Period
to 22 June 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 22 June 2018 with a comparison to the same period in the previous 2 years.

JavaScript (including ECMAScript)
East of England > Hertfordshire
6 months to
22 Jun 2018
Same period 2017 Same period 2016
Rank 6 7 14
Rank change year-on-year +1 +7 -4
Permanent jobs citing JavaScript 751 715 520
As % of all permanent IT jobs advertised in Hertfordshire 16.41% 16.75% 10.73%
As % of the Programming Languages category 31.41% 33.57% 26.50%
Number of salaries quoted 693 690 485
Hertfordshire median annual salary £50,000 £45,000 £45,000
Median salary % change year-on-year +11.11% - -
10th Percentile £33,750 £31,250 £31,250
90th Percentile £67,500 £67,500 £65,000
East of England median annual salary £45,000 £42,500 £42,500
% change year-on-year +5.88% - +6.25%

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 2,391 2,130 1,962
As % of all permanent IT jobs advertised in Hertfordshire 52.25% 49.89% 40.50%
Number of salaries quoted 2,056 1,849 1,618
Hertfordshire median annual salary £50,000 £45,000 £45,000
Median salary % change year-on-year +11.11% - -
10th Percentile £31,250 £31,250 £29,000
90th Percentile £71,250 £70,000 £68,400
East of England median annual salary £47,500 £45,000 £43,000
% change year-on-year +5.56% +4.65% +1.18%

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 22 June 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 22 June 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 +5 195 £52,500 +10.53% 24
St Albans +3 141 £52,500 +5.00% 11
Hemel Hempstead +11 94 £45,000 +5.88% 13
Hatfield +5 78 £57,500 +4.55% 2
Harpenden +14 28 £45,000 +5.88%
Stevenage -9 28 £40,000 -11.11% 4
Rickmansworth +3 27 £52,500 +31.25% 2
Potters Bar +7 24 £47,500 +15.15% 2
Borehamwood +6 20 £50,000 +25.00% 2
Bishop's Stortford 0 14 £42,500 -22.73%
Radlett 0 11 £60,000 +60.00%
Hertford -12 6 £22,500 -30.77% 2
Welwyn Garden City -45 5 - - 1
Berkhamsted 0 4 £50,000 -28.57% 2
Hitchin -3 3 £33,500 -16.25% 6
Waltham Cross -1 2 £45,000 -35.71% 1
Tring - 2 - -
Baldock - 2 £38,750 - 1
Ware +1 1 £27,500 -54.17%
JavaScript
East of England

For the 6 months to 22 June 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.

1 509 (67.78%) HTML
2 430 (57.26%) CSS
3 383 (51.00%) C#
4 373 (49.67%) .NET
5 340 (45.27%) Agile Software Development
6 301 (40.08%) AngularJS
7 292 (38.88%) SQL
8 241 (32.09%) Java
9 237 (31.56%) ASP.NET
10 221 (29.43%) MVC
11 201 (26.76%) HTML5
12 200 (26.63%) jQuery
13 196 (26.10%) Git (software)
14 158 (21.04%) React
15 141 (18.77%) SQL Server
16 137 (18.24%) TDD
17 134 (17.84%) Front End Development
18 133 (17.71%) XML
19 120 (15.98%) Web Development
20 119 (15.85%) ASP.NET MVC
21 114 (15.18%) Finance
22 108 (14.38%) Scrum
23 101 (13.45%) CSS3
24 100 (13.32%) User Experience
25 99 (13.18%) .NET Framework
26 98 (13.05%) Software Engineering
27 97 (12.92%) Node.js
27 97 (12.92%) E-Commerce
28 94 (12.52%) OO
29 93 (12.38%) Web Services

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 31 (4.13%) CMS
2 30 (3.99%) SharePoint
3 29 (3.86%) Tomcat
4 27 (3.60%) Oracle Service Bus
4 27 (3.60%) Oracle SOA Suite
5 25 (3.33%) WebSphere
6 22 (2.93%) Confluence
7 20 (2.66%) Elasticsearch
8 19 (2.53%) Apache
9 17 (2.26%) Umbraco
10 14 (1.86%) NServiceBus
10 14 (1.86%) WebSphere Application Server
11 9 (1.20%) Adobe Experience Manager
12 7 (0.93%) IIS
12 7 (0.93%) JBoss
12 7 (0.93%) MQSeries
13 6 (0.80%) Drupal
13 6 (0.80%) WebLogic
14 4 (0.53%) SharePoint 2013
15 2 (0.27%) CloudStack
Applications
1 13 (1.73%) Photoshop
2 11 (1.46%) Chatbot
3 8 (1.07%) Adobe Illustrator
4 7 (0.93%) Adobe Creative Suite
5 4 (0.53%) InVision
5 4 (0.53%) Microsoft Excel
6 3 (0.40%) GIMP
7 1 (0.13%) Microsoft Office
7 1 (0.13%) MS Visio
7 1 (0.13%) Spreadsheet
Business Applications
1 12 (1.60%) Dynamics CRM
2 10 (1.33%) Magento
3 6 (0.80%) SAP Hybris
4 4 (0.53%) Maximo
4 4 (0.53%) Payment Gateway
5 2 (0.27%) Fredhopper
6 1 (0.13%) Oracle Financials
6 1 (0.13%) Shopify
Cloud Services
1 90 (11.98%) Amazon AWS
2 63 (8.39%) Microsoft Azure
3 37 (4.93%) SaaS
4 26 (3.46%) npm
5 22 (2.93%) Office 365
6 11 (1.46%) Google Analytics
7 8 (1.07%) Amazon EC2
8 5 (0.67%) AWS Lambda
8 5 (0.67%) Serverless
9 4 (0.53%) Adobe Creative Cloud
9 4 (0.53%) Dynamics 365
9 4 (0.53%) Google Drive
10 3 (0.40%) Force.com
10 3 (0.40%) GitHub
10 3 (0.40%) Google Cloud Platform
11 2 (0.27%) AWS CloudFormation
11 2 (0.27%) Virtual Private Cloud
12 1 (0.13%) Amazon S3
12 1 (0.13%) G Suite
Communications & Networking
1 28 (3.73%) HTTP
2 19 (2.53%) VPN
3 16 (2.13%) Internet
4 13 (1.73%) SSL
5 11 (1.46%) SMS
6 10 (1.33%) TCP/IP
7 6 (0.80%) DNS
8 5 (0.67%) SMTP
8 5 (0.67%) SNMP
9 3 (0.40%) 802.11
9 3 (0.40%) DVB
9 3 (0.40%) RTP
10 2 (0.27%) Broadband
10 2 (0.27%) Skype
11 1 (0.13%) Firewall
11 1 (0.13%) VoIP
Database & Business Intelligence
1 141 (18.77%) SQL Server
2 33 (4.39%) MongoDB
3 29 (3.86%) Redis
4 28 (3.73%) NoSQL
4 28 (3.73%) Relational Database
5 25 (3.33%) MySQL
6 24 (3.20%) SQL Server Integration Services
7 15 (2.00%) PostgreSQL
7 15 (2.00%) SQL Server 2008
8 14 (1.86%) Oracle Database
9 12 (1.60%) Oracle Database 12c
10 11 (1.46%) RDBMS
11 9 (1.20%) SQL Server Reporting Services
12 8 (1.07%) Big Data
12 8 (1.07%) DB2
13 7 (0.93%) Jackrabbit
13 7 (0.93%) SQL Server 2014
14 6 (0.80%) Endeca
14 6 (0.80%) SQL Server 2012
15 5 (0.67%) Amazon DynamoDB
Development Applications
1 196 (26.10%) Git (software)
2 49 (6.52%) JIRA
3 48 (6.39%) gulp
4 42 (5.59%) Jasmine
5 40 (5.33%) Karma Test Runner
6 38 (5.06%) Selenium
7 37 (4.93%) Subversion
8 36 (4.79%) Maven
9 34 (4.53%) Jenkins
10 32 (4.26%) NUnit
11 31 (4.13%) webpack
12 30 (3.99%) Visual Studio
13 23 (3.06%) Grunt
14 21 (2.80%) Team Foundation Server
14 21 (2.80%) TeamCity
15 17 (2.26%) Gradle
15 17 (2.26%) StyleCop
16 16 (2.13%) MSTest
17 15 (2.00%) VSS/SourceSafe
17 15 (2.00%) WebDriver
General
1 114 (15.18%) Finance
2 69 (9.19%) Retail
3 40 (5.33%) Marketing
4 33 (4.39%) Advertising
5 21 (2.80%) Legal
6 17 (2.26%) Banking
7 10 (1.33%) Automotive
8 9 (1.20%) Games
9 8 (1.07%) Back Office
9 8 (1.07%) Telecoms
10 4 (0.53%) Multimedia
11 1 (0.13%) Financial Institution
11 1 (0.13%) Local Government
11 1 (0.13%) Manufacturing
Job Titles
1 618 (82.29%) Developer
2 201 (26.76%) .NET Developer
3 150 (19.97%) C# Developer
4 114 (15.18%) Front End Developer (Client-Side Developer)
5 102 (13.58%) Java Developer
6 96 (12.78%) C# .NET Developer
7 95 (12.65%) JavaScript Developer
7 95 (12.65%) Senior Developer
8 78 (10.39%) Software Developer
9 58 (7.72%) ASP.NET Developer
10 53 (7.06%) C# ASP.NET Developer
11 51 (6.79%) Junior
12 49 (6.52%) SQL Developer
13 48 (6.39%) Software Engineer
14 46 (6.13%) Full Stack Developer
15 42 (5.59%) Senior .NET Developer
16 39 (5.19%) Angular Developer
17 38 (5.06%) Junior Developer
18 37 (4.93%) Lead Developer
18 37 (4.93%) Web Developer
Libraries, Frameworks & Software Standards
1 509 (67.78%) HTML
2 430 (57.26%) CSS
3 373 (49.67%) .NET
4 301 (40.08%) AngularJS
5 237 (31.56%) ASP.NET
6 201 (26.76%) HTML5
7 200 (26.63%) jQuery
8 158 (21.04%) React
9 133 (17.71%) XML
10 119 (15.85%) ASP.NET MVC
11 101 (13.45%) CSS3
12 99 (13.18%) .NET Framework
13 97 (12.92%) Node.js
14 93 (12.38%) Web Services
15 78 (10.39%) Sass
16 63 (8.39%) ASP.NET Web API
17 62 (8.26%) REST
17 62 (8.26%) Spring
18 55 (7.32%) RESTful
19 52 (6.92%) Twitter Bootstrap
Miscellaneous
1 100 (13.32%) User Experience
2 78 (10.39%) Computer Science
3 46 (6.13%) Analytical Skills
4 43 (5.73%) Mobile App
5 40 (5.33%) Robotics
6 39 (5.19%) Greenfield Project
7 35 (4.66%) Enterprise Software
8 26 (3.46%) Media Streaming
9 11 (1.46%) Self-Motivation
10 7 (0.93%) Private Cloud
10 7 (0.93%) Public Cloud
11 6 (0.80%) Fintech
11 6 (0.80%) Photography
12 5 (0.67%) Acoustics
12 5 (0.67%) Algorithms
12 5 (0.67%) Management Information System
12 5 (0.67%) Security Operations Centre
12 5 (0.67%) Social Media
12 5 (0.67%) Spread Betting
13 3 (0.40%) Driving Licence
Operating Systems
1 72 (9.59%) Linux
2 64 (8.52%) Windows
3 41 (5.46%) Unix
4 25 (3.33%) Windows Server
5 19 (2.53%) Android
6 8 (1.07%) HPUX
6 8 (1.07%) Solaris
7 6 (0.80%) Apple iOS
7 6 (0.80%) Windows Server 2012
8 1 (0.13%) AIX
8 1 (0.13%) CentOS
8 1 (0.13%) Ubuntu
8 1 (0.13%) Windows 10
8 1 (0.13%) Windows 8
Processes & Methodologies
1 340 (45.27%) Agile Software Development
2 221 (29.43%) MVC
3 137 (18.24%) TDD
4 134 (17.84%) Front End Development
5 120 (15.98%) Web Development
6 108 (14.38%) Scrum
7 98 (13.05%) Software Engineering
8 97 (12.92%) E-Commerce
9 94 (12.52%) OO
10 93 (12.38%) Problem-Solving
11 63 (8.39%) DevOps
12 61 (8.12%) SDLC
13 54 (7.19%) Continuous Integration
14 52 (6.92%) Mathematics
15 48 (6.39%) Test Automation
16 44 (5.86%) SOLID
17 43 (5.73%) Open Source
17 43 (5.73%) SOA
18 41 (5.46%) OOP
19 40 (5.33%) CRM
Programming Languages
1 383 (51.00%) C#
2 292 (38.88%) SQL
3 241 (32.09%) Java
4 65 (8.66%) TypeScript
5 55 (7.32%) PHP
6 52 (6.92%) ES6
6 52 (6.92%) Python
7 42 (5.59%) PowerShell
8 35 (4.66%) C++
9 33 (4.39%) Apex Code
10 28 (3.73%) VBA
11 27 (3.60%) Bash Shell
12 26 (3.46%) VB.NET
13 23 (3.06%) T-SQL
14 18 (2.40%) Perl
15 16 (2.13%) Scala
16 14 (1.86%) C
17 13 (1.73%) PL/SQL
18 12 (1.60%) Ruby
19 9 (1.20%) Java 8
Qualifications
1 86 (11.45%) Degree
2 53 (7.06%) Computer Science Degree
3 10 (1.33%) HND
4 6 (0.80%) Numerate Degree
5 4 (0.53%) Security Cleared
6 2 (0.27%) SC Cleared
Quality Assurance & Compliance
1 51 (6.79%) QA
2 3 (0.40%) Sarbanes-Oxley
2 3 (0.40%) SLA
3 2 (0.27%) Data Quality
System Software
1 19 (2.53%) Docker
2 10 (1.33%) Virtual Machines
3 1 (0.13%) Active Directory
3 1 (0.13%) Samba
3 1 (0.13%) VMware ESXi
3 1 (0.13%) VMware Infrastructure
Systems Management
1 14 (1.86%) Ansible
2 13 (1.73%) Consul
3 12 (1.60%) Graphite
4 8 (1.07%) Opscode Chef
4 8 (1.07%) Puppet
5 3 (0.40%) Kubernetes
Vendors
1 69 (9.19%) Microsoft
2 48 (6.39%) Oracle
3 43 (5.73%) Salesforce.com
4 27 (3.60%) Xamarin
5 18 (2.40%) Citrix
5 18 (2.40%) VMware
6 16 (2.13%) Google
6 16 (2.13%) hybris
7 15 (2.00%) IBM
7 15 (2.00%) Veeam
8 13 (1.73%) Adobe
9 10 (1.33%) Twobo
10 9 (1.20%) Blue Martini
10 9 (1.20%) Demandware
10 9 (1.20%) Elastic Path
10 9 (1.20%) Sitecore
11 7 (0.93%) ATG
11 7 (0.93%) Telerik
12 6 (0.80%) Red Hat
12 6 (0.80%) Sybase