Senior Web3 SDET
R3 provides enterprise blockchain infrastructure for regulated financial institutions through its Corda distributed ledger platform.
Maintainer signals as of 8/10/2026
Funding history
Investors
Projects
About R3
R3 provides distributed ledger infrastructure for regulated financial institutions through its Corda platform. The company enables asset tokenization, smart contract execution, and interoperability with existing financial systems. R3 supports over 300 institutional members across banking, insurance, and capital markets sectors.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
You will design, execute, and automate tests for blockchain applications and decentralized systems. You will automate wallet workflows, validate transactions, test smart contracts and integrations, manage defects, analyze quality metrics, and communicate risks and issues.
Requirements
- 1+ year of experience with blockchain or Web3 products
- 6–10 years of hands-on experience in manual QA and test automation
- Experience testing smart contracts, transactions, and wallet integrations
- Test automation frameworks including Selenium, Cypress, JavaScript, TypeScript, and Appium
- API testing tools including REST Assured, Postman, and SoapUI
- BDD tools including Cucumber and Serenity
- Database testing
- CI/CD pipelines including Jenkins and GitHub Actions
- Cloud-native architectures
- Docker
- Kubernetes
- Distributed systems
- Microservice architecture
- Analysis
- Problem-solving
- Communication
- Collaboration
Responsibilities
- Automate Web3 wallet workflows and end-to-end blockchain interactions
- Develop and execute test plans and test cases for smart contracts, transactions, and wallet integrations
- Collaborate with developers, product managers, and DevOps engineers to align test coverage with business needs
- Log, prioritize, and manage defects in JIRA
- Analyze test results, generate quality metrics, and communicate risks and issues
