The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for Weka skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Weka over the 3 months to 29 June 2017 with a comparison to the same period in the previous 2 years.

Weka
England / London
3 months to
29 Jun 2017
Same period 2016 Same period 2015
Rank 617 642 665
Rank change year-on-year +25 +23  
Permanent jobs citing Weka 1 3 9
As % of all permanent IT jobs advertised in London 0.003% 0.008% 0.020%
As % of the Applications category 0.032% 0.081% 0.20%
Number of salaries quoted 1 3 9
Median salary £85,000 £56,500 £100,000
Median salary % change year-on-year +50.44% -43.50%  
UK excluding London median salary £34,500 - -

Weka is in the software application 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 software application skills.

Software Application Skills
London
Permanent job vacancies with a requirement for software application skills 3115 3704 4550
As % of all permanent IT job vacancies advertised in London 8.49% 9.27% 10.12%
Number of salaries quoted 3791 4605 5666
Median salary £47,500 £42,500 £45,000
Median salary % change year-on-year +11.76% -5.55%  
90% offered a salary of more than £27,500 £25,000 £25,000
10% offered a salary of more than £77,500 £72,500 £72,500
UK excluding London median salary £34,000 £33,000 £34,000
% change year-on-year +3.03% -2.94%  

Weka
Job Vacancy Trend in London

Job postings citing Weka as a percentage of all IT jobs advertised in London.

Job vacancy trend for Weka in London

Weka
Salary Trend in London

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

Salary trend for Weka in London

For the 6 months to 29 June 2017, IT jobs citing Weka 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 Weka.

1 5 (71.43%) MATLAB
1 5 (71.43%) Python
1 5 (71.43%) Machine Learning
1 5 (71.43%) Algorithms
2 4 (57.14%) Google Cloud Platform
2 4 (57.14%) TensorFlow
2 4 (57.14%) Deep Learning
2 4 (57.14%) Fraud Detection
2 4 (57.14%) Computer Vision
2 4 (57.14%) Natural Language Processing
2 4 (57.14%) Market Research
2 4 (57.14%) Google
2 4 (57.14%) C++
3 3 (42.86%) SQL
3 3 (42.86%) Analytics
3 3 (42.86%) Apache Hive
3 3 (42.86%) NoSQL
3 3 (42.86%) Relational Database
4 2 (28.57%) Mahout
4 2 (28.57%) Big Data
4 2 (28.57%) Apache Spark
4 2 (28.57%) MongoDB
4 2 (28.57%) Apache Pig
4 2 (28.57%) Tableau
4 2 (28.57%) Hadoop
4 2 (28.57%) Java
4 2 (28.57%) Linux
4 2 (28.57%) MySQL
4 2 (28.57%) Oracle
4 2 (28.57%) Data Warehouse

Weka
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 2 (28.57%) Apache Pig
1 2 (28.57%) Apache Spark
2 1 (14.29%) Apache
2 1 (14.29%) Apache Geronimo
2 1 (14.29%) CMS
2 1 (14.29%) GlassFish
2 1 (14.29%) JBoss
2 1 (14.29%) Tomcat
2 1 (14.29%) WebSphere
Cloud Services
1 4 (57.14%) Google Cloud Platform
Communications & Networking
1 1 (14.29%) LDAP
Database & Business Intelligence
1 3 (42.86%) Apache Hive
1 3 (42.86%) NoSQL
1 3 (42.86%) Relational Database
2 2 (28.57%) Big Data
2 2 (28.57%) Data Warehouse
2 2 (28.57%) Hadoop
2 2 (28.57%) Mahout
2 2 (28.57%) MongoDB
2 2 (28.57%) MySQL
2 2 (28.57%) PostgreSQL
3 1 (14.29%) CouchDB
3 1 (14.29%) Data Mining
3 1 (14.29%) Neo4j
3 1 (14.29%) Power BI
3 1 (14.29%) RDBMS
3 1 (14.29%) SQL Server
3 1 (14.29%) Sqoop
Development Applications
1 1 (14.29%) Ant
1 1 (14.29%) Gradle
1 1 (14.29%) Maven
Job Titles
1 4 (57.14%) Machine Learning Engineer
2 1 (14.29%) Big Data Engineer
2 1 (14.29%) Data Scientist
2 1 (14.29%) Developer
2 1 (14.29%) J2EE Developer
2 1 (14.29%) Java Developer
2 1 (14.29%) Java/J2EE Developer
2 1 (14.29%) Oracle Developer
2 1 (14.29%) Presales Engineer
2 1 (14.29%) Senior Data Scientist
2 1 (14.29%) Tableau Developer
Libraries, Frameworks & Software Standards
1 4 (57.14%) Natural Language Processing
1 4 (57.14%) TensorFlow
2 1 (14.29%) D3.js
2 1 (14.29%) EJB
2 1 (14.29%) FreeMarker
2 1 (14.29%) Hibernate
2 1 (14.29%) J2EE
2 1 (14.29%) Java EE
2 1 (14.29%) JDBC
2 1 (14.29%) JMS
2 1 (14.29%) JPA
2 1 (14.29%) JSON
2 1 (14.29%) JSP
2 1 (14.29%) NumPy
2 1 (14.29%) OpenNLP
2 1 (14.29%) REST
2 1 (14.29%) scikit-learn
2 1 (14.29%) Spring
2 1 (14.29%) Spring MVC
2 1 (14.29%) TopLink
Miscellaneous
1 5 (71.43%) Algorithms
2 1 (14.29%) Computer Science
2 1 (14.29%) Enterprise Software
Operating Systems
1 2 (28.57%) Linux
2 1 (14.29%) Windows
Processes & Methodologies
1 5 (71.43%) Machine Learning
2 4 (57.14%) Computer Vision
2 4 (57.14%) Deep Learning
2 4 (57.14%) Fraud Detection
2 4 (57.14%) Market Research
3 3 (42.86%) Analytics
4 2 (28.57%) Business Intelligence
5 1 (14.29%) Balanced Scorecard
5 1 (14.29%) Content Management
5 1 (14.29%) Data Integration
5 1 (14.29%) Data Visualisation
5 1 (14.29%) E-Commerce
5 1 (14.29%) ETL
5 1 (14.29%) MVC
5 1 (14.29%) OO
5 1 (14.29%) OOP
5 1 (14.29%) Software Engineering
5 1 (14.29%) Statistical Analysis
5 1 (14.29%) Strategic Planning
5 1 (14.29%) Visualisation
Programming Languages
1 5 (71.43%) MATLAB
1 5 (71.43%) Python
2 4 (57.14%) C++
3 3 (42.86%) SQL
4 2 (28.57%) Java
5 1 (14.29%) PL/SQL
5 1 (14.29%) R
5 1 (14.29%) Shell Script
5 1 (14.29%) T-SQL
Qualifications
1 1 (14.29%) Degree
System Software
1 1 (14.29%) HDFS
Systems Management
1 1 (14.29%) Kibana
Vendors
1 4 (57.14%) Google
2 2 (28.57%) Oracle
2 2 (28.57%) Tableau
3 1 (14.29%) Alteryx
3 1 (14.29%) MicroStrategy