Software Developement Engineer III (JAVA+Rust)

Software Engineer III – Rust + Java
Location: Bangalore
Work Arrangement: 5 days in the office
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 fast — we're moving with purpose. If you thrive in a high-energy, high-impact environment, you're in the right place.
The Role: Software Engineer III – Rust + Java
We're looking for an experienced Software Engineer III with strong hands-on expertise in Rust and Java to build scalable, high-performance, and reliable backend systems that power Upstox's investing platform.
You'll work on critical backend services, solve complex engineering challenges, and contribute to building robust and efficient systems. This role is ideal for someone who enjoys working on distributed systems, performance optimization, and backend architecture.
What You'll Own
Design, develop, and maintain scalable backend services using Rust and Java
Build high-performance, reliable, and low-latency systems for financial applications
Develop and optimize APIs, microservices, and distributed system components
Write clean, maintainable, testable, and efficient code
Identify and resolve performance bottlenecks, production issues, and system reliability challenges
Work with databases, messaging systems, and caching layers to build robust backend infrastructure
Participate in system design discussions, code reviews, and architectural decisions
Collaborate with Product, QA, DevOps, and engineering teams to deliver high-quality solutions

Employment type
Permanent

Work arrangement
No