Backend Java developer

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Title: Back-End Java Engineer

Location: Vienna, Virginia

Duration: Long term

Job duties

We are seeking a mid-to-senior Back-End Java Engineer to design, develop, test, integrate, and maintain back-end services and digital systems that support mobile and online banking platforms. This role partners closely with analysts, QA testers, front-end engineers, and cross-functional teams to deliver secure, scalable, and high-quality solutions.

The engineer works with minimal supervision on complex initiatives, provides technical direction, and coaches less experienced engineers. A strong commitment to collaboration, thoughtful system design, and sustainable, maintainable code is essential.

Key Responsibilities

• Design, build, and maintain back-end services and APIs supporting mobile and web applications
• Ensure performance, reliability, quality, and responsiveness of services
• Collaborate with cross-functional teams to define, design, and deliver new features
• Analyze, identify, and resolve system bottlenecks, defects, and integration issues
• Refactor and improve existing code to enhance readability, reduce complexity, and improve maintainability
• Conduct peer code reviews to ensure adherence to design standards and quality expectations
• Coordinate integration of new solutions with existing applications and platforms
• Participate in Agile ceremonies including daily scrums and planning sessions
• Create proof-of-concepts and architecture documentation to evaluate proposed solutions
• Advocate for adaptive planning, continuous improvement, and automation
• Contribute to knowledge sharing and mentoring of less experienced engineers

Required Qualifications

• Strong experience with Java (Java 17 or newer preferred)
• Solid understanding of J2EE, web services, and RESTful APIs
• Experience with Spring and Spring Boot frameworks
• Proficiency with source control tools (Git preferred)
• Experience with CI/CD pipelines and related tools (Maven, Docker, Jenkins, GitHub)
• Strong understanding of databases, SQL, and data integration patterns
• Experience troubleshooting distributed and interconnected systems
• Knowledge of microservices architectures and application scalability
• Experience developing cloud-native applications (Microsoft Azure strongly preferred)
• Familiarity with AI-assisted development tools to improve productivity and code quality
• Awareness of sustainable coding practices and efficient system design

Desired Qualifications

• Effective written and verbal communication skills, including the ability to explain technical concepts to non-technical audiences
• Knowledge of banking or financial services industry standards and practices
• Experience working in Agile environments and cross-functional teams
• Ability to manage multiple priorities independently or within a team
• Strong analytical, problem-solving, and system design skills
• Experience with data engineering, analytics, and visualization tools (Power BI preferred)
• Knowledge of data management, data migration, and performance optimization concepts

Must Have

• Java + Spring / Spring Boot
• Azure DevOps
• Microservices