The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for Grails skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Grails over the 3 months to 23 June 2017 with a comparison to the same period in the previous 2 years.

Grails
London / City of London
3 months to
23 Jun 2017
Same period 2016 Same period 2015
Rank 232 256 287
Rank change year-on-year +24 +31  
Permanent jobs citing Grails 3 2 28
As % of all permanent IT jobs advertised in the City of London 0.058% 0.032% 0.27%
As % of the Libraries, Frameworks & Software Standards category 0.15% 0.076% 0.77%
Number of salaries quoted 2 0 26
Median salary £47,000 - £62,500
90% offered a salary of more than £34,600 - £48,750
10% offered a salary of more than £59,400 - £72,500
UK excluding London median salary £45,000 £50,000 £50,000
% change year-on-year -10.00% -  

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 permanent job vacancies advertised in the City of London with a requirement for industry standards, technical specifications and software library and framework skills.

Software Library & Framework Skills
City of London
Permanent job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 1994 2629 3643
As % of all permanent IT job vacancies advertised in the City of London 38.31% 41.41% 35.07%
Number of salaries quoted 1759 2370 3186
Median salary £60,000 £57,500 £55,000
Median salary % change year-on-year +4.34% +4.54%  
90% offered a salary of more than £42,500 £40,000 £37,500
10% offered a salary of more than £80,000 £75,000 £75,000
UK excluding London median salary £42,500 £40,000 £40,000
% change year-on-year +6.25% -  

Grails
Job Vacancy Trend in the City of London

The job posting trend of jobs advertised in the City of London citing Grails as a proportion of all permanent or contract IT jobs with a match in the Libraries, Frameworks & Software Standards category.

Job vacancy trend for Grails in the City of London

Grails
Salary Trend in the City of London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Grails in the City of London.

Salary trend for Grails in the City of London

Grails
Salary Histogram in the City of London

The salary distribution of IT jobs citing Grails in the City of London over the 3 months to 23 June 2017.

Salary histogram for Grails in the City of London

For the 6 months to 23 June 2017, IT jobs citing Grails also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the City of London region with a requirement for Grails.

1 13 (100.00%) JavaScript
1 13 (100.00%) Agile Software Development
2 10 (76.92%) Python
2 10 (76.92%) Analytical Skills
3 8 (61.54%) Apache Spark
3 8 (61.54%) API Integration
3 8 (61.54%) Apigee
3 8 (61.54%) Sarbanes-Oxley
3 8 (61.54%) ETL
3 8 (61.54%) SOAP
3 8 (61.54%) XML
3 8 (61.54%) SQL
3 8 (61.54%) .NET
3 8 (61.54%) C#
3 8 (61.54%) SQL Server
3 8 (61.54%) SQL Server Integration Services
3 8 (61.54%) Regression Testing
3 8 (61.54%) JSON
3 8 (61.54%) Data Integration
3 8 (61.54%) Test Automation
3 8 (61.54%) Hadoop
3 8 (61.54%) Rapid Prototyping
3 8 (61.54%) Open Source
3 8 (61.54%) Apache Hive
3 8 (61.54%) NoSQL
3 8 (61.54%) Node.js
3 8 (61.54%) REST
3 8 (61.54%) Big Data
3 8 (61.54%) Kafka
3 8 (61.54%) GitHub

Grails
Co-occurring IT Skills in the City of 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 8 (61.54%) Apache Spark
Cloud Services
1 8 (61.54%) GitHub
2 4 (30.77%) Amazon AWS
Database & Business Intelligence
1 8 (61.54%) Apache Hive
1 8 (61.54%) Big Data
1 8 (61.54%) Hadoop
1 8 (61.54%) NoSQL
1 8 (61.54%) Relational Database
1 8 (61.54%) SQL Server
1 8 (61.54%) SQL Server Integration Services
2 4 (30.77%) MySQL
General
1 5 (38.46%) Finance
Job Titles
1 10 (76.92%) Developer
2 5 (38.46%) Integration Developer
2 5 (38.46%) JavaScript Developer
2 5 (38.46%) Node.js Developer
2 5 (38.46%) Python Developer
3 4 (30.77%) Java Developer
4 3 (23.08%) Agile Development Manager
4 3 (23.08%) Development Manager
4 3 (23.08%) Graduate
4 3 (23.08%) Graduate Developer
4 3 (23.08%) Graduate Java Developer
4 3 (23.08%) Integration Manager
5 2 (15.38%) Java Scala Developer
5 2 (15.38%) Scala Developer
6 1 (7.69%) Agile Developer
6 1 (7.69%) Front End Developer (Client-Side Developer)
6 1 (7.69%) HTML CSS Developer
6 1 (7.69%) Senior Developer
6 1 (7.69%) Senior Java Scala Developer
6 1 (7.69%) Senior Scala Developer
Libraries, Frameworks & Software Standards
1 8 (61.54%) .NET
1 8 (61.54%) Flask
1 8 (61.54%) JSON
1 8 (61.54%) Kafka
1 8 (61.54%) Node.js
1 8 (61.54%) REST
1 8 (61.54%) SOAP
1 8 (61.54%) XML
2 5 (38.46%) CSS
2 5 (38.46%) CSS3
2 5 (38.46%) HTML
2 5 (38.46%) HTML5
3 4 (30.77%) Dropwizard
3 4 (30.77%) RabbitMQ
3 4 (30.77%) RESTful
3 4 (30.77%) YUI
4 3 (23.08%) .NET Framework
4 3 (23.08%) AngularJS
4 3 (23.08%) jQuery
5 2 (15.38%) JRuby
Miscellaneous
1 10 (76.92%) Analytical Skills
2 1 (7.69%) User Experience
Processes & Methodologies
1 13 (100.00%) Agile Software Development
2 8 (61.54%) API Integration
2 8 (61.54%) Data Integration
2 8 (61.54%) DevOps
2 8 (61.54%) ETL
2 8 (61.54%) Open Source
2 8 (61.54%) Rapid Prototyping
2 8 (61.54%) Regression Testing
2 8 (61.54%) Test Automation
3 5 (38.46%) Scrum
3 5 (38.46%) TDD
4 4 (30.77%) B2B
4 4 (30.77%) SDLC
5 3 (23.08%) Coaching
5 3 (23.08%) Mentoring
5 3 (23.08%) Microservices
6 1 (7.69%) Front End Development
6 1 (7.69%) Web Development
Programming Languages
1 13 (100.00%) JavaScript
2 10 (76.92%) Python
3 8 (61.54%) C#
3 8 (61.54%) SQL
4 5 (38.46%) Groovy
5 4 (30.77%) Java
6 2 (15.38%) Clojure
6 2 (15.38%) Jython
6 2 (15.38%) Scala
7 1 (7.69%) Ruby
Qualifications
1 4 (30.77%) Degree
2 2 (15.38%) Master's Degree
Quality Assurance & Compliance
1 8 (61.54%) Sarbanes-Oxley
Vendors
1 8 (61.54%) Apigee