JSON Contract Job Trends in England

JSON
UK > England

The table below provides summary statistics and contractor rates for jobs advertised in England requiring JSON skills. It covers contract job vacancies from the 6 months leading up to 18 November 2025, with comparisons to the same periods in the previous two years.

6 months to
18 Nov 2025
Same period 2024 Same period 2023
Rank 215 274 203
Rank change year-on-year +59 -71 -12
Contract jobs citing JSON 414 258 472
As % of all contract jobs in England 1.37% 0.84% 1.19%
As % of the Libraries, Frameworks & Software Standards category 6.03% 3.88% 5.40%
Number of daily rates quoted 299 169 351
10th Percentile £356 £397 £380
25th Percentile £413 £453 £460
Median daily rate (50th Percentile) £520 £525 £533
Median % change year-on-year -0.95% -1.50% -3.09%
75th Percentile £630 £588 £600
90th Percentile £785 £675 £688
UK median daily rate £518 £525 £533
% change year-on-year -1.43% -1.50% -2.20%
Number of hourly rates quoted 6 1 16
10th Percentile - - £51.88
25th Percentile £31.25 - £64.06
Median hourly rate £37.50 £40.00 £70.00
Median % change year-on-year -6.25% -42.86% +40.00%
75th Percentile £43.75 - £72.19
90th Percentile £76.88 - £80.00
UK median hourly rate £37.50 £40.00 £70.00
% change year-on-year -6.25% -42.86% +100.00%

All Software Libraries and Frameworks
England

JSON falls under the Software Libraries and Frameworks category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring technical specification, industry standards, software libraries and framework skills in England.

Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 6,867 6,647 8,742
As % of all contract IT jobs advertised in England 22.80% 21.66% 22.04%
Number of daily rates quoted 4,634 4,229 6,375
10th Percentile £350 £356 £375
25th Percentile £413 £434 £450
Median daily rate (50th Percentile) £508 £550 £550
Median % change year-on-year -7.73% - -4.35%
75th Percentile £633 £670 £675
90th Percentile £738 £800 £775
UK median daily rate £503 £550 £550
% change year-on-year -8.64% - -4.35%
Number of hourly rates quoted 182 98 183
10th Percentile £31.25 £26.25 £36.37
25th Percentile £43.00 £41.56 £46.18
Median hourly rate £56.25 £65.00 £55.00
Median % change year-on-year -13.46% +18.18% -15.38%
75th Percentile £65.00 £70.00 £70.00
90th Percentile £77.15 £74.00 £78.00
UK median hourly rate £55.00 £62.50 £55.25
% change year-on-year -12.00% +13.12% -12.30%

JSON
Job Vacancy Trend in England

Historical trend showing the proportion of contract IT job postings citing JSON relative to all contract IT jobs advertised in England.

JSON job vacancy trend in England

JSON
Daily Rate Trend in England

Contractor daily rate distribution trend for jobs in England citing JSON.

Contractor daily rate distribution trend for jobs in England citing JSON

JSON
Daily Rate Histogram in England

Daily rate distribution for jobs citing JSON in England over the 6 months to 18 November 2025.

Daily rate histogram for JSON in England

JSON
Hourly Rate Trend in England

Contractor hourly rate distribution trend for jobs in England citing JSON.

Contractor hourly rate distribution trend for jobs in England citing JSON

JSON
Hourly Rate Histogram in England

Hourly rate distribution of jobs citing JSON in England over the 6 months to 18 November 2025.

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 18 November 2025. 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 +70 222 £550 - 113
North of England -4 71 £425 -12.82% 23
North West +5 41 £418 -4.02% 18
South East +4 32 £488 -10.55% 57
Yorkshire -30 30 £468 -17.14% 5
Midlands -34 26 £488 -2.50% 21
West Midlands -24 24 £525 -1.08% 11
East of England -6 18 £475 +43.40% 19
South West +1 12 £400 -2.44% 9
East Midlands -21 2 £450 +5.88% 10
JSON
UK

JSON
Co-Occurring Skills & Capabilities in England by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Application Platforms
1 29 (7.00%) Confluence
2 13 (3.14%) Apache
3 11 (2.66%) WebLogic
4 9 (2.17%) JBoss
4 9 (2.17%) SharePoint
5 7 (1.69%) Appian
6 6 (1.45%) nginx
7 5 (1.21%) Anypoint
7 5 (1.21%) Mule
7 5 (1.21%) Tomcat
8 4 (0.97%) MQSeries
8 4 (0.97%) OpenStack
9 3 (0.72%) Mule ESB
10 2 (0.48%) IIS
10 2 (0.48%) Microsoft Exchange
10 2 (0.48%) Moodle
11 1 (0.24%) CICS
11 1 (0.24%) CMS
11 1 (0.24%) Oracle Service Bus
11 1 (0.24%) Tuxedo
Applications
1 14 (3.38%) Microsoft Excel
2 2 (0.48%) Chatbot
3 1 (0.24%) Trello
Business Applications
1 13 (3.14%) Remedy ITSM
2 7 (1.69%) Oracle ERP
3 6 (1.45%) Maximo
4 5 (1.21%) Dynamics CRM
5 4 (0.97%) Endur
6 2 (0.48%) SAP S/4HANA
7 1 (0.24%) Aladdin
7 1 (0.24%) Cerner Millennium
7 1 (0.24%) Exchequer
7 1 (0.24%) NetSuite
7 1 (0.24%) Oracle BPM
7 1 (0.24%) Salesforce CRM
7 1 (0.24%) SAP MDG
7 1 (0.24%) SAP MRS
7 1 (0.24%) SAP PM
Cloud Services
1 127 (30.68%) Azure
2 87 (21.01%) AWS
3 44 (10.63%) GitHub
4 36 (8.70%) Azure DevOps
5 32 (7.73%) Power Platform
6 31 (7.49%) GCP
7 30 (7.25%) IaaS
8 25 (6.04%) Azure Logic Apps
8 25 (6.04%) Serverless
9 24 (5.80%) SaaS
10 20 (4.83%) Azure AKS
10 20 (4.83%) Power Automate
11 19 (4.59%) Entra ID
11 19 (4.59%) Microsoft 365
11 19 (4.59%) PowerApps
12 18 (4.35%) GitHub Actions
13 15 (3.62%) Amazon EKS
14 14 (3.38%) AWS CloudFormation
15 13 (3.14%) AWS Lambda
15 13 (3.14%) Azure Service Bus
Communications & Networking
1 28 (6.76%) HTTPS
2 25 (6.04%) HTTP
3 21 (5.07%) SSL
4 18 (4.35%) Firewall
5 9 (2.17%) VPN
6 8 (1.93%) NFC
6 8 (1.93%) PPP
7 6 (1.45%) DNS
8 5 (1.21%) BGP
9 4 (0.97%) MPLS
10 2 (0.48%) DHCP
10 2 (0.48%) Ethernet VPN
10 2 (0.48%) LAN
10 2 (0.48%) SMS
11 1 (0.24%) 5G
11 1 (0.24%) F5 BIG-IP GTM
11 1 (0.24%) F5 BIG-IP LTM
11 1 (0.24%) Kerberos
11 1 (0.24%) TCP/IP
11 1 (0.24%) WAN
Database & Business Intelligence
1 24 (5.80%) SQL Server
2 21 (5.07%) Relational Database
3 20 (4.83%) MongoDB
4 19 (4.59%) Power BI
5 17 (4.11%) PostgreSQL
6 9 (2.17%) Big Data
7 8 (1.93%) Data Lake
7 8 (1.93%) Elasticsearch
7 8 (1.93%) MySQL
7 8 (1.93%) Oracle Database
8 7 (1.69%) Azure SQL Database
8 7 (1.69%) SQL Server Integration Services
9 6 (1.45%) Apache Cassandra
9 6 (1.45%) Metadata
10 5 (1.21%) HPCC
10 5 (1.21%) NoSQL
10 5 (1.21%) Parquet
11 4 (0.97%) Amazon RDS
11 4 (0.97%) Redis
12 3 (0.72%) Delta Lake
Development Applications
1 84 (20.29%) Git
2 49 (11.84%) JIRA
3 43 (10.39%) Selenium
4 39 (9.42%) Postman
5 35 (8.45%) Jenkins
6 33 (7.97%) JUnit
7 28 (6.76%) Cucumber
7 28 (6.76%) GitLab
8 19 (4.59%) Maven
9 18 (4.35%) Eclipse
9 18 (4.35%) SonarQube
10 14 (3.38%) Cypress.io
10 14 (3.38%) Gradle
11 11 (2.66%) Bitbucket
12 9 (2.17%) IntelliJ
13 8 (1.93%) Robot Framework
13 8 (1.93%) Valgrind
14 6 (1.45%) Grunt
14 6 (1.45%) gulp
14 6 (1.45%) Mockito
General
1 105 (25.36%) Social Skills
2 74 (17.87%) Analytical Skills
3 63 (15.22%) Finance
4 53 (12.80%) Public Sector
5 29 (7.00%) Banking
6 12 (2.90%) Documentation Skills
7 11 (2.66%) Telecoms
8 9 (2.17%) Marketing
9 8 (1.93%) Influencing Skills
10 5 (1.21%) Back Office
10 5 (1.21%) Digital Healthcare
11 4 (0.97%) Automotive
11 4 (0.97%) Investment Banking
11 4 (0.97%) Manufacturing
12 3 (0.72%) Corporate Banking
12 3 (0.72%) Financial Institution
12 3 (0.72%) Inclusion and Diversity
12 3 (0.72%) Military
12 3 (0.72%) Retail
13 2 (0.48%) Tech for Good
Job Titles
1 166 (40.10%) Developer
2 58 (14.01%) Architect
3 53 (12.80%) Senior
4 28 (6.76%) Software Engineer
5 27 (6.52%) Java Developer
6 24 (5.80%) Senior Developer
7 22 (5.31%) Analyst
8 13 (3.14%) Business Analyst
8 13 (3.14%) Integration Developer
8 13 (3.14%) Lead
8 13 (3.14%) webMethods Developer
9 12 (2.90%) Data Engineer
10 11 (2.66%) Consultant
10 11 (2.66%) Development Engineer
10 11 (2.66%) Java Engineer
11 10 (2.42%) DevOps Engineer
11 10 (2.42%) Integration Engineer
11 10 (2.42%) ServiceNow Architect
11 10 (2.42%) Software Development Engineer
12 9 (2.17%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 193 (46.62%) REST
2 184 (44.44%) XML
3 97 (23.43%) HTML
4 90 (21.74%) SOAP
5 59 (14.25%) RESTful
6 55 (13.29%) OAuth
7 45 (10.87%) CSS
8 44 (10.63%) Spring
9 42 (10.14%) React
9 42 (10.14%) Web Services
10 38 (9.18%) AngularJS
11 32 (7.73%) HTML5
12 29 (7.00%) jQuery
12 29 (7.00%) OAuth2
12 29 (7.00%) Spring Boot
13 21 (5.07%) JDBC
14 20 (4.83%) .NET
14 20 (4.83%) SAML
15 18 (4.35%) Kafka
16 17 (4.11%) Swagger
Miscellaneous
1 27 (6.52%) PKI
2 26 (6.28%) Self-Motivation
3 21 (5.07%) Cloud Native
4 19 (4.59%) Mobile App
4 19 (4.59%) Product Ownership
5 14 (3.38%) Onboarding
6 12 (2.90%) Distributed Systems
6 12 (2.90%) Low-Code
7 11 (2.66%) Data Structures
8 10 (2.42%) Analytical Mindset
9 9 (2.17%) Replication
10 8 (1.93%) Smartcard
11 7 (1.69%) Data Protection Act
11 7 (1.69%) Hybrid Cloud
12 6 (1.45%) Legacy Systems
13 5 (1.21%) Algorithms
13 5 (1.21%) Foreign Exchange (FX)
14 4 (0.97%) Grid Computing
14 4 (0.97%) Management Information System
14 4 (0.97%) Public Cloud
Operating Systems
1 46 (11.11%) Linux
2 23 (5.56%) Unix
3 13 (3.14%) Windows
4 10 (2.42%) Apple iOS
5 9 (2.17%) Ubuntu
6 8 (1.93%) Android
7 5 (1.21%) Red Hat Enterprise Linux
8 2 (0.48%) CentOS
8 2 (0.48%) Mac OS
8 2 (0.48%) Windows Server
9 1 (0.24%) Alpine Linux
9 1 (0.24%) tvOS
9 1 (0.24%) zOS
Processes & Methodologies
1 175 (42.27%) Agile
2 171 (41.30%) DevOps
3 141 (34.06%) CI/CD
4 80 (19.32%) Problem-Solving
5 78 (18.84%) Microservices
6 62 (14.98%) Test Automation
7 58 (14.01%) Scrum
8 52 (12.56%) Software Engineering
9 43 (10.39%) Containerisation
10 42 (10.14%) Deployment Automation
10 42 (10.14%) Validation
11 35 (8.45%) Configuration Management
12 34 (8.21%) Integration Patterns
13 33 (7.97%) Infrastructure as Code
14 32 (7.73%) Data Modelling
14 32 (7.73%) Stakeholder Management
15 30 (7.25%) Computer Science
15 30 (7.25%) Migration
16 28 (6.76%) API Management
16 28 (6.76%) Continuous Improvement
Programming Languages
1 123 (29.71%) Java
2 108 (26.09%) JavaScript
3 105 (25.36%) SQL
4 86 (20.77%) Python
5 58 (14.01%) PowerShell
6 50 (12.08%) C#
7 21 (5.07%) TypeScript
8 19 (4.59%) C++
9 13 (3.14%) T-SQL
10 11 (2.66%) PL/SQL
11 10 (2.42%) Scala
12 8 (1.93%) C
13 6 (1.45%) Bash
13 6 (1.45%) Groovy
13 6 (1.45%) VBA
14 5 (1.21%) Kotlin
14 5 (1.21%) Shell Script
14 5 (1.21%) Swift
14 5 (1.21%) XPath
15 4 (0.97%) Objective-C
Qualifications
1 125 (30.19%) Security Cleared
2 100 (24.15%) SC Cleared
3 38 (9.18%) Degree
4 25 (6.04%) Computer Science Degree
5 16 (3.86%) BPSS Clearance
6 9 (2.17%) Microsoft Certification
7 8 (1.93%) Azure Certification
7 8 (1.93%) DV Cleared
8 4 (0.97%) CTC Cleared
8 4 (0.97%) ISTQB
8 4 (0.97%) ISTQB Foundation Certification
9 3 (0.72%) CEH
9 3 (0.72%) GIAC
9 3 (0.72%) GWAPT
10 2 (0.48%) CCNP
10 2 (0.48%) Cisco Certification
10 2 (0.48%) CISSP
10 2 (0.48%) GCIH
10 2 (0.48%) OCP
10 2 (0.48%) Oracle Certification
Quality Assurance & Compliance
1 26 (6.28%) Accessibility
2 20 (4.83%) QA
3 9 (2.17%) WCAG
4 8 (1.93%) Data Quality
5 3 (0.72%) GDPR
5 3 (0.72%) NIST
6 2 (0.48%) California Consumer Privacy Act
6 2 (0.48%) HL7
6 2 (0.48%) SEPA
7 1 (0.24%) 21 CFR Part 11
7 1 (0.24%) GxP
7 1 (0.24%) HMG Security Policy Framework
7 1 (0.24%) ISO 20022
7 1 (0.24%) ISO 22301
7 1 (0.24%) ISO/IEC 20000
7 1 (0.24%) ISO/IEC 27001
7 1 (0.24%) PSD2
System Software
1 69 (16.67%) Docker
2 17 (4.11%) Active Directory
3 2 (0.48%) Virtual Machines
4 1 (0.24%) iptables
4 1 (0.24%) KVM
4 1 (0.24%) Squid
4 1 (0.24%) VMware Infrastructure
Systems Management
1 47 (11.35%) Kubernetes
2 24 (5.80%) Ansible
3 22 (5.31%) Single Sign-On
3 22 (5.31%) Terraform
4 13 (3.14%) Kibana
4 13 (3.14%) Puppet
5 9 (2.17%) Grafana
5 9 (2.17%) logstash
6 5 (1.21%) ITRS Geneos
6 5 (1.21%) Podman
6 5 (1.21%) Progress Chef
7 4 (0.97%) Control-M
7 4 (0.97%) Prometheus
7 4 (0.97%) vCenter Server
8 3 (0.72%) Active Directory Federation Services
9 2 (0.48%) CloudHub
9 2 (0.48%) Fluentd
9 2 (0.48%) QRadar
10 1 (0.24%) FortiGate
10 1 (0.24%) Jamf Pro
Vendors
1 58 (14.01%) Microsoft
2 46 (11.11%) Oracle
3 28 (6.76%) ServiceNow
4 24 (5.80%) SAP
5 23 (5.56%) webMethods
6 20 (4.83%) IBM
7 15 (3.62%) Splunk
8 13 (3.14%) BMC
8 13 (3.14%) HP
8 13 (3.14%) Ivanti
8 13 (3.14%) Remedy
9 12 (2.90%) Cisco
9 12 (2.90%) Salesforce
10 11 (2.66%) MuleSoft
10 11 (2.66%) Software AG
11 9 (2.17%) TIBCO
11 9 (2.17%) Workday
12 8 (1.93%) Axway
12 8 (1.93%) Databricks
12 8 (1.93%) OpenAI