Senior Product Security Engineer

🔥 1 hour ago

🌐 Portugal, Poland – Remote

🇵🇹 Portugal – Remote 🇵🇱 Poland – Remote

⏰ Full Time

🟠 Senior

👮‍♂️ Cybersecurity / Security Engineer

👻 Ghost score 12%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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payabl.

WebsiteLinkedInAll Job Openings

51 - 200 employees

💳 Fintech

🤝 B2B

💸 Finance

Fintech • B2B • Finance

payabl. is a fintech company that offers game-changing financial solutions designed to help businesses expand globally. Specializing in a wide range of payment products, payabl. provides services such as card acquiring, banking services, local payment methods, and POS terminals. Their easy-to-integrate payment technology includes features like smart fraud prevention and dedicated customer support, allowing businesses to process local and international payments with ease. Supported by industry experts, payabl. offers over 300 payment methods and cutting-edge fraud protection using AI and machine learning. The company is renowned for its commitment to transparency, real-time bespoke reporting, and personalized customer relationships.

📋 Description

• Build product security across the engineering organization • Build the product security practice and report to the Head of Information Security • Embed security into the software development lifecycle from architecture and design through build, deployment, and remediation • Introduce security gates, secure release practices, and guardrails into engineering workflows • Select and operate application security tooling • Use AI and automation to increase security coverage without slowing product delivery • Lead threat modelling for new products and major changes • Provide secure-by-design input for products involving card issuing, embedded finance, banking-as-a-service, and other payment products • Define secure-by-default application architecture patterns for authentication, authorization, API design, and service-to-service trust • Evaluate traditional tooling versus AI-assisted alternatives • Own CI/CD pipeline and software supply-chain security controls • Implement and improve container image scanning, dependency management, software bills of materials, infrastructure-as-code checks, and deployment-manifest security checks • Introduce AI agents and LLM-assisted workflows as the default application-security delivery mechanism • Drive remediation of application-layer findings with engineering teams, including penetration-test, scanner, and disclosure-report findings

🎯 Requirements

• 5+ years of experience in Product Security or Application Security in payments, fintech, banking, e-money, or another fintech product environment • Strong hands-on experience embedding security into the software development lifecycle • Ability to read code comfortably and contribute to design discussions with senior engineers • Proven experience with threat modelling, secure-by-design reviews, and working with engineers during architecture and delivery stages • Hands-on experience with SAST, SCA, secrets detection, and DAST • Hands-on experience securing cloud-native applications on AWS or other major cloud platforms • Strong AI proficiency and hands-on experience with agentic workflows and loops, RAG, MCP, etc. • Solid understanding of cloud-first environments and modern development practices • Experience securing CI/CD pipelines and improving software supply-chain security • Ability to work directly with engineering teams and influence secure delivery in practice • Strong ownership mindset and ability to define, implement, improve, and drive adoption of security practices across multiple teams • Strong written and verbal English

🏖️ Benefits

• Annual Learning Budget for professional development (eligible after probation) • Company celebrations bringing colleagues from all offices together • Opportunities to participate in international company events and initiatives • Global collaboration with colleagues from all regions