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 14 November 2025, with comparisons to the same periods in the previous two years.

6 months to
14 Nov 2025
Same period 2024 Same period 2023
Rank 214 282 205
Rank change year-on-year +68 -77 -16
Contract jobs citing JSON 414 259 472
As % of all contract jobs in England 1.37% 0.83% 1.20%
As % of the Libraries, Frameworks & Software Standards category 6.00% 3.81% 5.40%
Number of daily rates quoted 301 170 353
10th Percentile £356 £399 £376
25th Percentile £413 £453 £458
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 £788 £675 £698
UK median daily rate £515 £525 £533
% change year-on-year -1.90% -1.50% -3.09%
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% +33.33%
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% +64.71%

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 6,904 6,790 8,735
As % of all contract IT jobs advertised in England 22.83% 21.74% 22.12%
Number of daily rates quoted 4,663 4,337 6,387
10th Percentile £350 £356 £375
25th Percentile £413 £438 £450
Median daily rate (50th Percentile) £508 £550 £550
Median % change year-on-year -7.73% - -4.68%
75th Percentile £634 £666 £675
90th Percentile £737 £800 £775
UK median daily rate £503 £550 £550
% change year-on-year -8.64% - -4.35%
Number of hourly rates quoted 181 99 183
10th Percentile £30.75 £26.25 £36.37
25th Percentile £43.00 £41.88 £46.18
Median hourly rate £55.00 £65.00 £55.00
Median % change year-on-year -15.38% +18.18% -15.38%
75th Percentile £65.00 £70.00 £70.00
90th Percentile £76.25 £74.00 £78.00
UK median hourly rate £55.00 £62.50 £55.00
% change year-on-year -12.00% +13.64% -12.47%

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 14 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 14 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 14 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 +73 222 £553 +0.45% 105
North of England -12 70 £425 -12.82% 32
North West +5 40 £421 -3.16% 24
South East +3 32 £475 -12.84% 50
Yorkshire -30 30 £468 -17.14% 8
Midlands -28 27 £450 -10.00% 21
West Midlands -26 24 £525 -1.08% 7
East of England -5 18 £475 +43.40% 26
South West 0 12 £400 -2.44% 9
East Midlands -17 3 £360 -15.29% 12
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
10 2 (0.48%) Oracle SOA Suite
11 1 (0.24%) CICS
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 6 (1.45%) Maximo
2 6 (1.45%) Oracle ERP
3 5 (1.21%) Dynamics CRM
4 4 (0.97%) Endur
5 2 (0.48%) SAP S/4HANA
6 1 (0.24%) Aladdin
6 1 (0.24%) Cerner Millennium
6 1 (0.24%) Exchequer
6 1 (0.24%) NetSuite
6 1 (0.24%) Oracle BPM
6 1 (0.24%) Salesforce CRM
6 1 (0.24%) SAP MDG
6 1 (0.24%) SAP MRS
6 1 (0.24%) SAP PM
Cloud Services
1 126 (30.43%) Azure
2 85 (20.53%) AWS
3 44 (10.63%) GitHub
4 36 (8.70%) Azure DevOps
5 32 (7.73%) Power Platform
6 29 (7.00%) GCP
6 29 (7.00%) IaaS
7 25 (6.04%) Azure Logic Apps
7 25 (6.04%) Serverless
8 23 (5.56%) SaaS
9 20 (4.83%) Azure AKS
9 20 (4.83%) Power Automate
10 19 (4.59%) Entra ID
10 19 (4.59%) Microsoft 365
10 19 (4.59%) PowerApps
11 18 (4.35%) GitHub Actions
12 15 (3.62%) Amazon EKS
13 14 (3.38%) AWS CloudFormation
14 13 (3.14%) AWS Lambda
14 13 (3.14%) Azure Service Bus
Communications & Networking
1 27 (6.52%) HTTPS
2 24 (5.80%) HTTP
3 21 (5.07%) SSL
4 17 (4.11%) Firewall
5 9 (2.17%) NFC
5 9 (2.17%) PPP
5 9 (2.17%) VPN
6 6 (1.45%) DNS
7 5 (1.21%) BGP
8 4 (0.97%) MPLS
9 2 (0.48%) DHCP
9 2 (0.48%) Ethernet VPN
9 2 (0.48%) LAN
9 2 (0.48%) SMS
10 1 (0.24%) 5G
10 1 (0.24%) F5 BIG-IP GTM
10 1 (0.24%) F5 BIG-IP LTM
10 1 (0.24%) Radio Access Network
10 1 (0.24%) TCP/IP
10 1 (0.24%) WAN
Database & Business Intelligence
1 26 (6.28%) SQL Server
2 21 (5.07%) MongoDB
2 21 (5.07%) Relational Database
3 19 (4.59%) Power BI
4 17 (4.11%) PostgreSQL
5 9 (2.17%) Big Data
6 8 (1.93%) Data Lake
6 8 (1.93%) Elasticsearch
6 8 (1.93%) MySQL
6 8 (1.93%) Oracle Database
7 7 (1.69%) Azure SQL Database
7 7 (1.69%) SQL Server Integration Services
8 6 (1.45%) Apache Cassandra
8 6 (1.45%) Metadata
8 6 (1.45%) NoSQL
9 5 (1.21%) HPCC
9 5 (1.21%) Parquet
10 4 (0.97%) Amazon RDS
10 4 (0.97%) Redis
11 3 (0.72%) Delta Lake
Development Applications
1 84 (20.29%) Git
2 49 (11.84%) JIRA
3 43 (10.39%) Selenium
4 36 (8.70%) 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%) Eclipse
8 19 (4.59%) Maven
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
12 9 (2.17%) Valgrind
13 8 (1.93%) Robot Framework
14 6 (1.45%) Grunt
14 6 (1.45%) gulp
14 6 (1.45%) Mockito
General
1 107 (25.85%) Social Skills
2 74 (17.87%) Analytical Skills
3 64 (15.46%) Finance
4 51 (12.32%) Public Sector
5 30 (7.25%) Banking
6 11 (2.66%) Documentation Skills
6 11 (2.66%) Telecoms
7 9 (2.17%) Marketing
8 8 (1.93%) Influencing Skills
9 5 (1.21%) Automotive
9 5 (1.21%) Back Office
9 5 (1.21%) Digital Healthcare
10 4 (0.97%) Investment Banking
10 4 (0.97%) Manufacturing
11 3 (0.72%) Corporate Banking
11 3 (0.72%) Financial Institution
11 3 (0.72%) Inclusion and Diversity
11 3 (0.72%) Military
11 3 (0.72%) Retail
12 2 (0.48%) Tech for Good
Job Titles
1 168 (40.58%) Developer
2 58 (14.01%) Architect
3 54 (13.04%) Senior
4 29 (7.00%) Software Engineer
5 27 (6.52%) Java Developer
6 24 (5.80%) Senior Developer
7 21 (5.07%) Analyst
8 13 (3.14%) Integration Developer
8 13 (3.14%) Lead
8 13 (3.14%) webMethods Developer
9 12 (2.90%) Business Analyst
9 12 (2.90%) Data Engineer
9 12 (2.90%) Development Engineer
10 11 (2.66%) Consultant
10 11 (2.66%) Java Engineer
10 11 (2.66%) Software Development Engineer
11 10 (2.42%) DevOps Engineer
11 10 (2.42%) Linux Engineer
11 10 (2.42%) Senior Software Engineer
11 10 (2.42%) ServiceNow Architect
Libraries, Frameworks & Software Standards
1 191 (46.14%) REST
2 182 (43.96%) XML
3 98 (23.67%) HTML
4 87 (21.01%) SOAP
5 59 (14.25%) RESTful
6 52 (12.56%) OAuth
7 46 (11.11%) CSS
8 44 (10.63%) Spring
9 43 (10.39%) React
10 41 (9.90%) Web Services
11 40 (9.66%) AngularJS
12 33 (7.97%) HTML5
13 29 (7.00%) jQuery
14 28 (6.76%) OAuth2
14 28 (6.76%) Spring Boot
15 22 (5.31%) JDBC
16 20 (4.83%) .NET
16 20 (4.83%) SAML
17 19 (4.59%) Kafka
18 17 (4.11%) Hibernate
Miscellaneous
1 27 (6.52%) PKI
1 27 (6.52%) Self-Motivation
2 21 (5.07%) Cloud Native
3 19 (4.59%) Mobile App
3 19 (4.59%) Product Ownership
4 14 (3.38%) Onboarding
5 12 (2.90%) Distributed Systems
5 12 (2.90%) Low-Code
6 11 (2.66%) Data Structures
7 10 (2.42%) Analytical Mindset
8 9 (2.17%) Replication
8 9 (2.17%) Smartcard
9 7 (1.69%) Data Protection Act
9 7 (1.69%) Hybrid Cloud
9 7 (1.69%) Legacy Systems
10 5 (1.21%) Foreign Exchange (FX)
10 5 (1.21%) Virtual Team
11 4 (0.97%) Grid Computing
11 4 (0.97%) Management Information System
11 4 (0.97%) Private Cloud
Operating Systems
1 48 (11.59%) Linux
2 23 (5.56%) Unix
3 13 (3.14%) Windows
4 10 (2.42%) Apple iOS
4 10 (2.42%) Ubuntu
5 8 (1.93%) Android
6 6 (1.45%) Red Hat Enterprise Linux
7 2 (0.48%) CentOS
7 2 (0.48%) Mac OS
7 2 (0.48%) Windows Server
8 1 (0.24%) Alpine Linux
8 1 (0.24%) tvOS
8 1 (0.24%) zOS
Processes & Methodologies
1 177 (42.75%) Agile
2 173 (41.79%) DevOps
3 142 (34.30%) CI/CD
4 79 (19.08%) Problem-Solving
5 78 (18.84%) Microservices
6 64 (15.46%) Test Automation
7 60 (14.49%) Scrum
8 53 (12.80%) Software Engineering
9 44 (10.63%) Containerisation
10 42 (10.14%) Deployment Automation
11 41 (9.90%) Validation
12 35 (8.45%) Configuration Management
13 34 (8.21%) Infrastructure as Code
14 33 (7.97%) Integration Patterns
15 32 (7.73%) Data Modelling
16 31 (7.49%) Migration
16 31 (7.49%) Stakeholder Management
17 29 (7.00%) Continuous Improvement
18 28 (6.76%) Computer Science
19 27 (6.52%) Key Management
Programming Languages
1 126 (30.43%) Java
2 110 (26.57%) JavaScript
3 105 (25.36%) SQL
4 88 (21.26%) Python
5 58 (14.01%) PowerShell
6 51 (12.32%) C#
7 21 (5.07%) TypeScript
8 20 (4.83%) 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
1 123 (29.71%) Security Cleared
2 98 (23.67%) SC Cleared
3 36 (8.70%) Degree
4 23 (5.56%) 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 22 (5.31%) QA
3 9 (2.17%) WCAG
4 8 (1.93%) Data Quality
5 3 (0.72%) GDPR
5 3 (0.72%) NIST
5 3 (0.72%) SEPA
6 2 (0.48%) California Consumer Privacy Act
6 2 (0.48%) HL7
6 2 (0.48%) ISO 20022
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 15022
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 68 (16.43%) 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 46 (11.11%) Kubernetes
2 25 (6.04%) 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
6 8 (1.93%) logstash
7 5 (1.21%) ITRS Geneos
7 5 (1.21%) Podman
7 5 (1.21%) Progress Chef
8 4 (0.97%) Control-M
8 4 (0.97%) Prometheus
8 4 (0.97%) vCenter Server
9 3 (0.72%) Active Directory Federation Services
10 2 (0.48%) CloudHub
11 1 (0.24%) Fluentd
11 1 (0.24%) FortiGate
11 1 (0.24%) Jamf Pro
11 1 (0.24%) QRadar
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 21 (5.07%) IBM
7 14 (3.38%) HP
8 13 (3.14%) BMC
8 13 (3.14%) Ivanti
8 13 (3.14%) Remedy
8 13 (3.14%) Splunk
9 12 (2.90%) Cisco
9 12 (2.90%) Salesforce
10 11 (2.66%) Software AG
11 10 (2.42%) MuleSoft
12 9 (2.17%) TIBCO
12 9 (2.17%) Workday
13 8 (1.93%) Axway
13 8 (1.93%) OpenAI
14 7 (1.69%) Databricks