The following table provides summary statistics for contract job vacancies advertised in London with a requirement for Grails skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Grails over the 3 months to 29 June 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.

Grails
England > London
3 months to
29 Jun 2017
Same period 2016 Same period 2015
Rank 393 407 399
Rank change year-on-year +14 -8  
Contract jobs citing Grails 34 25 37
As % of all contract IT jobs advertised in London 0.16% 0.12% 0.16%
As % of the Libraries, Frameworks & Software Standards category 0.45% 0.36% 0.50%
Number of daily rates quoted 28 17 22
London median daily rate £575 £575 £425
Median daily rate % change year-on-year - +35.29%  
10th Percentile £462 £369 £319
90th Percentile £800 £613 £613
England median daily rate £470 £400 £425
% change year-on-year +17.50% -5.88%  
Number of hourly rates quoted 0 0 0
London median hourly rate - - -
England median hourly rate - - -

Grails is in the industry standards, technical specifications and software library and framework skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in London with a requirement for industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
London
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 7508 7016 7355
As % of all contract IT job vacancies advertised in London 36.12% 32.43% 31.41%
Number of daily rates quoted 20543 21256 19283
London median daily rate £475 £450 £425
Median daily rate % change year-on-year +5.55% +5.88%  
10th Percentile £350 £313 £300
90th Percentile £638 £613 £600
England median daily rate £450 £425 £388
% change year-on-year +5.88% +9.67%  
Number of hourly rates quoted 109 50 163
London median hourly rate £31.00 £40.00 £22.50
Median hourly rate % change year-on-year -22.50% +77.77%  
10th Percentile £16.00 £19.21 £15.48
90th Percentile £57.50 £195.00 £66.25
England median hourly rate £41.50 £36.00 £37.45
% change year-on-year +15.27% -3.87%  

Grails
Job Vacancy Trend in London

Job postings citing Grails as a percentage of all IT jobs advertised in London.

Job vacancy trend for Grails in London

Grails
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for Grails in London

Grails
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing Grails in London over the 3 months to 29 June 2017.

Contractor daily rate histogram for Grails in London

Grails
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Grails within the London region over the 3 months to 29 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Croydon - 4 £513 -
City of London -11 2 £481 -16.30%
Grails
England

For the 6 months to 29 June 2017, IT contractor jobs citing Grails 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 London region with a requirement for Grails.

1 50 (100.00%) Java
2 46 (92.00%) Agile Software Development
2 46 (92.00%) Groovy
3 33 (66.00%) TDD
4 26 (52.00%) JavaScript
5 25 (50.00%) Microservices
6 24 (48.00%) Test Automation
7 23 (46.00%) Scrum
8 22 (44.00%) CSS
9 21 (42.00%) HTML
10 20 (40.00%) jQuery
11 17 (34.00%) MySQL
12 16 (32.00%) AngularJS
12 16 (32.00%) BDD
13 15 (30.00%) Spring
14 14 (28.00%) Finance
14 14 (28.00%) Continuous Integration
15 13 (26.00%) Amazon AWS
15 13 (26.00%) Open Source
15 13 (26.00%) Git (software)
15 13 (26.00%) HTML5
15 13 (26.00%) RabbitMQ
15 13 (26.00%) CSS3
16 12 (24.00%) Puppet
16 12 (24.00%) NoSQL
16 12 (24.00%) High Availability
16 12 (24.00%) Pair Programming
16 12 (24.00%) Data Structures
16 12 (24.00%) Continuous Delivery
16 12 (24.00%) Analytical Skills

Grails
Co-occurring IT Skills in London 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 (10.00%) Apache
1 5 (10.00%) Apache Solr
1 5 (10.00%) Tomcat
2 4 (8.00%) Confluence
3 3 (6.00%) CMS
3 3 (6.00%) WebLogic
4 1 (2.00%) Elasticsearch
Cloud Services
1 13 (26.00%) Amazon AWS
2 3 (6.00%) IaaS
2 3 (6.00%) PaaS
3 1 (2.00%) Amazon S3
3 1 (2.00%) Amazon SQS
3 1 (2.00%) AWS OpsWorks
Communications & Networking
1 2 (4.00%) Internet
Database & Business Intelligence
1 17 (34.00%) MySQL
2 12 (24.00%) NoSQL
3 11 (22.00%) MongoDB
4 5 (10.00%) PostgreSQL
5 4 (8.00%) Relational Database
6 1 (2.00%) Amazon DynamoDB
6 1 (2.00%) Amazon RDS
Development Applications
1 13 (26.00%) Git (software)
2 9 (18.00%) JUnit
3 8 (16.00%) IntelliJ
3 8 (16.00%) Jenkins
3 8 (16.00%) Maven
4 7 (14.00%) Gradle
5 4 (8.00%) JIRA
5 4 (8.00%) Mercurial
6 3 (6.00%) Ant
6 3 (6.00%) Eclipse
6 3 (6.00%) Subversion
7 2 (4.00%) Spock
8 1 (2.00%) Atlassian Bamboo
8 1 (2.00%) Bitbucket
8 1 (2.00%) CMake
8 1 (2.00%) CodeNarc
8 1 (2.00%) GitLab
8 1 (2.00%) Mockito
General
1 14 (28.00%) Finance
2 7 (14.00%) Games
Job Titles
1 40 (80.00%) Developer
2 30 (60.00%) Java Developer
3 15 (30.00%) Senior Developer
4 14 (28.00%) Senior Java Developer
5 5 (10.00%) Agile Developer
5 5 (10.00%) Agile Java Developer
5 5 (10.00%) Development Team Leader
5 5 (10.00%) Java Development Team Leader
5 5 (10.00%) Java Team Leader
5 5 (10.00%) Team Leader
5 5 (10.00%) UI Developer
5 5 (10.00%) UI/UX Developer
5 5 (10.00%) UX Developer
6 4 (8.00%) Technical Leader
6 4 (8.00%) Technical Team Leader
7 3 (6.00%) E-Commerce Developer
7 3 (6.00%) Front End Developer (Client-Side Developer)
7 3 (6.00%) Java Engineer
7 3 (6.00%) Oracle Developer
7 3 (6.00%) Senior Java Engineer
Libraries, Frameworks & Software Standards
1 22 (44.00%) CSS
2 21 (42.00%) HTML
3 20 (40.00%) jQuery
4 16 (32.00%) AngularJS
5 15 (30.00%) Spring
6 13 (26.00%) CSS3
6 13 (26.00%) HTML5
6 13 (26.00%) RabbitMQ
7 11 (22.00%) YUI
8 10 (20.00%) Hibernate
8 10 (20.00%) JRuby
9 7 (14.00%) REST
10 5 (10.00%) RESTful
11 4 (8.00%) J2EE
11 4 (8.00%) Web Services
11 4 (8.00%) XML
12 3 (6.00%) ActiveMQ
12 3 (6.00%) JMS
12 3 (6.00%) SOAP
12 3 (6.00%) Struts
Miscellaneous
1 12 (24.00%) Analytical Skills
1 12 (24.00%) Data Structures
2 6 (12.00%) User Experience
3 5 (10.00%) Mobile App
4 1 (2.00%) Fintech
4 1 (2.00%) Virtual Team
Operating Systems
1 6 (12.00%) Linux
2 2 (4.00%) Ubuntu
3 1 (2.00%) Debian
Processes & Methodologies
1 46 (92.00%) Agile Software Development
2 33 (66.00%) TDD
3 25 (50.00%) Microservices
4 24 (48.00%) Test Automation
5 23 (46.00%) Scrum
6 16 (32.00%) BDD
7 14 (28.00%) Continuous Integration
8 13 (26.00%) Open Source
9 12 (24.00%) Continuous Delivery
9 12 (24.00%) High Availability
9 12 (24.00%) Pair Programming
10 11 (22.00%) Performance Tuning
10 11 (22.00%) Responsive Web Design
11 8 (16.00%) Continuous Improvement
11 8 (16.00%) SOA
11 8 (16.00%) Software Engineering
12 7 (14.00%) Kanban
12 7 (14.00%) Visualisation
13 6 (12.00%) Front End Development
13 6 (12.00%) MVC
Programming Languages
1 50 (100.00%) Java
2 46 (92.00%) Groovy
3 26 (52.00%) JavaScript
4 10 (20.00%) Clojure
4 10 (20.00%) Jython
4 10 (20.00%) Python
4 10 (20.00%) Scala
5 2 (4.00%) SQL
6 1 (2.00%) C++
6 1 (2.00%) ES6
Qualifications
1 6 (12.00%) SC Cleared
1 6 (12.00%) Security Cleared
2 3 (6.00%) DV Cleared
3 1 (2.00%) Degree
Quality Assurance & Compliance
1 9 (18.00%) QA
System Software
1 3 (6.00%) Docker
Systems Management
1 12 (24.00%) Puppet
2 2 (4.00%) Ansible
3 1 (2.00%) Grafana
3 1 (2.00%) Graphite
3 1 (2.00%) Salt
Vendors
1 3 (6.00%) ATG
1 3 (6.00%) Oracle
2 1 (2.00%) Atlassian
West London
Oliver Bernard
Rate: £550 - £580 per day
Posted: Yesterday