Period
to 1 August 2021

The following table provides summary statistics for contract job vacancies advertised in the City of 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 1 August 2021 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
Central London > City of London
6 months to
1 Aug 2021
Same period 2020 Same period 2019
Rank 163 133 197
Rank change year-on-year -30 +64 -28
Contract jobs citing Blockchain 4 2 42
As % of all contract jobs advertised in the City of London 0.12% 0.086% 0.64%
As % of the Database & Business Intelligence category 0.54% 0.34% 2.37%
Number of daily rates quoted 4 2 33
10th Percentile " " £426
25th Percentile £575 £688 £488
Median daily rate (50th Percentile) £650 £725 £650
Median % change year-on-year -10.34% +11.54% +4.00%
75th Percentile £725 £763 £675
90th Percentile " " £750
Central London median daily rate £650 £725 £575
% change year-on-year -10.34% +26.09% -8.00%

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 the City of London with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
City of London
Contract vacancies with a requirement for database or business intelligence skills 741 593 1,772
As % of all contract IT jobs advertised in the City of London 21.69% 25.42% 27.11%
Number of daily rates quoted 510 440 1,410
10th Percentile £406 £375 £392
25th Percentile £463 £431 £456
Median daily rate (50th Percentile) £550 £518 £525
Median % change year-on-year +6.28% -1.43% -
75th Percentile £650 £606 £613
90th Percentile £719 £688 £676
Central London median daily rate £550 £525 £525
% change year-on-year +4.76% - -
Number of hourly rates quoted 7 7 12
Median hourly rate £8.00 £37.50 £35.00
Median % change year-on-year -78.67% +7.14% +59.09%
Central London median hourly rate £14.00 £37.50 £35.00
% change year-on-year -62.67% +7.14% +55.56%

Blockchain
Job Vacancy Trend in the City of London

Job postings citing Blockchain as a proportion of all IT jobs advertised in the City of London.

Job vacancy trend for Blockchain in the City of London

Blockchain
Contractor Daily Rate Trend in the City of London

3-month moving average daily rate quoted in jobs citing Blockchain in the City of London.

Daily rate trend for Blockchain in the City of London

For the 6 months to 1 August 2021, 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 City of London region with a requirement for Blockchain.

1 2 (50.00%) BDD
1 2 (50.00%) MongoDB
1 2 (50.00%) Node.js
1 2 (50.00%) Elasticsearch
1 2 (50.00%) Go
1 2 (50.00%) Docker
1 2 (50.00%) DevOps
1 2 (50.00%) Bitcoin
1 2 (50.00%) GitLab
1 2 (50.00%) Kubernetes
1 2 (50.00%) Rancher
1 2 (50.00%) Java
1 2 (50.00%) Python
1 2 (50.00%) Solidity
1 2 (50.00%) Smart Contracts
1 2 (50.00%) web3js
1 2 (50.00%) Truffle
1 2 (50.00%) DevSecOps
2 1 (25.00%) Telecoms
2 1 (25.00%) Quay.io

Blockchain
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 2 (50.00%) Elasticsearch
Cloud Services
1 1 (25.00%) Quay.io
Database & Business Intelligence
1 2 (50.00%) MongoDB
Development Applications
1 2 (50.00%) GitLab
General
1 1 (25.00%) Telecoms
Job Titles
1 2 (50.00%) Blockchain Developer
1 2 (50.00%) Developer
1 2 (50.00%) DevSecOps Engineer
1 2 (50.00%) Node.js Developer
Libraries, Frameworks & Software Standards
1 2 (50.00%) Node.js
1 2 (50.00%) Smart Contracts
1 2 (50.00%) Truffle
1 2 (50.00%) web3js
Miscellaneous
1 2 (50.00%) Bitcoin
Processes & Methodologies
1 2 (50.00%) BDD
1 2 (50.00%) DevOps
1 2 (50.00%) DevSecOps
Programming Languages
1 2 (50.00%) Go
1 2 (50.00%) Java
1 2 (50.00%) Python
1 2 (50.00%) Solidity
System Software
1 2 (50.00%) Docker
Systems Management
1 2 (50.00%) Kubernetes
1 2 (50.00%) Rancher