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Senior Software Engineer, Infrastructure Security

Klaviyo - Dublin, IE

Posted May 15, 2026

Benefits

Parental leave
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Non-birth-parent leave
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Family-building benefits
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  • Surrogacy assistance: Not verified
Mental health support
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Relocation assistance
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Childcare support
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Market context

Median wage (BLS OEWS)
$116,543 national median
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.

Schedule

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Weekend work
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Application

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Deadline
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Where they hire

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About this role

Senior Software Engineer, Infrastructure Security Dublin, IE At Klaviyo, we value the unique backgrounds, experiences and perspectives each Klaviyo (we call ourselves Klaviyos) brings to our workplace each and every day. We believe everyone deserves a fair shot at success and appreciate the experiences each person brings beyond the traditional job requirements. If you're a close but not exact match with the description, we hope you'll still consider applying. Want to learn more about life at Klaviyo? Visit klaviyo.com/careers to see how we empower creators to own their own destiny. - Team Overview: The Infrastructure Security team makes it simple and easy for engineers to make secure choices while developing world class software at high speed. Security is built in by default, seamless, and effortless, making engineers' lives better and Klaviyo more secure. Our work spans security, infrastructure, and software development, requiring us to understand systems and engineering. We build complex, foundational solutions that must be extremely reliable, secure, and performant at global scale. This role is for senior engineers who enjoy turning real-world problems into reliable, scalable solutions. The work is highly visible and has a direct impact on how hundreds of Klaviyos get their work done every day, and 100's of thousands of customers use our products with confidence. How you'll make an impact: The Infrastructure Security team builds the internal platforms, systems, and services that serve as the foundational building blocks for how our engineers build securely every day. As a Senior Software Engineer on Infrastructure Security,

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