JSON Contracts in England

JSON
UK > England

The table below provides summary statistics for contract job vacancies advertised in England requiring JSON skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited JSON over the 6 months leading up to 27 June 2025, comparing them to the same period in the previous two years.

6 months to
27 Jun 2025
Same period 2024 Same period 2023
Rank 251 247 193
Rank change year-on-year -4 -54 -21
Contract jobs citing JSON 252 362 621
As % of all contract jobs advertised in England 1.00% 0.97% 1.32%
As % of the Libraries, Frameworks & Software Standards category 4.42% 4.59% 5.86%
Number of daily rates quoted 186 249 451
10th Percentile £361 £400 £413
25th Percentile £416 £463 £465
Median daily rate (50th Percentile) £500 £534 £550
Median % change year-on-year -6.37% -2.91% -
75th Percentile £592 £619 £688
90th Percentile £667 £703 £806
UK median daily rate £500 £534 £550
% change year-on-year -6.37% -2.91% -
Number of hourly rates quoted 2 4 18
10th Percentile £37.25 £50.50 £65.13
25th Percentile £46.25 £66.25 -
Median hourly rate £65.00 £80.00 £70.00
Median % change year-on-year -18.75% +14.29% +21.74%
75th Percentile £81.25 £85.00 £74.69
90th Percentile £88.75 - £75.00
UK median hourly rate £65.00 £80.00 £70.00
% change year-on-year -18.75% +14.29% +43.59%

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 5,700 7,893 10,602
As % of all contract IT jobs advertised in England 22.55% 21.17% 22.50%
Number of daily rates quoted 3,941 5,495 7,892
10th Percentile £358 £350 £388
25th Percentile £413 £432 £463
Median daily rate (50th Percentile) £525 £550 £550
Median % change year-on-year -4.55% - -4.35%
75th Percentile £650 £675 £688
90th Percentile £788 £800 £798
UK median daily rate £514 £538 £550
% change year-on-year -4.37% -2.27% -
Number of hourly rates quoted 119 263 136
10th Percentile £31.05 £23.80 £32.88
25th Percentile £48.13 £43.00 £50.94
Median hourly rate £60.00 £58.00 £65.00
Median % change year-on-year +3.45% -10.77% +23.81%
75th Percentile £68.00 £70.00 £75.00
90th Percentile £81.01 £74.49 £80.25
UK median hourly rate £55.00 £55.00 £65.00
% change year-on-year - -15.38% +28.40%

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 27 June 2025.

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 27 June 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 27 June 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 -14 140 £575 +9.52% 196
South East +59 44 £475 -15.18% 116
North of England -3 37 £445 -17.13% 76
North West +18 25 £445 -16.67% 45
Midlands -3 13 £550 -1.12% 43
Yorkshire -13 11 £408 -34.49% 26
West Midlands +5 8 £550 +3.53% 19
East of England +20 5 £300 -42.86% 59
East Midlands -4 5 £319 -43.48% 22
South West +30 4 £375 -31.82% 40
North East -4 1 £200 -66.67% 5
JSON
UK

JSON
Co-occurring Skills and Capabilities in England by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 16 (6.35%) Confluence
2 10 (3.97%) Apache
2 10 (3.97%) Apache Spark
3 7 (2.78%) Anypoint
4 5 (1.98%) Moodle
4 5 (1.98%) Mule
4 5 (1.98%) Mule ESB
4 5 (1.98%) SharePoint
5 4 (1.59%) Jupyter
5 4 (1.59%) MQSeries
6 3 (1.19%) CICS
6 3 (1.19%) Microsoft Exchange
7 2 (0.79%) CMS
7 2 (0.79%) IIS
7 2 (0.79%) Oracle SOA Suite
7 2 (0.79%) WebSphere
8 1 (0.40%) IBM HTTP Server
8 1 (0.40%) Oracle Workflow
8 1 (0.40%) Tomcat
8 1 (0.40%) Tuxedo
Applications
1 4 (1.59%) Microsoft Excel
2 3 (1.19%) Microsoft PowerPoint
3 2 (0.79%) MS Visio
4 1 (0.40%) MadCap Flare
4 1 (0.40%) Microsoft Office
Business Applications
1 12 (4.76%) Dynamics CRM
2 4 (1.59%) Remedy ITSM
3 2 (0.79%) Endur
4 1 (0.40%) Actimize
4 1 (0.40%) FastStats
Cloud Services
1 84 (33.33%) Azure
2 56 (22.22%) AWS
3 38 (15.08%) Serverless
4 33 (13.10%) Power Platform
5 25 (9.92%) GitHub
6 22 (8.73%) Azure DevOps
7 19 (7.54%) GCP
8 18 (7.14%) PowerApps
9 16 (6.35%) Azure AKS
9 16 (6.35%) Dynamics 365
10 15 (5.95%) AWS CloudFormation
10 15 (5.95%) Azure Logic Apps
11 14 (5.56%) AWS Lambda
11 14 (5.56%) Power Automate
11 14 (5.56%) SaaS
12 13 (5.16%) Azure Functions
13 11 (4.37%) Amazon EKS
14 9 (3.57%) Azure Monitor
15 8 (3.17%) Azure Sentinel
15 8 (3.17%) Entra ID
Communications & Networking
1 18 (7.14%) HTTP
2 12 (4.76%) SSL
3 9 (3.57%) Firewall
4 8 (3.17%) VPN
5 7 (2.78%) SSH
6 6 (2.38%) BGP
6 6 (2.38%) DNS
7 5 (1.98%) LAN
7 5 (1.98%) NFC
7 5 (1.98%) PPP
7 5 (1.98%) SMTP
7 5 (1.98%) WAN
8 4 (1.59%) FTP
8 4 (1.59%) Network Security
8 4 (1.59%) Wireshark
9 3 (1.19%) Cisco ASA
9 3 (1.19%) MPLS
9 3 (1.19%) SNMP
9 3 (1.19%) TCP/IP
9 3 (1.19%) Telnet
Database & Business Intelligence
1 34 (13.49%) SQL Server
2 30 (11.90%) PostgreSQL
3 23 (9.13%) Relational Database
4 22 (8.73%) NoSQL
5 20 (7.94%) MongoDB
6 14 (5.56%) Power BI
7 13 (5.16%) RDBMS
7 13 (5.16%) SQL Server Reporting Services
8 10 (3.97%) Data Lake
9 9 (3.57%) Delta Lake
9 9 (3.57%) MySQL
10 8 (3.17%) Oracle Reports
10 8 (3.17%) Parquet
11 7 (2.78%) Azure SQL Database
11 7 (2.78%) Big Data
11 7 (2.78%) DynamoDB
11 7 (2.78%) Hadoop
12 6 (2.38%) Apache Hive
12 6 (2.38%) DB2
13 4 (1.59%) Data Warehouse
Development Applications
1 56 (22.22%) Git
2 24 (9.52%) JIRA
3 19 (7.54%) GitLab
4 16 (6.35%) Jenkins
5 9 (3.57%) Postman
6 8 (3.17%) Selenium
7 7 (2.78%) JUnit
8 6 (2.38%) Eclipse
8 6 (2.38%) Maven
8 6 (2.38%) SonarQube
8 6 (2.38%) Visual Studio
9 5 (1.98%) Cypress.io
9 5 (1.98%) git-flow
9 5 (1.98%) PHPUnit
9 5 (1.98%) Valgrind
9 5 (1.98%) Visual Studio Code
10 4 (1.59%) Bitbucket
10 4 (1.59%) gulp
10 4 (1.59%) RStudio
10 4 (1.59%) SoapUI
General
1 65 (25.79%) Social Skills
2 35 (13.89%) Banking
3 31 (12.30%) Analytical Skills
4 30 (11.90%) Finance
5 17 (6.75%) Public Sector
6 11 (4.37%) Telecoms
7 8 (3.17%) Presentation Skills
8 5 (1.98%) Billing
8 5 (1.98%) Documentation Skills
8 5 (1.98%) Investment Banking
8 5 (1.98%) Retail Banking
9 3 (1.19%) Automotive
9 3 (1.19%) Corporate Banking
9 3 (1.19%) Marketing
9 3 (1.19%) Retail
10 2 (0.79%) Back Office
10 2 (0.79%) General Ledger
11 1 (0.40%) Law
11 1 (0.40%) Legal
11 1 (0.40%) Local Government
Job Titles
1 87 (34.52%) Developer
2 33 (13.10%) Senior
3 30 (11.90%) Architect
4 16 (6.35%) Senior Developer
5 15 (5.95%) Analyst
5 15 (5.95%) Software Engineer
6 14 (5.56%) Business Analyst
6 14 (5.56%) Lead
7 13 (5.16%) Data Engineer
8 11 (4.37%) DBA
9 10 (3.97%) Solutions Architect
10 9 (3.57%) Azure Engineer
11 8 (3.17%) Full-Stack Developer
11 8 (3.17%) Java Developer
12 7 (2.78%) Administrator
12 7 (2.78%) CRM Architect
12 7 (2.78%) Development Engineer
12 7 (2.78%) MuleSoft Developer
12 7 (2.78%) Network Engineer
12 7 (2.78%) PostgreSQL DBA
Libraries, Frameworks & Software Standards
1 127 (50.40%) XML
2 76 (30.16%) REST
3 59 (23.41%) HTML
4 47 (18.65%) Web Services
5 40 (15.87%) SOAP
6 39 (15.48%) .NET
7 37 (14.68%) CSS
8 36 (14.29%) RESTful
9 33 (13.10%) React
10 21 (8.33%) AngularJS
10 21 (8.33%) Kafka
11 18 (7.14%) Node.js
11 18 (7.14%) YAML
12 17 (6.75%) SAML
13 16 (6.35%) OAuth
14 15 (5.95%) .NET Framework
14 15 (5.95%) jQuery
15 14 (5.56%) ASP.NET Web API
15 14 (5.56%) Spring
16 13 (5.16%) HTML5 Canvas
Miscellaneous
1 17 (6.75%) Onboarding
2 13 (5.16%) Product Ownership
3 12 (4.76%) Data Structures
4 11 (4.37%) Cloud Native
5 9 (3.57%) Distributed Systems
6 8 (3.17%) Replication
7 6 (2.38%) Enterprise Software
7 6 (2.38%) Linux Command Line
7 6 (2.38%) Reference Data
8 5 (1.98%) CSOC
8 5 (1.98%) e-Learning
8 5 (1.98%) Frameworx
8 5 (1.98%) Greenfield Project
8 5 (1.98%) Legacy Systems
8 5 (1.98%) Smartcard
8 5 (1.98%) TM Forum
8 5 (1.98%) VLE
9 4 (1.59%) Cyber Threat
9 4 (1.59%) Data Centre
9 4 (1.59%) Hybrid Cloud
Operating Systems
1 25 (9.92%) Linux
2 11 (4.37%) Unix
3 9 (3.57%) Windows
4 5 (1.98%) Red Hat Enterprise Linux
4 5 (1.98%) Ubuntu
5 2 (0.79%) Apple iOS
5 2 (0.79%) CentOS
5 2 (0.79%) Windows Server
6 1 (0.40%) AIX
6 1 (0.40%) Android
6 1 (0.40%) zOS
Processes & Methodologies
1 101 (40.08%) Agile
2 75 (29.76%) DevOps
3 58 (23.02%) CI/CD
4 49 (19.44%) Problem-Solving
5 36 (14.29%) Test Automation
6 32 (12.70%) Microservices
7 29 (11.51%) Infrastructure as Code
8 28 (11.11%) Scrum
9 25 (9.92%) Software Engineering
10 22 (8.73%) Mentoring
11 19 (7.54%) API Management
11 19 (7.54%) Full-Stack Development
11 19 (7.54%) TDD
12 18 (7.14%) API Development
13 17 (6.75%) CRM
13 17 (6.75%) Data Modelling
13 17 (6.75%) ETL
13 17 (6.75%) Front End Development
13 17 (6.75%) Observability
14 16 (6.35%) Migration
Programming Languages
1 86 (34.13%) JavaScript
2 84 (33.33%) SQL
3 65 (25.79%) Python
4 54 (21.43%) Java
5 46 (18.25%) C#
6 25 (9.92%) TypeScript
7 20 (7.94%) PowerShell
8 12 (4.76%) Bash
9 11 (4.37%) Scala
10 10 (3.97%) C++
11 9 (3.57%) Bicep
11 9 (3.57%) T-SQL
12 8 (3.17%) Kusto Query Language
12 8 (3.17%) Shell Script
13 7 (2.78%) C
14 5 (1.98%) PHP
15 4 (1.59%) Apex Code
15 4 (1.59%) DataWeave
16 3 (1.19%) Groovy
16 3 (1.19%) SOQL
Qualifications
1 34 (13.49%) Security Cleared
2 26 (10.32%) SC Cleared
3 8 (3.17%) Degree
4 5 (1.98%) GIAC
5 3 (1.19%) DV Cleared
5 3 (1.19%) SANS
6 2 (0.79%) AWS Certification
6 2 (0.79%) Azure Certification
6 2 (0.79%) CCNP
6 2 (0.79%) Cisco Certification
6 2 (0.79%) Microsoft Certification
6 2 (0.79%) OCP
6 2 (0.79%) Oracle Certification
6 2 (0.79%) Sun Certification
7 1 (0.40%) BPSS Clearance
7 1 (0.40%) JNCIP
Quality Assurance & Compliance
1 13 (5.16%) QA
2 11 (4.37%) Data Quality
3 7 (2.78%) Accessibility
4 6 (2.38%) GDPR
5 5 (1.98%) SEPA
6 3 (1.19%) SLA
7 2 (0.79%) DICOM
7 2 (0.79%) EMIR
7 2 (0.79%) HL7
7 2 (0.79%) MiFID
7 2 (0.79%) WCAG
8 1 (0.40%) ISO 15022
8 1 (0.40%) ISO 20022
System Software
1 26 (10.32%) Docker
2 11 (4.37%) Active Directory
3 4 (1.59%) iptables
4 3 (1.19%) FreeRADIUS
5 2 (0.79%) Virtual Machines
6 1 (0.40%) VMware Infrastructure
Systems Management
1 31 (12.30%) Kubernetes
2 20 (7.94%) Terraform
3 18 (7.14%) Single Sign-On
4 15 (5.95%) Ansible
5 12 (4.76%) Grafana
6 6 (2.38%) Prometheus
7 5 (1.98%) CloudHub
8 4 (1.59%) Nagios
8 4 (1.59%) Puppet
9 3 (1.19%) Cacti
9 3 (1.19%) Netcool
9 3 (1.19%) Proxmox
9 3 (1.19%) ZABBIX
10 2 (0.79%) Kibana
10 2 (0.79%) Progress Chef
11 1 (0.40%) Apache Ranger
11 1 (0.40%) Graylog
11 1 (0.40%) logstash
11 1 (0.40%) Podman
11 1 (0.40%) vCenter Server
Vendors
1 44 (17.46%) Microsoft
2 31 (12.30%) Oracle
3 24 (9.52%) ServiceNow
4 12 (4.76%) Salesforce
5 11 (4.37%) Databricks
6 10 (3.97%) Cisco
6 10 (3.97%) SAP
7 9 (3.57%) Dynatrace
8 8 (3.17%) Splunk
9 7 (2.78%) Alibaba
9 7 (2.78%) MuleSoft
9 7 (2.78%) VMware
10 6 (2.38%) HP
10 6 (2.38%) IBM
11 4 (1.59%) BMC
11 4 (1.59%) Citrix
11 4 (1.59%) OpenText
11 4 (1.59%) Perforce
11 4 (1.59%) Red Hat
11 4 (1.59%) Remedy