Period
to 28 January 2022

The following table provides summary statistics for contract job vacancies advertised in England with a requirement for JSON skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited JSON over the 6 months to 28 January 2022 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

JSON
UK > England
6 months to
28 Jan 2022
Same period 2021 Same period 2020
Rank 167 123 137
Rank change year-on-year -44 +14 -34
Contract jobs citing JSON 1,171 737 1,279
As % of all contract jobs advertised in England 1.68% 2.11% 1.95%
As % of the Libraries, Frameworks & Software Standards category 5.92% 6.86% 6.45%
Number of daily rates quoted 827 474 810
10th Percentile £400 £322 £331
25th Percentile £463 £388 £407
Median daily rate (50th Percentile) £550 £475 £475
Median % change year-on-year +15.79% - -5.00%
75th Percentile £650 £540 £550
90th Percentile £750 £616 £638
UK median daily rate £550 £450 £475
% change year-on-year +22.22% -5.26% -1.04%
Number of hourly rates quoted 8 17 13
10th Percentile £22.05 £21.67 £16.00
25th Percentile £46.88 £25.50 £31.25
Median hourly rate £61.50 £42.00 £50.50
Median % change year-on-year +46.43% -16.83% +44.29%
75th Percentile £65.51 £58.00 £53.28
90th Percentile £67.48 £62.00 £53.66
UK median hourly rate £65.50 £46.50 £50.50
% change year-on-year +40.86% -7.92% +44.29%

JSON is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in England with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
England
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 19,766 10,739 19,832
As % of all contract IT jobs advertised in England 28.30% 30.75% 30.30%
Number of daily rates quoted 14,687 7,697 14,192
10th Percentile £381 £318 £331
25th Percentile £450 £400 £406
Median daily rate (50th Percentile) £550 £488 £500
Median % change year-on-year +12.82% -2.50% +1.01%
75th Percentile £650 £585 £575
90th Percentile £749 £663 £650
UK median daily rate £550 £480 £493
% change year-on-year +14.58% -2.54% +3.14%
Number of hourly rates quoted 219 126 174
10th Percentile £21.00 £24.50 £18.77
25th Percentile £35.00 £31.41 £33.44
Median hourly rate £50.00 £45.00 £46.95
Median % change year-on-year +11.11% -4.15% +11.99%
75th Percentile £67.00 £57.50 £53.21
90th Percentile £77.24 £62.02 £78.75
UK median hourly rate £50.00 £45.00 £46.40
% change year-on-year +11.11% -3.02% +10.48%

JSON
Job Vacancy Trend in England

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

Job vacancy trend for JSON in England

JSON
Contractor Daily Rate Trend in England

3-month moving average daily rate quoted in jobs citing JSON in England.

Daily rate trend for JSON in England

JSON
Daily Rate Histogram in England

Daily rate distribution for jobs citing JSON in England over the 6 months to 28 January 2022.

Daily rate histogram for JSON in England

JSON
Contractor Hourly Rate Trend in England

3-month moving average hourly rates quoted in jobs citing JSON in England.

Hourly rate trend for JSON in England

JSON
Hourly Rate Histogram in England

Hourly rate distribution of jobs citing JSON in England over the 6 months to 28 January 2022.

Hourly rate histogram for JSON in England

JSON
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing JSON within the England region over the 6 months to 28 January 2022. 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Jobs
London -23 683 £575 +15.00% 177
South East -31 120 £500 +25.00% 53
North of England -66 108 £500 +13.64% 59
Midlands -74 78 £459 +7.24% 47
West Midlands -56 70 £460 +7.36% 32
South West -14 59 £550 +29.41% 28
North West -21 48 £500 +33.33% 34
Yorkshire -66 47 £530 +17.78% 18
East of England -19 46 £500 -0.99% 25
North East +3 15 £410 +2.50% 7
East Midlands -37 7 £438 -12.50% 15
JSON
UK

For the 6 months to 28 January 2022, IT contractor 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 contract job ads across the England region with a requirement for JSON.

1 534 (45.60%) Agile Software Development
2 532 (45.43%) XML
3 418 (35.70%) SQL
4 409 (34.93%) Java
5 400 (34.16%) REST
6 354 (30.23%) DevOps
7 348 (29.72%) JavaScript
8 338 (28.86%) Azure
9 336 (28.69%) Git (software)
10 328 (28.01%) CI/CD
11 316 (26.99%) Jenkins
12 289 (24.68%) HTML
13 267 (22.80%) Python
14 265 (22.63%) Web Services
15 258 (22.03%) Microservices
16 249 (21.26%) Social Skills
17 237 (20.24%) CSS
18 227 (19.39%) Problem-Solving
19 226 (19.30%) Finance
20 222 (18.96%) SOAP
21 209 (17.85%) Linux
21 209 (17.85%) Microsoft
22 207 (17.68%) Test Automation
23 201 (17.16%) AWS
24 197 (16.82%) .NET
25 190 (16.23%) C#
26 187 (15.97%) JIRA
27 182 (15.54%) Oracle
28 180 (15.37%) SQL Server
29 170 (14.52%) Scrum

JSON
Co-occurring IT Skills in England 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
1 106 (9.05%) Confluence
2 49 (4.18%) Apache
2 49 (4.18%) IIS
3 40 (3.42%) WebLogic
4 30 (2.56%) Apache Spark
4 30 (2.56%) CMS
5 25 (2.13%) SharePoint
6 22 (1.88%) JBoss
7 20 (1.71%) Tomcat
8 16 (1.37%) Elasticsearch
8 16 (1.37%) nginx
9 13 (1.11%) Oracle SOA Suite
9 13 (1.11%) WebSphere
10 9 (0.77%) Headless CMS
11 8 (0.68%) Apache Airflow
12 6 (0.51%) Oracle Workflow
12 6 (0.51%) Red Hat Fuse
12 6 (0.51%) SharePoint 2010
12 6 (0.51%) SharePoint 2013
13 4 (0.34%) Magnolia
Applications
1 36 (3.07%) Microsoft Excel
2 21 (1.79%) Microsoft Office
3 13 (1.11%) Microsoft PowerPoint
4 12 (1.02%) Chatbot
5 10 (0.85%) MS Visio
6 9 (0.77%) Microsoft Project
7 3 (0.26%) Adobe Creative Suite
7 3 (0.26%) Mingle
7 3 (0.26%) Sketch
7 3 (0.26%) Spreadsheet
8 1 (0.085%) Adobe XD
8 1 (0.085%) InVision
8 1 (0.085%) Photoshop
Business Applications
1 25 (2.13%) SunGard Martini
2 15 (1.28%) Shopify
3 13 (1.11%) SAP FI-CA
3 13 (1.11%) SAP PSCD
4 7 (0.60%) Payment Gateway
5 6 (0.51%) Sparx Enterprise Architect
6 5 (0.43%) Oracle ERP
6 5 (0.43%) Salesforce.com CRM
6 5 (0.43%) Social Studio
7 4 (0.34%) Dynamics CRM
7 4 (0.34%) Oracle Applications
8 3 (0.26%) Oracle BPM
8 3 (0.26%) Oracle EBS
8 3 (0.26%) Sentinel
9 2 (0.17%) Endur
9 2 (0.17%) Magento
9 2 (0.17%) NetSuite
9 2 (0.17%) SAP HR
10 1 (0.085%) SAP CRM
10 1 (0.085%) SimCorp Dimension
Cloud Services
1 338 (28.86%) Azure
2 201 (17.16%) AWS
3 119 (10.16%) GitHub
4 83 (7.09%) PaaS
5 79 (6.75%) Serverless
6 74 (6.32%) Power Platform
7 67 (5.72%) SaaS
8 66 (5.64%) IaaS
9 51 (4.36%) Azure Active Directory
10 46 (3.93%) Azure Data Factory
11 37 (3.16%) Amazon S3
11 37 (3.16%) Azure Logic Apps
12 34 (2.90%) AWS Lambda
13 31 (2.65%) Azure Cosmos DB
13 31 (2.65%) Dynamics 365
14 30 (2.56%) AWS CloudFormation
14 30 (2.56%) OpenShift
15 28 (2.39%) Azure Monitor
15 28 (2.39%) Azure Storage
16 27 (2.31%) GCP
Communications & Networking
1 90 (7.69%) HTTP
2 32 (2.73%) DNS
3 31 (2.65%) Internet
3 31 (2.65%) TCP/IP
4 23 (1.96%) Firewall
5 21 (1.79%) SSL
6 19 (1.62%) FTP
7 18 (1.54%) WAN
8 17 (1.45%) Intranet
8 17 (1.45%) SNMP
9 16 (1.37%) HTTPS
10 14 (1.20%) IPv4
10 14 (1.20%) MPLS
10 14 (1.20%) Network Security
11 13 (1.11%) BGP
11 13 (1.11%) Ethernet VPN
11 13 (1.11%) HSRP
11 13 (1.11%) RSVP
11 13 (1.11%) VPLS
11 13 (1.11%) VRRP
Database & Business Intelligence
1 180 (15.37%) SQL Server
2 132 (11.27%) Relational Database
3 128 (10.93%) NoSQL
4 104 (8.88%) MongoDB
5 73 (6.23%) PostgreSQL
6 64 (5.47%) Data Lake
7 63 (5.38%) Power BI
8 62 (5.29%) Oracle Database
9 61 (5.21%) Data Warehouse
10 50 (4.27%) MySQL
11 48 (4.10%) SQL Server Integration Services
12 41 (3.50%) Big Data
12 41 (3.50%) Tableau
13 40 (3.42%) RDBMS
14 39 (3.33%) Parquet
15 30 (2.56%) Oracle Database 12c
16 25 (2.13%) Hadoop
16 25 (2.13%) Metadata
17 22 (1.88%) Azure SQL Database
18 21 (1.79%) BusinessObjects
Development Applications
1 336 (28.69%) Git (software)
2 316 (26.99%) Jenkins
3 187 (15.97%) JIRA
4 99 (8.45%) Maven
5 83 (7.09%) Selenium
6 79 (6.75%) Visual Studio
7 78 (6.66%) Bitbucket
8 71 (6.06%) Postman
9 67 (5.72%) Cucumber
10 65 (5.55%) Subversion
11 58 (4.95%) SonarQube
12 51 (4.36%) SoapUI
13 49 (4.18%) Robot Framework
14 47 (4.01%) Artifactory
14 47 (4.01%) JUnit
15 43 (3.67%) TeamCity
16 40 (3.42%) Sonatype Nexus
17 35 (2.99%) Oracle APEX
18 29 (2.48%) JMeter
19 25 (2.13%) CppUnit
General
1 249 (21.26%) Social Skills
2 226 (19.30%) Finance
3 122 (10.42%) Banking
4 108 (9.22%) Public Sector
5 91 (7.77%) Analytical Skills
6 55 (4.70%) Investment Banking
7 46 (3.93%) Marketing
8 31 (2.65%) Front Office
9 26 (2.22%) Telecoms
10 24 (2.05%) Presentation Skills
11 22 (1.88%) Manufacturing
12 21 (1.79%) Back Office
12 21 (1.79%) Electronics
13 20 (1.71%) Documentation Skills
14 19 (1.62%) Retail
15 14 (1.20%) Police
16 13 (1.11%) Law
17 12 (1.02%) Financial Institution
18 11 (0.94%) Influencing Skills
19 10 (0.85%) Legal
Job Titles
1 614 (52.43%) Developer
2 153 (13.07%) Java Developer
3 135 (11.53%) Architect
4 81 (6.92%) Analyst
4 81 (6.92%) Senior Developer
5 69 (5.89%) Solutions Architect
6 56 (4.78%) DevOps Engineer
7 46 (3.93%) Front End Developer (Client-Side Developer)
8 43 (3.67%) Senior Java Developer
9 40 (3.42%) Full Stack Developer
10 38 (3.25%) Python Developer
11 36 (3.07%) Azure Engineer
12 33 (2.82%) Test Analyst
13 30 (2.56%) .NET Developer
13 30 (2.56%) Consultant
13 30 (2.56%) Data Engineer
13 30 (2.56%) JavaScript Developer
14 29 (2.48%) C# Developer
15 27 (2.31%) Cloud Engineer
16 26 (2.22%) C++ Developer
Libraries, Frameworks & Software Standards
1 532 (45.43%) XML
2 400 (34.16%) REST
3 289 (24.68%) HTML
4 265 (22.63%) Web Services
5 237 (20.24%) CSS
6 222 (18.96%) SOAP
7 197 (16.82%) .NET
8 161 (13.75%) RESTful
8 161 (13.75%) Spring
9 139 (11.87%) Node.js
10 131 (11.19%) React
11 112 (9.56%) AngularJS
12 109 (9.31%) Spring Boot
13 79 (6.75%) jQuery
14 73 (6.23%) HTML5
14 73 (6.23%) XSLT
15 71 (6.06%) .NET Core
16 65 (5.55%) YAML
17 60 (5.12%) Kafka
18 56 (4.78%) CSS3
Miscellaneous
1 56 (4.78%) User Experience
2 54 (4.61%) Data Structures
3 44 (3.76%) Cloud Native
4 33 (2.82%) Public Cloud
5 32 (2.73%) Self-Motivation
6 28 (2.39%) Greenfield Project
7 27 (2.31%) Data Protection Act
7 27 (2.31%) Mobile App
8 22 (1.88%) Private Cloud
9 19 (1.62%) Management Information System
10 18 (1.54%) Reference Data
11 17 (1.45%) Client/Server
12 16 (1.37%) Enterprise Software
12 16 (1.37%) Taxonomies
13 14 (1.20%) Legacy Systems
14 13 (1.11%) Hybrid Cloud
15 12 (1.02%) Data Centre
15 12 (1.02%) Legacy Applications
16 11 (0.94%) Algorithms
17 10 (0.85%) Derivative
Operating Systems
1 209 (17.85%) Linux
2 124 (10.59%) Windows
3 105 (8.97%) Unix
4 40 (3.42%) Android
5 30 (2.56%) Apple iOS
6 22 (1.88%) Windows Server
7 10 (0.85%) Red Hat Enterprise Linux
7 10 (0.85%) Ubuntu
8 8 (0.68%) Mac OS
9 5 (0.43%) Mac OS X
9 5 (0.43%) VMS
10 4 (0.34%) Solaris
10 4 (0.34%) Windows Server 2012
11 3 (0.26%) CentOS
12 2 (0.17%) Windows Server 2008
12 2 (0.17%) Windows Server 2016
13 1 (0.085%) Windows 10
13 1 (0.085%) Windows 7
13 1 (0.085%) Windows Server 2019
Processes & Methodologies
1 534 (45.60%) Agile Software Development
2 354 (30.23%) DevOps
3 328 (28.01%) CI/CD
4 258 (22.03%) Microservices
5 227 (19.39%) Problem-Solving
6 207 (17.68%) Test Automation
7 170 (14.52%) Scrum
8 150 (12.81%) TDD
9 145 (12.38%) Continuous Integration
10 125 (10.67%) Data Modelling
11 120 (10.25%) Business Intelligence
12 112 (9.56%) SOA
13 103 (8.80%) BDD
14 96 (8.20%) Analytics
15 90 (7.69%) Software Engineering
16 89 (7.60%) Full Stack Development
17 88 (7.51%) SDLC
18 84 (7.17%) Configuration Management
19 83 (7.09%) Unit Testing
20 79 (6.75%) OO
Programming Languages
1 418 (35.70%) SQL
2 409 (34.93%) Java
3 348 (29.72%) JavaScript
4 267 (22.80%) Python
5 190 (16.23%) C#
6 119 (10.16%) PowerShell
7 70 (5.98%) Java 8
8 67 (5.72%) Shell Script
9 57 (4.87%) TypeScript
10 54 (4.61%) PL/SQL
11 51 (4.36%) Bash
11 51 (4.36%) T-SQL
12 45 (3.84%) Ruby
13 44 (3.76%) C++
14 31 (2.65%) Java 11
15 29 (2.48%) PHP
16 28 (2.39%) ES6
17 27 (2.31%) Apple Swift
18 25 (2.13%) Kotlin
18 25 (2.13%) Scala
Qualifications
1 129 (11.02%) Security Cleared
2 111 (9.48%) SC Cleared
3 64 (5.47%) Degree
4 33 (2.82%) DV Cleared
5 16 (1.37%) Computer Science Degree
6 15 (1.28%) ISTQB
6 15 (1.28%) ISTQB Foundation Certification
7 14 (1.20%) ISEB
8 12 (1.02%) BPSS Clearance
9 11 (0.94%) CCIE
9 11 (0.94%) Cisco Certification
10 10 (0.85%) Microsoft Certification
11 7 (0.60%) Master's Degree
12 6 (0.51%) CCIE Security
12 6 (0.51%) CISSP
12 6 (0.51%) GIAC
13 5 (0.43%) MCSA
13 5 (0.43%) MCSE
13 5 (0.43%) PMI Certification
13 5 (0.43%) PMP
Quality Assurance & Compliance
1 94 (8.03%) QA
2 35 (2.99%) Data Quality
3 27 (2.31%) Accessibility
4 16 (1.37%) WCAG
5 13 (1.11%) GDPR
6 9 (0.77%) PCI DSS
7 7 (0.60%) HL7
7 7 (0.60%) ISO 20022
8 6 (0.51%) SLA
9 4 (0.34%) Actionable Recommendations
10 3 (0.26%) Disclosure Scotland
10 3 (0.26%) ISO 15022
11 2 (0.17%) HIPAA
11 2 (0.17%) ISO/IEC 27001
11 2 (0.17%) NIST
11 2 (0.17%) RMADS
11 2 (0.17%) Sarbanes-Oxley
12 1 (0.085%) MiFID
12 1 (0.085%) SOC 1
12 1 (0.085%) SOC 2
System Software
1 157 (13.41%) Docker
2 74 (6.32%) Active Directory
3 31 (2.65%) Virtual Machines
4 19 (1.62%) VMware Infrastructure
5 9 (0.77%) NFS
6 8 (0.68%) vSphere
7 6 (0.51%) VMware NSX
8 4 (0.34%) HDFS
9 2 (0.17%) Hyper-V
9 2 (0.17%) VirtualBox
10 1 (0.085%) BitLocker
10 1 (0.085%) KVM
10 1 (0.085%) LXC
10 1 (0.085%) Oracle RAC
10 1 (0.085%) Virtual Desktop
Systems Management
1 151 (12.89%) Ansible
2 135 (11.53%) Kubernetes
3 101 (8.63%) Terraform
4 37 (3.16%) Puppet
5 25 (2.13%) BladeLogic
6 23 (1.96%) Netcool
7 17 (1.45%) Kibana
8 13 (1.11%) Single Sign-On
9 12 (1.02%) Packer
10 11 (0.94%) Grafana
10 11 (0.94%) logstash
11 10 (0.85%) Prometheus
12 6 (0.51%) FortiGate
12 6 (0.51%) Nagios
12 6 (0.51%) Opscode Chef
12 6 (0.51%) vCenter Server
13 5 (0.43%) Microsoft Clustering
13 5 (0.43%) Nessus
13 5 (0.43%) WMI
14 4 (0.34%) Marathon
Vendors
1 209 (17.85%) Microsoft
2 182 (15.54%) Oracle
3 56 (4.78%) SAP
4 50 (4.27%) Salesforce.com
5 49 (4.18%) AppDynamics
6 45 (3.84%) Databricks
6 45 (3.84%) Splunk
7 37 (3.16%) Google
8 33 (2.82%) webMethods
9 27 (2.31%) IBM
9 27 (2.31%) New Relic
10 26 (2.22%) Informatica
11 25 (2.13%) FIS
11 25 (2.13%) ServiceNow
11 25 (2.13%) SunGard
12 24 (2.05%) VMware
13 23 (1.96%) WSO2
14 20 (1.71%) Atlassian
14 20 (1.71%) F5
15 19 (1.62%) MuleSoft