The following table provides summary statistics for contract job vacancies advertised in 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 22 June 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.

Machine Learning
England / London
3 months to
22 Jun 2017
Same period 2016 Same period 2015
Rank 213 368 393
Rank change year-on-year +155 +25  
Contract jobs citing Machine Learning 226 63 35
As % of all contract IT jobs advertised in London 1.09% 0.29% 0.15%
As % of the Processes & Methodologies category 1.26% 0.34% 0.18%
Number of daily rates quoted 164 47 27
Median daily rate £550 £500 £570
Median daily rate % change year-on-year +10.00% -12.28%  
90% offered a daily rate of more than £397 £430 £398
10% offered a daily rate of more than £675 £610 £670
UK excluding London median daily rate £475 £425 £581
% change year-on-year +11.76% -26.88%  
Number of hourly rates quoted 1 0 2
Median hourly rate £30.00 - £80.00
UK excluding London median hourly rate £17.50 - -

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 London with a requirement for process and methodology skills.

Contract Process & Methodology Skills
London
Contract job vacancies with a requirement for process and methodology skills 17963 18514 19265
As % of all contract IT job vacancies advertised in London 86.65% 85.29% 82.12%
Number of daily rates quoted 12871 13532 13649
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 £350 £325 £310
10% offered a daily rate of more than £625 £625 £625
UK excluding London median daily rate £415 £400 £385
% change year-on-year +3.75% +3.89%  
Number of hourly rates quoted 200 162 262
Median hourly rate £27.00 £21.00 £21.50
Median hourly rate % change year-on-year +28.57% -2.32%  
90% offered a hourly rate of more than £14.75 £12.50 £11.00
10% offered a hourly rate of more than £51.25 £44.00 £55.05
UK excluding London median hourly rate £33.50 £28.50 £30.00
% change year-on-year +17.54% -5.00%  

Machine Learning
Job Vacancy Trend in London

The job posting trend of jobs advertised in 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 London

Machine Learning
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for Machine Learning in London

Machine Learning
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing Machine Learning in London over the 3 months to 22 June 2017.

Contractor daily rate histogram for Machine Learning in London

Machine Learning
Contractor Hourly Rate Trend in London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Machine Learning in London.

Contractor hourly rate trend for Machine Learning in London

Machine Learning
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Machine Learning within the London region over the 3 months to 22 June 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
City of London +29 32 £595 -4.80% 25
Croydon - 3 £435 -
Westminster - 2 £606 -
Canary Wharf - 2 £475 -
Hayes - 1 £470 -
Machine Learning
England

For the 6 months to 22 June 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 London region with a requirement for Machine Learning.

1 222 (54.95%) Python
2 189 (46.78%) Big Data
3 166 (41.09%) Analytics
4 158 (39.11%) Hadoop
5 155 (38.37%) Apache Spark
6 138 (34.16%) R
7 122 (30.20%) Java
8 119 (29.46%) SQL
9 108 (26.73%) Scala
10 106 (26.24%) Algorithms
11 104 (25.74%) Agile Software Development
12 100 (24.75%) Finance
13 75 (18.56%) Visualisation
14 67 (16.58%) Mathematics
15 66 (16.34%) Analytical Skills
16 65 (16.09%) Apache Hive
16 65 (16.09%) Business Intelligence
17 63 (15.59%) MongoDB
17 63 (15.59%) NoSQL
18 60 (14.85%) Computer Science
19 58 (14.36%) Degree
20 57 (14.11%) Data Visualisation
21 56 (13.86%) Statistics
22 54 (13.37%) Artificial Intelligence
23 52 (12.87%) JavaScript
24 51 (12.62%) Apache Cassandra
24 51 (12.62%) Amazon AWS
25 46 (11.39%) Data Analysis
26 43 (10.64%) Data Mining
26 43 (10.64%) Kafka

Machine Learning
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
1 155 (38.37%) Apache Spark
2 42 (10.40%) SAS
3 38 (9.41%) Apache Pig
4 21 (5.20%) Apache
5 20 (4.95%) Elasticsearch
6 10 (2.48%) Confluence
7 9 (2.23%) Apache Solr
8 7 (1.73%) Cloud Foundry
9 6 (1.49%) Facebook Platform
9 6 (1.49%) Jupyter
10 3 (0.74%) Tomcat
11 1 (0.25%) Apache Airflow
11 1 (0.25%) IIS
11 1 (0.25%) IPython
11 1 (0.25%) Luigi
11 1 (0.25%) MQSeries
11 1 (0.25%) nginx
11 1 (0.25%) Tornado
11 1 (0.25%) WebSphere
Applications
1 19 (4.70%) SPSS
2 8 (1.98%) Microsoft Excel
3 6 (1.49%) Stata
4 4 (0.99%) Weka
5 2 (0.50%) EViews
5 2 (0.50%) GNU Octave
5 2 (0.50%) S-PLUS
6 1 (0.25%) Mathematica
6 1 (0.25%) Microsoft PowerPoint
6 1 (0.25%) MS Visio
6 1 (0.25%) UXPin
Business Applications
1 4 (0.99%) SAP Oil and Gas
Cloud Services
1 51 (12.62%) Amazon AWS
2 26 (6.44%) Microsoft Azure
3 18 (4.46%) Amazon EC2
4 16 (3.96%) Amazon S3
5 15 (3.71%) Amazon EMR
6 10 (2.48%) Google Cloud Platform
7 8 (1.98%) SaaS
8 6 (1.49%) Cloud Computing
9 5 (1.24%) Azure Machine Learning
9 5 (1.24%) GitHub
10 4 (0.99%) Amazon Kinesis
11 2 (0.50%) Azure Data Factory
11 2 (0.50%) Data Lake Analytics
11 2 (0.50%) Responsys
12 1 (0.25%) Amazon ELB
12 1 (0.25%) Amazon SQS
12 1 (0.25%) AWS Lambda
12 1 (0.25%) Flurry Analytics
12 1 (0.25%) Google Analytics
12 1 (0.25%) PaaS
Communications & Networking
1 4 (0.99%) HTTP
2 3 (0.74%) DNS
2 3 (0.74%) Internet
3 2 (0.50%) SNA
4 1 (0.25%) SMS
4 1 (0.25%) SSL
4 1 (0.25%) TCP/IP
Database & Business Intelligence
1 189 (46.78%) Big Data
2 158 (39.11%) Hadoop
3 65 (16.09%) Apache Hive
4 63 (15.59%) MongoDB
4 63 (15.59%) NoSQL
5 51 (12.62%) Apache Cassandra
6 43 (10.64%) Data Mining
7 41 (10.15%) BusinessObjects
8 32 (7.92%) HBase
9 29 (7.18%) Data Warehouse
9 29 (7.18%) MySQL
10 27 (6.68%) QlikView
11 25 (6.19%) Relational Database
12 21 (5.20%) PostgreSQL
13 18 (4.46%) Neo4j
14 17 (4.21%) RDBMS
15 12 (2.97%) Sqoop
16 10 (2.48%) CouchDB
17 9 (2.23%) Spotfire
17 9 (2.23%) SQL Server
Development Applications
1 33 (8.17%) JIRA
2 18 (4.46%) Git (software)
3 8 (1.98%) Jenkins
4 4 (0.99%) JUnit
5 3 (0.74%) Maven
6 2 (0.50%) Selenium
6 2 (0.50%) Sonatype Nexus
6 2 (0.50%) Subversion
6 2 (0.50%) Talend Open Studio
6 2 (0.50%) Team Foundation Server
7 1 (0.25%) Axure RP
7 1 (0.25%) Cucumber
7 1 (0.25%) GitLab
7 1 (0.25%) GoCD
7 1 (0.25%) gulp
7 1 (0.25%) Mercurial
7 1 (0.25%) Mockito
7 1 (0.25%) Spock
7 1 (0.25%) TeamCity
7 1 (0.25%) Vagrant
General
1 100 (24.75%) Finance
2 42 (10.40%) Banking
3 20 (4.95%) Front Office
4 18 (4.46%) Marketing
5 16 (3.96%) Retail
6 11 (2.72%) Investment Banking
7 10 (2.48%) Telecoms
8 8 (1.98%) Pharmaceutical
9 5 (1.24%) Electronics
9 5 (1.24%) Games
9 5 (1.24%) Publishing
10 4 (0.99%) Manufacturing
11 3 (0.74%) Financial Institution
12 2 (0.50%) Advertising
13 1 (0.25%) Aerospace
13 1 (0.25%) French Language
13 1 (0.25%) Legal
Job Titles
1 123 (30.45%) Data Scientist
2 87 (21.53%) Developer
3 50 (12.38%) Data Engineer
4 36 (8.91%) Analyst
5 34 (8.42%) Architect
6 33 (8.17%) Big Data Engineer
7 30 (7.43%) Python Developer
8 27 (6.68%) Machine Learning Scientist
9 25 (6.19%) Java Developer
10 24 (5.94%) Business Analyst
11 19 (4.70%) Senior Data Scientist
12 17 (4.21%) Consultant
13 16 (3.96%) Scala Developer
14 15 (3.71%) Delivery Manager
15 14 (3.47%) Data Analyst
15 14 (3.47%) Junior
16 13 (3.22%) Data Architect
17 12 (2.97%) Machine Learning Engineer
17 12 (2.97%) Software Engineer
18 11 (2.72%) Machine Learning Consultant
Libraries, Frameworks & Software Standards
1 43 (10.64%) Kafka
2 38 (9.41%) Natural Language Processing
3 35 (8.66%) JSON
4 28 (6.93%) D3.js
5 26 (6.44%) HTML
6 22 (5.45%) Web Services
7 21 (5.20%) REST
8 20 (4.95%) CSS
9 17 (4.21%) Django
10 16 (3.96%) Flask
11 14 (3.47%) Pandas
11 14 (3.47%) scikit-learn
12 13 (3.22%) AngularJS
12 13 (3.22%) HTML5
12 13 (3.22%) NumPy
13 11 (2.72%) Node.js
14 10 (2.48%) SciPy
14 10 (2.48%) XML
15 9 (2.23%) TensorFlow
16 8 (1.98%) .NET
Miscellaneous
1 106 (26.24%) Algorithms
2 66 (16.34%) Analytical Skills
3 60 (14.85%) Computer Science
4 26 (6.44%) Greenfield Project
5 18 (4.46%) Market Risk
6 12 (2.97%) Fintech
7 10 (2.48%) Robotics
8 9 (2.23%) User Experience
9 8 (1.98%) Fixed Income
9 8 (1.98%) Reference Data
10 7 (1.73%) Foreign Exchange (FX)
11 6 (1.49%) Hedge funds
11 6 (1.49%) Pharmacovigilance
12 5 (1.24%) Data Structures
12 5 (1.24%) Management Information System
12 5 (1.24%) Tandem
13 4 (0.99%) Credit Risk
13 4 (0.99%) Data Centre
14 3 (0.74%) iPad
14 3 (0.74%) Replication
Operating Systems
1 24 (5.94%) Linux
2 18 (4.46%) Unix
3 3 (0.74%) Windows
4 2 (0.50%) Android
4 2 (0.50%) Apple iOS
5 1 (0.25%) CentOS
5 1 (0.25%) CoreOS
5 1 (0.25%) Debian
5 1 (0.25%) Red Hat Enterprise Linux
5 1 (0.25%) Ubuntu
5 1 (0.25%) Windows Server
Processes & Methodologies
1 166 (41.09%) Analytics
2 104 (25.74%) Agile Software Development
3 75 (18.56%) Visualisation
4 67 (16.58%) Mathematics
5 65 (16.09%) Business Intelligence
6 57 (14.11%) Data Visualisation
7 56 (13.86%) Statistics
8 54 (13.37%) Artificial Intelligence
9 46 (11.39%) Data Analysis
10 41 (10.15%) Data Analytics
10 41 (10.15%) Software Engineering
11 39 (9.65%) Scrum
12 36 (8.91%) Data Modelling
13 35 (8.66%) DevOps
14 31 (7.67%) Open Source
15 29 (7.18%) ETL
16 28 (6.93%) MapReduce
16 28 (6.93%) Predictive Analytics
17 27 (6.68%) Business Analysis
17 27 (6.68%) Kanban
Programming Languages
1 222 (54.95%) Python
2 138 (34.16%) R
3 122 (30.20%) Java
4 119 (29.46%) SQL
5 108 (26.73%) Scala
6 52 (12.87%) JavaScript
7 28 (6.93%) C#
8 26 (6.44%) MATLAB
9 23 (5.69%) C++
10 10 (2.48%) Shell Script
11 9 (2.23%) SPARQL
12 7 (1.73%) Groovy
12 7 (1.73%) VBA
13 5 (1.24%) C
13 5 (1.24%) Go
13 5 (1.24%) PL/SQL
13 5 (1.24%) PowerShell
14 4 (0.99%) ES6
15 3 (0.74%) Perl
15 3 (0.74%) Ruby
Qualifications
1 58 (14.36%) Degree
2 30 (7.43%) PhD
3 17 (4.21%) Security Cleared
4 14 (3.47%) SC Cleared
5 8 (1.98%) Computer Science Degree
6 6 (1.49%) Master's Degree
7 4 (0.99%) BPSS Clearance
7 4 (0.99%) Postgraduate
8 2 (0.50%) Microsoft Certification
8 2 (0.50%) Numerate Degree
9 1 (0.25%) CISSP
9 1 (0.25%) PRINCE2 Certification
Quality Assurance & Compliance
1 12 (2.97%) QA
2 11 (2.72%) Data Quality
3 7 (1.73%) GxP
4 1 (0.25%) HL7
System Software
1 26 (6.44%) Apache Flume
2 22 (5.45%) HDFS
3 20 (4.95%) Docker
4 3 (0.74%) Snort
5 2 (0.50%) Apache ZooKeeper
6 1 (0.25%) Active Directory
6 1 (0.25%) Virtual Machines
Systems Management
1 16 (3.96%) Hadoop YARN
2 15 (3.71%) Ansible
3 12 (2.97%) Opscode Chef
3 12 (2.97%) Terraform
4 11 (2.72%) Puppet
5 8 (1.98%) Kubernetes
6 6 (1.49%) Oozie
7 3 (0.74%) Nagios
7 3 (0.74%) OSSEC
8 2 (0.50%) Kibana
9 1 (0.25%) Ambari
9 1 (0.25%) Business Desktop Deployment
9 1 (0.25%) logstash
9 1 (0.25%) Mesos
Vendors
1 33 (8.17%) Tableau
2 29 (7.18%) Oracle
3 23 (5.69%) Microsoft
4 20 (4.95%) SAP
5 13 (3.22%) IBM
6 9 (2.23%) Cognos
6 9 (2.23%) Google
7 8 (1.98%) Informatica
7 8 (1.98%) RapidMiner
8 6 (1.49%) Cloudera
8 6 (1.49%) Facebook
8 6 (1.49%) Twitter
9 5 (1.24%) Teradata
10 3 (0.74%) Alteryx
10 3 (0.74%) Hortonworks
10 3 (0.74%) SaltStack
10 3 (0.74%) Splunk
11 2 (0.50%) Blue Prism
11 2 (0.50%) Talend
12 1 (0.25%) MapR
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