
18 43 (6.67%) Twitter Bootstrap
19 41 (6.36%) Spring
Miscellaneous
1 110 (17.05%) User Experience
2 72 (11.16%) Computer Science
3 53 (8.22%) Greenfield Project
4 38 (5.89%) Robotics
5 35 (5.43%) Enterprise Software
6 31 (4.81%) Analytical Skills
6 31 (4.81%) Mobile App
7 17 (2.64%) Media Streaming
8 9 (1.40%) Self-Motivation
9 7 (1.09%) Fintech
10 6 (0.93%) Photography
11 5 (0.78%) Private Cloud
11 5 (0.78%) Social Media
12 4 (0.62%) Acoustics
12 4 (0.62%) Algorithms
13 3 (0.47%) Driving Licence
13 3 (0.47%) MPEG
13 3 (0.47%) Video\Live Streaming
14 2 (0.31%) Client/Server
14 2 (0.31%) W3C
Operating Systems
1 48 (7.44%) Linux
2 42 (6.51%) Windows
3 25 (3.88%) Unix
4 19 (2.95%) Windows Server
5 18 (2.79%) Android
6 6 (0.93%) Apple iOS
6 6 (0.93%) HPUX
6 6 (0.93%) Solaris
7 1 (0.16%) CentOS
7 1 (0.16%) Ubuntu
7 1 (0.16%) Windows 10
7 1 (0.16%) Windows 8
7 1 (0.16%) Windows Server 2012
Processes & Methodologies
1 278 (43.10%) Agile Software Development
2 186 (28.84%) MVC
3 130 (20.16%) TDD
4 115 (17.83%) Front End Development
5 104 (16.12%) Web Development
6 84 (13.02%) E-Commerce
7 77 (11.94%) Software Engineering
8 70 (10.85%) Scrum
9 67 (10.39%) OO
10 63 (9.77%) Problem-Solving
11 47 (7.29%) Continuous Integration
11 47 (7.29%) SOLID
12 42 (6.51%) Mathematics
13 39 (6.05%) DevOps
14 38 (5.89%) SDLC
15 35 (5.43%) OOP
16 33 (5.12%) Analytics
17 32 (4.96%) SEO
17 32 (4.96%) Software Delivery
18 31 (4.81%) Microservices
Programming Languages
1 333 (51.63%) C#
2 272 (42.17%) SQL
3 159 (24.65%) Java
4 54 (8.37%) TypeScript
5 39 (6.05%) ES6
6 37 (5.74%) PHP
7 35 (5.43%) Python
8 28 (4.34%) PowerShell
9 26 (4.03%) Apex Code
10 18 (2.79%) C++
10 18 (2.79%) T-SQL
11 14 (2.17%) C
12 13 (2.02%) VBA
13 11 (1.71%) Bash Shell
13 11 (1.71%) Ruby
13 11 (1.71%) VB.NET
14 10 (1.55%) Perl
14 10 (1.55%) PL/SQL
15 9 (1.40%) Scala
16 6 (0.93%) Shell Script
Qualifications
1 79 (12.25%) Degree
2 55 (8.53%) Computer Science Degree
3 11 (1.71%) Numerate Degree
4 10 (1.55%) HND
5 4 (0.62%) SC Cleared
5 4 (0.62%) Security Cleared
Quality Assurance & Compliance
1 33 (5.12%) QA
2 3 (0.47%) Sarbanes-Oxley
2 3 (0.47%) SLA
3 2 (0.31%) Data Quality
4 1 (0.16%) GCP
System Software
1 10 (1.55%) Docker
2 4 (0.62%) Virtual Machines
3 1 (0.16%) Active Directory
3 1 (0.16%) Samba
3 1 (0.16%) VMware ESXi
3 1 (0.16%) VMware Infrastructure
Systems Management
1 7 (1.09%) Graphite
2 6 (0.93%) Puppet
3 5 (0.78%) Ansible
3 5 (0.78%) Opscode Chef
4 2 (0.31%) Kubernetes
Vendors
1 84 (13.02%) Microsoft
2 36 (5.58%) Salesforce.com
3 30 (4.65%) Oracle
4 24 (3.72%) Xamarin
5 21 (3.26%) Google
6 15 (2.33%) IBM
7 14 (2.17%) hybris
8 13 (2.02%) Adobe
9 11 (1.71%) VMware
10 9 (1.40%) Sybase
11 8 (1.24%) Blue Martini
11 8 (1.24%) Citrix
11 8 (1.24%) Demandware
11 8 (1.24%) Elastic Path
11 8 (1.24%) Optimizely
12 7 (1.09%) Veeam
13 6 (0.93%) ATG
13 6 (0.93%) Pardot
13 6 (0.93%) Sitecore
14 5 (0.78%) SAP