Senior Java Lead Engineer - Real-Time Risk & Low-Latency

Citigroup Inc.; Singapore; Hybrid; SGD 180,000 - 260,000; Full time

Job summary

Citigroup Inc. in Singapore seeks a Lead Software Engineer (Java) at VP level to design and deliver low-latency risk platforms powering real-time credit checks and intraday position management.

You will lead architecture, mentor engineers, and partner with global teams across APAC, Europe, and Americas. You will write high-performance Java code, explore C++ and Rust for latency-critical components, and champion AI-assisted development workflows to accelerate delivery while maintaining

Qualifications

• Bachelor’s degree in CS/CE/SE or equivalent.
• Master’s degree desirable in CS, Financial Engineering, or related quantitative field.
• Experience with low-latency, high-throughput risk platforms.

Responsibilities

• Lead end-to-end technical architecture for distributed, low-latency risk systems.
• Write and review high-performance Java code (Java 17/21+), with C++/Rust as needed.
• Mentor engineers and collaborate with global teams across APAC, EMEA, and Americas.

Skills

Java

JVM internals

Memory management

Concurrency

Low-latency tuning

C++

Rust

Distributed systems

AI-assisted engineering

Education

Bachelor’s degree in Computer Science / Computer Engineering / Software Engineering

Master’s degree (Desirable) in CS / Financial Engineering / quantitative field

Tools

Apache Kafka

Solace PubSub+

JNI / cross-language interoperability

Job description

Citigroup Inc. in Singapore seeks a Lead Software Engineer (Java) at VP level to design and deliver low-latency risk platforms powering real-time credit checks and intraday position management.

You will lead architecture, mentor engineers, and partner with global teams across APAC, Europe, and Americas. You will write high-performance Java code, explore C++ and Rust for latency-critical components, and champion AI-assisted development workflows to accelerate delivery while maintaining