The following table provides summary statistics for permanent job vacancies advertised in 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 25 June 2017 with a comparison to the same period in the previous 2 years.

JSON
England / London
3 months to
25 Jun 2017
Same period 2016 Same period 2015
Rank 176 133 170
Rank change year-on-year -43 +37  
Permanent jobs citing JSON 726 956 901
As % of all permanent IT jobs advertised in London 2.00% 2.42% 2.01%
As % of the Libraries, Frameworks & Software Standards category 4.95% 6.00% 5.30%
Number of salaries quoted 583 814 721
Median salary £57,500 £57,500 £52,500
Median salary % change year-on-year - +9.52%  
90% offered a salary of more than £40,000 £40,000 £35,000
10% offered a salary of more than £77,500 £77,500 £75,000
UK excluding London median salary £45,000 £45,000 £40,000
% change year-on-year - +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 London with a requirement for industry standards, technical specifications and software library and framework skills.

Software Library & Framework Skills
London
Permanent job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 14658 15943 16991
As % of all permanent IT job vacancies advertised in London 40.37% 40.39% 37.95%
Number of salaries quoted 12123 14085 14633
Median salary £58,000 £55,000 £55,000
Median salary % change year-on-year +5.45% -  
90% offered a salary of more than £40,000 £38,288 £35,000
10% offered a salary of more than £80,000 £75,000 £77,500
UK excluding London median salary £42,500 £40,000 £40,000
% change year-on-year +6.25% -  

JSON
Job Vacancy Trend in London

The job posting trend of jobs advertised in 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 London

JSON
Salary Trend in London

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

Salary trend for JSON in London

JSON
Salary Histogram in London

The salary distribution of IT jobs citing JSON in London over the 3 months to 25 June 2017.

Salary histogram for JSON in London

JSON
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing JSON within the London region over the 3 months to 25 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London +36 92 £56,250 -6.25% 32
Hammersmith - 9 £50,000 - 1
Bromley - 6 - -
New Malden - 6 £52,500 - 1
West End of London - 4 £57,500 - 2
Docklands, London +1 2 £57,500 -11.53%
Wimbledon -4 2 £53,750 +34.37%
Ruislip - 2 £45,000 -
Morden - 1 £35,000 -
Canary Wharf - 1 £62,500 -
JSON
England

For the 6 months to 25 June 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 London region with a requirement for JSON.

1 798 (56.12%) JavaScript
2 744 (52.32%) Agile Software Development
3 729 (51.27%) HTML
4 662 (46.55%) XML
5 647 (45.50%) CSS
6 589 (41.42%) Java
7 549 (38.61%) REST
8 436 (30.66%) Git (software)
9 421 (29.61%) AngularJS
10 405 (28.48%) SQL
11 359 (25.25%) Web Services
12 357 (25.11%) jQuery
13 356 (25.04%) HTML5
14 348 (24.47%) RESTful
15 347 (24.40%) SOAP
16 333 (23.42%) OO
17 324 (22.78%) TDD
18 301 (21.17%) Scrum
19 290 (20.39%) .NET
20 286 (20.11%) Finance
21 283 (19.90%) MVC
22 275 (19.34%) C#
23 243 (17.09%) CSS3
24 242 (17.02%) Test Automation
25 240 (16.88%) Linux
26 232 (16.32%) Spring
27 226 (15.89%) Front End Development
28 223 (15.68%) Web Development
29 214 (15.05%) Continuous Integration
30 213 (14.98%) Ajax

JSON
Co-occurring IT Skills in 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
1 110 (7.74%) CMS
2 78 (5.49%) Apache
3 72 (5.06%) WebSphere
4 62 (4.36%) Tomcat
5 60 (4.22%) Elasticsearch
6 56 (3.94%) JBoss
7 53 (3.73%) IIS
8 33 (2.32%) Apache Spark
9 30 (2.11%) Apache Solr
9 30 (2.11%) Umbraco
10 29 (2.04%) Adobe Experience Manager
10 29 (2.04%) Mule
11 28 (1.97%) WordPress
12 27 (1.90%) Confluence
12 27 (1.90%) nginx
13 23 (1.62%) Oracle SOA Suite
14 22 (1.55%) Apache ServiceMix
15 15 (1.05%) Anypoint
15 15 (1.05%) Apache TomEE
15 15 (1.05%) SharePoint
Applications
1 29 (2.04%) Photoshop
2 12 (0.84%) Microsoft Excel
3 11 (0.77%) Adobe Illustrator
4 6 (0.42%) OmniGraffle
5 5 (0.35%) GIMP
5 5 (0.35%) Microsoft Office
5 5 (0.35%) SPSS
6 4 (0.28%) InfoPath
6 4 (0.28%) Spreadsheet
7 3 (0.21%) Adobe Creative Suite
8 2 (0.14%) MS Visio
9 1 (0.070%) InVision
9 1 (0.070%) Weka
Business Applications
1 14 (0.98%) Infor CloudSuite
1 14 (0.98%) Infor M3
2 12 (0.84%) Magento
3 10 (0.70%) Adobe Campaign
4 9 (0.63%) Dynamics AX
5 7 (0.49%) Dynamics CRM
5 7 (0.49%) Eloqua
6 5 (0.35%) Dynamics NAV
7 4 (0.28%) Oracle BPM
7 4 (0.28%) Payment Gateway
8 3 (0.21%) Remedy ITSM
8 3 (0.21%) Salesforce.com CRM
9 2 (0.14%) SAP SD
9 2 (0.14%) Workday HCM
10 1 (0.070%) Cognos Business Intelligence
10 1 (0.070%) RMDS
10 1 (0.070%) SAP Hybris
Cloud Services
1 150 (10.55%) Amazon AWS
2 91 (6.40%) Microsoft Azure
3 84 (5.91%) GitHub
4 79 (5.56%) SaaS
5 31 (2.18%) Salesforce Service Cloud
6 20 (1.41%) Force.com
7 17 (1.20%) Google Analytics
8 15 (1.05%) AWS Lambda
8 15 (1.05%) Cloud Computing
9 14 (0.98%) IaaS
10 13 (0.91%) Google Play
11 12 (0.84%) Heroku
12 11 (0.77%) PaaS
13 10 (0.70%) Google Tag Manager
14 9 (0.63%) Dynamics 365
14 9 (0.63%) Route 53
15 8 (0.56%) Adobe Analytics
15 8 (0.56%) Google Cloud Platform
16 6 (0.42%) CloudFront
16 6 (0.42%) Sage Pay
Communications & Networking
1 191 (13.43%) HTTP
2 66 (4.64%) Internet
3 49 (3.45%) TCP/IP
4 39 (2.74%) SSL
5 29 (2.04%) DNS
6 22 (1.55%) Firewall
7 16 (1.13%) Wireless
8 15 (1.05%) VPN
9 11 (0.77%) Anycast
9 11 (0.77%) BGP
9 11 (0.77%) DHCP
9 11 (0.77%) DWDM
9 11 (0.77%) IGMP
9 11 (0.77%) IPsec
9 11 (0.77%) LAN
9 11 (0.77%) Multicast
9 11 (0.77%) OSPF
9 11 (0.77%) WAN
10 9 (0.63%) HTTPS
10 9 (0.63%) Skype
Database & Business Intelligence
1 176 (12.38%) SQL Server
2 167 (11.74%) MySQL
3 165 (11.60%) NoSQL
4 124 (8.72%) Relational Database
5 97 (6.82%) MongoDB
6 90 (6.33%) Big Data
7 49 (3.45%) RDBMS
8 46 (3.23%) PostgreSQL
9 40 (2.81%) Hadoop
10 37 (2.60%) Redis
11 35 (2.46%) SQL Server Integration Services
12 33 (2.32%) Apache Hive
13 32 (2.25%) Apache Cassandra
14 25 (1.76%) Oracle Database
15 22 (1.55%) DB2
16 16 (1.13%) SQL Server 2014
17 15 (1.05%) Endeca
17 15 (1.05%) SQL Server Reporting Services
18 14 (0.98%) Data Warehouse
18 14 (0.98%) Oracle Database 11g
Development Applications
1 436 (30.66%) Git (software)
2 170 (11.95%) Jenkins
3 156 (10.97%) JIRA
4 150 (10.55%) Maven
5 131 (9.21%) Subversion
6 95 (6.68%) Selenium
7 81 (5.70%) Cucumber
8 77 (5.41%) Gradle
9 74 (5.20%) JUnit
10 62 (4.36%) gulp
11 54 (3.80%) WebDriver
12 53 (3.73%) TeamCity
13 49 (3.45%) Grunt
14 48 (3.38%) Ant
15 47 (3.31%) Visual Studio
16 46 (3.23%) Xcode
17 39 (2.74%) webpack
18 37 (2.60%) Mockito
19 36 (2.53%) Jasmine
20 34 (2.39%) JMeter
General
1 286 (20.11%) Finance
2 126 (8.86%) Banking
3 90 (6.33%) Retail
4 63 (4.43%) Marketing
5 44 (3.09%) Advertising
6 42 (2.95%) Games
7 37 (2.60%) Legal
8 35 (2.46%) Publishing
9 24 (1.69%) Financial Institution
10 20 (1.41%) Telecoms
11 18 (1.27%) Investment Banking
12 17 (1.20%) Back Office
13 11 (0.77%) Law
14 10 (0.70%) Front Office
15 8 (0.56%) French Language
16 4 (0.28%) Multimedia
17 2 (0.14%) German Language
17 2 (0.14%) Polish Language
18 1 (0.070%) Portuguese Language
18 1 (0.070%) Spanish Language
Job Titles
1 981 (68.99%) Developer
2 209 (14.70%) Java Developer
3 207 (14.56%) Senior Developer
4 131 (9.21%) JavaScript Developer
5 129 (9.07%) Front End Developer (Client-Side Developer)
6 107 (7.52%) .NET Developer
7 95 (6.68%) Architect
8 82 (5.77%) Full Stack Developer
9 80 (5.63%) C# Developer
10 79 (5.56%) iOS Developer
11 77 (5.41%) Web Developer
12 74 (5.20%) Android Developer
13 71 (4.99%) Analyst
14 58 (4.08%) Senior Java Developer
15 57 (4.01%) Consultant
16 48 (3.38%) Software Engineer
17 47 (3.31%) Senior Front-End Developer
18 44 (3.09%) PHP Developer
19 42 (2.95%) HTML Developer
20 40 (2.81%) Angular Developer
Libraries, Frameworks & Software Standards
1 729 (51.27%) HTML
2 662 (46.55%) XML
3 647 (45.50%) CSS
4 549 (38.61%) REST
5 421 (29.61%) AngularJS
6 359 (25.25%) Web Services
7 357 (25.11%) jQuery
8 356 (25.04%) HTML5
9 348 (24.47%) RESTful
10 347 (24.40%) SOAP
11 290 (20.39%) .NET
12 243 (17.09%) CSS3
13 232 (16.32%) Spring
14 213 (14.98%) Ajax
15 204 (14.35%) Node.js
16 159 (11.18%) React
17 135 (9.49%) Backbone.js
18 133 (9.35%) Hibernate
19 113 (7.95%) ASP.NET
20 101 (7.10%) Sass
Miscellaneous
1 181 (12.73%) User Experience
2 153 (10.76%) Mobile App
3 140 (9.85%) Computer Science
4 108 (7.59%) Analytical Skills
5 92 (6.47%) Greenfield Project
6 78 (5.49%) Fintech
7 76 (5.34%) Algorithms
8 64 (4.50%) Data Structures
9 35 (2.46%) Enterprise Software
9 35 (2.46%) Foreign Exchange (FX)
10 34 (2.39%) Social Media
11 29 (2.04%) Virtual Team
12 26 (1.83%) Hedge funds
13 25 (1.76%) Data Centre
14 23 (1.62%) Linux Command Line
15 22 (1.55%) Blog
16 20 (1.41%) Clustering
17 19 (1.34%) Management Information System
18 18 (1.27%) iPad
19 15 (1.05%) Augmented Reality
Operating Systems
1 240 (16.88%) Linux
2 170 (11.95%) Apple iOS
3 147 (10.34%) Android
4 99 (6.96%) Unix
5 86 (6.05%) Windows
6 15 (1.05%) CentOS
6 15 (1.05%) HPUX
6 15 (1.05%) Solaris
7 13 (0.91%) Red Hat Enterprise Linux
8 12 (0.84%) Windows Server
8 12 (0.84%) Windows Server 2012
9 9 (0.63%) Windows Phone
10 8 (0.56%) Windows Server 2008
11 5 (0.35%) Mac OS X
11 5 (0.35%) Ubuntu
12 4 (0.28%) Fedora
12 4 (0.28%) Windows Mobile
13 3 (0.21%) Debian
13 3 (0.21%) Mac OS
14 2 (0.14%) Kali Linux
Processes & Methodologies
1 744 (52.32%) Agile Software Development
2 333 (23.42%) OO
3 324 (22.78%) TDD
4 301 (21.17%) Scrum
5 283 (19.90%) MVC
6 242 (17.02%) Test Automation
7 226 (15.89%) Front End Development
8 223 (15.68%) Web Development
9 214 (15.05%) Continuous Integration
10 213 (14.98%) E-Commerce
11 209 (14.70%) Software Engineering
12 163 (11.46%) BDD
13 161 (11.32%) DevOps
14 149 (10.48%) Analytics
15 148 (10.41%) Unit Testing
16 135 (9.49%) Mentoring
17 127 (8.93%) SDLC
18 126 (8.86%) Open Source
19 117 (8.23%) SOA
20 103 (7.24%) Mobile Development
Programming Languages
1 798 (56.12%) JavaScript
2 589 (41.42%) Java
3 405 (28.48%) SQL
4 275 (19.34%) C#
5 170 (11.95%) Python
6 140 (9.85%) PHP
7 106 (7.45%) Objective-C
8 94 (6.61%) Apple Swift
9 83 (5.84%) Ruby
10 70 (4.92%) Scala
11 65 (4.57%) C++
12 64 (4.50%) Groovy
13 63 (4.43%) ES6
14 51 (3.59%) C
15 45 (3.16%) T-SQL
16 40 (2.81%) ECMAScript
17 36 (2.53%) TypeScript
18 31 (2.18%) Apex Code
19 30 (2.11%) Bash Shell
19 30 (2.11%) SOQL
Qualifications
1 147 (10.34%) Degree
2 71 (4.99%) Computer Science Degree
3 30 (2.11%) Security Cleared
4 16 (1.13%) SC Cleared
5 12 (0.84%) ISTQB
6 10 (0.70%) DV Cleared
7 9 (0.63%) APMP
7 9 (0.63%) Master's Degree
8 8 (0.56%) ISEB
8 8 (0.56%) PhD
9 6 (0.42%) Numerate Degree
10 4 (0.28%) ISTQB Advanced Certification
10 4 (0.28%) MCP
10 4 (0.28%) PMI Certification
10 4 (0.28%) PMP
11 3 (0.21%) ITIL Certification
11 3 (0.21%) Microsoft Certification
12 2 (0.14%) MCSD
13 1 (0.070%) MCSA
13 1 (0.070%) Postgraduate
Quality Assurance & Compliance
1 152 (10.69%) QA
2 17 (1.20%) MiFID
3 13 (0.91%) Sarbanes-Oxley
4 10 (0.70%) PCI DSS
5 8 (0.56%) Data Quality
6 6 (0.42%) Dodd-Frank
7 5 (0.35%) WCAG
8 4 (0.28%) EMIR
9 3 (0.21%) RosettaNet
10 2 (0.14%) GCP
10 2 (0.14%) SLA
11 1 (0.070%) Section 508
System Software
1 52 (3.66%) Docker
2 11 (0.77%) KVM
3 9 (0.63%) VMware Infrastructure
4 8 (0.56%) Active Directory
4 8 (0.56%) HDFS
5 5 (0.35%) Snort
6 3 (0.21%) iptables
6 3 (0.21%) Xen
7 1 (0.070%) Apache ZooKeeper
7 1 (0.070%) Virtual Machines
Systems Management
1 46 (3.23%) Puppet
2 30 (2.11%) Ansible
2 30 (2.11%) Opscode Chef
3 15 (1.05%) Piwik
4 11 (0.77%) Nagios
4 11 (0.77%) OpenNebula
5 6 (0.42%) Kibana
6 4 (0.28%) Grafana
6 4 (0.28%) Kubernetes
6 4 (0.28%) Marathon
6 4 (0.28%) Mesos
6 4 (0.28%) MOM
6 4 (0.28%) StatsD
6 4 (0.28%) Terraform
7 3 (0.21%) Graphite
7 3 (0.21%) HP Quality Center
7 3 (0.21%) logstash
7 3 (0.21%) SELinux
8 1 (0.070%) Galera Cluster
8 1 (0.070%) Packer
Vendors
1 139 (9.77%) Microsoft
2 124 (8.72%) Oracle
3 81 (5.70%) Google
4 57 (4.01%) Salesforce.com
5 48 (3.38%) IBM
6 46 (3.23%) Adobe
7 34 (2.39%) Apple
8 33 (2.32%) MuleSoft
9 24 (1.69%) SAP
9 24 (1.69%) Zend
10 22 (1.55%) Xamarin
11 16 (1.13%) ATG
12 15 (1.05%) Apigee
12 15 (1.05%) Pardot
12 15 (1.05%) TIBCO
13 14 (0.98%) Cisco
13 14 (0.98%) Infor
14 13 (0.91%) Red Hat
14 13 (0.91%) Splunk
14 13 (0.91%) webMethods
London
Open Select Recruitment
Salary: £45000 - £65000 per annum
Posted: Yesterday
London
ISL
Salary: £45000 - £60000 per annum
Posted: Yesterday
London
Open Select Recruitment
Salary: £60000 - £85000 per annum
Posted: 2 days ago
London
Opilio Recruitment
Salary: From £35,000 to £40,000 per annum
Posted: 2 days ago
New Malden, Surrey
Evolution Recruitment Solutions
Salary: circa 55,000 - 70,000
Posted: 2 days ago
City, London
Senitor Associates
Salary: £40000 - £45000 per annum + Excellent Benefits Package
Posted: 2 days ago
London
Explore Group
Salary: £40000 - £45000 per annum
Posted: 3 days ago
Teddington, Middlesex
Exposed Solutions
Salary: £50000 - £65000 per annum
Posted: 2 days ago
City, London
Senitor Associates
Salary: Excellent Benefits Package
Posted: 2 days ago
City, London
Nigel Frank International Ltd
Salary: £50000 - £60000 per annum
Posted: 2 days ago
South East London
Source Coders
Salary: From £50,000 to £65,000 per annum
Posted: 3 days ago
London
C4 Commerce
Salary: From £45,000 to £60,000 per annum
Posted: 3 days ago
London
Opus Resourcing Ltd
Salary: £50000 - £70000 per annum + Bens + Bonus to 10%
Posted: 2 days ago
London
Graham Matthews
Salary: From £60,000 to £70,000 per annum
Posted: 4 days ago
West London
Lorien Resourcing
Salary: £55000 - £70000 per annum + Bens
Posted: 3 days ago
London
Mane Contract Services Limited
Posted: 4 days ago
London
Oliver Bernard
Salary: £50000 - £65000 per annum
Posted: 3 days ago
London
Oscar
Salary: £60000 - £95000 per annum
Posted: 2 days ago
London
FPSG Connect
Salary: Benefits
Posted: 3 days ago
West London
Sky Betting and Gaming
Salary: Benefits + Bonus
Posted: 2 days ago
West London
Pole Star Space Applications
Salary: From £50,000 to £65,000 per annum Excellent Benefits
Posted: 4 days ago
London
Oliver Bernard
Salary: £40000 - £45000 per annum + Bonus & Benefits
Posted: 4 days ago
London
Oliver Bernard
Salary: £50000 - £65000 per annum
Posted: 3 days ago
London
Streamline Connections
Salary: £50000 - £60000.00 per annum + Additional Benefits
Posted: 4 days ago
City, London
ANSON MCCADE
Salary: £55,000 - £80,000 + package
Posted: 2 days ago
London
Networking People
Salary: £35000 - £55000 per annum + or contract
Posted: 4 days ago
West London
Opus Resourcing Ltd
Salary: £65000 - £70000 per annum + Bens + Bonus to 10%
Posted: 4 days ago
London
Salt
Salary: £50000.00 - £70000.00 per annum + bonus+benefits+package
Posted: 4 days ago
City, London
Understanding Recruitment
Salary: £50000 - £55000 per annum
Posted: 6 days ago
London
Oliver Bernard
Salary: £65000 - £75000 per annum + bonus and great benefits
Posted: 5 days ago