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At R3, we are building the on-ramp for the next trillion dollars of assets to move on-chain, bridging the worlds of traditional finance (TradFi) and decentralized finance (DeFi). We are launching institutional-grade RWA yield vaults, fully composable and integrated into Solana DeFi.
We are seeking a Senior QA SDET to take a technical role in shaping the quality and reliability of our blockchain protocol. You will work closely with protocol engineers and smart contract developers to design, execute and automate testing for blockchain applications and decentralized systems.
Responsibilities:
Own the automation of Web3 wallet workflows, addressing complex testing challenges such as wallet integrations, transaction validation and end-to-end blockchain interactions
Develop and execute comprehensive test plans and test cases for smart contracts, transactions and wallet integrations workflows
Collaborate with developers, product managers, and DevOps engineers in Agile ceremonies to ensure test coverage aligns with business needs
Log, prioritize, and manage defects using tracking tools like JIRA
Analyse test results, generate quality metrics, and clearly communicate risks and issues
Required Skills & Experience:
1+ year working with blockchain or Web3 products, ideally on Solana
6-10 years of hands-on experience in Manual QA techniques and Test automation roles, ideally in Agile environments
Testing smart contracts, transactions and wallet integrations
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Proficient in using test automation frameworks and tools such as:
UI Testing: Selenium, Cypress/JavaScript/Typescript, Appium
API Testing: REST Assured, Postman, SoapUI
BDD Tools: Cucumber, Serenity
Database Testing
Solid experience with CI/CD pipelines and tools (e.g., Jenkins, GitHub Actions)
Familiarity with cloud-native architectures and container technologies like Docker and Kubernetes
Experience testing in distributed systems and microservice architectures
Strong analytical and problem-solving abilities
Excellent communication and collaboration skills
Nice to Haves:
Exposure to financial services, fintech, or trading system technologies
Strong coding skills in Java, Kotlin, or similar languages, with demonstrated experience building maintainable test automation code
Familiarity with tools like XRAY, TestRail, Grafana, Kibana, Prometheus, Helm charts for test management and observability
Understanding of performance, reliability, or security testing approaches
ISTQB/CSTE certification
What You'll Gain:
Opportunities to contribute and shape the test strategy for key product components
The chance to help shape test frameworks and tooling direction
A fast-paced, collaborative team environment with modern DevOps and agile workflows
How do I get a job at DeFi?
Getting a job in the DeFi (decentralized finance) industry can be a competitive process, but there are a few steps you can take to increase your chances of finding a job in this field:
- Build up your skills and knowledge: To work in DeFi, you'll likely need to have a strong understanding of blockchain technology, as well as other related technologies such as smart contracts and cryptocurrency. Consider taking online courses or earning a degree in a relevant field to build up your skills and knowledge.
- Network with industry professionals: Attend meetups and conferences related to DeFi and make connections with professionals in the industry. Networking can be a valuable way to learn about job openings and get your foot in the door at a DeFi company.
- Create a strong online presence: Many DeFi companies will look at your online presence (such as your LinkedIn profile and personal website) when considering you for a job. Make sure to showcase your skills and accomplishments online and keep your profile up to date.
- Apply for relevant job openings: Keep an eye out for job openings at DeFi companies and apply for positions that align with your skills and experience. Apply for DeFi Jobs without Experience. Tailor your resume and cover letter to the specific job you're applying for and highlight any relevant experience or skills you have.
- Consider internships or volunteer work: DeFi Internships or volunteer work can be a great way to get your foot in the door and gain valuable experience in the DeFi industry. Many companies also offer internships to students, so consider applying for an internship if you're still in school.
- Be persistent: keep trying if you don't get a job right away. It can take time to find the right opportunity, but with the right skills and determination, you can land a job in the DeFi industry.