The table below looks at the statistics for Apache Solr skills in IT contracts advertised for the City of London region. Included is a guide to the contractor rates offered in IT contracts that have cited Apache Solr over the 3 months to 8 December 2016 with a comparison to the same period over the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
8 Dec 2016
Same period 2015 Same period 2014
Apache Solr
Rank 157 160 200
Rank change year-on-year
+3 +40
Contract jobs citing Apache Solr 10 1 10
As % of all contract IT jobs located in the City of London 0.31% 0.029% 0.17%
As % of the Application Platforms category 1.75% 0.19% 1.08%
Number of daily rates quoted 8 1 8
Median daily rate £463 £375 £450
Median daily rate % change year-on-year
+23.33% -16.66%
90% offered a daily rate of more than £414 £375 £329
10% offered a daily rate of more than £545 £375 £550
UK excluding London median daily rate £500 £425 £400
% change year-on-year
+17.64% +6.25%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -
Apache Solr
London

The following table is for comparison with the above and provides statistics for the entire Application Platforms category in contract jobs advertised in the City of London region.

Application Platforms Category
City of London
Contract IT job ads with a match in the
Application Platforms category
572 538 927
As % of all contract IT jobs located in the City of London 17.97% 15.61% 16.12%
Number of daily rates quoted 457 403 671
Median daily rate £475 £425 £380
Median daily rate % change year-on-year
+11.76% +11.84%
90% offered a daily rate of more than £338 £225 £223
10% offered a daily rate of more than £650 £620 £525
UK excluding London median daily rate £400 £390 £375
% change year-on-year
+2.56% +4.00%
Number of hourly rates quoted 9 5 20
Median hourly rate £19.00 £19.50 £15.00
Median hourly rate % change year-on-year
-2.56% +30.00%
90% offered a hourly rate of more than £13.00 £18.30 £13.38
10% offered a hourly rate of more than £115.50 £30.30 £20.00
UK excluding London median hourly rate £21.47 £17.50 £19.50
% change year-on-year
+22.65% -10.25%

Apache Solr
Jobs Demand Trend in the City of London

The demand trend of contract jobs across the City of London region citing Apache Solr as a proportion of all IT contracts with a match in the Application Platforms category.

Apache Solr Jobs Demand Trend in the City of London

Apache Solr
Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing Apache Solr across the City of London region.

Apache Solr Daily Rate Trend in the City of London

Apache Solr
Daily Rate Histogram in the City of London

This chart provides a histogram of daily rates quoted in contract IT jobs citing Apache Solr across the City of London region over the 3 months to 8 December 2016.

Apache Solr Daily Rate Histogram in the City of London

Apache Solr
Top 30 Related IT Skills in the City of London

For the 6 months to 8 December 2016, IT contractor jobs citing Apache Solr 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 City of London region with a requirement for Apache Solr.

1 11 (78.57%) Agile Software Development
2 9 (64.29%) Java
3 6 (42.86%) Web Services
3 6 (42.86%) Finance
3 6 (42.86%) Relational Database
4 5 (35.71%) HTML
4 5 (35.71%) OO
4 5 (35.71%) Apache
4 5 (35.71%) SQL
4 5 (35.71%) OOD
4 5 (35.71%) RESTful
4 5 (35.71%) NoSQL
4 5 (35.71%) MongoDB
4 5 (35.71%) HBase
4 5 (35.71%) Elasticsearch
5 4 (28.57%) Scala
5 4 (28.57%) jQuery
5 4 (28.57%) Git (software)
5 4 (28.57%) JavaScript
5 4 (28.57%) CSS
5 4 (28.57%) Banking
5 4 (28.57%) PostgreSQL
5 4 (28.57%) Ajax
5 4 (28.57%) JSON
6 3 (21.43%) Continuous Integration
6 3 (21.43%) Kanban
6 3 (21.43%) Lucene
6 3 (21.43%) TDD
6 3 (21.43%) SOAP
6 3 (21.43%) XML

Apache Solr
Top Related IT Skills in the City of 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 5 (35.71%) Apache
1 5 (35.71%) Elasticsearch
2 3 (21.43%) Adobe Experience Manager
2 3 (21.43%) Apache Spark
3 2 (14.29%) Apache Pig
4 1 (7.14%) Confluence
4 1 (7.14%) Drupal
4 1 (7.14%) MS Exchange
4 1 (7.14%) SharePoint
Business Applications
1 1 (7.14%) SAP Oil and Gas
Cloud Services
1 1 (7.14%) Amazon AWS
Communications & Networking
1 1 (7.14%) LDAP
Database & Business Intelligence
1 6 (42.86%) Relational Database
2 5 (35.71%) HBase
2 5 (35.71%) MongoDB
2 5 (35.71%) NoSQL
3 4 (28.57%) PostgreSQL
4 3 (21.43%) Apache Cassandra
4 3 (21.43%) Big Data
4 3 (21.43%) Hadoop
5 2 (14.29%) Apache Hive
5 2 (14.29%) Data Lake
5 2 (14.29%) Flink
5 2 (14.29%) MarkLogic
5 2 (14.29%) Neo4j
5 2 (14.29%) RDBMS
5 2 (14.29%) SimpleDB
6 1 (7.14%) Impala
6 1 (7.14%) MariaDB
6 1 (7.14%) MySQL
6 1 (7.14%) Redis
Development Applications
1 4 (28.57%) Git (software)
2 2 (14.29%) Cucumber
2 2 (14.29%) Jenkins
2 2 (14.29%) JUnit
2 2 (14.29%) Mockito
2 2 (14.29%) TestNG
3 1 (7.14%) Atlassian Bamboo
3 1 (7.14%) Gradle
3 1 (7.14%) JIRA
3 1 (7.14%) Subversion
General
1 6 (42.86%) Finance
2 4 (28.57%) Banking
3 2 (14.29%) Law
4 1 (7.14%) Electronics
4 1 (7.14%) Manufacturing
4 1 (7.14%) Marketing
4 1 (7.14%) Telecoms
Job Titles
1 11 (78.57%) Developer
2 6 (42.86%) Java Developer
3 2 (14.29%) Big Data Engineer
3 2 (14.29%) Data Engineer
3 2 (14.29%) Java Engineer
3 2 (14.29%) Node.js Developer
3 2 (14.29%) NoSQL Developer
3 2 (14.29%) Scala Developer
3 2 (14.29%) Solr Developer
4 1 (7.14%) Agile Developer
4 1 (7.14%) Apache Spark Developer
4 1 (7.14%) Cassandra Developer
4 1 (7.14%) E-Commerce Developer
4 1 (7.14%) Hadoop Developer
4 1 (7.14%) Java E-Commerce Developer
4 1 (7.14%) Java Hadoop Developer
4 1 (7.14%) Java Scala Developer
4 1 (7.14%) Senior Agile Developer
4 1 (7.14%) Senior Agile Java Developer
4 1 (7.14%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 6 (42.86%) Web Services
2 5 (35.71%) HTML
2 5 (35.71%) RESTful
3 4 (28.57%) Ajax
3 4 (28.57%) CSS
3 4 (28.57%) jQuery
3 4 (28.57%) JSON
4 3 (21.43%) AngularJS
4 3 (21.43%) Apache Felix
4 3 (21.43%) Apache Sling
4 3 (21.43%) Kafka
4 3 (21.43%) Lucene
4 3 (21.43%) OSGi
4 3 (21.43%) RabbitMQ
4 3 (21.43%) REST
4 3 (21.43%) SOAP
4 3 (21.43%) XML
5 2 (14.29%) Akka
5 2 (14.29%) Apache Thrift
5 2 (14.29%) Finagle
Miscellaneous
1 2 (14.29%) N-Tier
2 1 (7.14%) Analytical Skills
2 1 (7.14%) Statistics
Operating Systems
1 1 (7.14%) Linux
1 1 (7.14%) Windows
Processes & Methodologies
1 11 (78.57%) Agile Software Development
2 5 (35.71%) OO
2 5 (35.71%) OOD
3 3 (21.43%) Continuous Integration
3 3 (21.43%) Kanban
3 3 (21.43%) Microservices
3 3 (21.43%) Open Source
3 3 (21.43%) TDD
4 2 (14.29%) Continuous Delivery
4 2 (14.29%) DevOps
4 2 (14.29%) E-Commerce
4 2 (14.29%) MapReduce
4 2 (14.29%) Process Improvement
4 2 (14.29%) Scrum
4 2 (14.29%) Unit Testing
5 1 (7.14%) Business Intelligence
5 1 (7.14%) Digital Marketing
5 1 (7.14%) MVC
5 1 (7.14%) OOP
5 1 (7.14%) Software Engineering
Programming Languages
1 9 (64.29%) Java
2 5 (35.71%) SQL
3 4 (28.57%) JavaScript
3 4 (28.57%) Scala
4 3 (21.43%) Ruby
5 2 (14.29%) Groovy
5 2 (14.29%) Python
6 1 (7.14%) PHP
System Software
1 1 (7.14%) Active Directory
1 1 (7.14%) Docker
Systems Management
1 2 (14.29%) Hadoop YARN
2 1 (7.14%) Oozie
Vendors
1 3 (21.43%) Adobe
2 2 (14.29%) Hortonworks
2 2 (14.29%) Oracle
3 1 (7.14%) HP
3 1 (7.14%) Novell
3 1 (7.14%) SAP
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