C++ Developer @ Upstox | Simplify Jobs

Software Engineering (1)

Company: Upstox

Location: Mumbai / Bengaluru

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.

About the Role:

We are looking for a highly skilled Senior Software Development Engineer (C++ – SDE 3/4) with strong technical expertise in C++, multithreading and exposure to Java. In this role, you will solve complex engineering challenges, mentor junior developers, and provide technical guidance in planning and executing projects. You will play a key role in building scalable, reliable backend systems while maintaining production code quality and driving improvements in engineering processes.

What You'll Own:

Provide technical leadership in planning and executing projects

Design, develop, and maintain high-performing systems and backend services

Analyse project requirements and deliver technical and functional recommendations

Ensure system reliability, high availability, and production-grade code quality

Perform system failure analysis and implement corrective actions

Evaluate and recommend improvements in engineering processes and practices

Stay updated with new technologies and recommend their adoption to enhance performance and scalability

Write optimized, high-performing database queries and handle large-scale concurrent requests (10K+)

Mentor junior developers, freshers, and interns, and identify proof-of-concept tasks to foster continuous learning

Who You Are:

Bachelor’s degree in Computer Science (or equivalent) with 8–10 years of professional software development experience

Strong expertise in C++ with object-oriented programming skills and multithreading; exposure to Java is preferred

Solid foundation in data structures, algorithms, computer science fundamentals, and software design

Hands-on experience with Linux, Git, Agile practices, CI/CD, and modern testing methodologies

Proven ability to build and maintain systems handling 10K+ concurrent requests

Strong analytical, creative problem-solving, and adaptability skills

Experience designing end-to-end architectures and working with scalable development frameworks

Exposure to AI concepts and their practical application in building intelligent, data-driven systems is a strong plus.

Why This Role Rocks:

You’ll build at scale — powering a fintech platform trusted by millions of active users.

You’ll work on cutting-edge mobile tech (Kotlin, Jetpack, Compose, modular architecture) with freedom to innovate.

You’ll have high ownership and visibility — directly shaping the user experience of one of India’s top fintech apps.

You’ll join a team of smart, driven engineers who thrive on solving big, meaningful problems.

Every line of code you write will impact the way India invests.

By applying for this position, you acknowledge that you have reviewed our Prospective Employee Privacy Notice, which outlines how Upstox collects, uses, and protects your personal information ("PI").

I accept Upstox's Prospective Employee Privacy Notice.

Upstox is an Equal Opportunity Employer; all qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, veteran status, or other characteristics.

C++ Developer

Upstox

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