Job Title: Security Engineer 1 — Application Security
Location: Bangalore/Mumbai
Function: Application Security
Experience: 2+ years
About Upstox
At Upstox, we’re building the future of investing — simple, powerful, and for everyone. We're one of India’s fastest-growing fintech platforms, backed by the best in the business, including Mr. Ratan Tata and Tiger Global, and on a mission to make wealth creation accessible to every Indian. From first-time investors to seasoned traders, millions trust us to power their financial journeys. We're not just moving quick — we're moving with purpose. If you thrive in a high-energy, high-impact environment, you're in the right place.
The Role: Security Engineer 1 — Application Security
You'll join the Application Security team and work hands-on to secure Upstox’s web, mobile, and API surfaces. You’ll be involved across the security lifecycle — from penetration testing and source code reviews to threat modelling, cloud security, and embedding security practices into the software development lifecycle.
This is a role for someone with a strong offensive security foundation who enjoys understanding how products and systems work, finding weaknesses, and working with engineering teams to fix them. You’ll have the opportunity to work closely with engineering teams and contribute to building secure products at scale.
What You’ll Own
Perform penetration testing across web applications, mobile applications (Android/iOS), and APIs to identify vulnerabilities before they reach production.
Conduct manual and tool-assisted source code reviews to identify security vulnerabilities early in the development lifecycle.
Partner with engineering teams to embed security into the Secure SDLC, including security requirements, design reviews, and release gating.
Drive and participate in threat modelling exercises for new features and systems.
Configure, tune, and manage WAF rules across Cloudflare and AWS WAF to protect production applications a
📌 Application Security Engineer-1 (Mumbai)
🏢 Upstox
📍 Mumbai