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 3 months to 23 June 2017 with a comparison to the same period in the previous 2 years.

Drools
England / London
3 months to
23 Jun 2017
Same period 2016 Same period 2015
Rank 588 612 663
Rank change year-on-year +24 +51  
Permanent jobs citing Drools 27 20 25
As % of all permanent IT jobs advertised in London 0.074% 0.050% 0.056%
As % of the Libraries, Frameworks & Software Standards category 0.18% 0.12% 0.15%
Number of salaries quoted 21 18 23
Median salary £60,000 £56,500 £57,500
Median salary % change year-on-year +6.19% -1.73%  
90% offered a salary of more than £55,000 £47,500 £43,000
10% offered a salary of more than £77,500 £75,000 £72,500
UK excluding London median salary £40,000 £62,500 £40,000
% change year-on-year -36.00% +56.25%  

Drools 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 London with a requirement for industry standards, technical specifications and software library and framework skills.

Software Library & Framework Skills
London
Permanent job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 14800 16191 17054
As % of all permanent IT job vacancies advertised in London 40.41% 40.46% 37.98%
Number of salaries quoted 12260 14290 14681
Median salary £58,500 £55,000 £55,000
Median salary % change year-on-year +6.36% -  
90% offered a salary of more than £40,000 £38,000 £35,000
10% offered a salary of more than £80,000 £75,000 £77,500
UK excluding London median salary £42,500 £40,000 £40,000
% change year-on-year +6.25% -  

Drools
Job Vacancy Trend in London

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

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 3 months to 23 June 2017.

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 3 months to 23 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London +23 5 £63,000 +14.54%
Drools
England

For the 6 months to 23 June 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 across the London region with a requirement for Drools.

1 81 (97.59%) Java
2 60 (72.29%) Jenkins
3 58 (69.88%) Web Services
4 54 (65.06%) Ant
4 54 (65.06%) Maven
5 53 (63.86%) Subversion
5 53 (63.86%) SQL
5 53 (63.86%) JMS
6 50 (60.24%) JBoss
7 49 (59.04%) Agile Software Development
8 46 (55.42%) SOA
9 44 (53.01%) Hibernate
10 42 (50.60%) XML
11 40 (48.19%) Finance
12 38 (45.78%) UML
13 37 (44.58%) JUnit
13 37 (44.58%) Oracle
13 37 (44.58%) Eclipse
14 36 (43.37%) XSD
14 36 (43.37%) Microservices
15 33 (39.76%) Solace
15 33 (39.76%) FTP
16 31 (37.35%) Spring
16 31 (37.35%) Software Engineering
17 29 (34.94%) Banking
18 28 (33.73%) Apache Camel
18 28 (33.73%) Multithreading
19 27 (32.53%) EAI
20 26 (31.33%) Linux
20 26 (31.33%) Continuous Integration

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 50 (60.24%) JBoss
2 25 (30.12%) nginx
3 19 (22.89%) Jetty
3 19 (22.89%) Tomcat
3 19 (22.89%) WebLogic
3 19 (22.89%) WebSphere
4 17 (20.48%) Oracle SOA Suite
5 12 (14.46%) Oracle Workflow
6 6 (7.23%) Apache Solr
6 6 (7.23%) Apache Spark
6 6 (7.23%) Mule
6 6 (7.23%) Mule ESB
6 6 (7.23%) OpenStack
7 1 (1.20%) Apache
7 1 (1.20%) Oracle Coherence
Business Applications
1 1 (1.20%) Oracle BPM
Cloud Services
1 23 (27.71%) OpenShift
2 6 (7.23%) GitHub
3 2 (2.41%) Amazon AWS
Communications & Networking
1 33 (39.76%) FTP
2 7 (8.43%) HTTP
2 7 (8.43%) HTTPS
2 7 (8.43%) SNMP
2 7 (8.43%) TCP/IP
3 1 (1.20%) SMS
Database & Business Intelligence
1 21 (25.30%) Relational Database
2 19 (22.89%) InterSystems Cache
2 19 (22.89%) MySQL
2 19 (22.89%) Oracle Database
2 19 (22.89%) Oracle Database 11g
2 19 (22.89%) PostgreSQL
3 12 (14.46%) MongoDB
4 6 (7.23%) Big Data
4 6 (7.23%) Hadoop
5 2 (2.41%) Blockchain
5 2 (2.41%) Hazelcast
Development Applications
1 60 (72.29%) Jenkins
2 54 (65.06%) Ant
2 54 (65.06%) Maven
3 53 (63.86%) Subversion
4 37 (44.58%) Eclipse
4 37 (44.58%) JUnit
5 25 (30.12%) Git (software)
5 25 (30.12%) Hudson
6 19 (22.89%) Sonatype Nexus
7 18 (21.69%) IntelliJ
8 17 (20.48%) Checkstyle
8 17 (20.48%) SoapUI
8 17 (20.48%) XMLUnit
9 16 (19.28%) FitNesse
10 12 (14.46%) Talend Open Studio
11 7 (8.43%) CppUnit
11 7 (8.43%) GDB
11 7 (8.43%) Valgrind
11 7 (8.43%) XMLSpy
12 6 (7.23%) JIRA
General
1 40 (48.19%) Finance
2 29 (34.94%) Banking
3 8 (9.64%) Retail
4 3 (3.61%) Investment Banking
5 2 (2.41%) Legal
5 2 (2.41%) Retail Banking
Job Titles
1 58 (69.88%) Developer
2 44 (53.01%) Java Developer
3 17 (20.48%) SOA Developer
3 17 (20.48%) Software Engineer
4 14 (16.87%) Lead Developer
5 12 (14.46%) Automation Developer
5 12 (14.46%) EAI Developer
5 12 (14.46%) Senior Software Engineer
6 11 (13.25%) Consultant
6 11 (13.25%) Java Consultant
7 8 (9.64%) Architect
8 7 (8.43%) Java Engineer
8 7 (8.43%) Java Software Engineer
8 7 (8.43%) Lead Java Developer
8 7 (8.43%) Senior Java Engineer
8 7 (8.43%) Senior Java Software Engineer
9 6 (7.23%) E-Commerce Architect
10 5 (6.02%) Big Data Developer
10 5 (6.02%) Big Data Engineer
10 5 (6.02%) Developer/Software Engineer
Libraries, Frameworks & Software Standards
1 58 (69.88%) Web Services
2 53 (63.86%) JMS
3 44 (53.01%) Hibernate
4 42 (50.60%) XML
5 36 (43.37%) XSD
6 31 (37.35%) Spring
7 28 (33.73%) Apache Camel
8 25 (30.12%) HTML
8 25 (30.12%) RESTful
9 23 (27.71%) J2EE
10 22 (26.51%) JPA
11 21 (25.30%) JRules
12 20 (24.10%) JSP
12 20 (24.10%) REST
13 19 (22.89%) Apache OpenJPA
13 19 (22.89%) CSS
13 19 (22.89%) DOM
13 19 (22.89%) JAX-WS
13 19 (22.89%) SOAP
13 19 (22.89%) XSLT
Miscellaneous
1 25 (30.12%) Enterprise Software
2 23 (27.71%) Greenfield Project
3 9 (10.84%) Analytical Skills
4 7 (8.43%) Computer Science
5 6 (7.23%) Blog
6 3 (3.61%) User Experience
7 2 (2.41%) Mobile Banking
7 2 (2.41%) Reference Data
8 1 (1.20%) Management Information System
8 1 (1.20%) Virtual Team
Operating Systems
1 26 (31.33%) Linux
2 19 (22.89%) Windows
3 13 (15.66%) Unix
Processes & Methodologies
1 49 (59.04%) Agile Software Development
2 46 (55.42%) SOA
3 38 (45.78%) UML
4 36 (43.37%) Microservices
5 31 (37.35%) Software Engineering
6 28 (33.73%) Multithreading
7 27 (32.53%) EAI
8 26 (31.33%) Continuous Integration
9 25 (30.12%) Investment Management
9 25 (30.12%) OO
10 22 (26.51%) Workflow
11 21 (25.30%) ETL
12 19 (22.89%) Analytics
12 19 (22.89%) AOP
12 19 (22.89%) API Design
12 19 (22.89%) BPMN
12 19 (22.89%) Fund Management
12 19 (22.89%) RUP
12 19 (22.89%) Use Case
13 18 (21.69%) Enterprise Architecture
Programming Languages
1 81 (97.59%) Java
2 53 (63.86%) SQL
3 26 (31.33%) Groovy
4 25 (30.12%) JavaScript
5 20 (24.10%) C++
6 19 (22.89%) Shell Script
7 17 (20.48%) PL/SQL
7 17 (20.48%) T-SQL
7 17 (20.48%) XPath
8 7 (8.43%) C
8 7 (8.43%) C#
8 7 (8.43%) Go
8 7 (8.43%) Python
8 7 (8.43%) Ruby
8 7 (8.43%) Scala
9 1 (1.20%) R
Qualifications
1 7 (8.43%) Degree
2 5 (6.02%) Computer Science Degree
Quality Assurance & Compliance
1 24 (28.92%) QA
System Software
1 6 (7.23%) Docker
Systems Management
1 6 (7.23%) Kubernetes
Vendors
1 37 (44.58%) Oracle
2 33 (39.76%) Solace
3 22 (26.51%) ILOG
4 19 (22.89%) Altova
4 19 (22.89%) Splunk
5 17 (20.48%) Sybase
6 15 (18.07%) Red Hat
7 12 (14.46%) Fiorano
7 12 (14.46%) Talend
7 12 (14.46%) WSO2
8 7 (8.43%) Google
9 6 (7.23%) MuleSoft
10 4 (4.82%) Alias
11 2 (2.41%) Informatica
11 2 (2.41%) Pega
12 1 (1.20%) Perforce
Croydon, Surrey
People Source Consulting
Salary: £500 - £600 per day
Posted: Yesterday