Period
to 25 September 2017

The following table provides summary statistics for permanent job vacancies 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 25 September 2017 with a comparison to the same period in the previous 2 years.

Drools
UK
6 months to
25 Sep 2017
Same period 2016 Same period 2015
Rank 1092 1128 1188
Rank change year-on-year +36 +60 +30
Permanent jobs citing Drools 85 109 109
As % of all permanent IT jobs advertised in the UK 0.048% 0.057% 0.049%
As % of the Libraries, Frameworks & Software Standards category 0.12% 0.15% 0.13%
Number of salaries quoted 54 69 67
UK median annual salary £55,000 £55,000 £55,000
10th Percentile £32,500 £42,500 £36,400
90th Percentile £83,750 £76,500 £75,500
UK excluding London median annual salary £40,000 £55,000 £40,000
% change year-on-year -27.27% +37.50% -18.37%

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

All Software Libraries and Frameworks
UK
Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 70902 74422 83561
As % of all permanent IT jobs advertised in the UK 40.25% 38.88% 37.91%
Number of salaries quoted 58652 64577 71593
UK median annual salary £48,000 £47,500 £45,000
Median salary % change year-on-year +1.05% +5.56% +2.27%
10th Percentile £29,000 £28,750 £27,500
90th Percentile £77,500 £75,000 £72,500
UK excluding London median annual salary £42,500 £41,500 £40,000
% change year-on-year +2.41% +3.75% -

Drools
Job Vacancy Trend

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

Job vacancy trend for Drools in the UK

Drools
Salary Trend

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

Salary trend for Drools in the UK

Drools
Salary Histogram

The salary distribution of IT jobs citing Drools over the 6 months to 25 September 2017.

Salary histogram for Drools in the UK

Drools
Top 10 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Drools within the UK over the 6 months to 25 September 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +70 75 £55,000 - 5
London 0 43 £60,000 +9.09% 2
UK excluding London +30 42 £40,000 -27.27% 3
South East +65 22 £40,000 -15.79% 2
Scotland -24 10 £47,500 -13.64%
North of England - 8 £55,000 - 1
North West - 7 £55,000 - 1
Midlands +55 2 £55,000 +56.03%
West Midlands +21 2 £55,000 +56.03%
Yorkshire - 1 £65,000 -

For the 6 months to 25 September 2017, IT jobs citing Drools also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads with a requirement for Drools.

1 75 (88.24%) Java
2 63 (74.12%) Agile Software Development
3 44 (51.76%) Spring
4 42 (49.41%) Jenkins
5 39 (45.88%) Scrum
6 36 (42.35%) Microservices
7 35 (41.18%) SQL
8 34 (40.00%) TDD
9 33 (38.82%) Apache Camel
9 33 (38.82%) Open Source
10 32 (37.65%) Git (software)
10 32 (37.65%) Hibernate
11 31 (36.47%) JBoss
11 31 (36.47%) SOA
12 30 (35.29%) Maven
12 30 (35.29%) AngularJS
13 27 (31.76%) MongoDB
13 27 (31.76%) Linux
13 27 (31.76%) JavaScript
14 26 (30.59%) Docker
15 25 (29.41%) Open Source Development
15 25 (29.41%) QA
16 23 (27.06%) JIRA
16 23 (27.06%) Continuous Integration
16 23 (27.06%) Web Services
16 23 (27.06%) UML
16 23 (27.06%) OO
17 21 (24.71%) Subversion
18 20 (23.53%) ActiveMQ
18 20 (23.53%) Eclipse

Drools
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 31 (36.47%) JBoss
2 17 (20.00%) Tomcat
3 15 (17.65%) Apache
4 13 (15.29%) Oracle SOA Suite
5 12 (14.12%) Apache Solr
6 10 (11.76%) Apache Spark
7 8 (9.41%) Mule
7 8 (9.41%) nginx
8 6 (7.06%) Confluence
8 6 (7.06%) Mule ESB
9 4 (4.71%) OpenStack
10 2 (2.35%) Adobe Experience Manager
10 2 (2.35%) Apache ServiceMix
10 2 (2.35%) CMS
10 2 (2.35%) Drupal
10 2 (2.35%) Jetty
10 2 (2.35%) WebLogic
10 2 (2.35%) WebSphere
11 1 (1.18%) Oracle Coherence
Business Applications
1 1 (1.18%) Oracle BPM
Cloud Services
1 15 (17.65%) OpenShift
2 14 (16.47%) GitHub
3 9 (10.59%) Amazon AWS
4 5 (5.88%) Microsoft Azure
5 1 (1.18%) Cloud Computing
Communications & Networking
1 11 (12.94%) FTP
2 9 (10.59%) Internet
3 6 (7.06%) Kerberos
4 4 (4.71%) HTTP
5 3 (3.53%) SMS
6 2 (2.35%) HTTPS
6 2 (2.35%) SNMP
6 2 (2.35%) TCP/IP
Database & Business Intelligence
1 27 (31.76%) MongoDB
2 20 (23.53%) Big Data
2 20 (23.53%) Hadoop
3 18 (21.18%) PostgreSQL
4 17 (20.00%) NoSQL
5 10 (11.76%) MySQL
5 10 (11.76%) Neo4j
5 10 (11.76%) Pentaho
6 6 (7.06%) HBase
6 6 (7.06%) Redis
7 5 (5.88%) Blockchain
7 5 (5.88%) MariaDB
8 4 (4.71%) Relational Database
9 3 (3.53%) Oracle Database
10 2 (2.35%) Amazon DynamoDB
10 2 (2.35%) DataStax
10 2 (2.35%) Hazelcast
10 2 (2.35%) InterSystems Cache
10 2 (2.35%) Oracle Database 11g
Development Applications
1 42 (49.41%) Jenkins
2 32 (37.65%) Git (software)
3 30 (35.29%) Maven
4 23 (27.06%) JIRA
5 21 (24.71%) Subversion
6 20 (23.53%) Eclipse
7 17 (20.00%) Ant
8 15 (17.65%) JUnit
9 13 (15.29%) IntelliJ
10 11 (12.94%) Checkstyle
10 11 (12.94%) SoapUI
10 11 (12.94%) XMLUnit
11 10 (11.76%) Cucumber
11 10 (11.76%) Talend Open Studio
12 8 (9.41%) Hudson
13 7 (8.24%) Bitbucket
14 5 (5.88%) Selenium
15 2 (2.35%) CppUnit
15 2 (2.35%) Sonatype Nexus
15 2 (2.35%) XMLSpy
General
1 19 (22.35%) Finance
2 16 (18.82%) Banking
3 6 (7.06%) Retail
4 4 (4.71%) Military
5 3 (3.53%) Electronics
5 3 (3.53%) Investment Banking
5 3 (3.53%) Manufacturing
5 3 (3.53%) Marketing
5 3 (3.53%) Telecoms
6 2 (2.35%) Legal
7 1 (1.18%) Games
Job Titles
1 68 (80.00%) Developer
2 48 (56.47%) Java Developer
3 17 (20.00%) Software Developer
4 11 (12.94%) EAI Developer
4 11 (12.94%) SOA Developer
5 9 (10.59%) Big Data Developer
6 8 (9.41%) Architect
6 8 (9.41%) Java Software Developer
7 7 (8.24%) Big Data Engineer
8 6 (7.06%) Consultant
8 6 (7.06%) E-Commerce Architect
8 6 (7.06%) Java Consultant
9 5 (5.88%) Open Source Developer
9 5 (5.88%) Senior Developer
9 5 (5.88%) Senior Java Developer
10 4 (4.71%) Big Data Software Engineer
10 4 (4.71%) Developer/Software Engineer
10 4 (4.71%) DevOps Engineer
10 4 (4.71%) Digital Developer
10 4 (4.71%) Java Engineer
Libraries, Frameworks & Software Standards
1 44 (51.76%) Spring
2 33 (38.82%) Apache Camel
3 32 (37.65%) Hibernate
4 30 (35.29%) AngularJS
5 23 (27.06%) Web Services
6 20 (23.53%) ActiveMQ
6 20 (23.53%) HTML
6 20 (23.53%) XML
7 19 (22.35%) Node.js
8 17 (20.00%) jBPM
9 16 (18.82%) JMS
9 16 (18.82%) RESTful
10 14 (16.47%) JDBC
10 14 (16.47%) Middleware
10 14 (16.47%) XSD
11 13 (15.29%) CSS
11 13 (15.29%) REST
12 11 (12.94%) EJB
12 11 (12.94%) EJB 3.0
12 11 (12.94%) XSL
Miscellaneous
1 19 (22.35%) Greenfield Project
2 18 (21.18%) Computer Science
3 13 (15.29%) Enterprise Software
4 7 (8.24%) Internet of Things
5 6 (7.06%) Blog
6 4 (4.71%) Algorithms
6 4 (4.71%) Analytical Skills
7 3 (3.53%) Cyber Attack
7 3 (3.53%) Fintech
8 2 (2.35%) Mobile Banking
8 2 (2.35%) Reference Data
9 1 (1.18%) Management Information System
9 1 (1.18%) Virtual Team
Operating Systems
1 27 (31.76%) Linux
2 11 (12.94%) Ubuntu
3 10 (11.76%) CentOS
4 8 (9.41%) Unix
5 2 (2.35%) Windows
6 1 (1.18%) Debian
Processes & Methodologies
1 63 (74.12%) Agile Software Development
2 39 (45.88%) Scrum
3 36 (42.35%) Microservices
4 34 (40.00%) TDD
5 33 (38.82%) Open Source
6 31 (36.47%) SOA
7 25 (29.41%) Open Source Development
8 23 (27.06%) Continuous Integration
8 23 (27.06%) OO
8 23 (27.06%) UML
9 20 (23.53%) BDD
10 19 (22.35%) Software Engineering
11 16 (18.82%) SDLC
12 14 (16.47%) Unit Testing
13 13 (15.29%) Data Architecture
14 12 (14.12%) EAI
14 12 (14.12%) Use Case
15 11 (12.94%) Code Coverage
15 11 (12.94%) Fund Management
15 11 (12.94%) User Acceptance Testing
Programming Languages
1 75 (88.24%) Java
2 35 (41.18%) SQL
3 27 (31.76%) JavaScript
4 14 (16.47%) Python
5 12 (14.12%) PL/SQL
6 11 (12.94%) Groovy
6 11 (12.94%) T-SQL
6 11 (12.94%) XPath
7 10 (11.76%) Jython
8 6 (7.06%) C++
8 6 (7.06%) Scala
9 4 (4.71%) Ruby
10 2 (2.35%) C
10 2 (2.35%) C#
10 2 (2.35%) Go
10 2 (2.35%) PHP
10 2 (2.35%) Shell Script
Qualifications
1 18 (21.18%) Degree
2 13 (15.29%) Computer Science Degree
3 6 (7.06%) SC Cleared
3 6 (7.06%) Security Cleared
Quality Assurance & Compliance
1 25 (29.41%) QA
System Software
1 26 (30.59%) Docker
2 6 (7.06%) HDFS
3 5 (5.88%) Apache ZooKeeper
Systems Management
1 11 (12.94%) Ansible
2 9 (10.59%) Kubernetes
3 7 (8.24%) Puppet
4 6 (7.06%) Terraform
5 5 (5.88%) Opscode Chef
6 4 (4.71%) Galera Cluster
6 4 (4.71%) OpenNebula
7 2 (2.35%) Ambari
Vendors
1 18 (21.18%) Oracle
2 11 (12.94%) Red Hat
2 11 (12.94%) Solace
2 11 (12.94%) Sybase
3 10 (11.76%) Talend
4 8 (9.41%) MuleSoft
5 4 (4.71%) Alias
5 4 (4.71%) Google
6 3 (3.53%) ILOG
6 3 (3.53%) SAP
7 2 (2.35%) Adobe
7 2 (2.35%) Altova
7 2 (2.35%) Hortonworks
7 2 (2.35%) Microsoft
7 2 (2.35%) Splunk
8 1 (1.18%) Perforce