Period
to 20 November 2017

The following table provides summary statistics for contract job vacancies advertised in England with a requirement for Drools skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Drools over the 6 months to 20 November 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Drools
UK > England
6 months to
20 Nov 2017
Same period 2016 Same period 2015
Rank 663 809 812
Rank change year-on-year +146 +3 +4
Contract jobs citing Drools 186 67 59
As % of all contract IT jobs advertised in England 0.20% 0.069% 0.056%
As % of the Libraries, Frameworks & Software Standards category 0.61% 0.23% 0.20%
Number of daily rates quoted 138 36 33
England median daily rate £550 £525 £450
Median daily rate % change year-on-year +4.76% +16.67% +10.43%
10th Percentile £419 £383 £327
90th Percentile £650 £625 £588
UK median daily rate £550 £400 £433
% change year-on-year +37.50% -7.51% +2.37%
Number of hourly rates quoted 0 0 0
England median hourly rate - - -
UK median hourly rate - - £58.50

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

All Software Libraries and Frameworks
England
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 30485 29636 30170
As % of all contract IT jobs advertised in England 32.41% 30.67% 28.87%
Number of daily rates quoted 21696 20704 20910
England median daily rate £463 £425 £413
Median daily rate % change year-on-year +8.82% +3.03% +3.13%
10th Percentile £313 £300 £275
90th Percentile £625 £588 £588
UK median daily rate £450 £425 £410
% change year-on-year +5.88% +3.66% +2.50%
Number of hourly rates quoted 369 342 509
England median hourly rate £40.00 £37.50 £37.50
Median hourly rate % change year-on-year +6.67% - +10.29%
10th Percentile £18.70 £14.56 £14.98
90th Percentile £52.50 £50.00 £52.50
UK median hourly rate £40.00 £37.50 £37.50
% change year-on-year +6.67% - +8.70%

Drools
Job Vacancy Trend in England

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

Job vacancy trend for Drools in England

Drools
Contractor Daily Rate Trend in England

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Drools in England.

Contractor daily rate trend for Drools in England

Drools
Contractor Daily Rate Histogram in England

The daily rate distribution of IT jobs citing Drools in England over the 6 months to 20 November 2017.

Contractor daily rate histogram for Drools in England

Drools
Contractor Hourly Rate Trend in England

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Drools in England.

Contractor hourly rate trend for Drools in England

Drools
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Drools within the England region over the 6 months to 20 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
London +82 151 £550 +10.00% 2
South East +18 21 £488 -7.14% 1
North of England +70 12 £550 +29.41% 1
North West - 7 £627 - 1
Yorkshire +19 5 £475 +11.76%
West Midlands +22 1 £350 -6.67%
Midlands +18 1 £350 -6.67%
South West +11 1 £688 +28.50%
Drools
UK

For the 6 months to 20 November 2017, IT contractor jobs citing Drools also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the England region with a requirement for Drools.

1 172 (92.47%) Java
2 132 (70.97%) REST
3 131 (70.43%) Microservices
4 112 (60.22%) Agile Software Development
5 107 (57.53%) JIRA
6 101 (54.30%) Confluence
7 89 (47.85%) Maven
8 88 (47.31%) Spring
9 85 (45.70%) Security Cleared
10 82 (44.09%) Big Data
11 80 (43.01%) Apache Spark
12 79 (42.47%) TDD
13 75 (40.32%) Hadoop
14 73 (39.25%) BDD
14 73 (39.25%) JUnit
15 71 (38.17%) Cucumber
15 71 (38.17%) Kafka
15 71 (38.17%) Data Architecture
16 70 (37.63%) HBase
16 70 (37.63%) Spring Boot
16 70 (37.63%) HDFS
16 70 (37.63%) Kerberos
17 68 (36.56%) JMS
18 67 (36.02%) Hibernate
19 66 (35.48%) SC Cleared
19 66 (35.48%) Apache Solr
20 63 (33.87%) RESTful
20 63 (33.87%) Scrum
20 63 (33.87%) Java EE
20 63 (33.87%) Unix

Drools
Co-occurring IT Skills in England 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
1 101 (54.30%) Confluence
2 80 (43.01%) Apache Spark
3 66 (35.48%) Apache Solr
4 50 (26.88%) WildFly
5 30 (16.13%) Apache
6 24 (12.90%) JBoss
7 22 (11.83%) Tomcat
8 11 (5.91%) Oracle SOA Suite
9 3 (1.61%) Elasticsearch
9 3 (1.61%) Jetty
Applications
1 1 (0.54%) Microsoft Excel
Business Applications
1 1 (0.54%) BusinessWorks
Cloud Services
1 16 (8.60%) Amazon AWS
2 15 (8.06%) GitHub
3 10 (5.38%) OpenShift
4 2 (1.08%) Microsoft Azure
Communications & Networking
1 70 (37.63%) Kerberos
2 10 (5.38%) FTP
3 4 (2.15%) SMS
Database & Business Intelligence
1 82 (44.09%) Big Data
2 75 (40.32%) Hadoop
3 70 (37.63%) HBase
4 61 (32.80%) Relational Database
5 50 (26.88%) PostgreSQL
5 50 (26.88%) RDBMS
6 16 (8.60%) NoSQL
7 15 (8.06%) DataStax
7 15 (8.06%) MySQL
8 14 (7.53%) MongoDB
9 10 (5.38%) Redis
10 5 (2.69%) MariaDB
11 4 (2.15%) Amazon DynamoDB
12 1 (0.54%) Neo4j
12 1 (0.54%) Pentaho
12 1 (0.54%) SQL Server
Development Applications
1 107 (57.53%) JIRA
2 89 (47.85%) Maven
3 73 (39.25%) JUnit
4 71 (38.17%) Cucumber
5 60 (32.26%) Checkstyle
6 59 (31.72%) Git (software)
6 59 (31.72%) Mockito
7 53 (28.49%) Vagrant
8 50 (26.88%) Liquibase
8 50 (26.88%) SonarQube
9 34 (18.28%) Jenkins
10 27 (14.52%) Eclipse
11 22 (11.83%) IntelliJ
12 21 (11.29%) Subversion
13 15 (8.06%) Ant
14 11 (5.91%) GitLab
15 10 (5.38%) SoapUI
15 10 (5.38%) XMLUnit
16 6 (3.23%) Gradle
16 6 (3.23%) NUnit
General
1 38 (20.43%) Finance
2 20 (10.75%) Banking
3 10 (5.38%) Electronics
3 10 (5.38%) Investment Banking
3 10 (5.38%) Manufacturing
3 10 (5.38%) Marketing
3 10 (5.38%) Telecoms
4 6 (3.23%) Front Office
5 5 (2.69%) Retail
Job Titles
1 125 (67.20%) Developer
2 102 (54.84%) Java Developer
3 40 (21.51%) Data Engineer
4 30 (16.13%) Big Data Engineer
5 23 (12.37%) SC Cleared Java Developer
6 17 (9.14%) Hadoop Engineer
7 16 (8.60%) Big Data Developer
8 15 (8.06%) Senior Data Engineer
9 14 (7.53%) Angular Developer
10 9 (4.84%) Architect
11 8 (4.30%) C# Developer
11 8 (4.30%) Full Stack Developer
11 8 (4.30%) Lead Developer
11 8 (4.30%) Lead Java Developer
11 8 (4.30%) Senior Developer
11 8 (4.30%) Senior Hadoop Engineer
11 8 (4.30%) Senior Java Developer
12 7 (3.76%) JavaScript Developer
13 6 (3.23%) Data Architect
13 6 (3.23%) Hadoop Developer
Libraries, Frameworks & Software Standards
1 132 (70.97%) REST
2 88 (47.31%) Spring
3 71 (38.17%) Kafka
4 70 (37.63%) Spring Boot
5 68 (36.56%) JMS
6 67 (36.02%) Hibernate
7 63 (33.87%) Java EE
7 63 (33.87%) RESTful
8 57 (30.65%) Apache Camel
9 53 (28.49%) JAX-RS
9 53 (28.49%) WireMock
10 50 (26.88%) Lambda Expressions
11 30 (16.13%) AngularJS
12 28 (15.05%) React
13 20 (10.75%) HTML
14 17 (9.14%) Web Services
15 15 (8.06%) TinkerPop
16 14 (7.53%) CSS
16 14 (7.53%) KnockoutJS
17 13 (6.99%) jBPM
Miscellaneous
1 50 (26.88%) Linux Command Line
2 48 (25.81%) Algorithms
3 10 (5.38%) Analytical Skills
3 10 (5.38%) Greenfield Project
4 9 (4.84%) Enterprise Software
5 6 (3.23%) Foreign Exchange (FX)
6 3 (1.61%) Equities
6 3 (1.61%) Fixed Income
7 1 (0.54%) Data Structures
7 1 (0.54%) SWIFT
Operating Systems
1 63 (33.87%) Unix
2 53 (28.49%) VMS
3 30 (16.13%) Linux
4 9 (4.84%) Ubuntu
5 8 (4.30%) Debian
6 1 (0.54%) CentOS
Processes & Methodologies
1 131 (70.43%) Microservices
2 112 (60.22%) Agile Software Development
3 79 (42.47%) TDD
4 73 (39.25%) BDD
5 71 (38.17%) Data Architecture
6 63 (33.87%) Scrum
7 61 (32.80%) OO
8 53 (28.49%) CQRS
8 53 (28.49%) Dependency Injection
8 53 (28.49%) Domain-Driven Design
9 52 (27.96%) Test Automation
10 50 (26.88%) OOA/OOD
11 17 (9.14%) Unit Testing
12 15 (8.06%) SOA
13 14 (7.53%) Business Intelligence
14 13 (6.99%) Pair Programming
15 12 (6.45%) Continuous Integration
16 10 (5.38%) Digital Marketing
16 10 (5.38%) Programme Management
16 10 (5.38%) Use Case
Programming Languages
1 172 (92.47%) Java
2 50 (26.88%) JPQL
3 45 (24.19%) SQL
4 28 (15.05%) JavaScript
5 13 (6.99%) Python
6 12 (6.45%) C#
7 11 (5.91%) Scala
8 10 (5.38%) PL/SQL
8 10 (5.38%) T-SQL
8 10 (5.38%) XPath
9 4 (2.15%) Groovy
10 2 (1.08%) C++
11 1 (0.54%) C
11 1 (0.54%) Jython
Qualifications
1 85 (45.70%) Security Cleared
2 66 (35.48%) SC Cleared
3 6 (3.23%) BPSS Clearance
3 6 (3.23%) DBS Check
4 1 (0.54%) CTC Cleared
4 1 (0.54%) DV Cleared
Quality Assurance & Compliance
1 9 (4.84%) QA
2 1 (0.54%) Data Quality
2 1 (0.54%) Disclosure Scotland
System Software
1 70 (37.63%) HDFS
2 58 (31.18%) Apache ZooKeeper
2 58 (31.18%) Docker
Systems Management
1 49 (26.34%) Ansible
1 49 (26.34%) Kubernetes
2 46 (24.73%) Terraform
3 7 (3.76%) Puppet
4 5 (2.69%) Galera Cluster
4 5 (2.69%) OpenNebula
5 4 (2.15%) Ambari
6 3 (1.61%) Cobbler
6 3 (1.61%) Opscode Chef
Vendors
1 16 (8.60%) Oracle
2 15 (8.06%) Hortonworks
3 10 (5.38%) SAP
3 10 (5.38%) Solace
3 10 (5.38%) Sybase
4 6 (3.23%) Google
5 4 (2.15%) MuleSoft
6 3 (1.61%) Red Hat
7 1 (0.54%) Cloudera
7 1 (0.54%) Microsoft
7 1 (0.54%) Talend
7 1 (0.54%) TIBCO