Senior Security Engineer

🔐 Senior Security Engineer — FinTech Scale-Up

🚀 The Opportunity

Join a high-growth FinTech that’s transforming how millions move and manage their money — where security isn’t an afterthought, it is the product. They’re searching for a hands-on Security Software Engineer who can engineer and automate security into the core of their platform.

In this role, you won't just surface vulnerabilities — you’ll eliminate them at the root. You’ll build patterns, tooling, and automation to empower developers to ship secure software at speed.

🧠 What You’ll Lead & Deliver

  • Embed security into the SDLC from architecture through production
  • Automate guardrails and integrate security tooling into CI/CD
  • Drive threat modelling + security design reviews for new features
  • Create internal security tools, libraries, and developer workflows
  • Mentor engineers and uplift security engineering craft
  • Partner with product & platform teams to build secure-by-default systems

đŸ§© What You Bring

  • 5+ years in Security Engineering / Product / AppSec roles
  • Strong software engineering skills (Python, Go or TypeScript)
  • Experience securing web, mobile and API architectures at scale
  • Deep knowledge of SAST, DAST, IAST, SCA workflows & automation
  • Familiarity with OWASP Top 10, ASVS, MASVS & modern secure design
  • Understanding of OAuth2, OIDC, WebAuthn and identity auth patterns

🎯 Bonus Points For

  • Security engineering experience in FinTech, payments or regulated domains
  • Delivered secure coding training or scaled security champion programs
  • Knowledge of PCI-DSS, PSD2, SCA or financial compliance frameworks

💡 What’s In It For You

  • Huge impact: secure products used globally
  • Ownership in a modern, engineering-led culture
  • Budget for certifications, conferences & continuous learning
  • Clear progression to Staff / Principal Security Engineer

If you’re passionate about building secure systems at scale, engineering elegant solutions, and championing DevSecOps — you’ll thrive here. Ready to shape the future of secure financial technology? Let’s talk.

Company
Atarus
Location
United Kingdom, UK
Posted
Company
Atarus
Location
United Kingdom, UK
Posted