Product Engineer at Evervault Limited

Product Engineer

Salary: Not Disclosed

Company Description: Evervault Limited - VC-backed fintech building encryption infrastructure for developers

Job Description: Join a high-performance team building the core security layer for global payments. As a Product Engineer on the Cards team, you will own the entire lifecycle of critical infrastructure-from customer discovery to shipping production APIs for tokenization and 3D Secure. You'll work across the stack to secure data for industry leaders like Ramp and Rippling.

Location: London, UK

Why this role is remarkable

• Work on mission critical payments infrastructure where security and reliability are paramount, processing millions of card transactions for global merchants.
• Backed by world class investors including Sequoia Capital, Index Ventures, and Kleiner Perkins, providing massive stability and growth runway.
• Massive ownership in a lean 25 person team where every engineer directly influences product direction, company culture, and the developer experience of thousands.

What you will do

• Design and build developer facing APIs and primitives for card data security, including network integrations and card account updaters.
• Engage directly with customers to understand their payment stacks, shape the product roadmap, and debug complex integration challenges.
• Ship full stack solutions across backend services, SDKs, and UI components, maintaining a high bar for documentation and developer experience.

The ideal candidate

• Possesses deep technical fundamentals in systems, networks, and distributed infrastructure, with a preference for understanding how things work under the hood.
• Operates with "founder energy" and a bias for action, taking full ownership of problems without waiting for specs or instructions.
• Exhibits excellent taste in code and API design, with the ability to communicate complex technical decisions clearly to both engineers and customers.