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 5 December 2025, with comparisons to the same periods in the previous two years.

6 months to
5 Dec 2025
Same period 2024 Same period 2023
Rank 204 260 210
Rank change year-on-year +56 -50 -9
Contract jobs citing JSON 430 273 452
As % of all contract jobs in England 1.38% 0.89% 1.19%
As % of the Libraries, Frameworks & Software Standards category 6.16% 4.07% 5.40%
Number of daily rates quoted 309 183 341
10th Percentile £356 £400 £380
25th Percentile £413 £454 £451
Median daily rate (50th Percentile) £513 £525 £533
Median % change year-on-year -2.29% -1.41% -3.18%
75th Percentile £630 £600 £600
90th Percentile £774 £685 £688
UK median daily rate £500 £525 £530
% change year-on-year -4.76% -0.94% -1.85%
Number of hourly rates quoted 7 2 15
10th Percentile - £45.13 £51.25
25th Percentile £31.25 £52.81 £61.88
Median hourly rate £37.50 £66.25 £70.00
Median % change year-on-year -43.40% -5.36% +33.33%
75th Percentile £46.25 £80.31 £74.38
90th Percentile £73.25 £88.38 £80.25
UK median hourly rate £37.50 £66.25 £70.00
% change year-on-year -43.40% -5.36% +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 6,977 6,709 8,367
As % of all contract IT jobs advertised in England 22.39% 21.86% 21.94%
Number of daily rates quoted 4,695 4,275 6,087
10th Percentile £350 £360 £369
25th Percentile £413 £438 £450
Median daily rate (50th Percentile) £503 £550 £550
Median % change year-on-year -8.64% - -4.51%
75th Percentile £625 £669 £675
90th Percentile £725 £800 £775
UK median daily rate £500 £550 £550
% change year-on-year -9.09% - -4.35%
Number of hourly rates quoted 169 98 175
10th Percentile £31.15 £26.43 £35.00
25th Percentile £43.00 £46.18 £46.18
Median hourly rate £57.30 £65.00 £54.50
Median % change year-on-year -11.85% +19.27% -16.15%
75th Percentile £65.00 £70.00 £70.00
90th Percentile £77.30 £74.00 £78.00
UK median hourly rate £55.00 £65.00 £55.00
% change year-on-year -15.38% +18.18% -15.38%

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 5 December 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 5 December 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 5 December 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 +60 228 £550 - 46
North of England 0 79 £408 -21.45% 44
North West +16 50 £402 -7.59% 23
South East -9 33 £475 -13.64% 51
Yorkshire -22 29 £463 -18.43% 15
Midlands -26 28 £488 -2.50% 30
West Midlands -21 25 £525 -6.50% 18
East of England -7 17 £475 +43.40% 29
South West -6 12 £425 +3.66% 13
East Midlands -16 3 £450 +5.88% 11
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 (6.98%) Confluence
2 13 (3.02%) Apache
3 11 (2.56%) WebLogic
4 9 (2.09%) JBoss
4 9 (2.09%) SharePoint
5 7 (1.63%) Appian
6 6 (1.40%) nginx
7 5 (1.16%) Anypoint
7 5 (1.16%) Mule
7 5 (1.16%) Tomcat
8 4 (0.93%) MQSeries
8 4 (0.93%) OpenStack
9 3 (0.70%) Mule ESB
10 2 (0.47%) BizTalk Server
10 2 (0.47%) IIS
10 2 (0.47%) Microsoft Exchange
10 2 (0.47%) Moodle
11 1 (0.23%) CICS
11 1 (0.23%) CMS
11 1 (0.23%) Tuxedo
Applications
1 15 (3.49%) Microsoft Excel
2 2 (0.47%) Chatbot
3 1 (0.23%) Trello
Business Applications
1 13 (3.02%) Remedy ITSM
2 8 (1.86%) Oracle ERP
3 7 (1.63%) Dynamics CRM
4 6 (1.40%) Maximo
5 4 (0.93%) Endur
6 2 (0.47%) NetSuite
6 2 (0.47%) SAP S/4HANA
7 1 (0.23%) Actimize
7 1 (0.23%) Aladdin
7 1 (0.23%) Cerner Millennium
7 1 (0.23%) Exchequer
7 1 (0.23%) Oracle BPM
7 1 (0.23%) Salesforce CRM
7 1 (0.23%) SAP MDG
7 1 (0.23%) SAP MRS
7 1 (0.23%) SAP PM
7 1 (0.23%) Sparx Enterprise Architect
Cloud Services
1 129 (30.00%) Azure
2 91 (21.16%) AWS
3 42 (9.77%) GitHub
4 36 (8.37%) Azure DevOps
5 33 (7.67%) GCP
5 33 (7.67%) Power Platform
6 31 (7.21%) IaaS
7 30 (6.98%) Serverless
8 26 (6.05%) Azure Logic Apps
9 25 (5.81%) SaaS
10 22 (5.12%) GitHub Actions
11 21 (4.88%) Power Automate
12 20 (4.65%) Azure AKS
12 20 (4.65%) Entra ID
13 19 (4.42%) Microsoft 365
13 19 (4.42%) PowerApps
14 16 (3.72%) Amazon EKS
14 16 (3.72%) AWS CloudFormation
15 15 (3.49%) AWS Lambda
15 15 (3.49%) OCI
Communications & Networking
1 29 (6.74%) HTTPS
2 28 (6.51%) HTTP
3 21 (4.88%) SSL
4 18 (4.19%) Firewall
5 10 (2.33%) VPN
6 7 (1.63%) NFC
6 7 (1.63%) PPP
7 5 (1.16%) BGP
7 5 (1.16%) DNS
8 4 (0.93%) MPLS
9 2 (0.47%) Ethernet VPN
9 2 (0.47%) Kerberos
9 2 (0.47%) TCP/IP
10 1 (0.23%) F5 BIG-IP GTM
10 1 (0.23%) F5 BIG-IP LTM
10 1 (0.23%) IPsec
10 1 (0.23%) Radio Access Network
10 1 (0.23%) VLAN
10 1 (0.23%) VRRP
10 1 (0.23%) WireGuard
Database & Business Intelligence
1 29 (6.74%) Relational Database
2 28 (6.51%) MongoDB
3 27 (6.28%) PostgreSQL
4 22 (5.12%) Power BI
4 22 (5.12%) SQL Server
5 13 (3.02%) NoSQL
6 11 (2.56%) RDBMS
7 9 (2.09%) Data Lake
7 9 (2.09%) SQL Server Integration Services
8 8 (1.86%) Elasticsearch
8 8 (1.86%) Metadata
8 8 (1.86%) MySQL
9 7 (1.63%) Azure SQL Database
9 7 (1.63%) Big Data
9 7 (1.63%) Oracle Database
10 6 (1.40%) Apache Cassandra
10 6 (1.40%) Oracle Reports
10 6 (1.40%) Parquet
11 5 (1.16%) Amazon RDS
12 4 (0.93%) Redis
Development Applications
1 79 (18.37%) Git
2 53 (12.33%) JIRA
3 45 (10.47%) Postman
4 44 (10.23%) Selenium
5 40 (9.30%) Jenkins
6 35 (8.14%) JUnit
7 29 (6.74%) Cucumber
8 28 (6.51%) GitLab
9 20 (4.65%) Maven
10 18 (4.19%) SonarQube
11 17 (3.95%) Eclipse
12 14 (3.26%) Cypress.io
13 13 (3.02%) Gradle
14 12 (2.79%) Bitbucket
15 9 (2.09%) IntelliJ
16 8 (1.86%) Robot Framework
17 7 (1.63%) Mockito
17 7 (1.63%) SpecFlow
17 7 (1.63%) Valgrind
18 6 (1.40%) gulp
General
1 111 (25.81%) Social Skills
2 75 (17.44%) Analytical Skills
3 68 (15.81%) Finance
4 60 (13.95%) Public Sector
5 30 (6.98%) Banking
6 12 (2.79%) Telecoms
7 11 (2.56%) Marketing
8 10 (2.33%) Documentation Skills
9 8 (1.86%) Influencing Skills
10 5 (1.16%) Back Office
10 5 (1.16%) Digital Healthcare
11 4 (0.93%) Automotive
11 4 (0.93%) Billing
11 4 (0.93%) Investment Banking
11 4 (0.93%) Manufacturing
11 4 (0.93%) Military
12 3 (0.70%) Corporate Banking
12 3 (0.70%) Financial Institution
12 3 (0.70%) Inclusion and Diversity
12 3 (0.70%) Retail
Job Titles
1 164 (38.14%) Developer
2 60 (13.95%) Architect
3 53 (12.33%) Senior
4 31 (7.21%) Java Developer
5 26 (6.05%) Software Engineer
6 25 (5.81%) Senior Developer
7 22 (5.12%) Analyst
8 14 (3.26%) Business Analyst
8 14 (3.26%) Consultant
9 13 (3.02%) Data Engineer
9 13 (3.02%) webMethods Developer
10 12 (2.79%) DevOps Engineer
10 12 (2.79%) Lead
11 11 (2.56%) Integration Developer
11 11 (2.56%) Integration Engineer
12 10 (2.33%) Dynamics 365 Developer
12 10 (2.33%) Senior Java Developer
12 10 (2.33%) ServiceNow Architect
13 9 (2.09%) Applications Engineer
13 9 (2.09%) Integration Specialist
Libraries, Frameworks & Software Standards
1 200 (46.51%) REST
2 192 (44.65%) XML
3 93 (21.63%) SOAP
4 92 (21.40%) HTML
5 63 (14.65%) RESTful
6 59 (13.72%) OAuth
7 45 (10.47%) Spring
8 43 (10.00%) CSS
8 43 (10.00%) Web Services
9 41 (9.53%) React
10 39 (9.07%) AngularJS
11 32 (7.44%) HTML5
11 32 (7.44%) OAuth2
11 32 (7.44%) Spring Boot
12 27 (6.28%) jQuery
13 24 (5.58%) Kafka
14 21 (4.88%) JDBC
14 21 (4.88%) Swagger
15 20 (4.65%) Hibernate
15 20 (4.65%) SAML
Miscellaneous
1 27 (6.28%) PKI
2 26 (6.05%) Self-Motivation
3 23 (5.35%) Cloud Native
4 19 (4.42%) Mobile App
5 18 (4.19%) Product Ownership
6 16 (3.72%) Data Structures
7 15 (3.49%) Onboarding
8 12 (2.79%) Distributed Systems
8 12 (2.79%) Low-Code
9 10 (2.33%) Analytical Mindset
10 9 (2.09%) Hybrid Cloud
11 8 (1.86%) Data Protection Act
11 8 (1.86%) Replication
12 7 (1.63%) Legacy Systems
12 7 (1.63%) Smartcard
13 5 (1.16%) Algorithms
13 5 (1.16%) Public Cloud
14 4 (0.93%) Foreign Exchange (FX)
14 4 (0.93%) Management Information System
14 4 (0.93%) Virtual Team
Operating Systems
1 45 (10.47%) Linux
2 19 (4.42%) Unix
3 10 (2.33%) Apple iOS
3 10 (2.33%) Windows
4 9 (2.09%) Android
4 9 (2.09%) Ubuntu
5 4 (0.93%) Red Hat Enterprise Linux
6 2 (0.47%) CentOS
6 2 (0.47%) Mac OS
6 2 (0.47%) Windows Server
7 1 (0.23%) Alpine Linux
7 1 (0.23%) tvOS
7 1 (0.23%) zOS
Processes & Methodologies
1 186 (43.26%) Agile
2 180 (41.86%) DevOps
3 143 (33.26%) CI/CD
4 85 (19.77%) Problem-Solving
5 83 (19.30%) Microservices
6 61 (14.19%) Scrum
7 60 (13.95%) Test Automation
8 51 (11.86%) Software Engineering
9 46 (10.70%) Containerisation
9 46 (10.70%) Validation
10 42 (9.77%) Deployment Automation
11 37 (8.60%) Integration Patterns
12 36 (8.37%) Infrastructure as Code
13 35 (8.14%) Configuration Management
14 33 (7.67%) Computer Science
15 32 (7.44%) Stakeholder Management
16 31 (7.21%) Data Modelling
17 30 (6.98%) Migration
18 28 (6.51%) API Management
19 27 (6.28%) Key Management
Programming Languages
1 122 (28.37%) Java
2 106 (24.65%) JavaScript
3 105 (24.42%) SQL
4 86 (20.00%) Python
5 60 (13.95%) PowerShell
6 49 (11.40%) C#
7 22 (5.12%) TypeScript
8 14 (3.26%) C++
9 12 (2.79%) T-SQL
10 11 (2.56%) PL/SQL
10 11 (2.56%) Scala
11 7 (1.63%) XPath
12 6 (1.40%) Groovy
12 6 (1.40%) Shell Script
12 6 (1.40%) VBA
13 5 (1.16%) Bash
13 5 (1.16%) C
13 5 (1.16%) Kotlin
13 5 (1.16%) Swift
14 4 (0.93%) Kusto Query Language
Qualifications
1 135 (31.40%) Security Cleared
2 106 (24.65%) SC Cleared
3 41 (9.53%) Degree
4 29 (6.74%) Computer Science Degree
5 16 (3.72%) BPSS Clearance
6 9 (2.09%) DV Cleared
7 8 (1.86%) Azure Certification
7 8 (1.86%) Microsoft Certification
8 4 (0.93%) CTC Cleared
8 4 (0.93%) ISTQB
8 4 (0.93%) ISTQB Foundation Certification
9 3 (0.70%) CEH
9 3 (0.70%) GIAC
9 3 (0.70%) GWAPT
9 3 (0.70%) OCP
9 3 (0.70%) Oracle Certification
10 2 (0.47%) CISSP
10 2 (0.47%) CompTIA CySA+
10 2 (0.47%) GCIH
10 2 (0.47%) Master's Degree
Quality Assurance & Compliance
1 25 (5.81%) Accessibility
2 18 (4.19%) QA
3 10 (2.33%) Data Quality
4 9 (2.09%) WCAG
5 3 (0.70%) GDPR
5 3 (0.70%) NIST
6 2 (0.47%) California Consumer Privacy Act
6 2 (0.47%) HL7
7 1 (0.23%) 21 CFR Part 11
7 1 (0.23%) GxP
7 1 (0.23%) HMG Security Policy Framework
7 1 (0.23%) ISO 20022
7 1 (0.23%) ISO 22301
7 1 (0.23%) ISO/IEC 20000
7 1 (0.23%) ISO/IEC 27001
7 1 (0.23%) MiFID
7 1 (0.23%) PSD2
7 1 (0.23%) SEPA
System Software
1 75 (17.44%) Docker
2 17 (3.95%) Active Directory
3 1 (0.23%) HDFS
3 1 (0.23%) iptables
3 1 (0.23%) KVM
3 1 (0.23%) Squid
3 1 (0.23%) Virtual Machines
3 1 (0.23%) VMware Infrastructure
Systems Management
1 52 (12.09%) Kubernetes
2 27 (6.28%) Terraform
3 22 (5.12%) Single Sign-On
4 21 (4.88%) Ansible
5 14 (3.26%) Kibana
6 13 (3.02%) Puppet
7 9 (2.09%) Grafana
7 9 (2.09%) logstash
8 6 (1.40%) Podman
9 5 (1.16%) ITRS Geneos
9 5 (1.16%) Progress Chef
10 4 (0.93%) Control-M
10 4 (0.93%) Prometheus
10 4 (0.93%) vCenter Server
11 3 (0.70%) Active Directory Federation Services
12 2 (0.47%) CloudHub
12 2 (0.47%) Fluentd
12 2 (0.47%) Pingdom
12 2 (0.47%) QRadar
13 1 (0.23%) FortiGate
Vendors
1 60 (13.95%) Microsoft
1 60 (13.95%) Oracle
2 29 (6.74%) ServiceNow
3 25 (5.81%) SAP
4 23 (5.35%) webMethods
5 19 (4.42%) IBM
6 15 (3.49%) Splunk
7 13 (3.02%) BMC
7 13 (3.02%) HP
7 13 (3.02%) Ivanti
7 13 (3.02%) Remedy
8 12 (2.79%) Cisco
8 12 (2.79%) MuleSoft
9 11 (2.56%) Salesforce
9 11 (2.56%) Software AG
10 9 (2.09%) TIBCO
10 9 (2.09%) Workday
11 8 (1.86%) Axway
11 8 (1.86%) Databricks
11 8 (1.86%) OpenAI