Period
to 21 November 2017

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 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.

Grails
England > London
6 months to
21 Nov 2017
Same period 2016 Same period 2015
Rank 579 577 480
Rank change year-on-year -2 -97 +27
Contract jobs citing Grails 55 38 130
As % of all contract IT jobs advertised in London 0.12% 0.085% 0.28%
As % of the Libraries, Frameworks & Software Standards category 0.31% 0.25% 0.87%
Number of daily rates quoted 51 35 85
London median daily rate £525 £455 £473
Median daily rate % change year-on-year +15.38% -3.70% -3.57%
10th Percentile £413 £369 £319
90th Percentile £675 £675 £613
England median daily rate £473 £426 £450
% change year-on-year +10.85% -5.28% -5.26%
Number of hourly rates quoted 0 0 2
London median hourly rate - - £50.00
England median hourly rate - - £50.00

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

All Software Libraries and Frameworks
London
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 17463 15419 15021
As % of all contract IT jobs advertised in London 37.10% 34.32% 32.27%
Number of daily rates quoted 13339 11542 11183
London median daily rate £500 £465 £450
Median daily rate % change year-on-year +7.53% +3.33% +5.88%
10th Percentile £350 £319 £308
90th Percentile £650 £625 £625
England median daily rate £463 £425 £413
% change year-on-year +8.82% +3.03% +3.13%
Number of hourly rates quoted 103 72 92
London median hourly rate £30.75 £40.00 £35.75
Median hourly rate % change year-on-year -23.13% +11.89% +2.14%
10th Percentile £19.09 £19.23 £14.25
90th Percentile £49.75 £57.44 £58.75
England median hourly rate £40.00 £37.50 £37.50
% change year-on-year +6.67% - +10.29%

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 6 months to 21 November 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 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
West London +2 10 £540 +2.86% 2
Central London -2 10 £450 -21.74% 3
South London -27 4 £400 +45.45%
Grails
England

For the 6 months to 21 November 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 53 (96.36%) Java
2 50 (90.91%) Groovy
3 46 (83.64%) Agile Software Development
4 36 (65.45%) TDD
5 24 (43.64%) Pair Programming
6 22 (40.00%) JavaScript
7 21 (38.18%) Spring
7 21 (38.18%) Scala
8 20 (36.36%) Microservices
8 20 (36.36%) CSS
9 19 (34.55%) HTML
9 19 (34.55%) AngularJS
10 18 (32.73%) NoSQL
11 16 (29.09%) MongoDB
11 16 (29.09%) High Availability
11 16 (29.09%) Continuous Delivery
11 16 (29.09%) Open Source
11 16 (29.09%) Test Automation
11 16 (29.09%) Software Engineering
12 15 (27.27%) Scrum
12 15 (27.27%) MySQL
13 14 (25.45%) Amazon AWS
13 14 (25.45%) Performance Tuning
14 13 (23.64%) REST
14 13 (23.64%) Continuous Improvement
14 13 (23.64%) QA
14 13 (23.64%) jQuery
15 12 (21.82%) RabbitMQ
15 12 (21.82%) CSS3
15 12 (21.82%) Finance

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 7 (12.73%) Apache
2 6 (10.91%) Tomcat
3 5 (9.09%) Apache Solr
3 5 (9.09%) Elasticsearch
4 2 (3.64%) CMS
4 2 (3.64%) Confluence
4 2 (3.64%) WebLogic
Cloud Services
1 14 (25.45%) Amazon AWS
2 2 (3.64%) IaaS
2 2 (3.64%) PaaS
Communications & Networking
1 4 (7.27%) SMS
2 1 (1.82%) Internet
Database & Business Intelligence
1 18 (32.73%) NoSQL
2 16 (29.09%) MongoDB
3 15 (27.27%) MySQL
4 4 (7.27%) PostgreSQL
5 3 (5.45%) Relational Database
6 1 (1.82%) Hadoop
Development Applications
1 8 (14.55%) JUnit
1 8 (14.55%) Maven
2 7 (12.73%) Ant
2 7 (12.73%) Git (software)
2 7 (12.73%) Subversion
3 5 (9.09%) Cucumber
3 5 (9.09%) IntelliJ
3 5 (9.09%) Jenkins
3 5 (9.09%) Mockito
4 3 (5.45%) Mercurial
5 2 (3.64%) Eclipse
5 2 (3.64%) JIRA
General
1 12 (21.82%) Finance
2 5 (9.09%) Games
Job Titles
1 50 (90.91%) Developer
2 42 (76.36%) Java Developer
3 23 (41.82%) Senior Developer
3 23 (41.82%) Senior Java Developer
4 4 (7.27%) Agile Developer
4 4 (7.27%) Agile Java Developer
4 4 (7.27%) Angular Developer
5 3 (5.45%) Full Stack Developer
5 3 (5.45%) Java Engineer
5 3 (5.45%) Java Software Engineer
5 3 (5.45%) Software Engineer
6 2 (3.64%) Development Team Leader
6 2 (3.64%) E-Commerce Developer
6 2 (3.64%) Oracle Developer
6 2 (3.64%) Senior Agile Developer
6 2 (3.64%) Senior Agile Java Developer
6 2 (3.64%) Team Leader
7 1 (1.82%) HTML CSS Developer
7 1 (1.82%) Java Development Team Leader
7 1 (1.82%) Solr Developer
Libraries, Frameworks & Software Standards
1 21 (38.18%) Spring
2 20 (36.36%) CSS
3 19 (34.55%) AngularJS
3 19 (34.55%) HTML
4 13 (23.64%) jQuery
4 13 (23.64%) REST
5 12 (21.82%) CSS3
5 12 (21.82%) RabbitMQ
6 11 (20.00%) HTML5
6 11 (20.00%) RESTful
6 11 (20.00%) YUI
7 5 (9.09%) Dropwizard
7 5 (9.09%) Elastic Stack
7 5 (9.09%) Hibernate
7 5 (9.09%) JMS
7 5 (9.09%) Web Services
8 4 (7.27%) JSP
8 4 (7.27%) Spring MVC
8 4 (7.27%) Spring Security
8 4 (7.27%) Struts
Miscellaneous
1 11 (20.00%) Analytical Skills
1 11 (20.00%) Data Structures
2 4 (7.27%) Greenfield Project
3 2 (3.64%) Fintech
4 1 (1.82%) Mobile App
4 1 (1.82%) User Experience
Operating Systems
1 8 (14.55%) Linux
2 5 (9.09%) Unix
3 1 (1.82%) Android
Processes & Methodologies
1 46 (83.64%) Agile Software Development
2 36 (65.45%) TDD
3 24 (43.64%) Pair Programming
4 20 (36.36%) Microservices
5 16 (29.09%) Continuous Delivery
5 16 (29.09%) High Availability
5 16 (29.09%) Open Source
5 16 (29.09%) Software Engineering
5 16 (29.09%) Test Automation
6 15 (27.27%) Scrum
7 14 (25.45%) Performance Tuning
8 13 (23.64%) Continuous Improvement
9 12 (21.82%) Acceptance Criteria
10 11 (20.00%) Continuous Integration
10 11 (20.00%) Responsive Web Design
11 10 (18.18%) BDD
12 6 (10.91%) DevOps
12 6 (10.91%) Kanban
13 5 (9.09%) Domain-Driven Design
13 5 (9.09%) User Stories
Programming Languages
1 53 (96.36%) Java
2 50 (90.91%) Groovy
3 22 (40.00%) JavaScript
4 21 (38.18%) Scala
5 9 (16.36%) Python
6 7 (12.73%) SQL
7 6 (10.91%) Clojure
7 6 (10.91%) Kotlin
8 5 (9.09%) Bash Shell
8 5 (9.09%) Shell Script
9 3 (5.45%) Jython
9 3 (5.45%) XPath
9 3 (5.45%) XQuery
Quality Assurance & Compliance
1 13 (23.64%) QA
System Software
1 4 (7.27%) Docker
Systems Management
1 11 (20.00%) Puppet
2 5 (9.09%) Grafana
2 5 (9.09%) Kibana
2 5 (9.09%) logstash
Vendors
1 5 (9.09%) AppDynamics
1 5 (9.09%) Splunk
2 2 (3.64%) ATG
2 2 (3.64%) Oracle
3 1 (1.82%) Google