The following table provides summary statistics for contract job vacancies with a requirement for Weka skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Weka over the 3 months to 25 March 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.

3 months to
25 Mar 2017
Same period 2016 Same period 2015
Weka
UK
Rank 590 639 622
Rank change year-on-year +49 -17  
Contract jobs citing Weka 3 5 2
As % of all contract IT jobs advertised in the UK 0.007% 0.009% 0.004%
As % of the Applications category 0.061% 0.087% 0.031%
Number of daily rates quoted 3 1 2
Median daily rate £500 £315 £450
Median daily rate % change year-on-year +58.73% -30.00%  
UK excluding London median daily rate - £315 -
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

Weka is in the software application skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies with a requirement for software application skills.

Contract Software Application Skills
UK
Contract job vacancies with a requirement for software application skills 4923 5754 6434
As % of all contract IT job vacancies advertised in the UK 10.87% 10.81% 12.17%
Number of daily rates quoted 2909 3425 3529
Median daily rate £350 £350 £345
Median daily rate % change year-on-year - +1.44%  
90% offered a daily rate of more than £157 £175 £160
10% offered a daily rate of more than £525 £525 £500
UK excluding London median daily rate £335 £330 £325
% change year-on-year +1.51% +1.53%  
Number of hourly rates quoted 476 482 629
Median hourly rate £16.00 £16.50 £15.61
Median hourly rate % change year-on-year -3.03% +5.68%  
90% offered a hourly rate of more than £10.03 £10.55 £10.50
10% offered a hourly rate of more than £43.00 £40.00 £32.50
UK excluding London median hourly rate £15.00 £16.50 £14.85
% change year-on-year -9.09% +11.11%  

Weka
Job Vacancy Trend

The job posting trend of jobs advertised citing Weka as a proportion of all contract or permanent IT jobs with a match in the Applications category.

Job vacancy trend for Weka in the UK

Weka
Contractor Daily Rate Trend

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

Contractor daily rate trend for Weka in the UK

Weka
Top 3 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Weka within the UK over the 3 months to 25 March 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
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +28 3 £500 +58.73% 1
London - 3 £500 - 1
City of London - 1 £555 -

Weka
Top 30 Related IT Skills

For the 6 months to 25 March 2017, IT contractor jobs citing Weka also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads with a requirement for Weka.

1 9 (100.00%) R
1 9 (100.00%) Machine Learning
2 8 (88.89%) Data Mining
2 8 (88.89%) Algorithms
3 7 (77.78%) Java
3 7 (77.78%) Python
3 7 (77.78%) Apache Hive
3 7 (77.78%) Apache Pig
4 6 (66.67%) Relational Database
4 6 (66.67%) SQL
5 5 (55.56%) MATLAB
5 5 (55.56%) Business Intelligence
5 5 (55.56%) Information Management
5 5 (55.56%) Statistics
5 5 (55.56%) Computer Science
5 5 (55.56%) NumPy
5 5 (55.56%) Visualisation
5 5 (55.56%) Data Visualisation
6 4 (44.44%) D3.js
6 4 (44.44%) Mahout
6 4 (44.44%) MongoDB
6 4 (44.44%) NoSQL
6 4 (44.44%) Analytics
6 4 (44.44%) Kibana
6 4 (44.44%) Mathematics
6 4 (44.44%) Physics
6 4 (44.44%) Statistical Analysis
6 4 (44.44%) scikit-learn
6 4 (44.44%) Power BI
6 4 (44.44%) Analytical Skills

Weka
Top Related IT Skills 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 7 (77.78%) Apache Pig
2 2 (22.22%) Apache Spark
3 1 (11.11%) SAS
Database & Business Intelligence
1 8 (88.89%) Data Mining
2 7 (77.78%) Apache Hive
3 6 (66.67%) Relational Database
4 4 (44.44%) Mahout
4 4 (44.44%) MongoDB
4 4 (44.44%) NoSQL
4 4 (44.44%) Power BI
5 3 (33.33%) Apache Cassandra
5 3 (33.33%) Hadoop
5 3 (33.33%) HBase
6 2 (22.22%) BusinessObjects
6 2 (22.22%) Data Warehouse
6 2 (22.22%) DataStage
6 2 (22.22%) QlikView
6 2 (22.22%) SAP HANA
6 2 (22.22%) SQL Server
6 2 (22.22%) Sqoop
7 1 (11.11%) Big Data
7 1 (11.11%) GIS
Development Applications
1 2 (22.22%) Talend Open Studio
General
1 2 (22.22%) Multimedia
2 1 (11.11%) Legal
2 1 (11.11%) Marketing
Job Titles
1 6 (66.67%) Data Scientist
2 2 (22.22%) Developer
2 2 (22.22%) Java Developer
2 2 (22.22%) Senior Data Scientist
3 1 (11.11%) Hadoop Developer
3 1 (11.11%) Java Hadoop Developer
3 1 (11.11%) Machine Learning Scientist
3 1 (11.11%) NoSQL Developer
Libraries, Frameworks & Software Standards
1 5 (55.56%) NumPy
2 4 (44.44%) D3.js
2 4 (44.44%) scikit-learn
3 1 (11.11%) Web Services
Miscellaneous
1 8 (88.89%) Algorithms
2 5 (55.56%) Computer Science
3 4 (44.44%) Analytical Skills
4 2 (22.22%) Management Information System
4 2 (22.22%) Social Media
5 1 (11.11%) Replication
5 1 (11.11%) User Experience
Processes & Methodologies
1 9 (100.00%) Machine Learning
2 5 (55.56%) Business Intelligence
2 5 (55.56%) Data Visualisation
2 5 (55.56%) Information Management
2 5 (55.56%) Statistics
2 5 (55.56%) Visualisation
3 4 (44.44%) Analytics
3 4 (44.44%) Mathematics
3 4 (44.44%) Physics
3 4 (44.44%) Statistical Analysis
4 3 (33.33%) ETL
5 2 (22.22%) Anomaly Detection
5 2 (22.22%) Mentoring
6 1 (11.11%) Behavioural Analytics
6 1 (11.11%) Computer Security
6 1 (11.11%) Computer Vision
6 1 (11.11%) Convolutional Neural Network
6 1 (11.11%) Data Ingestion
6 1 (11.11%) Data Integration
6 1 (11.11%) Social Media Analytics
Programming Languages
1 9 (100.00%) R
2 7 (77.78%) Java
2 7 (77.78%) Python
3 6 (66.67%) SQL
4 5 (55.56%) MATLAB
Qualifications
1 3 (33.33%) Degree
2 1 (11.11%) PhD
2 1 (11.11%) Postgraduate
Quality Assurance & Compliance
1 1 (11.11%) QA
System Software
1 2 (22.22%) Apache Flume
Systems Management
1 4 (44.44%) Kibana
2 2 (22.22%) Oozie
Vendors
1 2 (22.22%) Cognos
1 2 (22.22%) Informatica
1 2 (22.22%) Oracle
1 2 (22.22%) RapidMiner
1 2 (22.22%) SAP
1 2 (22.22%) Tableau
1 2 (22.22%) Talend