Senior Java Developer (Capital Markets / eTrading)

high-performing Senior Java Developer

Key Responsibilities

• Design, develop, and optimize scalable backend components using

  Core Java

  and

  Spring Boot

  .
• Implement

  multithreading, thread pools, and concurrent data processing

  for real-time trading workflows.
• Apply

  object-oriented principles (OOPs)

  and

  design patterns

  to create maintainable, efficient codebases.
• Build and deploy

  microservice-based architectures

  , including integration with containerized environments (

  Docker

  , Kubernetes).
• Implement

  Spring Boot Security

  , authentication, and authorization for sensitive trading systems.
• Collaborate closely with traders, quants, and business analysts to translate business needs into technical solutions.
• Perform code reviews, debugging, and performance tuning to ensure

  low latency

  and

  high reliability

  .
• Manage database interactions schema design, query optimization, and performance troubleshooting.
• Work in Agile environments and contribute to continuous integration and delivery practices.
  

Required Skills & Experience

• 10+ years of experience in

  Java backend development (Java 8 or higher)

  .
• Strong command of

  Core Java, Multithreading, ThreadPool Management

  , and

  Design Patterns

  .
• Deep understanding of

  OOP concepts

  and

  microservice architecture

  .
• Hands-on experience with

  Spring, Spring Boot, and Spring Boot Security

  frameworks.
• Proficiency in

  SQL / RDBMS (Sybase, Oracle, or PostgreSQL)

  .
• Working experience with

  Linux/Unix environments

  .
• Exposure to

  Docker-based deployments

  and

  cloud-native architecture

  .
• Knowledge of

  messaging systems

  (Solace, Tibco, Kafka, or MQ) is a strong plus.
• Domain knowledge in

  Capital Markets / Fixed Income / eTrading / Front Office

  systems is highly desirable.
• Strong debugging, problem-solving, and performance optimization skills.
  

Preferred Qualifications

• Bachelor’s or Master’s degree in

  Computer Science, Engineering, or related field

  .
• Experience working on

  low-latency financial applications

  or

  eTrading systems

  .
• Familiarity with

  test-driven development (TDD)

  and

  CI/CD pipelines

  .
• Excellent communication skills and ability to work with global stakeholders.