Period
to 23 November 2017

The following table provides summary statistics for contract job vacancies 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 23 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
UK
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 795 785 727
Rank change year-on-year -10 -58 +37
Contract jobs citing Grails 92 106 168
As % of all contract IT jobs advertised in the UK 0.089% 0.10% 0.15%
As % of the Libraries, Frameworks & Software Standards category 0.28% 0.33% 0.52%
Number of daily rates quoted 81 90 103
UK median daily rate £475 £426 £450
Median daily rate % change year-on-year +11.44% -5.28% -5.26%
10th Percentile £313 £353 £318
90th Percentile £675 £613 £613
UK excluding London median daily rate £350 £413 £340
% change year-on-year -15.15% +21.32% -1.45%
Number of hourly rates quoted 0 0 2
UK median hourly rate - - £50.00
UK excluding London median hourly rate - - -

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

All Software Libraries and Frameworks
UK
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 32971 31981 32228
As % of all contract IT jobs advertised in the UK 31.98% 30.38% 28.35%
Number of daily rates quoted 23277 22154 22091
UK median daily rate £450 £425 £410
Median daily rate % change year-on-year +5.88% +3.66% +2.50%
10th Percentile £313 £300 £275
90th Percentile £625 £588 £588
UK excluding London median daily rate £400 £388 £375
% change year-on-year +3.23% +3.33% +7.14%
Number of hourly rates quoted 378 367 553
UK median hourly rate £40.00 £37.50 £37.50
Median hourly rate % change year-on-year +6.67% - +8.70%
10th Percentile £18.35 £14.40 £15.00
90th Percentile £52.50 £50.80 £54.90
UK excluding London median hourly rate £41.00 £37.50 £37.50
% change year-on-year +9.33% - +10.74%

Grails
Job Vacancy Trend

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

Job vacancy trend for Grails in the UK

Grails
Contractor Daily Rate Trend

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

Contractor daily rate trend for Grails in the UK

Grails
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing Grails over the 6 months to 23 November 2017.

Contractor daily rate histogram for Grails in the UK

Grails
Contractor Hourly Rate Trend

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Grails.

Contractor hourly rate trend for Grails in the UK

Grails
Top 11 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Grails within the UK over the 6 months to 23 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
England +1 91 £475 +11.44% 9
London +1 55 £535 +17.58% 6
UK excluding London +4 36 £350 -15.15% 3
South East +8 18 £535 +12.63%
North of England +40 12 £325 -16.13% 2
North West +23 11 £325 -13.33% 1
Midlands +30 5 £325 - 1
East Midlands -4 4 - - 1
Yorkshire -1 1 £420 +5.00% 1
West Midlands - 1 £325 -
East of England - 1 £475 -

For the 6 months to 23 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 with a requirement for Grails.

1 89 (96.74%) Java
2 64 (69.57%) Groovy
3 55 (59.78%) Agile Software Development
4 50 (54.35%) Spring
5 41 (44.57%) JavaScript
6 37 (40.22%) TDD
7 32 (34.78%) REST
8 31 (33.70%) AngularJS
9 30 (32.61%) jQuery
10 29 (31.52%) Linux
11 28 (30.43%) Maven
12 26 (28.26%) CSS
13 25 (27.17%) JMS
13 25 (27.17%) Pair Programming
13 25 (27.17%) Scala
13 25 (27.17%) Microservices
14 24 (26.09%) NoSQL
15 23 (25.00%) MySQL
16 22 (23.91%) JUnit
16 22 (23.91%) Puppet
17 21 (22.83%) HTML
17 21 (22.83%) SOA
18 19 (20.65%) Oracle
18 19 (20.65%) SQL
19 18 (19.57%) Ant
19 18 (19.57%) MVC
19 18 (19.57%) MongoDB
19 18 (19.57%) Mockito
19 18 (19.57%) Java EE
19 18 (19.57%) Git (software)

Grails
Co-occurring IT Skills 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 17 (18.48%) Elasticsearch
2 16 (17.39%) Tomcat
3 13 (14.13%) Apache
4 12 (13.04%) Oracle SOA Suite
5 8 (8.70%) Apache Solr
6 6 (6.52%) CMS
7 2 (2.17%) Confluence
7 2 (2.17%) nginx
7 2 (2.17%) WebLogic
8 1 (1.09%) Apache Spark
Business Applications
1 11 (11.96%) Oracle BPM
Cloud Services
1 17 (18.48%) Amazon AWS
2 11 (11.96%) Cloud Computing
3 2 (2.17%) IaaS
3 2 (2.17%) PaaS
4 1 (1.09%) Google Cloud Platform
4 1 (1.09%) Microsoft Azure
Communications & Networking
1 5 (5.43%) SMS
2 2 (2.17%) AMQP
3 1 (1.09%) Internet
Database & Business Intelligence
1 24 (26.09%) NoSQL
2 23 (25.00%) MySQL
3 18 (19.57%) MongoDB
4 7 (7.61%) Relational Database
5 4 (4.35%) Hazelcast
5 4 (4.35%) PostgreSQL
6 2 (2.17%) Hadoop
6 2 (2.17%) MariaDB
7 1 (1.09%) Couchbase
7 1 (1.09%) CouchDB
Development Applications
1 28 (30.43%) Maven
2 22 (23.91%) JUnit
3 18 (19.57%) Ant
3 18 (19.57%) Git (software)
3 18 (19.57%) Mockito
4 8 (8.70%) Jenkins
5 7 (7.61%) Subversion
6 6 (6.52%) JIRA
7 5 (5.43%) Bitbucket
7 5 (5.43%) Cucumber
7 5 (5.43%) IntelliJ
8 3 (3.26%) Gradle
8 3 (3.26%) Mercurial
9 2 (2.17%) Eclipse
9 2 (2.17%) Sonatype Nexus
9 2 (2.17%) Spock
10 1 (1.09%) Hudson
General
1 12 (13.04%) Finance
1 12 (13.04%) Games
2 5 (5.43%) Manufacturing
Job Titles
1 86 (93.48%) Developer
2 71 (77.17%) Java Developer
3 29 (31.52%) Senior Developer
3 29 (31.52%) Senior Java Developer
4 6 (6.52%) Java Engineer
5 5 (5.43%) Java Software Engineer
5 5 (5.43%) Software Developer
5 5 (5.43%) Software Engineer
6 4 (4.35%) Angular Developer
6 4 (4.35%) Systems Developer
7 3 (3.26%) Agile Developer
7 3 (3.26%) Agile Java Developer
7 3 (3.26%) Full Stack Developer
8 2 (2.17%) Development Team Leader
8 2 (2.17%) J2EE Developer
8 2 (2.17%) Java Software Developer
8 2 (2.17%) Java/J2EE Developer
8 2 (2.17%) Oracle Developer
8 2 (2.17%) SQL Developer
8 2 (2.17%) Team Leader
Libraries, Frameworks & Software Standards
1 50 (54.35%) Spring
2 32 (34.78%) REST
3 31 (33.70%) AngularJS
4 30 (32.61%) jQuery
5 26 (28.26%) CSS
6 25 (27.17%) JMS
7 21 (22.83%) HTML
8 18 (19.57%) Java EE
9 17 (18.48%) RESTful
9 17 (18.48%) XML
10 15 (16.30%) Spring MVC
10 15 (16.30%) Web Services
11 14 (15.22%) CSS3
11 14 (15.22%) Play Framework
12 13 (14.13%) HTML5
13 12 (13.04%) JSF
13 12 (13.04%) RabbitMQ
13 12 (13.04%) React
14 11 (11.96%) Hibernate
14 11 (11.96%) Node.js
Miscellaneous
1 11 (11.96%) Analytical Skills
2 10 (10.87%) Data Structures
3 4 (4.35%) Greenfield Project
3 4 (4.35%) iPad
3 4 (4.35%) Online Games
4 2 (2.17%) Fintech
5 1 (1.09%) Mobile App
5 1 (1.09%) User Experience
Operating Systems
1 29 (31.52%) Linux
2 9 (9.78%) Unix
3 5 (5.43%) Android
4 4 (4.35%) Oracle Linux
Processes & Methodologies
1 55 (59.78%) Agile Software Development
2 37 (40.22%) TDD
3 25 (27.17%) Microservices
3 25 (27.17%) Pair Programming
4 21 (22.83%) SOA
5 18 (19.57%) MVC
6 17 (18.48%) Continuous Delivery
6 17 (18.48%) Software Engineering
7 16 (17.39%) High Availability
7 16 (17.39%) Scrum
8 15 (16.30%) Open Source
8 15 (16.30%) Test Automation
9 14 (15.22%) Unit Testing
10 13 (14.13%) Performance Tuning
11 12 (13.04%) Continuous Improvement
11 12 (13.04%) Continuous Integration
12 11 (11.96%) Configuration Management
12 11 (11.96%) Process Improvement
12 11 (11.96%) Product Management
12 11 (11.96%) Responsive Web Design
Programming Languages
1 89 (96.74%) Java
2 64 (69.57%) Groovy
3 41 (44.57%) JavaScript
4 25 (27.17%) Scala
5 19 (20.65%) SQL
6 14 (15.22%) XPath
7 10 (10.87%) Python
8 6 (6.52%) Kotlin
9 5 (5.43%) Bash Shell
9 5 (5.43%) Clojure
9 5 (5.43%) Shell Script
10 3 (3.26%) XQuery
11 2 (2.17%) Jython
12 1 (1.09%) Perl
Qualifications
1 1 (1.09%) Security Cleared
Quality Assurance & Compliance
1 13 (14.13%) QA
2 1 (1.09%) GCP
System Software
1 9 (9.78%) Docker
Systems Management
1 22 (23.91%) Puppet
2 11 (11.96%) Ansible
2 11 (11.96%) Opscode Chef
3 5 (5.43%) Grafana
3 5 (5.43%) Kibana
3 5 (5.43%) logstash
Vendors
1 19 (20.65%) Oracle
2 5 (5.43%) AppDynamics
2 5 (5.43%) Splunk
3 2 (2.17%) ATG
3 2 (2.17%) IBM
4 1 (1.09%) Google