Period
to 17 November 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 17 November 2017 with a comparison to the same period in the previous 2 years.

Drools
UK
6 months to
17 Nov 2017
Same period 2016 Same period 2015
Rank 1109 1106 1171
Rank change year-on-year -3 +65 +66
Permanent jobs citing Drools 94 118 121
As % of all permanent IT jobs advertised in the UK 0.052% 0.062% 0.055%
As % of the Libraries, Frameworks & Software Standards category 0.13% 0.16% 0.15%
Number of salaries quoted 55 83 76
UK median annual salary £55,000 £50,000 £52,500
Median salary % change year-on-year +10.00% -4.76% +5.00%
10th Percentile £32,500 £37,500 £32,000
90th Percentile £71,250 £72,250 £75,000
UK excluding London median annual salary £40,000 £55,000 £40,000
% change year-on-year -27.27% +37.50% -20.00%

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 72262 74099 83263
As % of all permanent IT jobs advertised in the UK 40.11% 38.97% 37.97%
Number of salaries quoted 60024 64274 71181
UK median annual salary £50,000 £47,500 £45,000
Median salary % change year-on-year +5.26% +5.56% +1.12%
10th Percentile £29,750 £28,750 £27,500
90th Percentile £77,500 £76,250 £73,750
UK excluding London median annual salary £42,500 £42,000 £40,000
% change year-on-year +1.19% +5.00% -

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 17 November 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 17 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +55 80 £55,000 - 2
UK excluding London +16 55 £40,000 -27.27% 7
London +16 39 £60,000 +26.32% 1
South East +36 29 £40,000 -15.79%
Scotland -19 14 £47,500 -1.55% 6
North of England - 10 £55,000 - 1
North West - 9 £55,000 - 1
Midlands +47 2 £55,000 +56.03%
West Midlands +16 2 £55,000 +56.03%
Yorkshire - 1 £65,000 -

For the 6 months to 17 November 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 81 (86.17%) Java
2 73 (77.66%) Agile Software Development
3 51 (54.26%) Scrum
4 48 (51.06%) Spring
5 42 (44.68%) SQL
5 42 (44.68%) Jenkins
6 41 (43.62%) Microservices
7 40 (42.55%) Maven
8 39 (41.49%) TDD
9 36 (38.30%) AngularJS
10 34 (36.17%) Apache Camel
11 33 (35.11%) Open Source
12 32 (34.04%) Hibernate
13 31 (32.98%) Linux
14 30 (31.91%) JavaScript
15 29 (30.85%) Finance
16 28 (29.79%) Git (software)
17 27 (28.72%) JBoss
18 26 (27.66%) jBPM
18 26 (27.66%) BDD
18 26 (27.66%) Docker
19 25 (26.60%) Open Source Development
19 25 (26.60%) PostgreSQL
19 25 (26.60%) Oracle
20 24 (25.53%) Eclipse
20 24 (25.53%) Subversion
21 23 (24.47%) Tomcat
21 23 (24.47%) UML
21 23 (24.47%) XML
21 23 (24.47%) Hadoop

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 27 (28.72%) JBoss
2 23 (24.47%) Tomcat
3 21 (22.34%) Apache
4 13 (13.83%) Oracle SOA Suite
5 9 (9.57%) Apache Solr
5 9 (9.57%) Apache Spark
6 8 (8.51%) Confluence
7 5 (5.32%) Oracle Coherence
8 3 (3.19%) Jetty
8 3 (3.19%) nginx
8 3 (3.19%) WebLogic
8 3 (3.19%) WebSphere
9 2 (2.13%) Adobe Experience Manager
9 2 (2.13%) Apache ServiceMix
9 2 (2.13%) CMS
9 2 (2.13%) Drupal
9 2 (2.13%) Mule
Business Applications
1 1 (1.06%) Oracle BPM
Cloud Services
1 11 (11.70%) Amazon AWS
1 11 (11.70%) OpenShift
2 10 (10.64%) GitHub
3 5 (5.32%) Microsoft Azure
4 1 (1.06%) Cloud Computing
4 1 (1.06%) PaaS
Communications & Networking
1 11 (11.70%) FTP
1 11 (11.70%) Internet
2 9 (9.57%) Kerberos
3 5 (5.32%) HTTP
4 4 (4.26%) SMS
5 3 (3.19%) HTTPS
5 3 (3.19%) SNMP
5 3 (3.19%) TCP/IP
Database & Business Intelligence
1 25 (26.60%) PostgreSQL
2 23 (24.47%) Hadoop
3 22 (23.40%) MongoDB
4 21 (22.34%) Big Data
5 20 (21.28%) NoSQL
6 17 (18.09%) MySQL
7 14 (14.89%) Neo4j
7 14 (14.89%) Pentaho
8 9 (9.57%) HBase
9 8 (8.51%) Blockchain
10 7 (7.45%) MariaDB
10 7 (7.45%) Redis
11 5 (5.32%) DataStax
11 5 (5.32%) InterSystems Cache
11 5 (5.32%) Relational Database
12 4 (4.26%) Amazon DynamoDB
12 4 (4.26%) Oracle Database
13 3 (3.19%) Oracle Database 11g
14 2 (2.13%) Hazelcast
15 1 (1.06%) ArangoDB
Development Applications
1 42 (44.68%) Jenkins
2 40 (42.55%) Maven
3 28 (29.79%) Git (software)
4 24 (25.53%) Eclipse
4 24 (25.53%) Subversion
5 21 (22.34%) JIRA
6 18 (19.15%) JUnit
7 17 (18.09%) Ant
8 14 (14.89%) Talend Open Studio
9 13 (13.83%) Cucumber
10 11 (11.70%) IntelliJ
11 10 (10.64%) Checkstyle
12 9 (9.57%) SoapUI
12 9 (9.57%) XMLUnit
13 5 (5.32%) Bitbucket
13 5 (5.32%) Mockito
13 5 (5.32%) Selenium
14 4 (4.26%) EasyMock
15 3 (3.19%) CppUnit
15 3 (3.19%) Valgrind
General
1 29 (30.85%) Finance
2 16 (17.02%) Banking
3 4 (4.26%) Investment Banking
3 4 (4.26%) Military
4 3 (3.19%) Electronics
4 3 (3.19%) Front Office
4 3 (3.19%) Manufacturing
4 3 (3.19%) Marketing
4 3 (3.19%) Telecoms
5 2 (2.13%) Legal
6 1 (1.06%) Games
6 1 (1.06%) Retail
Job Titles
1 79 (84.04%) Developer
2 56 (59.57%) Java Developer
3 14 (14.89%) Software Developer
4 10 (10.64%) Big Data Developer
5 9 (9.57%) EAI Developer
5 9 (9.57%) Java Software Developer
5 9 (9.57%) Senior Developer
5 9 (9.57%) Senior Java Developer
5 9 (9.57%) SOA Developer
6 7 (7.45%) Open Source Developer
7 5 (5.32%) DevOps Engineer
7 5 (5.32%) Digital Developer
7 5 (5.32%) Java Engineer
8 3 (3.19%) C++ Developer
8 3 (3.19%) Consultant
8 3 (3.19%) Graduate Developer
8 3 (3.19%) Graduate Java Developer
8 3 (3.19%) Java Consultant
8 3 (3.19%) Java Web Developer
8 3 (3.19%) Web Developer
Libraries, Frameworks & Software Standards
1 48 (51.06%) Spring
2 36 (38.30%) AngularJS
3 34 (36.17%) Apache Camel
4 32 (34.04%) Hibernate
5 26 (27.66%) jBPM
6 23 (24.47%) XML
7 21 (22.34%) ActiveMQ
7 21 (22.34%) JMS
8 20 (21.28%) HTML
9 19 (20.21%) CSS
10 18 (19.15%) Node.js
11 17 (18.09%) REST
11 17 (18.09%) Web Services
12 16 (17.02%) Java EE
13 14 (14.89%) Apache CXF
13 14 (14.89%) D3.js
13 14 (14.89%) KnockoutJS
13 14 (14.89%) React
13 14 (14.89%) XSD
14 13 (13.83%) Polymer
Miscellaneous
1 18 (19.15%) Greenfield Project
2 15 (15.96%) Computer Science
3 12 (12.77%) Enterprise Software
4 9 (9.57%) Internet of Things
5 6 (6.38%) Algorithms
5 6 (6.38%) Analytical Skills
6 4 (4.26%) Fintech
7 2 (2.13%) Fixed Income
7 2 (2.13%) Mobile Banking
7 2 (2.13%) Reference Data
8 1 (1.06%) Management Information System
8 1 (1.06%) Virtual Team
Operating Systems
1 31 (32.98%) Linux
2 19 (20.21%) Ubuntu
3 14 (14.89%) CentOS
4 13 (13.83%) Unix
5 5 (5.32%) Debian
6 3 (3.19%) Windows
Processes & Methodologies
1 73 (77.66%) Agile Software Development
2 51 (54.26%) Scrum
3 41 (43.62%) Microservices
4 39 (41.49%) TDD
5 33 (35.11%) Open Source
6 26 (27.66%) BDD
7 25 (26.60%) Open Source Development
8 23 (24.47%) UML
9 22 (23.40%) SOA
10 21 (22.34%) Continuous Integration
10 21 (22.34%) OO
11 14 (14.89%) Analytics
11 14 (14.89%) Unit Testing
12 12 (12.77%) Web Development
13 11 (11.70%) DevOps
13 11 (11.70%) SDLC
13 11 (11.70%) Software Engineering
14 10 (10.64%) Code Coverage
14 10 (10.64%) OOA/OOD
14 10 (10.64%) Sequence Diagram
Programming Languages
1 81 (86.17%) Java
2 42 (44.68%) SQL
3 30 (31.91%) JavaScript
4 21 (22.34%) Python
5 14 (14.89%) Jython
6 12 (12.77%) PL/SQL
7 11 (11.70%) T-SQL
8 10 (10.64%) XPath
9 9 (9.57%) Scala
10 7 (7.45%) Groovy
10 7 (7.45%) Shell Script
11 5 (5.32%) Ruby
12 3 (3.19%) C
12 3 (3.19%) C#
12 3 (3.19%) C++
12 3 (3.19%) Go
13 2 (2.13%) PHP
Qualifications
1 15 (15.96%) Degree
2 10 (10.64%) Computer Science Degree
3 9 (9.57%) SC Cleared
3 9 (9.57%) Security Cleared
Quality Assurance & Compliance
1 20 (21.28%) QA
System Software
1 26 (27.66%) Docker
2 9 (9.57%) HDFS
3 7 (7.45%) Apache ZooKeeper
4 4 (4.26%) GridGain
Systems Management
1 13 (13.83%) Ansible
2 8 (8.51%) Terraform
3 7 (7.45%) Kubernetes
3 7 (7.45%) Puppet
4 5 (5.32%) Galera Cluster
4 5 (5.32%) OpenNebula
4 5 (5.32%) Opscode Chef
5 2 (2.13%) Ambari
Vendors
1 25 (26.60%) Oracle
2 15 (15.96%) Solace
3 14 (14.89%) Talend
4 11 (11.70%) Sybase
5 5 (5.32%) Google
5 5 (5.32%) Hortonworks
6 4 (4.26%) ILOG
6 4 (4.26%) TIBCO
7 3 (3.19%) Altova
7 3 (3.19%) Red Hat
7 3 (3.19%) SAP
7 3 (3.19%) Splunk
8 2 (2.13%) Adobe
8 2 (2.13%) Microsoft
8 2 (2.13%) MuleSoft
9 1 (1.06%) Perforce