Head of Engineering - eCommerce
$300k - $325kHarnham
Head of Engineering - eCommerce
Location: Mountain View, CA (3 days/week on site minimum)
Compensation: $300,000–$325,000 base + bonus + RSUs
About the Company
Harnham is partnering with a Fortune 500 leader in cybersecurity and digital trust, combining the scale of a global enterprise with the agility of a startup culture. The company protects hundreds of millions of users worldwide, boasts best-in-class retention, and maintains an unwavering commitment to innovation.
Its platform processes over half a million telemetry events per second, and following a major fintech acquisition in 2025, the organization has significantly expanded its footprint in New York City.
The Role
They are looking for a Head of eCommerce Engineering to oversee a growing global engineering team of 20+ professionals. This is a highly visible, reporting directly to the executive team and partnering with the C-suite.
Key responsibilities include:
- Lead architecture and technical direction for global eCommerce platforms, modernizing legacy Java systems into AI-enabled solutions
- Oversee checkout, billing, subscriptions, payments, and third-party payment integrations at global scale
- Drive cloud and database modernization strategies, including Azure/AWS and OracleDB migration planning
- Provide hands-on architectural guidance, influence AI adoption, and elevate engineering capabilities across teams
- Partner with senior engineers, architects, and cross-functional leaders to improve scalability, reliability, and engineering practices while challenging legacy approaches
Ideal Candidate Profile
- 12+ years of experience preferred, with expertise in large-scale eCommerce, payments, platform modernization, and AI-assisted system design
- Background in high-scale consumer platforms and leading legacy-to-modern transformation initiatives
- BS in Computer Science or related field required; MS preferred
- Strong Java backend, system architecture, and cloud experience (Azure required, AWS a plus)
- Experience with commerce platforms, React, code/architecture reviews, and leading global engineering teams
- Proven ability to influence technical direction and challenge legacy approaches with credibility
- Preferred experience in payments, subscription billing, AI-driven modernization, OracleDB migrations, and cybersecurity/fintech domains
BENEFITS
The compensation package contains a base salary, bonus, RSUs and a comprehensive benefits package.
HOW TO APPLY
Please register your interest by sending your CV via the Apply link on this page.
KEY TERMS
Software Engineering | Leadership | eCommerce | Engineering | Fintech | Customer | Customer-Facing | Direct-to-Consumer | B2C | Product | Production | Real Time | Director | Regulation | Payments | Compliance | Regulatory | Startup Environment | Executive | Scale | Scaling | Artificial Intelligence | Java | Billing | Real-Time
Vacancy posted 4 hours ago
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