Web3 QA Automation Engineer - European Opportunity

Further Details

Embark on a career journey as a Software Engineer specializing in QA Automation within the rapidly evolving Web3 domain. This role, situated in Madrid, Spain, is ideal for professionals seeking to apply their advanced testing skills to blockchain-related projects. This position represents excellent immediate vacancies in the region. You will be instrumental in driving the quality of innovative Web3 solutions, ensuring robust performance and user satisfaction. This opportunity requires a solid understanding of Web3 flows, from wallet connections to smart contract interactions. We are looking for individuals who can independently manage testing cycles and deliver precise bug reports. This is a prime opportunity for career advancement in a high-demand field.

Software Engineer: Web3 QA Automation Engineer in Madrid

Explore significant career opportunities in the burgeoning Web3 sector by applying for the QA Automation Engineer position in Madrid, Spain. This role is crucial for ensuring the integrity and functionality of decentralized applications, offering a competitive environment for professionals with a strong background in quality assurance.

Ideal candidates will possess substantial experience in both manual and automated testing methodologies, with a specific focus on Web3 technologies. This includes a deep understanding of wallet integrations, smart contract testing, and end-to-end integration testing. The company is committed to fostering professional development and providing a platform for impactful work.

• Job Title: QA Automation Engineer – Web3
• Location: Madrid, Spain
• Experience Required: 3-5 years
• Key Skills: Web3 Testing, Smart Contracts, Wallet Integration, Automation Scripting (TypeScript/JavaScript/Python)
• Job Type: Full-time
• Application Deadline: 18 December 2026

Skills

• 3-5 years of experience in QA/quality engineering
• Hands-on experience with manual and automated testing
• Proficiency in test-case design, execution, and regression testing
• Working knowledge of core Web3 flows (wallet connections, transaction signing)
• Smart contract and wallet testing experience
• Experience testing third-party/exchange integrations end-to-end
• Ability to set up and manage test accounts, credentials, and environments
• Clear and reproducible bug reporting and tracking skills
• Strong written English communication
• Ability to collaborate across different time zones (US/Europe/India)
• Scripting ability in TypeScript, JavaScript, or Python

Duties and Responsibilities:

• Conduct comprehensive manual and automated testing for Web3 applications
• Design, execute, and maintain test cases, including recurring daily and regression sweeps
• Test core Web3 functionalities such as wallet connections and transaction signing
• Verify smart contract interactions and differentiate on-chain from off-chain behavior
• Perform end-to-end testing of third-party and exchange integrations
• Manage test accounts, credentials, and testing environments effectively
• Report bugs clearly and reproducibly using tools like Linear or Jira
• Collaborate effectively with international team members across various time zones
• Utilize scripting languages (TypeScript, JavaScript, Python) for test automation

How to apply

• Prepare Your Application: Compile a detailed Curriculum Vitae (CV) highlighting your relevant experience in QA automation, Web3 technologies, and scripting languages. Ensure your CV showcases your skills in manual testing, test-case design, and bug reporting.
• Review Requirements: Carefully examine the listed required skills and responsibilities to ensure your qualifications align with the job description. Pay close attention to the experience needed in Web3 flows, smart contract testing, and wallet integrations.
• Submit Your Application: Visit the official application portal via the provided link to submit your application. Additionally, latest jobs are available for qualified candidates. Ensure all required fields are completed accurately and upload your CV and any supporting documents.
• Application Deadline: All applications must be submitted by the closing date of 18 December 2026. Late submissions will not be considered.
• Contact Information: For any direct inquiries, you may use the provided contact number. However, the primary application method is through the online portal.
• Visa Requirements: Please note that an EU work permit is required for this position.