The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for JSON skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited JSON over the 3 months to 23 March 2017 with a comparison to the same period in the previous 2 years.

3 months to
23 Mar 2017
Same period 2016 Same period 2015
JSON
London / City of London
Rank 134 119 166
Rank change year-on-year -15 +47  
Permanent jobs citing JSON 88 163 164
As % of all permanent IT jobs advertised in the City of London 1.76% 2.32% 1.62%
As % of the Libraries, Frameworks & Software Standards category 4.73% 6.10% 4.97%
Number of salaries quoted 81 161 144
Median salary £55,000 £50,000 £53,750
Median salary % change year-on-year +10.00% -6.97%  
90% offered a salary of more than £45,000 £37,500 £35,000
10% offered a salary of more than £72,500 £65,000 £70,000
UK excluding London median salary £42,500 £45,000 £40,000
% change year-on-year -5.55% +12.50%  

JSON is in the industry standards, technical specifications and software library and framework skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in the City of London with a requirement for industry standards, technical specifications and software library and framework skills.

Software Library & Framework Skills
City of London
Permanent job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 1862 2673 3301
As % of all permanent IT job vacancies advertised in the City of London 37.17% 38.03% 32.64%
Number of salaries quoted 1688 2367 2860
Median salary £60,000 £55,000 £55,000
Median salary % change year-on-year +9.09% -  
90% offered a salary of more than £40,000 £37,500 £37,500
10% offered a salary of more than £85,000 £72,500 £77,500
UK excluding London median salary £40,000 £42,500 £40,000
% change year-on-year -5.88% +6.25%  

JSON
Job Vacancy Trend in the City of London

The job posting trend of jobs advertised in the City of London citing JSON as a proportion of all permanent or contract IT jobs with a match in the Libraries, Frameworks & Software Standards category.

Job vacancy trend for JSON in the City of London

JSON
Salary Trend in the City of London

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

Salary trend for JSON in the City of London

JSON
Salary Histogram in the City of London

The salary distribution of IT jobs citing JSON in the City of London over the 3 months to 23 March 2017.

Salary histogram for JSON in the City of London

JSON
Top 30 Related IT Skills in the City of London

For the 6 months to 23 March 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 City of London region with a requirement for JSON.

1 102 (56.98%) JavaScript
2 97 (54.19%) HTML
3 91 (50.84%) CSS
4 89 (49.72%) Agile Software Development
5 83 (46.37%) REST
6 71 (39.66%) XML
7 60 (33.52%) SOAP
8 57 (31.84%) C#
9 55 (30.73%) SQL
10 50 (27.93%) jQuery
11 49 (27.37%) .NET
11 49 (27.37%) HTML5
12 46 (25.70%) Java
13 43 (24.02%) Finance
13 43 (24.02%) TDD
14 42 (23.46%) Web Development
15 41 (22.91%) AngularJS
16 37 (20.67%) Git (software)
17 36 (20.11%) Degree
18 33 (18.44%) CSS3
19 32 (17.88%) Scrum
20 31 (17.32%) Web Services
21 30 (16.76%) SQL Server
21 30 (16.76%) Node.js
21 30 (16.76%) Apple iOS
22 29 (16.20%) Front End Development
22 29 (16.20%) Computer Science
22 29 (16.20%) QA
23 28 (15.64%) Ajax
24 25 (13.97%) PHP

JSON
Top Related IT Skills in the City of London 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 15 (8.38%) CMS
2 7 (3.91%) Apache Spark
2 7 (3.91%) WebSphere
3 6 (3.35%) Umbraco
4 5 (2.79%) WebLogic
5 4 (2.23%) Alfresco
5 4 (2.23%) JBoss
5 4 (2.23%) WebSphere Application Server
6 3 (1.68%) Confluence
7 2 (1.12%) Adobe Experience Manager
7 2 (1.12%) Apache
7 2 (1.12%) Drupal
7 2 (1.12%) IIS
8 1 (0.56%) Apache Solr
8 1 (0.56%) Elasticsearch
8 1 (0.56%) Sitefinity
Applications
1 10 (5.59%) MS Excel
2 3 (1.68%) MS Office
2 3 (1.68%) Photoshop
3 1 (0.56%) GIMP
Cloud Services
1 19 (10.61%) GitHub
1 19 (10.61%) Microsoft Azure
2 13 (7.26%) SaaS
3 9 (5.03%) Amazon AWS
3 9 (5.03%) Force.com
4 4 (2.23%) Google Play
4 4 (2.23%) IaaS
5 3 (1.68%) Cloud Computing
5 3 (1.68%) PaaS
6 1 (0.56%) Amazon S3
6 1 (0.56%) Azure Active Directory
6 1 (0.56%) CloudFront
6 1 (0.56%) Heroku
6 1 (0.56%) Route 53
Communications & Networking
1 16 (8.94%) HTTP
2 7 (3.91%) Internet
3 2 (1.12%) DVB
4 1 (0.56%) Cisco ASA
4 1 (0.56%) Firewall
4 1 (0.56%) Network Security
4 1 (0.56%) SSL
4 1 (0.56%) VPN
Database & Business Intelligence
1 30 (16.76%) SQL Server
2 17 (9.50%) Relational Database
3 15 (8.38%) NoSQL
4 10 (5.59%) Big Data
5 9 (5.03%) MongoDB
5 9 (5.03%) SQL Server Integration Services
6 8 (4.47%) Hadoop
7 7 (3.91%) Apache Hive
8 5 (2.79%) MySQL
8 5 (2.79%) SQL Server 2012
9 4 (2.23%) PostgreSQL
9 4 (2.23%) Redis
9 4 (2.23%) SQL Server 2014
9 4 (2.23%) SQL Server 2016
10 3 (1.68%) Oracle Database
10 3 (1.68%) RDBMS
10 3 (1.68%) SQL Server 2008
11 2 (1.12%) Azure SQL Database
11 2 (1.12%) DB2
12 1 (0.56%) RethinkDB
Development Applications
1 37 (20.67%) Git (software)
2 19 (10.61%) JIRA
3 13 (7.26%) Jenkins
4 10 (5.59%) Selenium
5 8 (4.47%) Firebug
5 8 (4.47%) Maven
5 8 (4.47%) Visual Studio
6 7 (3.91%) Gradle
6 7 (3.91%) gulp
7 6 (3.35%) TeamCity
8 5 (2.79%) Bitbucket
8 5 (2.79%) GitLab
8 5 (2.79%) Subversion
8 5 (2.79%) Team Foundation Server
8 5 (2.79%) webpack
8 5 (2.79%) Xcode
9 4 (2.23%) Android Studio
9 4 (2.23%) Artifactory
9 4 (2.23%) JUnit
9 4 (2.23%) UI Automator
General
1 43 (24.02%) Finance
2 21 (11.73%) Advertising
3 15 (8.38%) Banking
4 8 (4.47%) Marketing
5 6 (3.35%) Games
6 4 (2.23%) Legal
6 4 (2.23%) Retail
7 3 (1.68%) Financial Institution
7 3 (1.68%) Multimedia
8 2 (1.12%) Automotive
8 2 (1.12%) Front Office
8 2 (1.12%) Investment Banking
9 1 (0.56%) Manufacturing
9 1 (0.56%) Polish Language
9 1 (0.56%) Telecoms
Job Titles
1 124 (69.27%) Developer
2 28 (15.64%) JavaScript Developer
3 25 (13.97%) C# Developer
4 24 (13.41%) Senior Developer
5 22 (12.29%) Front End Developer (Client-Side Developer)
6 19 (10.61%) .NET Developer
7 18 (10.06%) Java Developer
8 16 (8.94%) Architect
9 12 (6.70%) C# .NET Developer
9 12 (6.70%) Salesforce Developer
10 10 (5.59%) Software Engineer
10 10 (5.59%) Web Developer
11 9 (5.03%) Angular Developer
11 9 (5.03%) Python Developer
12 8 (4.47%) Front End Web Developer (Client-Side Developer)
12 8 (4.47%) JavaScript Engineer
12 8 (4.47%) Technical Engineer
12 8 (4.47%) Technical Support Engineer
12 8 (4.47%) Web Engineer
12 8 (4.47%) Web Support Engineer
Libraries, Frameworks & Software Standards
1 97 (54.19%) HTML
2 91 (50.84%) CSS
3 83 (46.37%) REST
4 71 (39.66%) XML
5 60 (33.52%) SOAP
6 50 (27.93%) jQuery
7 49 (27.37%) .NET
7 49 (27.37%) HTML5
8 41 (22.91%) AngularJS
9 33 (18.44%) CSS3
10 31 (17.32%) Web Services
11 30 (16.76%) Node.js
12 28 (15.64%) Ajax
13 25 (13.97%) RESTful
14 20 (11.17%) React
15 17 (9.50%) WCF
16 16 (8.94%) Twitter Bootstrap
17 14 (7.82%) ASP.NET
17 14 (7.82%) WPF
18 13 (7.26%) Spring
Miscellaneous
1 29 (16.20%) Computer Science
2 18 (10.06%) Mobile App
3 13 (7.26%) Fintech
3 13 (7.26%) User Experience
4 9 (5.03%) Analytical Skills
5 8 (4.47%) Digital Media
6 5 (2.79%) Enterprise Software
7 4 (2.23%) Algorithms
7 4 (2.23%) iPad
7 4 (2.23%) iPhone
8 3 (1.68%) Data Structures
8 3 (1.68%) Linux Command Line
8 3 (1.68%) Reference Data
9 2 (1.12%) Augmented Reality
9 2 (1.12%) BBC
9 2 (1.12%) Clustering
9 2 (1.12%) Data Centre
9 2 (1.12%) Derivative
9 2 (1.12%) Embedded Systems
9 2 (1.12%) STB
Operating Systems
1 30 (16.76%) Apple iOS
2 25 (13.97%) Android
3 17 (9.50%) Windows
4 14 (7.82%) Linux
5 7 (3.91%) Windows Phone
5 7 (3.91%) Windows Server
6 4 (2.23%) Unix
7 1 (0.56%) Mac OS X
7 1 (0.56%) Windows 10
7 1 (0.56%) Windows Server 2008
7 1 (0.56%) Windows Server 2012
Processes & Methodologies
1 89 (49.72%) Agile Software Development
2 43 (24.02%) TDD
3 42 (23.46%) Web Development
4 32 (17.88%) Scrum
5 29 (16.20%) Front End Development
6 24 (13.41%) SOA
7 22 (12.29%) Open Source
8 21 (11.73%) MVC
9 20 (11.17%) MVVM
10 19 (10.61%) BDD
11 17 (9.50%) Mobile Development
11 17 (9.50%) OO
12 16 (8.94%) Software Engineering
13 15 (8.38%) Continuous Integration
14 14 (7.82%) DevOps
15 13 (7.26%) Data Integration
16 12 (6.70%) Mathematics
16 12 (6.70%) OOP
17 11 (6.15%) Microservices
17 11 (6.15%) Regression Testing
Programming Languages
1 102 (56.98%) JavaScript
2 57 (31.84%) C#
3 55 (30.73%) SQL
4 46 (25.70%) Java
5 25 (13.97%) PHP
5 25 (13.97%) Python
6 14 (7.82%) Ruby
7 13 (7.26%) Apple Swift
7 13 (7.26%) Perl
8 11 (6.15%) XAML
9 10 (5.59%) Apex Code
9 10 (5.59%) Objective-C
10 9 (5.03%) SOQL
10 9 (5.03%) T-SQL
10 9 (5.03%) VBA
11 5 (2.79%) ECMAScript
11 5 (2.79%) Scala
12 4 (2.23%) VB.NET
13 3 (1.68%) Shell Script
13 3 (1.68%) SOSL
Qualifications
1 36 (20.11%) Degree
2 7 (3.91%) Security Cleared
3 2 (1.12%) PhD
4 1 (0.56%) ISTQB
Quality Assurance & Compliance
1 29 (16.20%) QA
2 7 (3.91%) Sarbanes-Oxley
3 2 (1.12%) Dodd-Frank
3 2 (1.12%) MiFID
3 2 (1.12%) PCI DSS
4 1 (0.56%) EMIR
4 1 (0.56%) Section 508
4 1 (0.56%) WCAG
System Software
1 10 (5.59%) Docker
2 2 (1.12%) Virtual Machines
3 1 (0.56%) Active Directory
3 1 (0.56%) Apache ZooKeeper
3 1 (0.56%) VMware Infrastructure
Systems Management
1 5 (2.79%) Piwik
2 2 (1.12%) Ansible
2 2 (1.12%) Opscode Chef
2 2 (1.12%) Puppet
Vendors
1 13 (7.26%) Apple
1 13 (7.26%) Microsoft
2 12 (6.70%) Salesforce.com
3 9 (5.03%) Tableau
4 7 (3.91%) Apigee
4 7 (3.91%) Xamarin
5 6 (3.35%) IBM
5 6 (3.35%) Informatica
6 5 (2.79%) Google
6 5 (2.79%) Oracle
6 5 (2.79%) Pardot
7 2 (1.12%) Adobe
7 2 (1.12%) Atlassian
7 2 (1.12%) Perforce
7 2 (1.12%) Zend
8 1 (0.56%) CheckPoint
8 1 (0.56%) Cisco
8 1 (0.56%) SAP
8 1 (0.56%) Sybase
8 1 (0.56%) webMethods
City, London
onezeero.
Salary: £50000 - £70000 per annum + Benefits package
Posted: 18 hours ago
City, London
Stott & May
Salary: £55000 - £65000 per annum
Posted: Yesterday
City of London
Venturi
Salary: £40000 - £45000 per annum + bonus
Posted: Yesterday
City, London
Harrington Starr
Salary: £60000 - £75000 per annum + Benefits + Bonus
Posted: Yesterday
City, London
JM
Salary: £50000 - £60000 per annum + Bonus + Full Benefits
Posted: 20 hours ago
City, London
Stott & May
Salary: £50000 - £60000 per annum
Posted: Yesterday
City, London
Asset Resourcing Ltd
Salary: £40000 per annum + bonus + full benefits
Posted: 23 hours ago
City, London
Understanding Recruitment
Salary: £60000.00 - £70000.00 per annum
Posted: 2 days ago
City, London
Understanding Recruitment
Salary: £60000 - £75000 per annum
Posted: 3 days ago
City, London
ARC IT Recruitment Ltd
Salary: £45,000 per annum
Posted: 5 days ago
City, London
Coded People
Salary: £200 per day
Posted: 6 days ago
City, London
I3
Salary: £50000 - £75000 per annum + bonus + bens
Posted: 3 days ago
City, London
ANSON MCCADE
Salary: £450-£600
Posted: 6 days ago
City, London
Harvey Nash plc
Salary: £50000 per annum
Posted: 2 days ago
City, London
Total Recruitment Specialists Limited / TRG / Total recruitment group
Salary: £50000 - £65000 Per Annum
Posted: 3 days ago
City of London
Pearson Frank
Salary: £45000 - £80000 per annum
Posted: 9 days ago
City, London
Total Recruitment Specialists Limited / TRG / Total recruitment group
Salary: £30000 - £50000 Per Annum
Posted: 3 days ago
City, London
Across Health Ltd
Salary: From £25,000 to £35,000 per annum (negotiable based on experience)
Posted: 12 days ago
City, London
ANSON MCCADE
Salary: £50,000 - £80,000 + outstanding package
Posted: 6 days ago
City, London
Miller Maxwell Ltd
Salary: From £85,000 to £100,000 per annum Bonus and benefits package
Posted: 5 days ago
City, London
ANSON MCCADE
Salary: £50,000 - £80,000 + outstanding package
Posted: 6 days ago
City, London
Accenture
Salary: From £31,424 to £36,725 per annum
Posted: 10 days ago
City, London
HCA Hospitals
Salary: £65000 - £75000 per annum + Excellent bens incl. private health
Posted: 8 days ago
City, London
Altus Analytics
Posted: 14 days ago
City, London
Digital Gurus
Salary: £30000 - £45000 Per Annum Benefits
Posted: 20 days ago