web3.js - Ethereum JavaScript API
UK

The table below provides summary statistics for permanent job vacancies requiring web3js skills. It includes a benchmarking guide to the annual salaries offered in vacancies that cited web3js over the 6 months leading up to 30 April 2025, comparing them to the same period in the previous two years.

6 months to
30 Apr 2025
Same period 2024 Same period 2023
Rank 665 855 948
Rank change year-on-year +190 +93 +27
Permanent jobs citing web3js 19 30 39
As % of all permanent jobs advertised in the UK 0.036% 0.031% 0.037%
As % of the Libraries, Frameworks & Software Standards category 0.22% 0.14% 0.12%
Number of salaries quoted 9 23 24
10th Percentile £27,500 £42,500 £31,250
25th Percentile £53,750 £48,750 £42,500
Median annual salary (50th Percentile) £130,000 £88,000 £62,500
Median % change year-on-year +47.73% +40.80% -10.71%
75th Percentile £150,000 £118,750 £100,000
90th Percentile £163,000 £122,500 £112,375
UK excluding London median annual salary - £88,000 £45,000
% change year-on-year - +95.56% -55.00%

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 permanent job vacancies requiring technical specification, industry standards, software libraries and framework skills.

Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 8,493 21,046 31,450
As % of all permanent jobs advertised in the UK 16.28% 21.40% 30.24%
Number of salaries quoted 6,474 15,738 19,371
10th Percentile £38,750 £36,250 £41,117
25th Percentile £50,509 £45,000 £50,000
Median annual salary (50th Percentile) £65,000 £60,000 £67,500
Median % change year-on-year +8.33% -11.11% +8.00%
75th Percentile £87,500 £79,900 £87,500
90th Percentile £111,250 £100,000 £106,250
UK excluding London median annual salary £60,000 £55,000 £57,500
% change year-on-year +9.09% -4.35% +4.55%

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
Salary Trend

3-month moving average salary quoted in jobs citing web3js.

Salary trend for web3js in the UK

web3js
Salary Histogram

Salary distribution for jobs citing web3js over the 6 months to 30 April 2025.

Salary histogram for web3js in the UK

web3js
Top 3 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing web3js within the UK over the 6 months to 30 April 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Jobs
England +176 17 £150,000 +70.45% 100
London +98 17 £150,000 +71.43% 90
Work from Home +184 7 £103,750 +10.37% 69

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 7 (36.84%) Ethereum
2 2 (10.53%) Solana
3 1 (5.26%) CMS
Cloud Services
1 7 (36.84%) AWS
2 5 (26.32%) Amazon CloudWatch
2 5 (26.32%) Amazon EC2
2 5 (26.32%) Amazon S3
2 5 (26.32%) AWS CloudFormation
2 5 (26.32%) AWS Lambda
2 5 (26.32%) Cloud Computing
2 5 (26.32%) Datadog
2 5 (26.32%) Serverless
3 1 (5.26%) Discord
3 1 (5.26%) Figma
3 1 (5.26%) Google Analytics
Database & Business Intelligence
1 8 (42.11%) DynamoDB
1 8 (42.11%) NoSQL
2 5 (26.32%) Amazon RDS
3 3 (15.79%) MongoDB
Development Applications
1 5 (26.32%) CircleCI
1 5 (26.32%) GitLab
1 5 (26.32%) Jenkins
General
1 12 (63.16%) Social Skills
2 5 (26.32%) Banking
2 5 (26.32%) Finance
3 3 (15.79%) Marketing
4 2 (10.53%) Analytical Skills
4 2 (10.53%) Games
4 2 (10.53%) Inclusion and Diversity
5 1 (5.26%) Brand Awareness
Job Titles
1 6 (31.58%) Developer
2 4 (21.05%) AWS Engineer
2 4 (21.05%) AWS Software Engineer
2 4 (21.05%) Kubernetes Engineer
2 4 (21.05%) Software Engineer
3 3 (15.79%) Backend Developer
3 3 (15.79%) Node.js Developer
4 2 (10.53%) Analyst
4 2 (10.53%) Research Analyst
4 2 (10.53%) Rust Engineer
4 2 (10.53%) Senior
5 1 (5.26%) AWS Developer
5 1 (5.26%) Blockchain Engineer
5 1 (5.26%) Community Manager
5 1 (5.26%) Copywriter
5 1 (5.26%) Lead
5 1 (5.26%) Product Lead
5 1 (5.26%) SEO Copywriter
5 1 (5.26%) SEO Specialist
5 1 (5.26%) Social Media Specialist
Libraries, Frameworks & Software Standards
1 8 (42.11%) RESTful
2 5 (26.32%) gRPC
2 5 (26.32%) Kafka
2 5 (26.32%) RabbitMQ
3 4 (21.05%) Smart Contracts
4 3 (15.79%) ethers.js
4 3 (15.79%) Node.js
4 3 (15.79%) WebSockets
5 2 (10.53%) Unreal Engine
6 1 (5.26%) HTML
6 1 (5.26%) JSON
Miscellaneous
1 19 (100.00%) Blockchain
2 16 (84.21%) Web3
3 5 (26.32%) Cloud Native
4 3 (15.79%) Algorithms
5 2 (10.53%) Distributed Systems
5 2 (10.53%) Hedge funds
5 2 (10.53%) Social Media
5 2 (10.53%) Video Editing
6 1 (5.26%) Bitcoin
6 1 (5.26%) Blog
6 1 (5.26%) Product Ownership
Processes & Methodologies
1 10 (52.63%) CI/CD
2 9 (47.37%) Analytics
3 8 (42.11%) Containerisation
3 8 (42.11%) DevOps
4 6 (31.58%) DeFi
5 5 (26.32%) Continuous Delivery
5 5 (26.32%) Continuous Integration
5 5 (26.32%) Data Security
5 5 (26.32%) Event-Driven
5 5 (26.32%) Event-Driven Architecture
5 5 (26.32%) High Availability
5 5 (26.32%) Infrastructure as Code
5 5 (26.32%) Low Latency
5 5 (26.32%) Microservices
5 5 (26.32%) Observability
5 5 (26.32%) Performance Monitoring
5 5 (26.32%) Performance Optimisation
5 5 (26.32%) Risk Analytics
5 5 (26.32%) Risk Management
5 5 (26.32%) Software Engineering
Programming Languages
1 6 (31.58%) TypeScript
2 5 (26.32%) Go
3 4 (21.05%) Solidity
4 3 (15.79%) Rust
5 2 (10.53%) C++
5 2 (10.53%) Python
5 2 (10.53%) SQL
System Software
1 8 (42.11%) Docker
2 1 (5.26%) Virtual Machines
Systems Management
1 7 (36.84%) Terraform
2 5 (26.32%) Kubernetes
2 5 (26.32%) Prometheus
3 2 (10.53%) Argo
Vendors
1 2 (10.53%) Oracle
2 1 (5.26%) Adobe
2 1 (5.26%) Ahrefs
2 1 (5.26%) Google
2 1 (5.26%) Instagram
2 1 (5.26%) Twitter