Period
to 19 June 2018

The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for Drools skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Drools over the 6 months to 19 June 2018 with a comparison to the same period in the previous 2 years.

Drools
England > London
6 months to
19 Jun 2018
Same period 2017 Same period 2016
Rank 797 739 831
Rank change year-on-year -58 +92 +52
Permanent jobs citing Drools 21 83 57
As % of all permanent IT jobs advertised in London 0.030% 0.12% 0.070%
As % of the Libraries, Frameworks & Software Standards category 0.075% 0.29% 0.17%
Number of salaries quoted 18 54 52
London median annual salary £64,000 £62,500 £52,500
Median salary % change year-on-year +2.40% +19.05% -4.55%
10th Percentile £55,875 £54,000 £37,500
90th Percentile £108,750 £83,750 £77,375
England median annual salary £55,000 £60,000 £52,500
% change year-on-year -8.33% +14.29% -4.55%

Drools is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in London with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
London
Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 28,132 28,364 32,950
As % of all permanent IT jobs advertised in London 40.59% 40.59% 40.38%
Number of salaries quoted 23,068 23,939 28,909
London median annual salary £62,500 £60,000 £55,000
Median salary % change year-on-year +4.17% +9.09% -
10th Percentile £37,500 £36,250 £35,000
90th Percentile £92,500 £87,500 £85,000
England median annual salary £50,000 £47,500 £47,500
% change year-on-year +5.26% - +5.56%

Drools
Job Vacancy Trend in London

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

Job vacancy trend for Drools in London

Drools
Salary Trend in London

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

Salary trend for Drools in London

Drools
Salary Histogram in London

The salary distribution of IT jobs citing Drools in London over the 6 months to 19 June 2018.

Salary histogram for Drools in London

Drools
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Drools within the London region over the 6 months to 19 June 2018. 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Central London -31 2 £68,000 +4.62% 1
West London +6 1 £60,000 -22.58% 1
South London - 1 £65,000 - 1
Drools
England

For the 6 months to 19 June 2018, IT jobs citing Drools also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the London region with a requirement for Drools.

1 20 (95.24%) Java
2 17 (80.95%) Agile Software Development
3 15 (71.43%) Hibernate
4 13 (61.90%) Spring
4 13 (61.90%) Maven
5 12 (57.14%) Oracle
6 11 (52.38%) JMS
7 9 (42.86%) JUnit
7 9 (42.86%) Scrum
7 9 (42.86%) Microservices
8 8 (38.10%) SOA
9 7 (33.33%) JBoss
9 7 (33.33%) Finance
9 7 (33.33%) Banking
9 7 (33.33%) QA
9 7 (33.33%) Solace
10 6 (28.57%) Oracle Coherence
10 6 (28.57%) JMX
10 6 (28.57%) Web Services
11 5 (23.81%) XML
11 5 (23.81%) Ant
11 5 (23.81%) XSLT
11 5 (23.81%) FTP
11 5 (23.81%) TIBCO
11 5 (23.81%) Electronic Trading
11 5 (23.81%) EasyMock
11 5 (23.81%) Mockito
11 5 (23.81%) Software Engineering
11 5 (23.81%) Concurrent Programming
11 5 (23.81%) Mentoring

Drools
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 (33.33%) JBoss
2 6 (28.57%) Oracle Coherence
3 5 (23.81%) Oracle SOA Suite
4 3 (14.29%) Cloud Foundry
5 1 (4.76%) Apache
Business Applications
1 2 (9.52%) Oracle EBS
Cloud Services
1 4 (19.05%) OpenShift
2 1 (4.76%) Amazon AWS
Communications & Networking
1 5 (23.81%) FTP
2 1 (4.76%) SMS
Database & Business Intelligence
1 4 (19.05%) InterSystems Cache
2 2 (9.52%) Infinispan
3 1 (4.76%) Big Data
3 1 (4.76%) MongoDB
3 1 (4.76%) Relational Database
Development Applications
1 13 (61.90%) Maven
2 9 (42.86%) JUnit
3 5 (23.81%) Ant
3 5 (23.81%) EasyMock
3 5 (23.81%) Mockito
4 4 (19.05%) Eclipse
4 4 (19.05%) IntelliJ
4 4 (19.05%) JIRA
5 3 (14.29%) Atlassian Bamboo
5 3 (14.29%) Git (software)
5 3 (14.29%) Jenkins
5 3 (14.29%) Subversion
6 2 (9.52%) Checkstyle
6 2 (9.52%) SoapUI
6 2 (9.52%) XMLUnit
General
1 7 (33.33%) Banking
1 7 (33.33%) Finance
2 3 (14.29%) Front Office
3 1 (4.76%) Investment Banking
Job Titles
1 15 (71.43%) Developer
2 14 (66.67%) Java Developer
3 5 (23.81%) Consultant
4 4 (19.05%) Java Consultant
5 3 (14.29%) Cloud Consultant
5 3 (14.29%) Electronic Trading Developer
5 3 (14.29%) Electronic Trading Java Developer
5 3 (14.29%) Integration Consultant
5 3 (14.29%) Java Integration Consultant
5 3 (14.29%) SOA Developer
6 2 (9.52%) EAI Developer
7 1 (4.76%) Banking Business Analyst
7 1 (4.76%) Big Data Engineer
7 1 (4.76%) Big Data Software Engineer
7 1 (4.76%) Business Consultant
7 1 (4.76%) Development Engineer
7 1 (4.76%) Implementation Consultant
7 1 (4.76%) Integration Developer
7 1 (4.76%) Software Development Engineer
7 1 (4.76%) Technical Architect
Libraries, Frameworks & Software Standards
1 15 (71.43%) Hibernate
2 13 (61.90%) Spring
3 11 (52.38%) JMS
4 6 (28.57%) JMX
4 6 (28.57%) Web Services
5 5 (23.81%) XML
5 5 (23.81%) XSLT
6 4 (19.05%) Apache Camel
6 4 (19.05%) FIX Protocol
6 4 (19.05%) JavaBeans
6 4 (19.05%) JPA
6 4 (19.05%) Kafka
6 4 (19.05%) Middleware
6 4 (19.05%) Rendezvous
6 4 (19.05%) RESTful
6 4 (19.05%) Spring Boot
6 4 (19.05%) Spring Cloud
6 4 (19.05%) Spring Integration
6 4 (19.05%) Spring Security
6 4 (19.05%) XSD
Miscellaneous
1 4 (19.05%) Algorithms
1 4 (19.05%) Fixed Income
2 3 (14.29%) Computer Science
3 2 (9.52%) Enterprise Software
3 2 (9.52%) Virtual Team
4 1 (4.76%) Analytical Skills
4 1 (4.76%) User Experience
Operating Systems
1 1 (4.76%) Linux
Processes & Methodologies
1 17 (80.95%) Agile Software Development
2 9 (42.86%) Microservices
2 9 (42.86%) Scrum
3 8 (38.10%) SOA
4 5 (23.81%) Concurrent Programming
4 5 (23.81%) Electronic Trading
4 5 (23.81%) Low Latency
4 5 (23.81%) Mentoring
4 5 (23.81%) Software Engineering
5 4 (19.05%) Algorithmic Trading
5 4 (19.05%) Coaching
5 4 (19.05%) Data Modelling
5 4 (19.05%) JVM Tuning
5 4 (19.05%) MVC
6 3 (14.29%) DevOps
6 3 (14.29%) Enterprise Architecture
6 3 (14.29%) OO
6 3 (14.29%) TDD
6 3 (14.29%) UML
6 3 (14.29%) Use Case
Programming Languages
1 20 (95.24%) Java
2 5 (23.81%) Java 8
3 4 (19.05%) Shell Script
3 4 (19.05%) SQL
4 3 (14.29%) XQuery
5 2 (9.52%) Groovy
5 2 (9.52%) PL/SQL
5 2 (9.52%) T-SQL
5 2 (9.52%) XPath
6 1 (4.76%) Python
6 1 (4.76%) Scala
Qualifications
1 3 (14.29%) Computer Science Degree
1 3 (14.29%) Degree
Quality Assurance & Compliance
1 7 (33.33%) QA
2 3 (14.29%) ISO 20022
System Software
1 4 (19.05%) GridGain
2 2 (9.52%) Docker
Vendors
1 12 (57.14%) Oracle
2 7 (33.33%) Solace
3 5 (23.81%) TIBCO
4 2 (9.52%) Cognizant
4 2 (9.52%) ILOG
4 2 (9.52%) JD Edwards
4 2 (9.52%) PeopleSoft
4 2 (9.52%) Red Hat
4 2 (9.52%) Sybase
5 1 (4.76%) IBM
5 1 (4.76%) Informatica
5 1 (4.76%) Pega