Low-Latency E-Trading Engineer | Hybrid, 2 Days Remote

Citigroup Inc.; United States; Hybrid; USD 180,000 - 280,000; Full time

Benefits offered by this job

27 days annual leave

Discretional annual bonus

Private medical care & life insurance

Employee assistance program

Pension plan

Paid parental leave

Employee discounts

Job summary

Citigroup Inc. seeks a Lead Software Engineer for the Equities Technology team to design and deliver Citi's next-generation low-latency execution platform.

You will work with cross-functional teams including traders, quants and product development to implement high-performance components such as algorithmic trading, SOR and market data processing. Ideal candidates will have strong expertise in low-latency Java and Rust, plus familiarity with C++.

Qualifications

• Design, develop and deliver a low-latency electronic execution platform.
• Collaborate with traders, quants, clients and cross-functional teams.
• Ensure platform reliability, testing frameworks and performance at scale.
• Leverage AI-powered development tools in the SDLC.

Responsibilities

• Design, development and maintenance of high-performance, low-latency electronic execution systems.
• Partner with traders, quants, and clients to translate needs into features (execution performance, liquidity sources, DMA).
• Improve testing frameworks, tools and environments for reliability and scale.
• Leverage Citi's AI-powered SDLC tools to boost productivity and code quality.
• Champion Agile and CI/CD with shift-left testing and faster releases.
• Build and maintain platform monitoring, reconciliation, recovery, and other support functions.

Skills

Low-latency Java

Rust

C++ (advantage)

Communication skills

Agile methodologies

CI/CD

Education

Bachelor's degree in Computer Science / Engineering

Job description

Citigroup Inc. seeks a Lead Software Engineer for the Equities Technology team to design and deliver Citi's next-generation low-latency execution platform.

You will work with cross-functional teams including traders, quants and product development to implement high-performance components such as algorithmic trading, SOR and market data processing. Ideal candidates will have strong expertise in low-latency Java and Rust, plus familiarity with C++.