Principal Software Engineer (Java Full stack)

Eurofins IT Solutions, Bengaluru, Karnataka, India

With facilities in Europe, the United States, and Asia, Eurofins Genomics is an internationally leading provider of DNA sequencing services, genotyping services, DNA synthesis products, and bioinformatics services for pharmaceutical, diagnostics, food, agriculture, biotechnology, and research markets.

The Genomics business is powered by global engineering teams building and evolving next-generation applications, Laboratory Information Management Systems (LIMS), customer portals, and enterprise platforms. As a Principal Software Engineer – Java, you will play a critical hands-on role in designing, developing, and modernizing these platforms, ensuring they are scalable, performant, and reliable.

This role requires deep Java expertise, strong design and problem-solving skills, and the ability to influence engineering direction through code, architecture contributions, and technical mentoring. You will work closely with engineering, architecture, DevOps, QA, and product teams to deliver high-quality solutions aligned with business and technology goals.

This role reports to a Project Manager / Senior Manager.

Primary Responsibilities

Own and drive hands-on design and development of complex, enterprise-scale Java applications.

Lead technical direction for modules or subsystems while remaining actively involved in implementation.

Support modernization initiatives, including migration from legacy or monolithic systems to modern architectures.

Act as a technical mentor and role model for engineers across teams.

Ensure solutions meet performance, scalability, security, and maintainability expectations.

Collaborate closely with product, QA, DevOps, and architecture teams to deliver end-to-end solutions.

Specific Assignments:Software Engineering & Development

• Design, develop, and maintain backend and full-stack features using Java, Spring Boot, REST APIs, and relational databases.
• Support modernization of legacy Java applications to modern, cloud-ready architectures.
• Build modular services and support microservices-based designs where applicable.
• Design and integrate RESTful APIs, backend services, and data models.
• Support UI teams building Angular or React frontends by providing robust backend APIs.
• Implement high-performance data processing and integration logic for analytical workflows.

Design

• Apply object-oriented design principles and design patterns (SOLID, OOP, layered / hexagonal architecture).
• Contribute to application and solution architecture discussions.