Period
to 6 August 2020

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 6 months to 6 August 2020 with a comparison to the same period in the previous 2 years.

JSON
England > London
6 months to
6 Aug 2020
Same period 2019 Same period 2018
Rank 194 196 197
Rank change year-on-year +2 +1 -16
Permanent jobs citing JSON 486 997 1,325
As % of all permanent jobs advertised in London 1.79% 1.76% 1.90%
As % of the Libraries, Frameworks & Software Standards category 4.19% 4.49% 4.69%
Number of salaries quoted 389 782 1,022
Median annual salary £70,000 £65,000 £65,000
Median salary % change year-on-year +7.69% - +13.04%
10th Percentile £46,250 £41,000 £37,500
90th Percentile £97,500 £95,000 £90,000
England median annual salary £55,000 £52,500 £50,000
% change year-on-year +4.76% +5.00% +5.26%

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 London with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
London
Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 11,591 22,219 28,278
As % of all permanent IT jobs advertised in London 42.67% 39.20% 40.47%
Number of salaries quoted 9,570 18,616 23,145
Median annual salary £70,000 £67,500 £62,500
Median salary % change year-on-year +3.70% +8.00% +4.17%
10th Percentile £45,000 £40,000 £37,500
90th Percentile £107,500 £98,750 £93,750
England median annual salary £57,500 £55,000 £50,000
% change year-on-year +4.55% +10.00% +5.26%

JSON
Job Vacancy Trend in London

Job postings citing JSON as a proportion of all IT jobs advertised in London.

Job vacancy trend for JSON in London

JSON
Salary Trend in London

3-month moving average salary quoted in jobs citing JSON in London.

Salary trend for JSON in London

JSON
Salary Histogram in London

Salary distribution for jobs citing JSON in London over the 6 months to 6 August 2020.

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 6 months to 6 August 2020. 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
Central London +75 120 £82,500 +17.86% 15
South London 0 21 £62,500 +31.58% 3
West London +36 18 £55,000 - 15
East London +19 10 £49,971 - 1
North London +10 7 £57,500 +21.05% 1
JSON
England

For the 6 months to 6 August 2020, IT jobs citing JSON 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 London region with a requirement for JSON.

1 259 (53.29%) Agile Software Development
2 223 (45.88%) XML
3 210 (43.21%) JavaScript
4 205 (42.18%) REST
5 172 (35.39%) HTML
6 168 (34.57%) C#
7 162 (33.33%) Azure
8 157 (32.30%) .NET
9 152 (31.28%) SQL Server
10 151 (31.07%) Finance
11 147 (30.25%) CSS
12 140 (28.81%) SQL
13 125 (25.72%) Java
14 121 (24.90%) Python
15 118 (24.28%) Web Services
16 116 (23.87%) DevOps
17 110 (22.63%) AWS
18 108 (22.22%) SOAP
19 106 (21.81%) TDD
20 104 (21.40%) Microservices
21 100 (20.58%) AngularJS
22 97 (19.96%) Git (software)
23 95 (19.55%) MVC
24 91 (18.72%) jQuery
25 87 (17.90%) Docker
26 80 (16.46%) ASP.NET
27 78 (16.05%) RESTful
28 76 (15.64%) Problem-Solving
29 74 (15.23%) PowerShell
30 71 (14.61%) Kubernetes

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 30 (6.17%) Confluence
2 20 (4.12%) IIS
3 18 (3.70%) Elasticsearch
4 16 (3.29%) EPiServer
5 15 (3.09%) Apache
6 13 (2.67%) CMS
7 12 (2.47%) Apache Spark
8 9 (1.85%) WordPress
9 8 (1.65%) Umbraco
10 6 (1.23%) SharePoint
11 5 (1.03%) BizTalk Server
11 5 (1.03%) WebSphere
12 4 (0.82%) Apache Solr
12 4 (0.82%) Oracle SOA Suite
12 4 (0.82%) Oracle Workflow
13 3 (0.62%) Tomcat
14 2 (0.41%) IBM HTTP Server
14 2 (0.41%) JBoss
14 2 (0.41%) SharePoint 2010
14 2 (0.41%) Skype for Business
Applications
1 21 (4.32%) Microsoft Excel
2 5 (1.03%) Adobe XD
2 5 (1.03%) InVision
2 5 (1.03%) Microsoft Office
2 5 (1.03%) Zeplin
Business Applications
1 4 (0.82%) Sparx Enterprise Architect
2 2 (0.41%) Distributed Ledger
2 2 (0.41%) Magento
2 2 (0.41%) Maximo
3 1 (0.21%) Bloomberg AIM
3 1 (0.21%) Markit EDM
3 1 (0.21%) Oracle Applications
3 1 (0.21%) Oracle Cash Management
3 1 (0.21%) Oracle EBS
3 1 (0.21%) Oracle Payables
3 1 (0.21%) Oracle Procure-to-Pay
3 1 (0.21%) Oracle Subledger Accounting
3 1 (0.21%) Payment Gateway
3 1 (0.21%) R3 Corda
3 1 (0.21%) Sentinel
3 1 (0.21%) Shopify
3 1 (0.21%) thinkFolio
Cloud Services
1 162 (33.33%) Azure
2 110 (22.63%) AWS
3 50 (10.29%) GitHub
4 47 (9.67%) SaaS
5 28 (5.76%) Power Platform
6 24 (4.94%) GCP
7 19 (3.91%) Amazon SQS
8 15 (3.09%) Office 365
8 15 (3.09%) Serverless
9 14 (2.88%) Amazon S3
10 12 (2.47%) Cloud Computing
11 10 (2.06%) Amazon EC2
12 9 (1.85%) PaaS
12 9 (1.85%) Veeva
13 8 (1.65%) Azure Data Factory
13 8 (1.65%) npm
14 7 (1.44%) Apigee
14 7 (1.44%) AWS Lambda
14 7 (1.44%) TestFlight
15 6 (1.23%) Firebase
Communications & Networking
1 39 (8.02%) HTTP
2 16 (3.29%) Internet
3 15 (3.09%) Firewall
4 13 (2.67%) TCP/IP
5 12 (2.47%) Network Security
6 9 (1.85%) VPN
7 7 (1.44%) SAN
7 7 (1.44%) VoIP
7 7 (1.44%) Wireshark
8 6 (1.23%) BGP
8 6 (1.23%) Cisco Nexus
8 6 (1.23%) Cisco Wireless
8 6 (1.23%) F5 BIG-IP GTM
8 6 (1.23%) F5 BIG-IP LTM
8 6 (1.23%) HTTPS
8 6 (1.23%) Multicast
8 6 (1.23%) OSPF
8 6 (1.23%) VXLAN
8 6 (1.23%) Wireless
9 5 (1.03%) DNS
Database & Business Intelligence
1 152 (31.28%) SQL Server
2 46 (9.47%) NoSQL
3 41 (8.44%) MongoDB
4 40 (8.23%) Relational Database
5 37 (7.61%) SQL Server Integration Services
6 33 (6.79%) Data Warehouse
7 28 (5.76%) Power BI
8 26 (5.35%) SQL Server 2012
9 24 (4.94%) OLAP
9 24 (4.94%) OLTP
10 23 (4.73%) Apache Cassandra
11 20 (4.12%) RDBMS
12 17 (3.50%) MySQL
13 16 (3.29%) SQL Server Reporting Services
14 15 (3.09%) Hadoop
15 14 (2.88%) Amazon DynamoDB
15 14 (2.88%) OLAP Cube
15 14 (2.88%) Snowflake Schema
15 14 (2.88%) SQL Server Analysis Services
16 12 (2.47%) Big Data
Development Applications
1 97 (19.96%) Git (software)
2 62 (12.76%) Jenkins
3 50 (10.29%) JIRA
4 42 (8.64%) Visual Studio
5 39 (8.02%) Selenium
6 22 (4.53%) Maven
7 21 (4.32%) webpack
8 19 (3.91%) Team Foundation Server
8 19 (3.91%) TeamCity
9 18 (3.70%) Cypress.io
10 16 (3.29%) JUnit
11 15 (3.09%) Jasmine
12 12 (2.47%) Bitbucket
12 12 (2.47%) Mocha
12 12 (2.47%) Xcode
13 11 (2.26%) Atlassian Bamboo
13 11 (2.26%) SQL Server Management Studio (SSMS)
13 11 (2.26%) Subversion
14 10 (2.06%) Cucumber
14 10 (2.06%) Visual Studio Code
General
1 151 (31.07%) Finance
2 41 (8.44%) Banking
3 15 (3.09%) Legal
3 15 (3.09%) Retail
4 12 (2.47%) Marketing
5 9 (1.85%) Law
6 8 (1.65%) Investment Banking
7 7 (1.44%) Publishing
8 5 (1.03%) Games
9 4 (0.82%) Multimedia
10 3 (0.62%) Advertising
10 3 (0.62%) Front Office
10 3 (0.62%) Public Sector
11 1 (0.21%) Back Office
11 1 (0.21%) Electronics
11 1 (0.21%) General Ledger
11 1 (0.21%) German Language
11 1 (0.21%) Pharmaceutical
Job Titles
1 275 (56.58%) Developer
2 87 (17.90%) Senior Developer
3 56 (11.52%) .NET Developer
4 52 (10.70%) C# Developer
5 41 (8.44%) C# .NET Developer
6 40 (8.23%) Analyst
7 37 (7.61%) Java Developer
8 30 (6.17%) Architect
9 28 (5.76%) Software Developer
10 24 (4.94%) JavaScript Developer
10 24 (4.94%) Test Engineer
11 22 (4.53%) React Developer
11 22 (4.53%) Senior .NET Developer
12 21 (4.32%) Business Intelligence Developer
12 21 (4.32%) Senior Analyst
13 20 (4.12%) Angular Developer
13 20 (4.12%) Consultant
13 20 (4.12%) Web Developer
14 18 (3.70%) Senior Java Developer
14 18 (3.70%) SSIS Developer
Libraries, Frameworks & Software Standards
1 223 (45.88%) XML
2 205 (42.18%) REST
3 172 (35.39%) HTML
4 157 (32.30%) .NET
5 147 (30.25%) CSS
6 118 (24.28%) Web Services
7 108 (22.22%) SOAP
8 100 (20.58%) AngularJS
9 91 (18.72%) jQuery
10 80 (16.46%) ASP.NET
11 78 (16.05%) RESTful
12 63 (12.96%) ASP.NET Web API
13 62 (12.76%) ASP.NET MVC
14 61 (12.55%) .NET Core
14 61 (12.55%) Node.js
15 50 (10.29%) Ajax
16 49 (10.08%) .NET Framework
17 43 (8.85%) Sass
18 40 (8.23%) Angular 2
18 40 (8.23%) Spring
Miscellaneous
1 42 (8.64%) Analytical Skills
2 27 (5.56%) User Experience
3 18 (3.70%) Data Structures
4 17 (3.50%) Management Information System
5 14 (2.88%) Algorithms
5 14 (2.88%) Reference Data
6 12 (2.47%) Enterprise Software
6 12 (2.47%) Foreign Exchange (FX)
6 12 (2.47%) Mobile App
7 10 (2.06%) Greenfield Project
7 10 (2.06%) Self-Motivation
8 9 (1.85%) Cloud Native
9 6 (1.23%) Data Centre
9 6 (1.23%) N-Tier
9 6 (1.23%) Social Media
9 6 (1.23%) Virtual Team
10 5 (1.03%) Derivative
10 5 (1.03%) Interest Rate Derivative
10 5 (1.03%) Public Cloud
11 4 (0.82%) Video Conferencing
Operating Systems
1 28 (5.76%) Apple iOS
2 27 (5.56%) Linux
2 27 (5.56%) Windows
3 23 (4.73%) Android
4 11 (2.26%) Windows Server
5 9 (1.85%) Unix
5 9 (1.85%) Windows Server 2012
5 9 (1.85%) Windows Server 2016
5 9 (1.85%) Windows Server 2019
6 8 (1.65%) Windows 10
7 5 (1.03%) Ubuntu
8 4 (0.82%) Android TV
9 2 (0.41%) CentOS
10 1 (0.21%) Mac OS
10 1 (0.21%) Red Hat Enterprise Linux
Processes & Methodologies
1 259 (53.29%) Agile Software Development
2 116 (23.87%) DevOps
3 106 (21.81%) TDD
4 104 (21.40%) Microservices
5 95 (19.55%) MVC
6 76 (15.64%) Problem-Solving
7 68 (13.99%) BDD
8 66 (13.58%) Fintech
9 64 (13.17%) Test Automation
10 63 (12.96%) OO
11 59 (12.14%) Scrum
12 57 (11.73%) OOP
13 56 (11.52%) Analytics
14 55 (11.32%) Software Engineering
15 53 (10.91%) SOLID
16 51 (10.49%) ETL
17 48 (9.88%) SDLC
18 46 (9.47%) Web Development
19 44 (9.05%) Continuous Integration
20 42 (8.64%) Data Modelling
Programming Languages
1 210 (43.21%) JavaScript
2 168 (34.57%) C#
3 140 (28.81%) SQL
4 125 (25.72%) Java
5 121 (24.90%) Python
6 74 (15.23%) PowerShell
7 30 (6.17%) Ruby
8 28 (5.76%) TypeScript
9 26 (5.35%) T-SQL
10 22 (4.53%) PHP
11 19 (3.91%) XPath
12 17 (3.50%) Java 8
13 16 (3.29%) Apple Swift
14 15 (3.09%) SOQL
15 14 (2.88%) ES6
16 13 (2.67%) Perl
16 13 (2.67%) PL/SQL
17 8 (1.65%) Apex Code
17 8 (1.65%) C
18 7 (1.44%) Go
Qualifications
1 42 (8.64%) Degree
2 26 (5.35%) Computer Science Degree
3 12 (2.47%) Master's Degree
4 10 (2.06%) AWS Certification
5 4 (0.82%) ISTQB
6 3 (0.62%) Cisco Certification
6 3 (0.62%) Numerate Degree
6 3 (0.62%) Security Cleared
7 2 (0.41%) DV Cleared
8 1 (0.21%) CCNA
8 1 (0.21%) CCNP
8 1 (0.21%) CISA
8 1 (0.21%) CISSP
8 1 (0.21%) SC Cleared
8 1 (0.21%) TOGAF Certification
Quality Assurance & Compliance
1 55 (11.32%) QA
2 15 (3.09%) Data Quality
3 3 (0.62%) SLA
4 2 (0.41%) GDPR
4 2 (0.41%) PCI DSS
System Software
1 87 (17.90%) Docker
2 4 (0.82%) Active Directory
2 4 (0.82%) vSphere
3 2 (0.41%) Virtual Desktop
4 1 (0.21%) VMware Infrastructure
Systems Management
1 71 (14.61%) Kubernetes
2 21 (4.32%) Ansible
3 15 (3.09%) Terraform
4 8 (1.65%) Puppet
5 6 (1.23%) Consul
5 6 (1.23%) Kibana
6 5 (1.03%) Microsoft Intune
7 4 (0.82%) Opscode Chef
7 4 (0.82%) Packer
7 4 (0.82%) Rancher
8 3 (0.62%) Nagios
8 3 (0.62%) Prometheus
9 2 (0.41%) HP ALM
9 2 (0.41%) Mesos
10 1 (0.21%) BladeLogic
10 1 (0.21%) Control-M
10 1 (0.21%) Jamf Pro
10 1 (0.21%) SCCM
Vendors
1 62 (12.76%) Microsoft
2 38 (7.82%) Oracle
3 22 (4.53%) Google
4 20 (4.12%) Salesforce.com
5 11 (2.26%) SAP
6 10 (2.06%) Atlassian
7 9 (1.85%) Cisco
8 8 (1.65%) TIBCO
9 7 (1.44%) Apple
9 7 (1.44%) Arista
9 7 (1.44%) MuleSoft
9 7 (1.44%) Tableau
10 6 (1.23%) Adobe
10 6 (1.23%) CheckPoint
10 6 (1.23%) F5
10 6 (1.23%) Fortinet
10 6 (1.23%) IBM
10 6 (1.23%) Qualtrics
10 6 (1.23%) Riverbed
10 6 (1.23%) Splunk