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XMXM logo

XM

Athens

Senior Manual QA Tester - Crypto.

FULL TIMEREMOTESENIOR LEVELQA
The Role: 
As part of the QA team, you will work in cross-functional, innovative, agile tech teams to ensure quality is consistent throughout the development process. You will be involved in front-end, back-end, and E2E testing, and you will be offered fantastic opportunities to learn and develop. 

The main responsibilities of the position include:

    • Understand and clarify business requirements, features, and technical implementation   

    • Enhance software delivery and quality throughout the entire software development cycle  

    • Ensure that software meets functional and non-functional requirements  

    • Stay up to date on the latest testing trends and technologies related to DB and API  

    • Report testing status to project teams and Head of the QA department  

    • Track issues and drive resolutions throughout the testing process  

    • Manage in-house testing documentation, write and continuously review test strategy   

    • Validate crypto trading flows including order placement, execution, and settlement 

    • Participate in testing high-availability and high-throughput systems handling real-time trading data 

Main requirements:

    • BSc/MSc in Computer science  

    • 3+ years of experience in manual testing of software products  

    • 1+ year of QA experience working specifically with crypto, blockchain, Web3, DeFi, or digital asset platforms
    • Practical experience validating blockchain-related workflows such as wallets, transactions, asset transfers, or network interactions

    • Experience testing trading, exchange, fintech, or payment platforms with complex transactional flows

    • Practical experience in GUI and API testing is a must  

    • Knowledge of SQL and database concepts  

    • Strong knowledge and experience in software testing concepts and methodologies  

    • Strong interpersonal and organisational skills   

    • Committed to excellence, continuous improvement, and to achieving the best results  

    • Methodical, analytical, and meticulous   

    • Very good written and verbal skills in English 

The following will be considered an advantage:

    • Experience in mobile testing (iOS/Android)  

    • Experience in any scripting language  

    • Experience in automated testing  

    • Familiarity with different API protocols and technologies  

    • Solid understanding of KYC/AML flows in crypto platforms 

    • Certified with a testing-related certification such as ISTQB 

Benefit from:

  • Attractive remuneration package

  • Intellectually stimulating work environment

  • Continuous personal development and international training opportunities

The Hiring Experience: What Awaits you

  • Let’s Connect – Intro Chat with Talent Acquisition 
    • Deep Dive – First Interview with Your Future Team 

    • Final Connection – Final Interview 

All applications will be treated with strict confidentiality!
 
By submitting this application, I confirm that I have read and agree to the terms of the Privacy Policy and the Confidentiality Undertaking.
Pay
Not stated
Where
Athens · Limassol · Nicosia
Work
Remote
Type
Full time
Posted
6 May, 2026
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