Period
to 18 July 2019

The following table provides summary statistics for contract job vacancies advertised in London with a requirement for Blockchain skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Blockchain over the 6 months to 18 July 2019 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.

Blockchain
England > London
6 months to
18 Jul 2019
Same period 2018 Same period 2017
Rank 356 247 476
Rank change year-on-year -109 +229 +133
Contract jobs citing Blockchain 245 513 127
As % of all contract IT jobs advertised in London 0.60% 1.11% 0.30%
As % of the Database & Business Intelligence category 2.41% 4.41% 1.26%
Number of daily rates quoted 156 413 99
London median daily rate £550 £525 £550
Median daily rate % change year-on-year +4.76% -4.55% +7.26%
10th Percentile £381 £363 £375
90th Percentile £738 £773 £725
England median daily rate £550 £525 £550
% change year-on-year +4.76% -4.55% +31.34%
Number of hourly rates quoted 0 0 0
London median hourly rate - - -
England median hourly rate - £42.50 -

Blockchain is in the Databases and Business Intelligence category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in London with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
London
Contract vacancies with a requirement for database or business intelligence skills 10,183 11,633 10,107
As % of all contract IT jobs advertised in London 24.89% 25.18% 24.18%
Number of daily rates quoted 7,397 8,714 7,320
London median daily rate £525 £520 £500
Median daily rate % change year-on-year +0.96% +4.00% +5.26%
10th Percentile £363 £358 £325
90th Percentile £688 £675 £650
England median daily rate £484 £475 £450
% change year-on-year +1.89% +5.56% +5.88%
Number of hourly rates quoted 66 74 47
London median hourly rate £35.00 £30.00 £27.16
Median hourly rate % change year-on-year +16.67% +10.46% +0.87%
10th Percentile £17.16 £20.25 £17.90
90th Percentile £56.50 £47.46 £48.00
England median hourly rate £35.00 £33.00 £29.56
% change year-on-year +6.06% +11.64% +3.72%

Blockchain
Job Vacancy Trend in London

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

Job vacancy trend for Blockchain in London

Blockchain
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for Blockchain in London

Blockchain
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing Blockchain in London over the 6 months to 18 July 2019.

Contractor daily rate histogram for Blockchain in London

Blockchain
Contractor Hourly Rate Trend in London

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

Contractor hourly rate trend for Blockchain in London

Blockchain
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 Blockchain within the London region over the 6 months to 18 July 2019. 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
Central London -15 64 £600 +4.35% 42
East London -4 1 - - 7
Blockchain
England

For the 6 months to 18 July 2019, IT contractor jobs citing Blockchain 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 London region with a requirement for Blockchain.

1 84 (34.29%) Agile Software Development
2 83 (33.88%) Java
3 64 (26.12%) Python
4 59 (24.08%) Finance
5 56 (22.86%) Docker
6 54 (22.04%) Fintech
7 53 (21.63%) Amazon AWS
8 51 (20.82%) JavaScript
8 51 (20.82%) Linux
8 51 (20.82%) Node.js
9 49 (20.00%) DevOps
9 49 (20.00%) Distributed Ledger
10 43 (17.55%) Kubernetes
10 43 (17.55%) Test Automation
11 40 (16.33%) Open Source
12 36 (14.69%) Bitcoin
13 35 (14.29%) Scrum
14 34 (13.88%) React
15 33 (13.47%) Windows
16 32 (13.06%) C++
17 29 (11.84%) SQL
17 29 (11.84%) Jenkins
17 29 (11.84%) Ethereum
18 28 (11.43%) Microservices
19 27 (11.02%) RESTful
20 26 (10.61%) Multithreading
20 26 (10.61%) Artificial Intelligence
20 26 (10.61%) JIRA
20 26 (10.61%) CSS
21 25 (10.20%) HTML

Blockchain
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 29 (11.84%) Ethereum
2 25 (10.20%) Hyperledger
3 24 (9.80%) Confluence
4 4 (1.63%) Elasticsearch
4 4 (1.63%) JBoss
4 4 (1.63%) Jetty
4 4 (1.63%) Tomcat
4 4 (1.63%) WebLogic
4 4 (1.63%) WebSphere
4 4 (1.63%) WordPress
5 2 (0.82%) Apache
5 2 (0.82%) CMS
5 2 (0.82%) IIS
5 2 (0.82%) SharePoint
Applications
1 4 (1.63%) InVision
1 4 (1.63%) Sketch
2 2 (0.82%) Microsoft Excel
2 2 (0.82%) Spreadsheet
3 1 (0.41%) Chatbot
3 1 (0.41%) Microsoft Office
3 1 (0.41%) Zeplin
Business Applications
1 49 (20.00%) Distributed Ledger
2 25 (10.20%) R3 Corda
3 6 (2.45%) Quorum
4 4 (1.63%) MultiChain
5 3 (1.22%) Ripple
6 1 (0.41%) Ripple XRP
Cloud Services
1 53 (21.63%) Amazon AWS
2 21 (8.57%) Google Cloud Platform
3 15 (6.12%) Microsoft Azure
4 11 (4.49%) DigitalOcean
4 11 (4.49%) Serverless
5 9 (3.67%) Cloud Computing
6 7 (2.86%) Apigee
7 6 (2.45%) AWS CloudFormation
8 4 (1.63%) GitHub
9 3 (1.22%) Office 365
9 3 (1.22%) SaaS
10 2 (0.82%) Cloudflare
10 2 (0.82%) Firebase
11 1 (0.41%) Amazon CloudWatch
11 1 (0.41%) Amazon ECS
11 1 (0.41%) BrowserStack
11 1 (0.41%) Heroku
11 1 (0.41%) PaaS
11 1 (0.41%) Sauce Labs
Communications & Networking
1 13 (5.31%) IPFS
2 12 (4.90%) Peer-to-Peer Networking
3 2 (0.82%) DHCP
3 2 (0.82%) DNS
3 2 (0.82%) HTTPS
3 2 (0.82%) SSH
3 2 (0.82%) SSL
4 1 (0.41%) AMQP
4 1 (0.41%) Cisco IOS
4 1 (0.41%) HTTP
4 1 (0.41%) Internet
4 1 (0.41%) Skype
4 1 (0.41%) VPN
Database & Business Intelligence
1 24 (9.80%) MongoDB
2 21 (8.57%) NoSQL
3 16 (6.53%) MySQL
4 11 (4.49%) PostgreSQL
4 11 (4.49%) Relational Database
5 8 (3.27%) Big Data
6 4 (1.63%) InterSystems Cache
6 4 (1.63%) Oracle Database
6 4 (1.63%) Oracle Database 11g
7 2 (0.82%) DbVisualizer
8 1 (0.41%) Amazon RDS
8 1 (0.41%) Data Lake
8 1 (0.41%) Data Mining
8 1 (0.41%) Data Warehouse
8 1 (0.41%) Hadoop
8 1 (0.41%) MariaDB
8 1 (0.41%) SQL Server
Development Applications
1 29 (11.84%) Jenkins
2 26 (10.61%) JIRA
3 21 (8.57%) Git (software)
4 11 (4.49%) Cucumber
4 11 (4.49%) webpack
5 8 (3.27%) Atlassian Bamboo
5 8 (3.27%) Bitbucket
5 8 (3.27%) CMake
6 7 (2.86%) JMeter
6 7 (2.86%) Selenium
6 7 (2.86%) TestRail
7 6 (2.45%) Mocha
8 5 (2.04%) Babel
8 5 (2.04%) Jasmine
9 4 (1.63%) Ant
9 4 (1.63%) Eclipse
9 4 (1.63%) Hudson
9 4 (1.63%) JUnit
9 4 (1.63%) Octopus Deploy
9 4 (1.63%) Sonatype Nexus
General
1 59 (24.08%) Finance
2 24 (9.80%) Banking
3 6 (2.45%) Law
4 4 (1.63%) Games
4 4 (1.63%) Publishing
5 3 (1.22%) Legal
6 2 (0.82%) Retail
7 1 (0.41%) Investment Banking
Job Titles
1 135 (55.10%) Developer
2 59 (24.08%) Blockchain Developer
3 27 (11.02%) Full Stack Developer
4 25 (10.20%) Java Developer
5 23 (9.39%) Blockchain Lead
6 22 (8.98%) React Developer
7 21 (8.57%) Blockchain Engineer
8 16 (6.53%) .NET Developer
9 14 (5.71%) DevOps Engineer
10 13 (5.31%) Architect
11 12 (4.90%) Senior Developer
12 11 (4.49%) Analyst
12 11 (4.49%) Lead Developer
13 10 (4.08%) JavaScript Developer
13 10 (4.08%) Node.js Developer
14 9 (3.67%) Blockchain Architect
14 9 (3.67%) Senior Systems Engineer
14 9 (3.67%) Solutions Architect
15 8 (3.27%) C++ Developer
15 8 (3.27%) Tester
Libraries, Frameworks & Software Standards
1 51 (20.82%) Node.js
2 34 (13.88%) React
3 27 (11.02%) RESTful
4 26 (10.61%) CSS
5 25 (10.20%) HTML
6 23 (9.39%) .NET
6 23 (9.39%) Smart Contracts
7 22 (8.98%) REST
8 20 (8.16%) AngularJS
9 17 (6.94%) Spring
10 15 (6.12%) Kafka
11 10 (4.08%) Gherkin
11 10 (4.08%) OAuth
12 8 (3.27%) Boost C++ Libraries
12 8 (3.27%) Jest
12 8 (3.27%) React Native
12 8 (3.27%) Redux
13 7 (2.86%) Electron Framework
13 7 (2.86%) Express
13 7 (2.86%) WebSockets
Miscellaneous
1 36 (14.69%) Bitcoin
2 23 (9.39%) Linux Command Line
3 15 (6.12%) Greenfield Project
4 10 (4.08%) User Experience
5 9 (3.67%) Virtual Team
6 7 (2.86%) Mobile App
7 6 (2.45%) Public Cloud
7 6 (2.45%) State Machine
8 5 (2.04%) Reinsurance
9 4 (1.63%) Analytical Skills
9 4 (1.63%) New Media
10 3 (1.22%) Augmented Reality
10 3 (1.22%) Cloud Native
10 3 (1.22%) Self-Motivation
11 2 (0.82%) Algorithms
11 2 (0.82%) Data Structures
11 2 (0.82%) Derivative
11 2 (0.82%) Litecoin
11 2 (0.82%) Robotics
12 1 (0.41%) Mobile Payment
Operating Systems
1 51 (20.82%) Linux
2 33 (13.47%) Windows
3 12 (4.90%) Mac OS
4 3 (1.22%) Apple iOS
4 3 (1.22%) Unix
5 2 (0.82%) Mac OS X
5 2 (0.82%) Windows 10
6 1 (0.41%) Android
Processes & Methodologies
1 84 (34.29%) Agile Software Development
2 54 (22.04%) Fintech
3 49 (20.00%) DevOps
4 43 (17.55%) Test Automation
5 40 (16.33%) Open Source
6 35 (14.29%) Scrum
7 28 (11.43%) Microservices
8 26 (10.61%) Artificial Intelligence
8 26 (10.61%) Multithreading
9 25 (10.20%) Cryptography
10 21 (8.57%) Kanban
10 21 (8.57%) Software Engineering
11 18 (7.35%) Functional Testing
12 16 (6.53%) Unit Testing
13 14 (5.71%) BDD
13 14 (5.71%) SDLC
14 13 (5.31%) Cybersecurity
15 12 (4.90%) Concurrent Programming
15 12 (4.90%) Systems Engineering
16 11 (4.49%) TDD
Programming Languages
1 83 (33.88%) Java
2 64 (26.12%) Python
3 51 (20.82%) JavaScript
4 32 (13.06%) C++
5 29 (11.84%) SQL
6 25 (10.20%) Go
7 19 (7.76%) PHP
8 18 (7.35%) Bash Shell
8 18 (7.35%) ES6
9 16 (6.53%) C#
9 16 (6.53%) Kotlin
9 16 (6.53%) TypeScript
10 15 (6.12%) Scala
11 10 (4.08%) R
12 9 (3.67%) Shell Script
13 6 (2.45%) Ruby
14 5 (2.04%) Java 8
14 5 (2.04%) JSX
14 5 (2.04%) Solidity
15 3 (1.22%) PowerShell
Qualifications
1 7 (2.86%) Computer Science Degree
1 7 (2.86%) Degree
2 6 (2.45%) ISEB
2 6 (2.45%) ISTQB
3 2 (0.82%) IIBA
3 2 (0.82%) PhD
4 1 (0.41%) ITIL Certification
4 1 (0.41%) SC Cleared
4 1 (0.41%) Security Cleared
Quality Assurance & Compliance
1 10 (4.08%) QA
2 1 (0.41%) ISO 20022
System Software
1 56 (22.86%) Docker
2 2 (0.82%) Active Directory
2 2 (0.82%) Hyper-V
2 2 (0.82%) VMware Infrastructure
3 1 (0.41%) Virtual Machines
Systems Management
1 43 (17.55%) Kubernetes
2 15 (6.12%) Ansible
3 13 (5.31%) Terraform
4 4 (1.63%) HP Quality Center
5 3 (1.22%) Consul
5 3 (1.22%) Fluentd
5 3 (1.22%) Kibana
5 3 (1.22%) Mesos
5 3 (1.22%) Prometheus
6 2 (0.82%) AirWatch
6 2 (0.82%) CFEngine
6 2 (0.82%) Grafana
6 2 (0.82%) Marathon
6 2 (0.82%) Opscode Chef
6 2 (0.82%) Puppet
6 2 (0.82%) SCCM
7 1 (0.41%) Graylog
Vendors
1 11 (4.49%) Google
2 5 (2.04%) Oracle
3 4 (1.63%) Altova
3 4 (1.63%) HP
3 4 (1.63%) Splunk
4 3 (1.22%) VMware
5 2 (0.82%) Apple
5 2 (0.82%) Atlassian
5 2 (0.82%) Blue Coat
5 2 (0.82%) Cisco
5 2 (0.82%) IBM
5 2 (0.82%) Microsoft
5 2 (0.82%) WSO2
6 1 (0.41%) Intel
6 1 (0.41%) Meraki
6 1 (0.41%) Red Hat
6 1 (0.41%) Salesforce.com
6 1 (0.41%) Sonatype