Engineering•
Published onSeptember 2, 2026

Senior QA Engineer (Financial Apps)

Full-time•Remote•Belgrade / Berlin / Prague / UK / Warsaw (remote-eligible)

Job Description

Fireblocks, digital-asset custody/settlement infrastructure used by banks and Web3 companies, is hiring a senior QA engineer for its Financial Apps unit, combining rigorous manual testing of DeFi/Web3 flows with growing AI-assisted test automation.

Responsibilities

  • Perform rigorous manual testing of DeFi and Web3 flows within Financial Apps
  • Build and maintain TypeScript-based test automation suites
  • Debug production issues using Datadog and Sentry
  • Validate blockchain transaction lifecycle correctness across integrations

What we are looking for

  • Manual QA
  • Test automation (TypeScript)
  • Blockchain transaction lifecycle
  • DeFi flows
  • Datadog/Sentry debugging

Additional Information

This role does not disclose crypto-based compensation or an equity range in the original posting. Position is remote-eligible across several European hub cities.

Perks and Benefits

  • Remote-first culture
  • Health coverage
  • Equity/token participation
  • Learning & development budget

Keywords: Manual QA, Test Automation (TypeScript), Blockchain transaction lifecycle, DeFi flows, Datadog/Sentry debugging
Fireblocks logo

Fireblocks

📍 New York, NY (HQ), with a major engineering hub in Tel Aviv, IsraelVisit Company Website

Fireblocks is an enterprise-grade digital asset infrastructure platform enabling institutions to securely transfer, store, and issue digital assets. Its platform combines MPC-CMP cryptography, hardware isolation, and a policy engine to help banks, crypto exchanges, and fintech companies manage digital asset operations at scale.

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