Low Latency OEMS Engineer; Java

Job Description:

Low Latency OEMS Engineer (Java)

Jain Global, LLC is an innovative multi‑strategy investment firm founded in July 2024 by Bobby Jain with over 400 employees operating from offices in New York, Houston, London, Singapore, and Hong Kong.

We are seeking a talented and motivated Low Latency Java OMS/EMS Engineer to join our dynamic team. The ideal candidate will have extensive experience in building and optimizing low latency systems, focusing on Order Management Systems (OMS) or Execution Management Systems (EMS). You will be responsible for designing, implementing, and maintaining high‑performance trading applications that meet the requirements of our trading desks.

• Design and implement low latency components for our OMS/EMS platforms.
• Optimize system performance by applying Java low latency best practices and methodologies.
• Utilize zero‑copy patterns and NIO (New I/O) for efficient data processing.
• Implement and manage garbage collection (GC) strategies to minimize latency.
• Develop and refine sequencer patterns for high‑speed message processing.
• Work with clustering concepts to ensure robust and scalable systems.
• Perform machine and network‑level tuning to achieve optimal system performance.
• Tweak JVM (Java Virtual Machine) configurations for peak performance.
• Integrate low latency encoding protocols for fast data serialization and transmission.
• Collaborate with cross‑functional teams, including trading, devops, and infrastructure, to ensure seamless integration of services.

• Bachelor’s degree in Computer Science, Engineering, or a related field.
• 3+ years of experience in low latency application development, preferably in trading or financial services.
• Previous experience with OMS/EMS platforms is a plus.
• Good knowledge of CI/CD tools such as Azure Dev Ops and Jenkins.
• Proficiency in cloud platforms (AWS, Azure, GCP) and containerization technologies (Docker, Kubernetes).
• Strong proficiency in Java, with a focus on low latency application development.
• In‑depth understanding of low latency best practices, including zero‑copy techniques.
• Familiarity with GC algorithms and tuning for low latency applications.
• Experience with NIO and its application in high‑performance systems.
• Knowledge of sequencer patterns and their role in message delivery systems.
• Understanding of clustering techniques and distributed system design.
• Familiarity with machine and network tuning to minimize latency and maximize throughput.
• Experience with JVM tuning and performance monitoring tools.
• Knowledge of low latency encoding protocols such as FIX and protobuf and their implementations.
• Strong communication skills and ability to work collaboratively within a team.
• Ability to thrive in a fast‑paced, high‑pressure environment.
• Bonus:
  Experience with Aeron messaging for low‑latency messaging solutions.

• Exposure to cutting‑edge technology and data analytics within the hedge fund industry.
• Opportunity to work alongside experienced professionals in a fast‑paced and intellectually challenging environment.
• Competitive compensation and potential for growth within the firm.
• A supportive and inclusive workplace culture that values diversity and collaboration.

We are an Equal Opportunity Employer.

As an employer, we believe every individual brings with them a unique diversity of thought and perspectives to meaningfully enrich the perspectives of Jain Global teams to drive competitive performance. We believe an inclusive environment can yield exceptional contributions. We are a global investment management firm.