Period
to 18 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Hertfordshire with a requirement for JSON skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited JSON over the 6 months to 18 November 2017 with a comparison to the same period in the previous 2 years.

JSON
East of England > Hertfordshire
6 months to
18 Nov 2017
Same period 2016 Same period 2015
Rank 92 172 145
Rank change year-on-year +80 -27 +37
Permanent jobs citing JSON 140 46 103
As % of all permanent IT jobs advertised in Hertfordshire 3.21% 1.03% 1.91%
As % of the Libraries, Frameworks & Software Standards category 7.76% 2.94% 5.51%
Number of salaries quoted 122 38 126
Hertfordshire median annual salary £45,000 £50,000 £45,000
Median salary % change year-on-year -10.00% +11.11% +5.88%
10th Percentile £33,525 £32,500 £32,500
90th Percentile £57,500 £64,750 £58,125
East of England median annual salary £45,000 £47,500 £40,000
% change year-on-year -5.26% +18.75% -11.11%

JSON 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 1804 1566 1871
As % of all permanent IT jobs advertised in Hertfordshire 41.37% 35.03% 34.67%
Number of salaries quoted 1583 1401 1633
Hertfordshire median annual salary £50,000 £50,000 £45,000
Median salary % change year-on-year - +11.11% -
10th Percentile £31,250 £29,750 £28,000
90th Percentile £70,000 £70,000 £68,750
East of England median annual salary £46,951 £45,000 £42,500
% change year-on-year +4.34% +5.88% -

JSON
Job Vacancy Trend in Hertfordshire

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

Job vacancy trend for JSON in Hertfordshire

JSON
Salary Trend in Hertfordshire

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

Salary trend for JSON in Hertfordshire

JSON
Salary Histogram in Hertfordshire

The salary distribution of IT jobs citing JSON in Hertfordshire over the 6 months to 18 November 2017.

Salary histogram for JSON in Hertfordshire

JSON
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing JSON within the Hertfordshire region over the 6 months to 18 November 2017. 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
Borehamwood +12 31 £36,500 +4.29%
Hatfield +26 25 £55,000 +22.22%
Stevenage +19 20 £37,500 +25.00%
Watford -2 20 £50,000 +37.93%
Hemel Hempstead +14 14 £50,000 -9.09% 1
St Albans +3 5 £47,500 -20.83%
Rickmansworth - 4 £52,500 - 1
Welwyn Garden City -2 3 £37,500 -30.23%
Radlett - 3 £42,500 -
Cheshunt - 1 £45,000 -
JSON
East of England

For the 6 months to 18 November 2017, IT jobs citing JSON also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Hertfordshire region with a requirement for JSON.

1 109 (77.86%) HTML
2 104 (74.29%) CSS
3 99 (70.71%) XML
4 64 (45.71%) JavaScript
5 59 (42.14%) Web Services
6 58 (41.43%) Java
7 54 (38.57%) Agile Software Development
8 53 (37.86%) SQL
8 53 (37.86%) OO
9 50 (35.71%) SQL Server
9 50 (35.71%) Retail
9 50 (35.71%) HTML5
10 44 (31.43%) Spring
10 44 (31.43%) Tomcat
11 41 (29.29%) .NET
12 39 (27.86%) MySQL
12 39 (27.86%) XHTML
13 38 (27.14%) Oracle
13 38 (27.14%) C#
13 38 (27.14%) AngularJS
14 37 (26.43%) XSLT
15 36 (25.71%) Test Automation
16 34 (24.29%) Struts
17 33 (23.57%) Amazon AWS
18 32 (22.86%) REST
18 32 (22.86%) JBoss
18 32 (22.86%) CSS3
19 31 (22.14%) Hibernate
20 30 (21.43%) MVC
20 30 (21.43%) ASP.NET

JSON
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 44 (31.43%) Tomcat
2 32 (22.86%) JBoss
3 17 (12.14%) Apache
4 13 (9.29%) Drupal
5 11 (7.86%) CMS
6 9 (6.43%) IIS
7 8 (5.71%) Umbraco
8 3 (2.14%) Adobe Experience Manager
8 3 (2.14%) MQSeries
8 3 (2.14%) WebSphere
8 3 (2.14%) WebSphere Application Server
9 1 (0.71%) LiveLink
9 1 (0.71%) SharePoint
9 1 (0.71%) Skype for Business
Business Applications
1 22 (15.71%) Oracle EBS
2 5 (3.57%) Remedy ITSM
3 4 (2.86%) SAP SRM
4 2 (1.43%) Magento
Cloud Services
1 33 (23.57%) Amazon AWS
2 29 (20.71%) Microsoft Azure
3 6 (4.29%) Adobe Creative Cloud
3 6 (4.29%) Google Play
4 5 (3.57%) AWS Lambda
4 5 (3.57%) Serverless
5 4 (2.86%) SaaS
Communications & Networking
1 24 (17.14%) HTTP
2 8 (5.71%) Internet
3 6 (4.29%) FTP
4 5 (3.57%) SSL
5 3 (2.14%) TCP/IP
Database & Business Intelligence
1 50 (35.71%) SQL Server
2 39 (27.86%) MySQL
3 9 (6.43%) Oracle Database
4 6 (4.29%) SQL Server 2012
4 6 (4.29%) Sybase ASE
5 5 (3.57%) MongoDB
5 5 (3.57%) NoSQL
5 5 (3.57%) SQL Server 2008
6 4 (2.86%) MarkLogic
7 3 (2.14%) DB2
7 3 (2.14%) Jackrabbit
7 3 (2.14%) RDBMS
7 3 (2.14%) Relational Database
8 2 (1.43%) Crystal Reports
9 1 (0.71%) Big Data
9 1 (0.71%) Hadoop
9 1 (0.71%) Oracle Database 11g
9 1 (0.71%) Oracle Reports
9 1 (0.71%) PostgreSQL
9 1 (0.71%) SQL Server Reporting Services
Development Applications
1 25 (17.86%) Git (software)
2 22 (15.71%) Jenkins
2 22 (15.71%) Oracle Forms
3 21 (15.00%) Cucumber
4 13 (9.29%) Selenium
5 12 (8.57%) JUnit
6 11 (7.86%) Eclipse
6 11 (7.86%) Subversion
7 7 (5.00%) NUnit
7 7 (5.00%) SpecFlow
8 4 (2.86%) Talend Open Studio
9 3 (2.14%) Ant
9 3 (2.14%) Log4j
9 3 (2.14%) Mockito
9 3 (2.14%) WebSphere Studio Application Developer
10 2 (1.43%) Team Foundation Server
10 2 (1.43%) Visual Studio
11 1 (0.71%) Fiddler
11 1 (0.71%) TeamCity
11 1 (0.71%) VSS/SourceSafe
General
1 50 (35.71%) Retail
2 22 (15.71%) Finance
2 22 (15.71%) Manufacturing
3 13 (9.29%) Marketing
4 8 (5.71%) Games
5 2 (1.43%) Automotive
6 1 (0.71%) Publishing
6 1 (0.71%) Telecoms
Job Titles
1 106 (75.71%) Developer
2 27 (19.29%) Analyst
3 22 (15.71%) Development Analyst
3 22 (15.71%) Development Support Analyst
3 22 (15.71%) Senior Analyst
3 22 (15.71%) Senior Developer
3 22 (15.71%) Senior Development Analyst
3 22 (15.71%) Senior Support Analyst
3 22 (15.71%) Software Analyst
3 22 (15.71%) Software Development Analyst
3 22 (15.71%) Software Support Analyst
3 22 (15.71%) Support Analyst
4 19 (13.57%) Java Developer
5 17 (12.14%) C# Developer
5 17 (12.14%) Software Developer
6 14 (10.00%) .NET Developer
6 14 (10.00%) SQL Developer
6 14 (10.00%) Web Developer
7 13 (9.29%) Front End Developer (Client-Side Developer)
8 11 (7.86%) JavaScript Developer
Libraries, Frameworks & Software Standards
1 109 (77.86%) HTML
2 104 (74.29%) CSS
3 99 (70.71%) XML
4 59 (42.14%) Web Services
5 50 (35.71%) HTML5
6 44 (31.43%) Spring
7 41 (29.29%) .NET
8 39 (27.86%) XHTML
9 38 (27.14%) AngularJS
10 37 (26.43%) XSLT
11 34 (24.29%) Struts
12 32 (22.86%) CSS3
12 32 (22.86%) REST
13 31 (22.14%) Hibernate
14 30 (21.43%) ASP.NET
15 29 (20.71%) Twitter Bootstrap
16 27 (19.29%) jQuery
17 26 (18.57%) J2EE
17 26 (18.57%) Node.js
18 22 (15.71%) JBoss Seam
Miscellaneous
1 22 (15.71%) Analytical Skills
2 13 (9.29%) Algorithms
3 12 (8.57%) Computer Science
3 12 (8.57%) User Experience
4 8 (5.71%) Data Structures
5 7 (5.00%) BBC
5 7 (5.00%) Mobile App
6 4 (2.86%) Enterprise Software
6 4 (2.86%) Virtual Team
7 3 (2.14%) Mobile Payment
8 1 (0.71%) Acoustics
8 1 (0.71%) Greenfield Project
8 1 (0.71%) PMI
Operating Systems
1 17 (12.14%) Unix
2 12 (8.57%) Windows
3 8 (5.71%) Android
4 7 (5.00%) Apple iOS
5 5 (3.57%) Linux
6 3 (2.14%) HPUX
6 3 (2.14%) Solaris
Processes & Methodologies
1 54 (38.57%) Agile Software Development
2 53 (37.86%) OO
3 36 (25.71%) Test Automation
4 30 (21.43%) MVC
5 27 (19.29%) CRM
6 26 (18.57%) SOA
7 25 (17.86%) TDD
8 24 (17.14%) Multithreading
9 22 (15.71%) DevOps
9 22 (15.71%) Regression Testing
9 22 (15.71%) Stress Testing
10 18 (12.86%) BDD
10 18 (12.86%) E-Commerce
11 17 (12.14%) OOD
11 17 (12.14%) Unit Testing
11 17 (12.14%) Web Development
12 15 (10.71%) Front End Development
13 13 (9.29%) User Stories
14 9 (6.43%) SDLC
15 8 (5.71%) Integration Testing
Programming Languages
1 64 (45.71%) JavaScript
2 58 (41.43%) Java
3 53 (37.86%) SQL
4 38 (27.14%) C#
5 18 (12.86%) T-SQL
6 15 (10.71%) PHP
7 10 (7.14%) XQuery
8 9 (6.43%) VB
8 9 (6.43%) VB.NET
8 9 (6.43%) VB6
8 9 (6.43%) XPath
9 6 (4.29%) PL/SQL
9 6 (4.29%) Shell Script
10 5 (3.57%) Apple Swift
11 4 (2.86%) PowerShell
11 4 (2.86%) SPARQL
12 3 (2.14%) Bash Shell
12 3 (2.14%) Perl
12 3 (2.14%) TypeScript
13 2 (1.43%) C++
Qualifications
1 13 (9.29%) Degree
2 5 (3.57%) Security Cleared
3 2 (1.43%) HND
4 1 (0.71%) Computer Science Degree
4 1 (0.71%) ITIL Certification
4 1 (0.71%) MBA
4 1 (0.71%) PMI Certification
4 1 (0.71%) PMP
4 1 (0.71%) SC Cleared
Quality Assurance & Compliance
1 9 (6.43%) QA
2 6 (4.29%) RosettaNet
System Software
1 1 (0.71%) Active Directory
Systems Management
1 1 (0.71%) WMI
Vendors
1 38 (27.14%) Oracle
2 7 (5.00%) SAP
2 7 (5.00%) Virgin Media
3 6 (4.29%) Adobe
3 6 (4.29%) Google
3 6 (4.29%) Sybase
4 5 (3.57%) Microsoft
4 5 (3.57%) Remedy
5 4 (2.86%) Talend
5 4 (2.86%) Xamarin
6 3 (2.14%) ATG
6 3 (2.14%) Blue Martini
6 3 (2.14%) Elastic Path
6 3 (2.14%) IBM
7 2 (1.43%) Demandware
7 2 (1.43%) hybris
8 1 (0.71%) Interwoven