Period
to 21 November 2017

The following table provides summary statistics for contract job vacancies advertised in Buckinghamshire 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 21 November 2017 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
South East > Buckinghamshire
6 months to
21 Nov 2017
Same period 2016 Same period 2015
Rank 75 99 106
Rank change year-on-year +24 +7 +10
Contract jobs citing JSON 67 16 29
As % of all contract IT jobs advertised in Buckinghamshire 2.82% 0.92% 1.10%
As % of the Libraries, Frameworks & Software Standards category 8.82% 3.46% 4.80%
Number of daily rates quoted 8 8 15
Buckinghamshire median daily rate £375 £306 £320
Median daily rate % change year-on-year +22.45% -4.30% +1.99%
10th Percentile £304 £288 £270
90th Percentile £463 £545 £375
South East median daily rate £470 £413 £400
% change year-on-year +13.94% +3.13% +14.29%
Number of hourly rates quoted 0 0 0
Buckinghamshire median hourly rate - - -
South East median hourly rate £27.50 £45.00 -
% change year-on-year -38.89% - -

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 Buckinghamshire with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
Buckinghamshire
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 760 462 604
As % of all contract IT jobs advertised in Buckinghamshire 32.01% 26.51% 22.89%
Number of daily rates quoted 314 246 324
Buckinghamshire median daily rate £388 £375 £367
Median daily rate % change year-on-year +3.33% +2.18% +1.24%
10th Percentile £310 £263 £257
90th Percentile £525 £500 £529
South East median daily rate £425 £400 £385
% change year-on-year +6.19% +3.90% +6.21%
Number of hourly rates quoted 6 7 10
Buckinghamshire median hourly rate £29.00 £36.50 £20.63
Median hourly rate % change year-on-year -20.55% +76.97% +26.61%
10th Percentile £18.25 £24.35 £11.90
90th Percentile £70.00 £48.60 £36.90
South East median hourly rate £45.00 £41.00 £37.50
% change year-on-year +9.76% +9.33% +15.38%

JSON
Job Vacancy Trend in Buckinghamshire

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

Job vacancy trend for JSON in Buckinghamshire

JSON
Contractor Daily Rate Trend in Buckinghamshire

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

Contractor daily rate trend for JSON in Buckinghamshire

JSON
Contractor Daily Rate Histogram in Buckinghamshire

The daily rate distribution of IT jobs citing JSON in Buckinghamshire over the 6 months to 21 November 2017.

Contractor daily rate histogram for JSON in Buckinghamshire

JSON
Contract Job Locations in Buckinghamshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing JSON within the Buckinghamshire region over the 6 months to 21 November 2017. 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
Milton Keynes +9 46 £381 +12.13% 2
Beaconsfield - 1 £300 -
JSON
South East

For the 6 months to 21 November 2017, IT contractor jobs citing JSON also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Buckinghamshire region with a requirement for JSON.

1 50 (74.63%) Java
2 49 (73.13%) Spring
3 47 (70.15%) RESTful
4 41 (61.19%) Git (software)
5 40 (59.70%) JavaScript
6 37 (55.22%) Agile Software Development
7 36 (53.73%) Banking
8 33 (49.25%) HTML
9 31 (46.27%) Spring Boot
10 30 (44.78%) AngularJS
11 29 (43.28%) Jenkins
11 29 (43.28%) REST
12 26 (38.81%) XML
13 24 (35.82%) Scrum
14 23 (34.33%) Finance
15 22 (32.84%) Web Services
16 21 (31.34%) Node.js
17 20 (29.85%) Spring Security
17 20 (29.85%) Microservices
18 19 (28.36%) TDD
19 18 (26.87%) HTML5
19 18 (26.87%) API Development
20 16 (23.88%) SOAP
21 13 (19.40%) CSS
21 13 (19.40%) Eclipse
21 13 (19.40%) CSS3
22 12 (17.91%) Apple Swift
22 12 (17.91%) Swagger
22 12 (17.91%) Apple iOS
23 11 (16.42%) OAuth

JSON
Co-occurring IT Skills in Buckinghamshire 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 5 (7.46%) Confluence
2 2 (2.99%) Alfresco
2 2 (2.99%) CMS
2 2 (2.99%) Drupal
2 2 (2.99%) JBoss
2 2 (2.99%) Liferay
2 2 (2.99%) Oracle SOA Suite
Cloud Services
1 3 (4.48%) OpenShift
1 3 (4.48%) PaaS
Communications & Networking
1 3 (4.48%) Internet
Database & Business Intelligence
1 4 (5.97%) Big Data
2 3 (4.48%) Hadoop
2 3 (4.48%) Redis
3 2 (2.99%) MongoDB
4 1 (1.49%) DB2
4 1 (1.49%) MySQL
4 1 (1.49%) NoSQL
Development Applications
1 41 (61.19%) Git (software)
2 29 (43.28%) Jenkins
3 13 (19.40%) Eclipse
4 9 (13.43%) Maven
5 6 (8.96%) git-flow
6 5 (7.46%) JIRA
6 5 (7.46%) JUnit
7 4 (5.97%) Cucumber
7 4 (5.97%) Selenium
7 4 (5.97%) Team Foundation Server
7 4 (5.97%) Visual Studio
8 3 (4.48%) Atlassian Bamboo
8 3 (4.48%) Bitbucket
8 3 (4.48%) Calabash
8 3 (4.48%) IntelliJ
8 3 (4.48%) Mockito
8 3 (4.48%) NUnit
8 3 (4.48%) PhantomJS
8 3 (4.48%) SpecFlow
8 3 (4.48%) WebDriver
General
1 36 (53.73%) Banking
2 23 (34.33%) Finance
3 3 (4.48%) Corporate Banking
3 3 (4.48%) Retail
3 3 (4.48%) Retail Banking
3 3 (4.48%) Telecoms
4 2 (2.99%) Spanish Language
Job Titles
1 63 (94.03%) Developer
2 32 (47.76%) Java Developer
3 13 (19.40%) Full Stack Developer
4 12 (17.91%) Angular Developer
5 11 (16.42%) Node.js Developer
6 9 (13.43%) Front End Developer (Client-Side Developer)
6 9 (13.43%) iOS Developer
6 9 (13.43%) JavaScript Developer
6 9 (13.43%) Senior Developer
7 6 (8.96%) Senior Front-End Developer
8 5 (7.46%) Software Developer
9 3 (4.48%) Automation Tester
9 3 (4.48%) HTML Developer
9 3 (4.48%) QA Automation Tester
9 3 (4.48%) QA Tester
9 3 (4.48%) Senior Automation Tester
9 3 (4.48%) Senior QA Tester
9 3 (4.48%) Senior Tester
9 3 (4.48%) Tester
10 2 (2.99%) Agile Developer
Libraries, Frameworks & Software Standards
1 49 (73.13%) Spring
2 47 (70.15%) RESTful
3 33 (49.25%) HTML
4 31 (46.27%) Spring Boot
5 30 (44.78%) AngularJS
6 29 (43.28%) REST
7 26 (38.81%) XML
8 22 (32.84%) Web Services
9 21 (31.34%) Node.js
10 20 (29.85%) Spring Security
11 18 (26.87%) HTML5
12 16 (23.88%) SOAP
13 13 (19.40%) CSS
13 13 (19.40%) CSS3
14 12 (17.91%) Swagger
15 11 (16.42%) Java EE
15 11 (16.42%) OAuth
16 10 (14.93%) J2EE
17 9 (13.43%) jQuery
18 8 (11.94%) Ajax
Miscellaneous
1 1 (1.49%) W3C
Operating Systems
1 12 (17.91%) Apple iOS
2 3 (4.48%) Android
2 3 (4.48%) Mac OS X
2 3 (4.48%) Windows
3 1 (1.49%) Linux
Processes & Methodologies
1 37 (55.22%) Agile Software Development
2 24 (35.82%) Scrum
3 20 (29.85%) Microservices
4 19 (28.36%) TDD
5 18 (26.87%) API Development
6 10 (14.93%) Continuous Integration
7 9 (13.43%) iOS Development
7 9 (13.43%) SOA
8 8 (11.94%) Front End Development
8 8 (11.94%) Mobile Development
9 7 (10.45%) Continuous Delivery
9 7 (10.45%) OO
10 6 (8.96%) SDLC
11 5 (7.46%) MVC
11 5 (7.46%) Open Source
11 5 (7.46%) Software Engineering
11 5 (7.46%) Test-First Development
12 3 (4.48%) BDD
12 3 (4.48%) Data Entry
12 3 (4.48%) Test Automation
Programming Languages
1 50 (74.63%) Java
2 40 (59.70%) JavaScript
3 12 (17.91%) Apple Swift
4 9 (13.43%) Objective-C
4 9 (13.43%) Ruby
5 8 (11.94%) SQL
6 4 (5.97%) C#
7 1 (1.49%) GraphQL
7 1 (1.49%) Perl
7 1 (1.49%) PL/SQL
7 1 (1.49%) T-SQL
Qualifications
1 2 (2.99%) Degree
Quality Assurance & Compliance
1 3 (4.48%) QA
System Software
1 3 (4.48%) Docker
Systems Management
1 3 (4.48%) HP Quality Center
Vendors
1 9 (13.43%) IBM
2 6 (8.96%) Apigee
2 6 (8.96%) MuleSoft
2 6 (8.96%) WSO2
3 5 (7.46%) Oracle
4 4 (5.97%) Apple
5 3 (4.48%) HP
5 3 (4.48%) Microsoft
6 2 (2.99%) OpenText
6 2 (2.99%) Red Hat
7 1 (1.49%) Cloudera