C++ Software Engineer

Citadel Securities; Mumbai Suburban; On-site; INR 1,500,000 - 2,500,000; Full time

Job summary

A leading capital markets firm in Mumbai is seeking a Mid-Senior C++ Engineer to develop high-performance trading systems. The role provides opportunities to innovate and solve complex challenges within a dynamic environment. Candidates should possess a Bachelor's degree in Computer Science or related field and have experience in multithreading and distributed systems. A relocation package is available for suitable candidates.

Qualifications

• Experience in C++ programming with a focus on performance.
• Strong understanding of multithreading and distributed systems.
• Ability to communicate effectively and thrive in a high ownership environment.

Responsibilities

• Develop efficient solutions to complex challenges.
• Build and maintain high performance trading systems.
• Optimize system performance in distributed environments.
• Collaborate with teams to implement ideas in production.
• Monitor and enhance production code continuously.

Skills

C++

Multithreading

Concurrency

Distributed systems

Communication

Education

Bachelor’s degree in Computer Science or related field

Job description

Overview

Citadel Securities is the next-generation capital markets firm and a leading global market maker. We provide institutional and retail investors with the liquidity they need to trade a broad array of equity and fixed income products in any market condition. The brightest minds in finance, science and technology use powerful, advanced analytics to solve the market’s most critical challenges, turning big ideas into real-world outcomes.

We’re looking for driven innovators and optimizers who are excited about cutting-edge technology and making a measurable impact. If you’re passionate, obsessed with performance, and excited to work where nanoseconds matter.

Responsibilities

• Solve What Matters: Break down intricate challenges and deliver clear, elegant solutions that drive real world outcomes
• Build and Scale: Design, build and maintain high performance systems that are the backbone of our trading infrastructure
• Optimize Everything: Continuously push the limits of latency, reliability, and throughput in a distributed environment
• Partner and Deliver: Collaborate directly with traders, researchers, and fellow engineers to deliver ideas into production
• Own it in production: Take pride in running your code live - Monitoring, supporting and improving it every day

Qualifications

• Deep experience in C++ with a passion for clean, performant code
• A strong grasp of multithreading, concurrency, and distributed systems
• Curiosity to explore how things work and a drive to improve them
• Clear, thoughtful communication and the ability to thrive in a high ownership environment
• Bachelor’s (or higher) degree in Computer Science, Engineering or related field
• Background in trading or finance is a plus but not a requirement

Location and Relocation

This role requires you to be based in one of our global offices listed below. If you are not currently located in one of these cities, we offer a comprehensive relocation package to support your move.

Note: Opportunities may be available from time to time in any location in which the business is based for suitable candidates. If you are interested in a career with Citadel, please share your details and we will contact you if there is a vacancy available.

Seniority level

• Mid-Senior level

Employment type

• Full-time