Period
to 16 December 2018

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 6 months to 16 December 2018 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
Central London > City of London
6 months to
16 Dec 2018
Same period 2017 Same period 2016
Rank 122 177 201
Rank change year-on-year +55 +24 +53
Contract jobs citing Machine Learning 147 75 39
As % of all contract IT jobs advertised in the City of London 2.08% 1.05% 0.60%
As % of the Processes & Methodologies category 2.38% 1.17% 0.67%
Number of daily rates quoted 109 63 32
City of London median daily rate £550 £575 £500
Median daily rate % change year-on-year -4.35% +15.00% -13.04%
10th Percentile £483 £410 £400
90th Percentile £718 £738 £624
Central London median daily rate £550 £550 £500
% change year-on-year - +10.00% -13.04%
Number of hourly rates quoted 0 0 1
City of London median hourly rate - - £17.25
Central London median hourly rate - - £17.25

Machine Learning is in the Processes and Methodologies category. The following 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 or methodology skills.

All Process and Methodology Skills
City of London
Contract vacancies with a requirement for process or methodology skills 6,165 6,401 5,795
As % of all contract IT jobs advertised in the City of London 87.37% 89.57% 88.70%
Number of daily rates quoted 4,856 5,104 4,581
City of London median daily rate £513 £510 £475
Median daily rate % change year-on-year +0.49% +7.37% -
10th Percentile £325 £325 £318
90th Percentile £675 £688 £675
Central London median daily rate £505 £500 £475
% change year-on-year +1.00% +5.26% +2.70%
Number of hourly rates quoted 84 61 53
City of London median hourly rate £18.85 £18.70 £20.00
Median hourly rate % change year-on-year +0.80% -6.50% -2.44%
10th Percentile £13.31 £13.30 £13.75
90th Percentile £34.40 £31.00 £55.00
Central London median hourly rate £19.00 £20.00 £19.00
% change year-on-year -5.00% +5.26% -5.00%

Machine Learning
Job Vacancy Trend in the City of London

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

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 6 months to 16 December 2018.

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

Machine Learning
Contract Job Locations in the City of 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 City of London region over the 6 months to 16 December 2018. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
London Bridge - 21 £550 -
Moorgate - 3 - -
Machine Learning
Central London

For the 6 months to 16 December 2018, IT contractor jobs citing Machine Learning also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the City of London region with a requirement for Machine Learning.

1 95 (64.63%) Data Science
2 88 (59.86%) Python
3 68 (46.26%) Finance
4 54 (36.73%) Analytics
5 53 (36.05%) Big Data
5 53 (36.05%) Agile Software Development
5 53 (36.05%) Apache Spark
6 52 (35.37%) SQL
7 50 (34.01%) Artificial Intelligence
7 50 (34.01%) Hadoop
8 39 (26.53%) Kafka
9 38 (25.85%) Algorithms
10 35 (23.81%) Amazon AWS
11 33 (22.45%) Apache Hive
12 27 (18.37%) Mathematics
13 25 (17.01%) Banking
13 25 (17.01%) Java
13 25 (17.01%) Data Warehouse
13 25 (17.01%) Data Quality
14 24 (16.33%) Microsoft Azure
15 23 (15.65%) Data Modelling
15 23 (15.65%) Analytical Skills
15 23 (15.65%) TensorFlow
16 22 (14.97%) Degree
17 21 (14.29%) OLAP
17 21 (14.29%) Star Schema
17 21 (14.29%) R
17 21 (14.29%) Oozie
17 21 (14.29%) Enterprise Data Warehouse
17 21 (14.29%) OLAP Cube

Machine Learning
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 53 (36.05%) Apache Spark
2 7 (4.76%) Jupyter
3 4 (2.72%) Elasticsearch
4 3 (2.04%) Apache Airflow
5 2 (1.36%) Apache
5 2 (1.36%) Cloud Foundry
5 2 (1.36%) Luigi
5 2 (1.36%) SAS
6 1 (0.68%) Apache Pig
6 1 (0.68%) Confluence
6 1 (0.68%) SharePoint
Applications
1 2 (1.36%) Chatbot
Business Applications
1 1 (0.68%) 3000 Xtra
1 1 (0.68%) RMDS
Cloud Services
1 35 (23.81%) Amazon AWS
2 24 (16.33%) Microsoft Azure
3 12 (8.16%) Google Cloud Platform
4 6 (4.08%) Amazon EMR
5 3 (2.04%) AWS Lambda
5 3 (2.04%) Serverless
6 2 (1.36%) Amazon EC2
6 2 (1.36%) Amazon Kinesis
6 2 (1.36%) Amazon S3
7 1 (0.68%) AWS CloudFormation
7 1 (0.68%) AWS CodePipeline
7 1 (0.68%) Azure Machine Learning
7 1 (0.68%) GitHub
7 1 (0.68%) SaaS
Communications & Networking
1 2 (1.36%) HTTP
2 1 (0.68%) Firewall
2 1 (0.68%) Internet
2 1 (0.68%) LAN
Database & Business Intelligence
1 53 (36.05%) Big Data
2 50 (34.01%) Hadoop
3 33 (22.45%) Apache Hive
4 25 (17.01%) Data Warehouse
5 21 (14.29%) Enterprise Data Warehouse
5 21 (14.29%) OLAP
5 21 (14.29%) OLAP Cube
5 21 (14.29%) Star Schema
6 19 (12.93%) Data Mining
7 16 (10.88%) NoSQL
8 15 (10.20%) Apache Cassandra
9 10 (6.80%) MongoDB
10 6 (4.08%) HBase
10 6 (4.08%) Relational Database
11 5 (3.40%) Blockchain
11 5 (3.40%) PostgreSQL
12 4 (2.72%) Amazon Redshift
12 4 (2.72%) KDB
12 4 (2.72%) Kdb+
13 3 (2.04%) Sqoop
Development Applications
1 14 (9.52%) Git (software)
2 12 (8.16%) Jenkins
3 4 (2.72%) Maven
4 3 (2.04%) Mocha
4 3 (2.04%) Robot Framework
4 3 (2.04%) Visual Studio Team System
5 2 (1.36%) GitLab
5 2 (1.36%) JIRA
5 2 (1.36%) Subversion
5 2 (1.36%) Visual Studio
6 1 (0.68%) Bitbucket
6 1 (0.68%) Gradle
6 1 (0.68%) Grunt
6 1 (0.68%) Jasmine
6 1 (0.68%) JSUnit
6 1 (0.68%) JUnit
6 1 (0.68%) Mockito
6 1 (0.68%) Selenium
6 1 (0.68%) SpecFlow
6 1 (0.68%) WebDriver
General
1 68 (46.26%) Finance
2 25 (17.01%) Banking
3 10 (6.80%) Investment Banking
4 9 (6.12%) Front Office
5 6 (4.08%) Retail
6 4 (2.72%) Marketing
6 4 (2.72%) Telecoms
7 2 (1.36%) Law
7 2 (1.36%) Legal
8 1 (0.68%) Advertising
8 1 (0.68%) Electronics
8 1 (0.68%) Games
Job Titles
1 48 (32.65%) Data Scientist
2 42 (28.57%) Developer
3 36 (24.49%) Data Engineer
4 21 (14.29%) Hadoop Engineer
5 17 (11.56%) Python Developer
6 12 (8.16%) Senior Data Scientist
7 10 (6.80%) Senior Developer
8 8 (5.44%) Big Data Engineer
9 7 (4.76%) Architect
9 7 (4.76%) Machine Learning Developer
9 7 (4.76%) Machine Learning Engineer
10 6 (4.08%) Java Developer
10 6 (4.08%) Machine Learning Scientist
10 6 (4.08%) Scala Developer
11 5 (3.40%) Python Engineer
11 5 (3.40%) Senior Scala Developer
12 3 (2.04%) Cloud Architect
12 3 (2.04%) KDB Developer
12 3 (2.04%) Senior Data Engineer
12 3 (2.04%) Software Engineer
Libraries, Frameworks & Software Standards
1 39 (26.53%) Kafka
2 23 (15.65%) TensorFlow
3 19 (12.93%) Natural Language Processing
3 19 (12.93%) scikit-learn
4 11 (7.48%) NumPy
4 11 (7.48%) Pandas
5 9 (6.12%) PySpark
5 9 (6.12%) React
6 8 (5.44%) REST
7 7 (4.76%) Theano
8 6 (4.08%) Flask
8 6 (4.08%) Keras
8 6 (4.08%) Node.js
8 6 (4.08%) Redux
8 6 (4.08%) SciPy
9 5 (3.40%) CSS
10 4 (2.72%) Django
10 4 (2.72%) HTML
10 4 (2.72%) RESTful
10 4 (2.72%) ZeroMQ
Miscellaneous
1 38 (25.85%) Algorithms
2 23 (15.65%) Analytical Skills
3 7 (4.76%) Robotics
4 6 (4.08%) NHS
5 5 (3.40%) Fintech
6 4 (2.72%) Mobile App
6 4 (2.72%) Self-Motivation
6 4 (2.72%) User Experience
7 3 (2.04%) Data Structures
7 3 (2.04%) Derivative
7 3 (2.04%) Equities
7 3 (2.04%) Greenfield Project
7 3 (2.04%) Virtual Team
8 2 (1.36%) Fixed Income
8 2 (1.36%) iPad
9 1 (0.68%) Blog
9 1 (0.68%) Internet of Things
9 1 (0.68%) Life Science
9 1 (0.68%) Management Information System
9 1 (0.68%) Marketing Technology
Operating Systems
1 3 (2.04%) Linux
2 2 (1.36%) Apple iOS
3 1 (0.68%) Android
3 1 (0.68%) Unix
3 1 (0.68%) Windows
Processes & Methodologies
1 95 (64.63%) Data Science
2 54 (36.73%) Analytics
3 53 (36.05%) Agile Software Development
4 50 (34.01%) Artificial Intelligence
5 27 (18.37%) Mathematics
6 23 (15.65%) Data Modelling
7 21 (14.29%) SQL Optimisation
8 19 (12.93%) Statistics
9 17 (11.56%) Prototyping
10 16 (10.88%) Computer Science
10 16 (10.88%) Deep Learning
11 15 (10.20%) TDD
12 14 (9.52%) Problem-Solving
12 14 (9.52%) Scrum
13 13 (8.84%) Software Engineering
14 12 (8.16%) Predictive Analytics
15 11 (7.48%) Data Analysis
15 11 (7.48%) Data Engineering
15 11 (7.48%) Statistical Modelling
16 10 (6.80%) Open Source
Programming Languages
1 88 (59.86%) Python
2 52 (35.37%) SQL
3 25 (17.01%) Java
4 21 (14.29%) R
5 18 (12.24%) Scala
6 14 (9.52%) JavaScript
7 11 (7.48%) C#
8 5 (3.40%) C++
9 4 (2.72%) ES6
9 4 (2.72%) Java 8
9 4 (2.72%) MATLAB
10 3 (2.04%) Bash Shell
10 3 (2.04%) C
11 2 (1.36%) Cypher
12 1 (0.68%) Go
12 1 (0.68%) Kotlin
12 1 (0.68%) Perl
12 1 (0.68%) PowerShell
12 1 (0.68%) Ruby
12 1 (0.68%) TypeScript
Qualifications
1 22 (14.97%) Degree
2 17 (11.56%) PhD
3 10 (6.80%) Master's Degree
4 3 (2.04%) Numerate Degree
5 1 (0.68%) Computer Science Degree
5 1 (0.68%) OSCP
Quality Assurance & Compliance
1 25 (17.01%) Data Quality
2 8 (5.44%) QA
3 1 (0.68%) Actionable Recommendations
3 1 (0.68%) FATCA
3 1 (0.68%) MiFID
System Software
1 19 (12.93%) Docker
2 4 (2.72%) Apache Flume
3 1 (0.68%) Apache ZooKeeper
3 1 (0.68%) etcd
3 1 (0.68%) HDFS
3 1 (0.68%) Varnish
Systems Management
1 21 (14.29%) Oozie
2 12 (8.16%) Kubernetes
3 2 (1.36%) Ansible
3 2 (1.36%) Terraform
4 1 (0.68%) Consul
4 1 (0.68%) Kibana
4 1 (0.68%) Puppet
Vendors
1 10 (6.80%) Hortonworks
2 9 (6.12%) Microsoft
3 6 (4.08%) Cloudera
3 6 (4.08%) Google
3 6 (4.08%) Oracle
4 3 (2.04%) Informatica
4 3 (2.04%) MapR
4 3 (2.04%) Sybase
4 3 (2.04%) TIBCO
5 2 (1.36%) IBM
5 2 (1.36%) Tableau
5 2 (1.36%) Talend
6 1 (0.68%) Bloomberg
6 1 (0.68%) Reuters
6 1 (0.68%) Splunk