Period
to 23 November 2017

The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for Lucene skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Lucene over the 6 months to 23 November 2017 with a comparison to the same period in the previous 2 years.

Apache Lucene
Central London > City of London
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 297 300 363
Rank change year-on-year +3 +63 +81
Permanent jobs citing Lucene 24 48 45
As % of all permanent IT jobs advertised in the City of London 0.23% 0.41% 0.26%
As % of the Libraries, Frameworks & Software Standards category 0.59% 1.00% 0.73%
Number of salaries quoted 24 41 39
City of London median annual salary £65,000 £60,000 £75,000
Median salary % change year-on-year +8.33% -20.00% +62.16%
10th Percentile £52,500 £52,500 £55,050
90th Percentile £75,125 £77,500 £90,500
Central London median annual salary £65,000 £60,000 £75,000
% change year-on-year +8.33% -20.00% +62.16%

Lucene 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 advertised in the City of London with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
City of London
Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 4092 4803 6157
As % of all permanent IT jobs advertised in the City of London 40.02% 41.23% 36.24%
Number of salaries quoted 3685 4433 5335
City of London median annual salary £62,500 £60,000 £57,500
Median salary % change year-on-year +4.17% +4.35% +4.55%
10th Percentile £40,000 £38,250 £36,250
90th Percentile £90,000 £87,500 £86,150
Central London median annual salary £60,000 £57,500 £57,500
% change year-on-year +4.35% - +4.55%

Lucene
Job Vacancy Trend in the City of London

Job postings citing Lucene as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Lucene in the City of London

Lucene
Salary Trend in the City of London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Lucene in the City of London.

Salary trend for Lucene in the City of London

Lucene
Salary Histogram in the City of London

The salary distribution of IT jobs citing Lucene in the City of London over the 6 months to 23 November 2017.

Salary histogram for Lucene in the City of London

For the 6 months to 23 November 2017, IT jobs citing Lucene 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 City of London region with a requirement for Lucene.

1 24 (100.00%) Java
2 23 (95.83%) Agile Software Development
3 19 (79.17%) Python
4 18 (75.00%) NoSQL
4 18 (75.00%) Big Data
5 17 (70.83%) Amazon AWS
6 13 (54.17%) TDD
6 13 (54.17%) Scrum
6 13 (54.17%) Apache Solr
7 12 (50.00%) SQL
8 11 (45.83%) SQL Server
8 11 (45.83%) Google
8 11 (45.83%) Continuous Integration
8 11 (45.83%) Elasticsearch
8 11 (45.83%) MongoDB
9 10 (41.67%) Couchbase
9 10 (41.67%) AngularJS
9 10 (41.67%) Opscode Chef
9 10 (41.67%) Enterprise Software
9 10 (41.67%) Ansible
9 10 (41.67%) Puppet
9 10 (41.67%) Web Development
9 10 (41.67%) Multithreading
9 10 (41.67%) Kanban
9 10 (41.67%) UML
9 10 (41.67%) OO
9 10 (41.67%) MySQL
9 10 (41.67%) Oracle
9 10 (41.67%) Apache Spark
9 10 (41.67%) React

Lucene
Co-occurring 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 13 (54.17%) Apache Solr
2 11 (45.83%) Elasticsearch
3 10 (41.67%) Apache Spark
4 9 (37.50%) JBoss
4 9 (37.50%) Jetty
4 9 (37.50%) OpenStack
4 9 (37.50%) Tomcat
4 9 (37.50%) WebLogic
4 9 (37.50%) WebSphere
4 9 (37.50%) WebSphere Application Server
5 1 (4.17%) Apache
Cloud Services
1 17 (70.83%) Amazon AWS
2 9 (37.50%) Microsoft Azure
3 8 (33.33%) Google Cloud Platform
Communications & Networking
1 1 (4.17%) Internet
Database & Business Intelligence
1 18 (75.00%) Big Data
1 18 (75.00%) NoSQL
2 11 (45.83%) MongoDB
2 11 (45.83%) SQL Server
3 10 (41.67%) Couchbase
3 10 (41.67%) MySQL
4 9 (37.50%) Apache Cassandra
4 9 (37.50%) Hadoop
4 9 (37.50%) PostgreSQL
4 9 (37.50%) Redis
4 9 (37.50%) Riak
5 8 (33.33%) BigQuery
5 8 (33.33%) Data Warehouse
6 1 (4.17%) Infinispan
6 1 (4.17%) Neo4j
6 1 (4.17%) Text Mining
Development Applications
1 8 (33.33%) Talend Open Studio
2 2 (8.33%) Eclipse
2 2 (8.33%) JUnit
3 1 (4.17%) Gradle
3 1 (4.17%) Maven
3 1 (4.17%) NetBeans
3 1 (4.17%) Selenium
3 1 (4.17%) Subversion
General
1 8 (33.33%) Marketing
1 8 (33.33%) Publishing
2 3 (12.50%) Finance
3 1 (4.17%) Banking
3 1 (4.17%) Pharmaceutical
Job Titles
1 15 (62.50%) Developer
2 14 (58.33%) Java Developer
3 8 (33.33%) Data Engineer
4 1 (4.17%) .NET Developer
4 1 (4.17%) .NET Software Developer
4 1 (4.17%) ASP.NET MVC Developer
4 1 (4.17%) Big Data Developer
4 1 (4.17%) C# .NET Developer
4 1 (4.17%) C# Developer
4 1 (4.17%) C# Software Developer
4 1 (4.17%) DevOps Engineer
4 1 (4.17%) Java Engineer
4 1 (4.17%) Java Programmer
4 1 (4.17%) Junior
4 1 (4.17%) Junior Developer
4 1 (4.17%) Junior Java Developer
4 1 (4.17%) Programmer
4 1 (4.17%) Senior Developer
4 1 (4.17%) Senior Java Developer
4 1 (4.17%) Software Developer
Libraries, Frameworks & Software Standards
1 10 (41.67%) AngularJS
1 10 (41.67%) Elastic Stack
1 10 (41.67%) React
2 2 (8.33%) Guice
2 2 (8.33%) Hibernate
2 2 (8.33%) Kafka
2 2 (8.33%) XML
2 2 (8.33%) XSLT
3 1 (4.17%) .NET
3 1 (4.17%) ASP.NET
3 1 (4.17%) ASP.NET MVC
3 1 (4.17%) CSS
3 1 (4.17%) HTML
3 1 (4.17%) JMS
3 1 (4.17%) JSP
3 1 (4.17%) RESTful
3 1 (4.17%) Servlets
3 1 (4.17%) Spring
3 1 (4.17%) Web Services
3 1 (4.17%) XSD
Miscellaneous
1 10 (41.67%) Enterprise Software
2 9 (37.50%) Semantic Web
3 2 (8.33%) Computer Science
3 2 (8.33%) Fintech
3 2 (8.33%) Greenfield Project
4 1 (4.17%) Data Structures
Operating Systems
1 1 (4.17%) Unix
Processes & Methodologies
1 23 (95.83%) Agile Software Development
2 13 (54.17%) Scrum
2 13 (54.17%) TDD
3 11 (45.83%) Continuous Integration
4 10 (41.67%) Kanban
4 10 (41.67%) Multithreading
4 10 (41.67%) OO
4 10 (41.67%) UML
4 10 (41.67%) Web Development
5 9 (37.50%) Coaching
5 9 (37.50%) Concurrent Programming
5 9 (37.50%) DSDM
5 9 (37.50%) Machine Learning
5 9 (37.50%) Mentoring
5 9 (37.50%) RUP
5 9 (37.50%) Waterfall
6 8 (33.33%) Analytics
6 8 (33.33%) Business Intelligence
6 8 (33.33%) ETL
6 8 (33.33%) Predictive Analytics
Programming Languages
1 24 (100.00%) Java
2 19 (79.17%) Python
3 12 (50.00%) SQL
4 9 (37.50%) Bash Shell
4 9 (37.50%) Go
4 9 (37.50%) Perl
4 9 (37.50%) PHP
5 3 (12.50%) Groovy
6 1 (4.17%) C
6 1 (4.17%) C#
6 1 (4.17%) C++
6 1 (4.17%) Clojure
6 1 (4.17%) Erlang
6 1 (4.17%) F#
6 1 (4.17%) JavaScript
6 1 (4.17%) Ruby
6 1 (4.17%) Scala
6 1 (4.17%) XPath
Qualifications
1 9 (37.50%) Degree
2 1 (4.17%) Computer Science Degree
System Software
1 1 (4.17%) Apache ZooKeeper
1 1 (4.17%) Docker
Systems Management
1 10 (41.67%) Ansible
1 10 (41.67%) Opscode Chef
1 10 (41.67%) Puppet
2 9 (37.50%) Kibana
2 9 (37.50%) logstash
2 9 (37.50%) Salt
3 1 (4.17%) Mesos
Vendors
1 11 (45.83%) Google
2 10 (41.67%) Oracle
3 8 (33.33%) Talend