Senior Software Engineer, Transaction Security

Benefits

Parental leave

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Non-birth-parent leave

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Family-building benefits

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Mental health support

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Market context

U.S. role benchmark (BLS OEWS)

$116,543 U.S. median for this role

Projected growth (BLS Employment Projections)

+9.8% - Much faster than average

Matched to SOC 15-1252 - Software Engineering aggregate by role bucket.

Source: U.S. Bureau of Labor Statistics, OEWS, May 2024 and Employment Projections, 2024-2034.

Role

Role function

Engineering From the posting source checked Jun 20, 2026

Seniority

Senior From the posting source checked Jun 20, 2026

Schedule

Shift type

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Weekend work

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Application

Cover letter

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Assessment

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Deadline

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Where they hire

State eligibility is not yet verified.

About this role

Senior Software Engineer, Transaction Security Tel Aviv-Yafo, Tel Aviv District, Israel The world of digital assets is accelerating in speed, magnitude, and complexity, opening the door to new ways for leveraging the blockchain. Fireblocks' platform and network provide the simplest and most secure way for companies to work with digital assets and it trusted by some of the largest financial institutions, banks, globally-recognized brands, and Web3 companies in the world, including BNY Mellon, BNP Paribas, ANZ Bank, Revolut, and thousands more. We are looking for a Senior Engineer to build and scale security infrastructure for our Transaction Threat Protection team, protecting customer transactions in real time. This role sits at the intersection of high-volume transaction security and decentralized finance (DeFi), requiring an engineer who balances deep technical execution with a strong product mindset. What You'll Do - Systems Architecture: Design and maintain scalable, secure cloud infrastructure capable of processing high-velocity financial data. - Security Engineering: Develop automated systems to detect and mitigate threats within both traditional payment flows and DeFi protocols (Smart Contracts/Web3). - AI-Augmented Development: Integrate the latest AI tools (e.g., Claude Code, Cursor, Copilot, LLM-based analysis) into your workflow to increase engineering velocity and security coverage. - Product Ownership: Partner with product teams to ensure security features provide a seamless user experience without compromising safety. What You'll Bring - Cloud & Web Expertise: Extensive experience building and deploying production-grade applications on major cloud providers (AWS/GCP/Azure). - Full-Stack Proficiency: Strong background in modern web development frameworks and a deep

Read the full description at www.fireblocks.com. FewerJobs shows a preview and links to the original posting.