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QA Engineer
1Inch
Software Engineering, Quality Assurance
Poland
Posted on Feb 14, 2026
1inch is the DeFi ecosystem building financial freedom for everyone. 1inch products help users and builders trade, hold and track digital assets - with the self-custody, comprehensive security and the intuitive user experience they need to unlock the potential of true crypto ownership. 1inch protocols and APIs provide core infrastructure across the DeFi industry and beyond.
So if you’re someone who thinks big, moves fast and wants to make an impact right from day one, then get ready to join our industry-changing team.
Location: We prioritise candidates who are based in Dubai then consider those working remotely in one of our European Hub Locations (UK, Spain or Germany).
1inch is expanding its QA department to support the launch of new products and technologies at scale. As a Senior QA Engineer, you will design and execute rigorous testing regimes for our DeFi products, ensuring they meet the highest standards of reliability. Reporting to the Head of QA, you will not only manage end-to-end testing activities but also mentor a team of engineers to establish global QA excellence across the organisation.
Responsibilities:
- Test Lifecycle Management: Plan and execute comprehensive testing for releases throughout the entire development phase.
- Standardised Frameworks: Create and manage test cases and suites in alignment with global company standards.
- Automation & CI/CD: Design and maintain automated tests for Web, Mobile, and APIs, ensuring they are stabilised within CI/CD pipelines.
- Defect & Root Cause Analysis: Triage complex defects, perform root-cause analysis, and verify fixes to prevent future issues.
- Risk Assessment: Proactively report quality risks, release blockers, and coverage gaps supported by trend analysis.
- Collaboration & Mentorship: Partner with developers and Product Owners to ensure requirements are testable while providing guidance to junior QA staff.
- Web3 Quality Assurance: Validate on-chain/off-chain integrations (wallets, APIs, oracles) and verify complex transaction flows.
Requirements:
- Extensive Experience: 5+ years in both manual and automated testing across web and mobile platforms.
- Automation Tooling: Hands-on expertise with frameworks such as Playwright, Appium, Espresso, or XCUITest.
- Programming Proficiency: Confident using Java, Kotlin, Swift, JavaScript, or TypeScript within modern IDEs.
- Technical Infrastructure: Strong knowledge of REST APIs, Git-based version control, and containerisation via Docker.
- Testing Theory: Solid understanding of test design techniques for mobile, web, and backend systems.
- Web3 Literacy: Working knowledge of blockchain concepts and decentralised application (dApp) architectures.
- Professional Communication: Clear written and verbal English skills with an ownership-driven approach to problem-solving
Skills:
- Framework Integration: Ability to align test automation with existing Software Development Life Cycle (SDLC) processes.
- Data Management: Expertly manage test data, environments, and run sets required for consistent automated testing.
- Quality Metrics: Capability to define, establish, and communicate quality metrics to relevant stakeholders.
- Stakeholder Management: Skilled at aligning shared quality goals across diverse global teams.
- Analytical Problem Solving: Proficient in identifying "flaky" tests and continuously improving test stability
Nice to haves:
- Architectural Insight: Understanding of testing architecture and how to combine tools with procedural workflows.
- Domain Monitoring: Familiarity with interpreting monitoring data to identify early warning signals and risks.
- Smart Contract Testing: Experience contributing to tests specifically for smart-contract-related functionality.
Why you'll love working with us:
- Join a young, creative team in a fast-paced and supportive environment
- We’re open to new ideas — if you’ve got a vision, pitch it and make it happen
- Enjoy competitive pay that matches your skills and experience
- Be part of a company that’s shaping the future of DeFi
- Take time when you need it — we offer unlimited vacation days
- Get fully compensated for your work gear — we’ll set you up for success