Sr. Backend Java Developer

Our client is seeking a Senior Backend Java Developer to support a mission-critical web platform within a regulated financial environment. This role is part of an Agile delivery team focused on stabilizing and enhancing existing systems while driving backend modernization using Java and AWS. The ideal candidate is a hands-on engineer with strong ownership of backend systems, experience modernizing legacy platforms, and the ability to shape technical direction in a cloud-native architecture.

Responsibilities & Qualifications

Design, develop, and maintain backend services using Java and Spring Boot

Build and evolve microservices, REST APIs, and event-driven components

Modernize legacy backend systems while ensuring stability and performance

Design and optimize PostgreSQL schemas, queries, and data access layers

Integrate backend services with AWS cloud services and messaging platforms

Apply cloud-native and event-driven design patterns to improve scalability and resilience

Write unit and integration tests and participate in peer code reviews

Support production systems, troubleshoot issues, and improve observability

Collaborate with Product, Frontend, QA, and DevOps teams in an Agile environment

Requirements

Strong hands-on experience with Java and Spring Boot

Solid understanding of backend architecture, microservices, and design patterns

Hands-on experience with AWS services (e.g., Lambda, S3, API Gateway, SQS, EventBridge)

Strong SQL skills with PostgreSQL or similar relational databases

Experience working with legacy systems and incremental modernization

Familiarity with CI/CD pipelines, containerization, and Git-based workflows

Financial Services or Wealth Management experience is a plus

Strong problem-solving skills and an ownership mindset