web3js Contracts

web3.js - Ethereum JavaScript API
UK

The table below provides summary statistics for contract job vacancies requiring web3js skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited web3js over the 6 months leading up to 31 May 2025, comparing them to the same period in the previous two years.

6 months to
31 May 2025
Same period 2024 Same period 2023
Rank 515 562 672
Rank change year-on-year +47 +110 +130
Contract jobs citing web3js 4 10 15
As % of all contract jobs advertised in the UK 0.014% 0.023% 0.027%
As % of the Libraries, Frameworks & Software Standards category 0.060% 0.11% 0.12%
Number of daily rates quoted 1 7 13
10th Percentile - £420 £403
25th Percentile - £444 £475
Median daily rate (50th Percentile) £700 £475 £700
Median % change year-on-year +47.37% -32.14% +12.00%
75th Percentile - £550 £738
90th Percentile - £595 £863
UK excluding London median daily rate - £500 £1,000
% change year-on-year - -50.00% +17.65%
Number of hourly rates quoted 1 0 0
10th Percentile - - -
25th Percentile £62.50 - -
Median hourly rate £75.00 - -
75th Percentile £87.50 - -
90th Percentile - - -
UK excluding London median hourly rate - - -

All Software Libraries and Frameworks
UK

web3js falls under the Software Libraries and Frameworks category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring technical specification, industry standards, software libraries and framework skills.

Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 6,665 9,031 12,884
As % of all contract IT jobs advertised in the UK 22.85% 21.05% 22.96%
Number of daily rates quoted 4,570 6,267 9,392
10th Percentile £360 £350 £400
25th Percentile £413 £425 £463
Median daily rate (50th Percentile) £521 £535 £550
Median % change year-on-year -2.62% -2.73% -
75th Percentile £638 £650 £675
90th Percentile £775 £775 £775
UK excluding London median daily rate £475 £500 £500
% change year-on-year -5.00% - -
Number of hourly rates quoted 117 254 146
10th Percentile £29.18 £21.81 £27.88
25th Percentile £39.25 £43.00 £51.25
Median hourly rate £62.50 £47.97 £65.00
Median % change year-on-year +30.30% -26.21% +23.81%
75th Percentile £68.75 £66.25 £75.00
90th Percentile £81.15 £74.48 £80.63
UK excluding London median hourly rate £65.00 £48.43 £65.00
% change year-on-year +34.21% -25.49% +18.18%

web3js
Job Vacancy Trend

Job postings citing web3js as a proportion of all IT jobs advertised.

Job vacancy trend for web3js in the UK

web3js
Contractor Daily Rate Trend

3-month moving average daily rate quoted in jobs citing web3js.

Daily rate trend for web3js in the UK

web3js
Top 3 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing web3js within the UK over the 6 months to 31 May 2025. 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
Jobs
London +49 4 £700 +47.37% 34
England +47 4 £700 +47.37% 41
Work from Home +41 4 £700 +43.59% 27

web3js
Co-occurring Skills and Capabilities by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment 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%) Hyperledger
2 1 (25.00%) Ethereum
2 1 (25.00%) MetaMask
Business Applications
1 1 (25.00%) R3 Corda
Database & Business Intelligence
1 1 (25.00%) Metadata
1 1 (25.00%) MongoDB
1 1 (25.00%) PostgreSQL
Development Applications
1 1 (25.00%) Hardhat
General
1 1 (25.00%) Finance
1 1 (25.00%) Law
1 1 (25.00%) Legal
Job Titles
1 1 (25.00%) Analyst
1 1 (25.00%) Blockchain Developer
1 1 (25.00%) Blockchain Engineer
1 1 (25.00%) Compliance Analyst
1 1 (25.00%) Developer
1 1 (25.00%) Lead
1 1 (25.00%) Senior
1 1 (25.00%) Technical Analyst
Libraries, Frameworks & Software Standards
1 2 (50.00%) Smart Contracts
2 1 (25.00%) AngularJS
2 1 (25.00%) ERC20
2 1 (25.00%) React
2 1 (25.00%) Truffle
2 1 (25.00%) Vue
Miscellaneous
1 4 (100.00%) Blockchain
2 3 (75.00%) Web3
3 1 (25.00%) Data Protection Act
3 1 (25.00%) Distributed Systems
Processes & Methodologies
1 1 (25.00%) Agile
1 1 (25.00%) Application Security
1 1 (25.00%) Change Management
1 1 (25.00%) Cryptography
1 1 (25.00%) Data Protection
1 1 (25.00%) Dynamic Application Security Testing
1 1 (25.00%) Fintech
1 1 (25.00%) Front End Development
1 1 (25.00%) Logistics
1 1 (25.00%) Regulatory Change
1 1 (25.00%) Regulatory Compliance
1 1 (25.00%) Risk Assessment
1 1 (25.00%) Secure Coding
1 1 (25.00%) Security Testing
Programming Languages
1 2 (50.00%) Rust
1 2 (50.00%) Solidity
2 1 (25.00%) C
2 1 (25.00%) C++
2 1 (25.00%) Go
2 1 (25.00%) Python
Qualifications
1 2 (50.00%) Degree
2 1 (25.00%) PhD
Vendors
1 1 (25.00%) Oracle