The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Machine Learning skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Machine Learning over the 3 months to 23 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
23 Mar 2017
Same period 2016 Same period 2015
Machine Learning
London / City of London
Rank 129 147 185
Rank change year-on-year +18 +38  
Contract jobs citing Machine Learning 24 14 11
As % of all contract IT jobs advertised in the City of London 0.80% 0.43% 0.22%
As % of the Processes & Methodologies category 0.94% 0.49% 0.26%
Number of daily rates quoted 16 11 10
Median daily rate £575 £538 £575
Median daily rate % change year-on-year +6.97% -6.52%  
90% offered a daily rate of more than £388 £375 £495
10% offered a daily rate of more than £675 £625 £680
UK excluding London median daily rate £488 £650 £613
% change year-on-year -25.00% +6.12%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £55.00 £37.50 -
% change year-on-year +46.66% -  

Machine Learning is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the City of London with a requirement for process and methodology skills.

Contract Process & Methodology Skills
City of London
Contract job vacancies with a requirement for process and methodology skills 2560 2885 4153
As % of all contract IT job vacancies advertised in the City of London 85.48% 87.74% 82.60%
Number of daily rates quoted 2008 2312 3203
Median daily rate £500 £475 £450
Median daily rate % change year-on-year +5.26% +5.55%  
90% offered a daily rate of more than £345 £325 £313
10% offered a daily rate of more than £625 £625 £625
UK excluding London median daily rate £410 £400 £399
% change year-on-year +2.50% +0.29%  
Number of hourly rates quoted 20 25 35
Median hourly rate £16.00 £19.99 £20.45
Median hourly rate % change year-on-year -19.96% -2.21%  
90% offered a hourly rate of more than £13.50 £13.00 £12.50
10% offered a hourly rate of more than £43.84 £47.50 £92.50
UK excluding London median hourly rate £36.00 £39.00 £30.00
% change year-on-year -7.69% +30.00%  

Machine Learning
Job Vacancy Trend in the City of London

The job posting trend of jobs advertised in the City of London citing Machine Learning as a proportion of all contract or permanent IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for Machine Learning in the City of London

Machine Learning
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Machine Learning in the City of London.

Contractor daily rate trend for Machine Learning in the City of London

Machine Learning
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Machine Learning in the City of London over the 3 months to 23 March 2017.

Contractor daily rate histogram for Machine Learning in the City of London

Machine Learning
Top 30 Related IT Skills in the City of London

For the 6 months to 23 March 2017, IT contractor jobs citing Machine Learning 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 Machine Learning.

1 32 (60.38%) Python
2 30 (56.60%) Big Data
3 26 (49.06%) Apache Spark
4 24 (45.28%) Hadoop
5 19 (35.85%) R
5 19 (35.85%) Java
6 18 (33.96%) Analytics
7 17 (32.08%) Algorithms
7 17 (32.08%) Computer Science
8 15 (28.30%) Statistics
9 14 (26.42%) Scala
10 12 (22.64%) Amazon AWS
10 12 (22.64%) Mathematics
10 12 (22.64%) SQL
11 10 (18.87%) PhD
11 10 (18.87%) Finance
11 10 (18.87%) Degree
11 10 (18.87%) Analytical Skills
12 9 (16.98%) Apache Hive
12 9 (16.98%) Agile Software Development
13 8 (15.09%) Natural Language Processing
14 7 (13.21%) MapReduce
14 7 (13.21%) Marketing
14 7 (13.21%) Web Services
15 6 (11.32%) Business Intelligence
15 6 (11.32%) Retail
15 6 (11.32%) Neural Network
15 6 (11.32%) Digital Marketing
15 6 (11.32%) NoSQL
15 6 (11.32%) Anomaly Detection

Machine Learning
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 26 (49.06%) Apache Spark
2 6 (11.32%) Elasticsearch
3 5 (9.43%) Apache Pig
4 2 (3.77%) Apache
4 2 (3.77%) Apache Solr
5 1 (1.89%) Facebook Platform
5 1 (1.89%) IPython
5 1 (1.89%) Jupyter
5 1 (1.89%) Tornado
Applications
1 3 (5.66%) SPSS
2 2 (3.77%) Weka
3 1 (1.89%) MS Excel
Business Applications
1 4 (7.55%) SAP Oil and Gas
Cloud Services
1 12 (22.64%) Amazon AWS
2 3 (5.66%) Amazon EMR
2 3 (5.66%) Microsoft Azure
3 2 (3.77%) Amazon EC2
3 2 (3.77%) Amazon Kinesis
3 2 (3.77%) SaaS
4 1 (1.89%) Amazon ElastiCache
4 1 (1.89%) Amazon S3
4 1 (1.89%) AWS Lambda
4 1 (1.89%) Azure Machine Learning
4 1 (1.89%) Data Lake Analytics
4 1 (1.89%) GitHub
4 1 (1.89%) Google Cloud Platform
4 1 (1.89%) Route 53
Communications & Networking
1 1 (1.89%) DNS
1 1 (1.89%) HTTP
1 1 (1.89%) Internet
1 1 (1.89%) SSL
1 1 (1.89%) TCP/IP
Database & Business Intelligence
1 30 (56.60%) Big Data
2 24 (45.28%) Hadoop
3 9 (16.98%) Apache Hive
4 6 (11.32%) NoSQL
5 5 (9.43%) Apache Cassandra
5 5 (9.43%) MongoDB
6 4 (7.55%) Data Mining
6 4 (7.55%) HBase
6 4 (7.55%) Sqoop
7 3 (5.66%) Data Lake
7 3 (5.66%) Data Warehouse
7 3 (5.66%) QlikView
7 3 (5.66%) Relational Database
7 3 (5.66%) Text Mining
8 2 (3.77%) Amazon DynamoDB
8 2 (3.77%) Amazon Redshift
8 2 (3.77%) GIS
8 2 (3.77%) Neo4j
9 1 (1.89%) Impala
9 1 (1.89%) Redis
Development Applications
1 3 (5.66%) Git (software)
2 1 (1.89%) Axure RP
2 1 (1.89%) GoCD
2 1 (1.89%) Jenkins
2 1 (1.89%) JUnit
2 1 (1.89%) Subversion
2 1 (1.89%) Team Foundation Server
2 1 (1.89%) TeamCity
2 1 (1.89%) Vagrant
General
1 10 (18.87%) Finance
2 7 (13.21%) Marketing
3 6 (11.32%) Retail
4 5 (9.43%) Telecoms
5 4 (7.55%) Banking
5 4 (7.55%) Electronics
5 4 (7.55%) Manufacturing
6 2 (3.77%) Games
7 1 (1.89%) Multimedia
7 1 (1.89%) Polish Language
Job Titles
1 21 (39.62%) Data Scientist
2 11 (20.75%) Developer
3 8 (15.09%) Data Engineer
4 6 (11.32%) Architect
5 5 (9.43%) Big Data Architect
5 5 (9.43%) Data Architect
5 5 (9.43%) Machine Learning Scientist
6 3 (5.66%) AWS Architect
6 3 (5.66%) Big Data Developer
6 3 (5.66%) Big Data Engineer
6 3 (5.66%) Hadoop Architect
6 3 (5.66%) Machine Learning Engineer
6 3 (5.66%) Python Developer
7 2 (3.77%) Consultant
7 2 (3.77%) Machine Learning Developer
7 2 (3.77%) Scala Developer
7 2 (3.77%) Senior Data Engineer
8 1 (1.89%) DevOps Consultant
8 1 (1.89%) Lead Security Architect
8 1 (1.89%) Senior Data Scientist
Libraries, Frameworks & Software Standards
1 8 (15.09%) Natural Language Processing
2 7 (13.21%) Web Services
3 5 (9.43%) Flask
3 5 (9.43%) Kafka
3 5 (9.43%) Pandas
4 4 (7.55%) Django
4 4 (7.55%) HTML
4 4 (7.55%) scikit-learn
5 3 (5.66%) D3.js
5 3 (5.66%) NumPy
5 3 (5.66%) TensorFlow
6 2 (3.77%) .NET
6 2 (3.77%) Akka
6 2 (3.77%) HTML5
6 2 (3.77%) REST
6 2 (3.77%) RESTful
7 1 (1.89%) CSS
7 1 (1.89%) JSON
7 1 (1.89%) SOAP
7 1 (1.89%) Velocity
Miscellaneous
1 17 (32.08%) Algorithms
1 17 (32.08%) Computer Science
2 10 (18.87%) Analytical Skills
3 3 (5.66%) User Experience
4 2 (3.77%) Enterprise Software
4 2 (3.77%) Fintech
5 1 (1.89%) Animation
5 1 (1.89%) Data Centre
5 1 (1.89%) HoloLens
5 1 (1.89%) HTC Vive
5 1 (1.89%) Motion Graphics
5 1 (1.89%) Oculus Rift
5 1 (1.89%) Social Gaming
5 1 (1.89%) Social Media
5 1 (1.89%) Social Network
Operating Systems
1 2 (3.77%) Linux
1 2 (3.77%) Unix
2 1 (1.89%) Windows
Processes & Methodologies
1 18 (33.96%) Analytics
2 15 (28.30%) Statistics
3 12 (22.64%) Mathematics
4 9 (16.98%) Agile Software Development
5 7 (13.21%) MapReduce
6 6 (11.32%) Anomaly Detection
6 6 (11.32%) Business Intelligence
6 6 (11.32%) DevOps
6 6 (11.32%) Digital Marketing
6 6 (11.32%) Neural Network
7 5 (9.43%) Artificial Intelligence
7 5 (9.43%) E-Commerce
7 5 (9.43%) Predictive Analytics
7 5 (9.43%) Visualisation
8 4 (7.55%) Data Modelling
8 4 (7.55%) Data Visualisation
8 4 (7.55%) ETL
8 4 (7.55%) Operations Research
8 4 (7.55%) Predictive Modelling
8 4 (7.55%) Programme Management
Programming Languages
1 32 (60.38%) Python
2 19 (35.85%) Java
2 19 (35.85%) R
3 14 (26.42%) Scala
4 12 (22.64%) SQL
5 5 (9.43%) C++
5 5 (9.43%) MATLAB
6 4 (7.55%) JavaScript
7 1 (1.89%) Bash Shell
7 1 (1.89%) C
7 1 (1.89%) C#
7 1 (1.89%) ES6
7 1 (1.89%) HiveQL
7 1 (1.89%) Pig Latin
7 1 (1.89%) Ruby
Qualifications
1 10 (18.87%) Degree
1 10 (18.87%) PhD
2 2 (3.77%) Postgraduate
Quality Assurance & Compliance
1 1 (1.89%) QA
System Software
1 4 (7.55%) Apache Flume
2 2 (3.77%) Docker
2 2 (3.77%) HDFS
3 1 (1.89%) Apache ZooKeeper
3 1 (1.89%) Snort
Systems Management
1 3 (5.66%) Hadoop YARN
2 1 (1.89%) Ansible
2 1 (1.89%) Kubernetes
2 1 (1.89%) Nagios
2 1 (1.89%) Oozie
2 1 (1.89%) Opscode Chef
2 1 (1.89%) OSSEC
2 1 (1.89%) Puppet
Vendors
1 4 (7.55%) SAP
2 3 (5.66%) Tableau
3 2 (3.77%) Google
3 2 (3.77%) Hortonworks
3 2 (3.77%) Microsoft
4 1 (1.89%) Alteryx
4 1 (1.89%) Cloudera
4 1 (1.89%) Facebook
4 1 (1.89%) MapR
4 1 (1.89%) RapidMiner
4 1 (1.89%) Teradata
4 1 (1.89%) Twitter