Period
to 18 February 2018

The following table provides summary statistics for contract job vacancies advertised in Northern Ireland with a requirement for JSON skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited JSON over the 6 months to 18 February 2018 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

JSON
UK > Northern Ireland
6 months to
18 Feb 2018
Same period 2017 Same period 2016
Rank 27 40 -
Rank change year-on-year +13 - +31
Contract jobs citing JSON 35 10 0
As % of all contract IT jobs advertised in Northern Ireland 6.93% 2.60% -
As % of the Libraries, Frameworks & Software Standards category 17.68% 10.75% -
Number of daily rates quoted 25 6 0
Northern Ireland median daily rate £425 £350 -
Median daily rate % change year-on-year +21.43% - -
UK median daily rate £450 £434 £400
% change year-on-year +3.69% +8.50% +1.60%
Number of hourly rates quoted 0 0 0
Northern Ireland median hourly rate - - -
UK median hourly rate £62.50 £35.50 £43.25
% change year-on-year +76.06% -17.92% +15.33%

JSON is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Northern Ireland with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
Northern Ireland
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 198 93 53
As % of all contract IT jobs advertised in Northern Ireland 39.21% 24.16% 29.28%
Number of daily rates quoted 141 48 28
Northern Ireland median daily rate £430 £400 £375
Median daily rate % change year-on-year +7.50% +6.67% +20.00%
10th Percentile £313 £263 £313
90th Percentile £488 £457 £466
UK median daily rate £463 £425 £415
% change year-on-year +8.82% +2.41% +3.75%
Number of hourly rates quoted 0 1 0
Northern Ireland median hourly rate - £14.34 -
UK median hourly rate £40.00 £40.00 £38.50
% change year-on-year - +3.90% +10.00%

JSON
Job Vacancy Trend in Northern Ireland

Job postings citing JSON as a percentage of all IT jobs advertised in Northern Ireland.

Job vacancy trend for JSON in Northern Ireland

JSON
Contractor Daily Rate Trend in Northern Ireland

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing JSON in Northern Ireland.

Contractor daily rate trend for JSON in Northern Ireland

JSON
Contractor Daily Rate Histogram in Northern Ireland

The daily rate distribution of IT jobs citing JSON in Northern Ireland over the 6 months to 18 February 2018.

Contractor daily rate histogram for JSON in Northern Ireland

JSON
Contract Job Locations in Northern Ireland

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing JSON within the Northern Ireland region over the 6 months to 18 February 2018. 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
Job
Vacancies
County Antrim +10 33 £425 +21.43% 8
County Armagh - 2 £350 - 1
JSON
UK

For the 6 months to 18 February 2018, IT contractor jobs citing JSON also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the Northern Ireland region with a requirement for JSON.

1 32 (91.43%) Java
2 24 (68.57%) REST
3 22 (62.86%) WebSockets
3 22 (62.86%) Microservices
3 22 (62.86%) Agile Software Development
4 18 (51.43%) OO
4 18 (51.43%) User Experience
5 17 (48.57%) Data Structures
6 16 (45.71%) Functional Programming
6 16 (45.71%) TIBCO
6 16 (45.71%) TIBCO EMS
7 13 (37.14%) Finance
8 12 (34.29%) Banking
8 12 (34.29%) XML
9 11 (31.43%) Spring
10 9 (25.71%) JavaScript
10 9 (25.71%) HTML
10 9 (25.71%) Spring Boot
11 7 (20.00%) Test Automation
11 7 (20.00%) Web Services
11 7 (20.00%) Front Office
12 6 (17.14%) MVC
12 6 (17.14%) CSS
12 6 (17.14%) Hibernate
13 5 (14.29%) TypeScript
13 5 (14.29%) Docker
14 4 (11.43%) Mentoring
14 4 (11.43%) Analytical Skills
14 4 (11.43%) Kubernetes
14 4 (11.43%) NoSQL

JSON
Co-occurring IT Skills in Northern Ireland by Category

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

Application Platforms
1 4 (11.43%) WebSphere
2 1 (2.86%) MQSeries
Cloud Services
1 2 (5.71%) Microsoft Azure
1 2 (5.71%) npm
1 2 (5.71%) Yarn
Communications & Networking
1 4 (11.43%) HTTP
1 4 (11.43%) SSL
1 4 (11.43%) TCP/IP
Database & Business Intelligence
1 4 (11.43%) NoSQL
1 4 (11.43%) SQL Server
2 2 (5.71%) SQL Server 2008
2 2 (5.71%) SQL Server 2014
3 1 (2.86%) MongoDB
Development Applications
1 3 (8.57%) JIRA
1 3 (8.57%) Visual Studio
2 2 (5.71%) Git (software)
2 2 (5.71%) Jenkins
2 2 (5.71%) JUnit
2 2 (5.71%) Maven
2 2 (5.71%) TeamCity
2 2 (5.71%) Visual Studio Team System
3 1 (2.86%) JIRA Agile
3 1 (2.86%) Vagrant
General
1 13 (37.14%) Finance
2 12 (34.29%) Banking
3 7 (20.00%) Front Office
4 2 (5.71%) Investment Banking
Job Titles
1 30 (85.71%) Developer
2 27 (77.14%) Java Developer
3 19 (54.29%) Senior Developer
3 19 (54.29%) Senior Java Developer
4 4 (11.43%) JavaScript Developer
5 3 (8.57%) Full Stack Developer
5 3 (8.57%) HTML CSS Developer
5 3 (8.57%) HTML Developer
5 3 (8.57%) Senior Full Stack Developer
5 3 (8.57%) Senior JavaScript Developer
6 2 (5.71%) Agile Developer
6 2 (5.71%) Agile Java Developer
6 2 (5.71%) C# Developer
6 2 (5.71%) Software Engineer
7 1 (2.86%) Consultant
7 1 (2.86%) DevOps Consultant
7 1 (2.86%) Junior
7 1 (2.86%) Junior Developer
7 1 (2.86%) Senior Agile Developer
7 1 (2.86%) Senior Software Engineer
Libraries, Frameworks & Software Standards
1 24 (68.57%) REST
2 22 (62.86%) WebSockets
3 16 (45.71%) TIBCO EMS
4 12 (34.29%) XML
5 11 (31.43%) Spring
6 9 (25.71%) HTML
6 9 (25.71%) Spring Boot
7 7 (20.00%) Web Services
8 6 (17.14%) CSS
8 6 (17.14%) Hibernate
9 3 (8.57%) Java EE
9 3 (8.57%) JPA
9 3 (8.57%) JSP
9 3 (8.57%) Node.js
9 3 (8.57%) RESTful
9 3 (8.57%) Servlets
9 3 (8.57%) Spring Integration
10 2 (5.71%) Akka
10 2 (5.71%) HTML5
10 2 (5.71%) Kafka
Miscellaneous
1 18 (51.43%) User Experience
2 17 (48.57%) Data Structures
3 4 (11.43%) Analytical Skills
3 4 (11.43%) Virtual Team
4 2 (5.71%) Derivative
4 2 (5.71%) Equities
4 2 (5.71%) Equity Derivative
4 2 (5.71%) Foreign Exchange (FX)
4 2 (5.71%) Greenfield Project
5 1 (2.86%) Computer Science
Operating Systems
1 4 (11.43%) Linux
Processes & Methodologies
1 22 (62.86%) Agile Software Development
1 22 (62.86%) Microservices
2 18 (51.43%) OO
3 16 (45.71%) Functional Programming
4 7 (20.00%) Test Automation
5 6 (17.14%) MVC
6 4 (11.43%) Mentoring
6 4 (11.43%) SDLC
6 4 (11.43%) Software Engineering
7 3 (8.57%) Concurrent Programming
7 3 (8.57%) Data Modelling
7 3 (8.57%) Multithreading
7 3 (8.57%) TDD
8 2 (5.71%) Continuous Integration
8 2 (5.71%) Electronic Trading
8 2 (5.71%) Garbage Collection
8 2 (5.71%) Product Management
8 2 (5.71%) SOLID
8 2 (5.71%) Unit Testing
8 2 (5.71%) Web Development
Programming Languages
1 32 (91.43%) Java
2 9 (25.71%) JavaScript
3 5 (14.29%) TypeScript
4 4 (11.43%) C#
5 2 (5.71%) ES6
5 2 (5.71%) Python
5 2 (5.71%) SQL
6 1 (2.86%) Bash Shell
Qualifications
1 2 (5.71%) Degree
System Software
1 5 (14.29%) Docker
Systems Management
1 4 (11.43%) Kubernetes
2 1 (2.86%) Ansible
Vendors
1 16 (45.71%) TIBCO
2 2 (5.71%) FXall
2 2 (5.71%) Reuters