Senior Java Backend Engineer (Remote, Banking)

Zillion Technologies, Inc.; Vienna (VA); Hybrid; USD 110,000 - 117,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Disability insurance

401(k)

Job summary

Zillion Technologies, Inc. is seeking a mid-to-senior Backend Engineer to design, develop, test, and maintain backend services and APIs for secure banking platforms. This role collaborates with analysts, QA, frontend engineers, and cross-functional teams to deliver scalable solutions.

The position requires strong Java experience, Spring, and cloud technologies, with interviews conducted on-site in the VA/MD/DC metro, while work can be performed remotely under a hybrid model.

Qualifications

• Strong Java experience with Java 17 or newer.
• Proficiency in Spring, Spring Boot, web services and RESTful APIs.
• Experience with automated testing (JUnit/Mockito).
• Proficiency with Git and CI/CD tools (Maven, Docker, Jenkins, GitHub, Azure DevOps).
• Strong DB knowledge (SQL) and data integration patterns.
• Experience in distributed systems and microservices design.
• Cloud-native apps development, Azure preferred.
• Excellent communication and collaboration skills.

Responsibilities

• Design, build, integrate, and maintain secure backend services and APIs.
• Focus on performance, reliability, resiliency, observability, quality, and responsiveness.
• Collaborate with cross-functional teams to deliver technical solutions.
• Develop and maintain unit, integration, and automated tests.
• Apply secure coding and data protection standards.
• Troubleshoot production defects and bottlenecks; refactor for security and maintainability.
• Contribute to architecture decisions and technical documentation.
• Support testing, deployment, production issues, and continuous improvement.
• Participate in Agile ceremonies and mentor less experienced engineers.

Skills

Java 17+

Spring Boot

RESTful APIs

JUnit

Mockito

Git

CI/CD

Maven

Docker

Azure DevOps

SQL

Microservices

Azure

Tools

Git

Docker

Jenkins

Azure DevOps

Maven

Job description

Zillion Technologies, Inc. is seeking a mid-to-senior Backend Engineer to design, develop, test, and maintain backend services and APIs for secure banking platforms. This role collaborates with analysts, QA, frontend engineers, and cross-functional teams to deliver scalable solutions.

The position requires strong Java experience, Spring, and cloud technologies, with interviews conducted on-site in the VA/MD/DC metro, while work can be performed remotely under a hybrid model.