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

6 months to
21 Nov 2025
Same period 2024 Same period 2023
Rank 204 278 204
Rank change year-on-year +74 -74 -14
Contract jobs citing JSON 422 262 466
As % of all contract jobs in England 1.38% 0.84% 1.19%
As % of the Libraries, Frameworks & Software Standards category 6.08% 3.89% 5.40%
Number of daily rates quoted 304 173 348
10th Percentile £357 £400 £380
25th Percentile £413 £450 £457
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 £780 £675 £688
UK median daily rate £513 £525 £533
% change year-on-year -2.29% -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 6,945 6,739 8,634
As % of all contract IT jobs advertised in England 22.74% 21.70% 21.99%
Number of daily rates quoted 4,675 4,300 6,289
10th Percentile £350 £356 £375
25th Percentile £413 £435 £450
Median daily rate (50th Percentile) £507 £550 £550
Median % change year-on-year -7.82% - -4.68%
75th Percentile £631 £669 £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 99 183
10th Percentile £30.80 £26.25 £36.37
25th Percentile £43.00 £41.25 £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 £77.15 £74.00 £78.00
UK median hourly rate £55.00 £62.50 £55.25
% change year-on-year -12.00% +13.12% -14.67%

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 21 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 21 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 21 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 +55 225 £550 - 114
North of England -9 73 £406 -17.77% 26
North West +13 44 £400 -8.05% 18
South East +4 32 £488 -10.55% 56
Yorkshire -34 29 £463 -18.43% 6
Midlands -28 28 £488 -2.50% 29
West Midlands -18 25 £525 -6.50% 16
East of England -1 17 £475 +43.40% 18
South West +4 14 £400 -2.44% 7
East Midlands -17 3 £450 +5.88% 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 30 (7.11%) Confluence
2 14 (3.32%) Apache
3 11 (2.61%) WebLogic
4 9 (2.13%) JBoss
5 8 (1.90%) SharePoint
6 7 (1.66%) Appian
7 6 (1.42%) nginx
8 5 (1.18%) Anypoint
8 5 (1.18%) Mule
8 5 (1.18%) Tomcat
9 4 (0.95%) MQSeries
9 4 (0.95%) OpenStack
10 3 (0.71%) Mule ESB
11 2 (0.47%) IIS
11 2 (0.47%) Microsoft Exchange
11 2 (0.47%) Moodle
12 1 (0.24%) CICS
12 1 (0.24%) CMS
12 1 (0.24%) Oracle Service Bus
12 1 (0.24%) Tuxedo
Applications
1 15 (3.55%) Microsoft Excel
2 2 (0.47%) Chatbot
3 1 (0.24%) Trello
Business Applications
1 13 (3.08%) Remedy ITSM
2 7 (1.66%) Oracle ERP
3 6 (1.42%) Dynamics CRM
3 6 (1.42%) Maximo
4 4 (0.95%) Endur
5 2 (0.47%) 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
1 130 (30.81%) Azure
2 91 (21.56%) AWS
3 45 (10.66%) GitHub
4 37 (8.77%) Azure DevOps
5 33 (7.82%) Power Platform
6 32 (7.58%) GCP
7 30 (7.11%) IaaS
8 27 (6.40%) Serverless
9 26 (6.16%) Azure Logic Apps
10 24 (5.69%) SaaS
11 20 (4.74%) Azure AKS
11 20 (4.74%) Entra ID
11 20 (4.74%) GitHub Actions
11 20 (4.74%) Power Automate
12 19 (4.50%) PowerApps
13 18 (4.27%) Microsoft 365
14 16 (3.79%) Amazon EKS
15 15 (3.55%) AWS CloudFormation
16 14 (3.32%) AWS Lambda
17 13 (3.08%) Azure Service Bus
Communications & Networking
1 28 (6.64%) HTTPS
2 26 (6.16%) HTTP
3 21 (4.98%) SSL
4 18 (4.27%) Firewall
5 10 (2.37%) VPN
6 8 (1.90%) NFC
6 8 (1.90%) PPP
7 6 (1.42%) DNS
8 5 (1.18%) BGP
9 4 (0.95%) MPLS
10 2 (0.47%) DHCP
10 2 (0.47%) Ethernet VPN
10 2 (0.47%) Kerberos
10 2 (0.47%) LAN
10 2 (0.47%) SMS
10 2 (0.47%) TCP/IP
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%) WAN
Database & Business Intelligence
1 24 (5.69%) SQL Server
2 23 (5.45%) Relational Database
3 22 (5.21%) MongoDB
4 21 (4.98%) Power BI
5 20 (4.74%) PostgreSQL
6 10 (2.37%) Big Data
6 10 (2.37%) Data Lake
7 8 (1.90%) Elasticsearch
7 8 (1.90%) MySQL
7 8 (1.90%) SQL Server Integration Services
8 7 (1.66%) Azure SQL Database
8 7 (1.66%) NoSQL
8 7 (1.66%) Oracle Database
9 6 (1.42%) Apache Cassandra
9 6 (1.42%) Metadata
10 5 (1.18%) Amazon RDS
10 5 (1.18%) HPCC
10 5 (1.18%) Parquet
11 4 (0.95%) RDBMS
11 4 (0.95%) Redis
Development Applications
1 84 (19.91%) Git
2 51 (12.09%) JIRA
3 43 (10.19%) Selenium
4 39 (9.24%) Postman
5 36 (8.53%) Jenkins
6 34 (8.06%) JUnit
7 30 (7.11%) GitLab
8 28 (6.64%) Cucumber
9 21 (4.98%) Maven
10 18 (4.27%) Eclipse
10 18 (4.27%) SonarQube
11 14 (3.32%) Cypress.io
11 14 (3.32%) Gradle
12 12 (2.84%) Bitbucket
13 9 (2.13%) IntelliJ
14 8 (1.90%) Robot Framework
14 8 (1.90%) Valgrind
15 7 (1.66%) Mockito
16 6 (1.42%) Grunt
16 6 (1.42%) gulp
General
1 107 (25.36%) Social Skills
2 75 (17.77%) Analytical Skills
3 67 (15.88%) Finance
4 55 (13.03%) Public Sector
5 30 (7.11%) Banking
6 12 (2.84%) Documentation Skills
6 12 (2.84%) Telecoms
7 10 (2.37%) Marketing
8 8 (1.90%) Influencing Skills
9 5 (1.18%) Back Office
9 5 (1.18%) Digital Healthcare
10 4 (0.95%) Automotive
10 4 (0.95%) Investment Banking
10 4 (0.95%) Manufacturing
10 4 (0.95%) Military
11 3 (0.71%) Corporate Banking
11 3 (0.71%) Financial Institution
11 3 (0.71%) Inclusion and Diversity
11 3 (0.71%) Retail
12 2 (0.47%) Tech for Good
Job Titles
1 167 (39.57%) Developer
2 58 (13.74%) Architect
3 54 (12.80%) Senior
4 29 (6.87%) Software Engineer
5 28 (6.64%) Java Developer
6 25 (5.92%) Senior Developer
7 23 (5.45%) Analyst
8 14 (3.32%) Business Analyst
9 13 (3.08%) Integration Developer
9 13 (3.08%) Lead
9 13 (3.08%) webMethods Developer
10 12 (2.84%) Consultant
10 12 (2.84%) Data Engineer
11 11 (2.61%) Development Engineer
11 11 (2.61%) DevOps Engineer
11 11 (2.61%) Integration Engineer
11 11 (2.61%) Java Engineer
12 10 (2.37%) Senior Java Developer
12 10 (2.37%) ServiceNow Architect
12 10 (2.37%) Software Development Engineer
Libraries, Frameworks & Software Standards
1 195 (46.21%) REST
2 188 (44.55%) XML
3 98 (23.22%) HTML
4 91 (21.56%) SOAP
5 60 (14.22%) RESTful
6 57 (13.51%) OAuth
7 45 (10.66%) CSS
7 45 (10.66%) Spring
8 43 (10.19%) Web Services
9 42 (9.95%) React
10 38 (9.00%) AngularJS
11 32 (7.58%) HTML5
12 30 (7.11%) OAuth2
12 30 (7.11%) Spring Boot
13 29 (6.87%) jQuery
14 21 (4.98%) .NET
14 21 (4.98%) JDBC
15 20 (4.74%) SAML
16 19 (4.50%) Swagger
17 18 (4.27%) Kafka
Miscellaneous
1 27 (6.40%) PKI
2 26 (6.16%) Self-Motivation
3 21 (4.98%) Cloud Native
4 19 (4.50%) Mobile App
4 19 (4.50%) Product Ownership
5 14 (3.32%) Onboarding
6 12 (2.84%) Distributed Systems
7 11 (2.61%) Low-Code
8 10 (2.37%) Analytical Mindset
8 10 (2.37%) Data Structures
9 9 (2.13%) Replication
10 8 (1.90%) Smartcard
11 7 (1.66%) Data Protection Act
11 7 (1.66%) Hybrid Cloud
11 7 (1.66%) Legacy Systems
12 5 (1.18%) Algorithms
12 5 (1.18%) Foreign Exchange (FX)
13 4 (0.95%) Grid Computing
13 4 (0.95%) Management Information System
13 4 (0.95%) Public Cloud
Operating Systems
1 48 (11.37%) Linux
2 23 (5.45%) Unix
3 14 (3.32%) Windows
4 10 (2.37%) Apple iOS
5 9 (2.13%) Android
5 9 (2.13%) Ubuntu
6 5 (1.18%) Red Hat Enterprise Linux
7 2 (0.47%) CentOS
7 2 (0.47%) Mac OS
7 2 (0.47%) Windows Server
8 1 (0.24%) Alpine Linux
8 1 (0.24%) tvOS
8 1 (0.24%) zOS
Processes & Methodologies
1 180 (42.65%) Agile
2 175 (41.47%) DevOps
3 144 (34.12%) CI/CD
4 83 (19.67%) Problem-Solving
5 80 (18.96%) Microservices
6 61 (14.45%) Test Automation
7 60 (14.22%) Scrum
8 53 (12.56%) Software Engineering
9 45 (10.66%) Containerisation
10 43 (10.19%) Validation
11 42 (9.95%) Deployment Automation
12 35 (8.29%) Configuration Management
12 35 (8.29%) Infrastructure as Code
12 35 (8.29%) Integration Patterns
13 33 (7.82%) Data Modelling
13 33 (7.82%) Stakeholder Management
14 32 (7.58%) Computer Science
15 30 (7.11%) API Management
15 30 (7.11%) Migration
16 28 (6.64%) Continuous Improvement
Programming Languages
1 125 (29.62%) Java
2 109 (25.83%) JavaScript
3 108 (25.59%) SQL
4 87 (20.62%) Python
5 60 (14.22%) PowerShell
6 51 (12.09%) C#
7 22 (5.21%) TypeScript
8 19 (4.50%) C++
9 13 (3.08%) T-SQL
10 11 (2.61%) PL/SQL
11 10 (2.37%) Scala
12 8 (1.90%) C
13 6 (1.42%) Bash
13 6 (1.42%) Groovy
13 6 (1.42%) Shell Script
13 6 (1.42%) VBA
14 5 (1.18%) Kotlin
14 5 (1.18%) Swift
14 5 (1.18%) XPath
15 4 (0.95%) Objective-C
Qualifications
1 128 (30.33%) Security Cleared
2 101 (23.93%) SC Cleared
3 40 (9.48%) Degree
4 27 (6.40%) Computer Science Degree
5 16 (3.79%) BPSS Clearance
6 9 (2.13%) DV Cleared
6 9 (2.13%) Microsoft Certification
7 8 (1.90%) Azure Certification
8 4 (0.95%) CTC Cleared
8 4 (0.95%) ISTQB
8 4 (0.95%) ISTQB Foundation Certification
9 3 (0.71%) CEH
9 3 (0.71%) GIAC
9 3 (0.71%) GWAPT
10 2 (0.47%) CCNP
10 2 (0.47%) Cisco Certification
10 2 (0.47%) CISSP
10 2 (0.47%) GCIH
10 2 (0.47%) OCP
10 2 (0.47%) Oracle Certification
Quality Assurance & Compliance
1 26 (6.16%) Accessibility
2 20 (4.74%) QA
3 9 (2.13%) WCAG
4 8 (1.90%) Data Quality
5 3 (0.71%) GDPR
5 3 (0.71%) NIST
6 2 (0.47%) California Consumer Privacy Act
6 2 (0.47%) HL7
6 2 (0.47%) 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 70 (16.59%) Docker
2 17 (4.03%) Active Directory
3 2 (0.47%) Virtual Machines
4 1 (0.24%) HDFS
4 1 (0.24%) iptables
4 1 (0.24%) KVM
4 1 (0.24%) Squid
4 1 (0.24%) VMware Infrastructure
Systems Management
1 48 (11.37%) Kubernetes
2 24 (5.69%) Ansible
2 24 (5.69%) Terraform
3 22 (5.21%) Single Sign-On
4 14 (3.32%) Kibana
5 13 (3.08%) Puppet
6 9 (2.13%) Grafana
6 9 (2.13%) logstash
7 5 (1.18%) ITRS Geneos
7 5 (1.18%) Podman
7 5 (1.18%) Progress Chef
8 4 (0.95%) Control-M
8 4 (0.95%) Prometheus
8 4 (0.95%) vCenter Server
9 3 (0.71%) Active Directory Federation Services
10 2 (0.47%) CloudHub
10 2 (0.47%) Fluentd
10 2 (0.47%) QRadar
11 1 (0.24%) FortiGate
11 1 (0.24%) Jamf Pro
Vendors
1 62 (14.69%) Microsoft
2 48 (11.37%) Oracle
3 28 (6.64%) ServiceNow
4 24 (5.69%) SAP
5 23 (5.45%) webMethods
6 20 (4.74%) IBM
7 15 (3.55%) Splunk
8 13 (3.08%) BMC
8 13 (3.08%) HP
8 13 (3.08%) Ivanti
8 13 (3.08%) Remedy
9 12 (2.84%) Cisco
9 12 (2.84%) MuleSoft
9 12 (2.84%) Salesforce
10 11 (2.61%) Software AG
11 9 (2.13%) TIBCO
11 9 (2.13%) Workday
12 8 (1.90%) Axway
12 8 (1.90%) Databricks
12 8 (1.90%) OpenAI