Principal Java Developer (Angular/React)

Eurofins Scientific is an international life sciences company, providing a unique range of analytical testing services to clients across multiple industries, to make life and the environment safer, healthier and more sustainable. From the food you eat to the medicines you rely on, Eurofins works with the biggest companies in the world to ensure the products they supply are safe, their ingredients are authentic and labelling is accurate. Eurofins is a global leader in food, environmental, pharmaceutical and cosmetic product testing and in agroscience CRO services. It is also one of the global independent market leaders in certain testing and laboratory services for genomics, discovery pharmacology, forensics, CDMO, advanced material sciences and in the support of clinical studies.

In over just 35 years, Eurofins has grown from one laboratory in Nantes, France to 62,000 staff across a network of over 1,000 independent companies in 61 countries, operating 900 laboratories. Performing over 450 million tests every year, Eurofins offers a portfolio of over 200,000 analytical methods to evaluate the safety, identity, composition, authenticity, origin, traceability and purity of biological substances and products, as well as providing innovative clinical diagnostic testing services, as one of the leading global emerging players in specialised clinical diagnostics testing.

Eurofins is one of the fastest growing listed European companies with a listing on the French stock exchange since 1997. 

Eurofins IT Solutions India Pvt Ltd (EITSI) is a fully owned subsidiary of Eurofins and functions as a Global Software Delivery Center exclusively catering to Eurofins Global IT business needs. The code shipped out of EITSI impacts the global network of Eurofins labs and services.

The primary focus at EITSI is to develop the next generation LIMS (Lab Information Management system), Customer portals, e-commerce solutions, ERP/CRM system, Mobile Apps & other B2B platforms for various Eurofins Laboratories and businesses. Young and dynamic, we have a rich culture and we offer fulfilling careers.

Principal Software Engineer – Java Track

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.

Architecture & Design

• Apply object-oriented design principles and design patterns (SOLID, OOP, layered / hexagonal architecture).
• Contribute to application and solution architecture discussions.
• Perform technical trade-off analysis and guide design decisions.
• Ensure clean, extensible, and maintainable codebases.

Quality, Performance & Reliability

• Ensure high code quality through unit testing, mocking frameworks, and static code analysis.
• Perform performance profiling, memory analysis, and JVM tuning to resolve bottlenecks.
• Support performance tuning and stability improvements in production environments.
• Work closely with QA teams to ensure strong test coverage and release quality.

Collaboration & Agile Delivery

• Work within Agile / Scrum teams, contributing to sprint planning, reviews, and retrospectives.
• Support end-to-end product development, including development, deployment, and maintenance.
• Collaborate with global teams and stakeholders across regions.
• Provide technical guidance and mentoring to engineers.

Skills Required

Core Technical Skills

Strong hands-on experience with:

• Java (8+)
• Spring / Spring Boot
• RESTful API design
• SQL
• Angular
• React
• Mongo DB
• AKS, etc

Experience with software design patterns, layered architectures, and performance optimization.
Proficiency in object-oriented design and clean coding practices.
Strong experience with unit testing and mocking frameworks (JUnit, Mockito, etc.).
Good hands-on knowledge of performance profiling and memory analysis.

Additional Technical Skills

• Experience with microservices architecture, service communication, and integration patterns.
• Working knowledge of Hibernate / JPA and transaction management.
• Exposure to event-driven or message-based systems is a plus.
• Exposure to Azure cloud-native development is an advantage.
• Integration - Experience with API-based, file-based, and message-based integrations (e.g., Azure Service Bus or similar).
• Domain Exposure - Experience with shipping/logistics workflows or scientific data processing (e.g., Genomics, laboratory systems) is a plus.
• DevOps - Familiarity with Azure DevOps, CI/CD pipelines, Docker, and cloud platforms.
• Understanding of build and dependency management tools such as Maven or Gradle.

Preferred Qualifications

• MCA or Bachelor’s degree in Engineering, Computer Science, or equivalent.
• 6–10 years of hands-on experience in Java-based software development on global or enterprise projects.
• Proven experience in product development environments.
• Strong understanding of the Product Development Lifecycle and Lean Agile / Scrum methodologies.
• Excellent verbal and written communication skills.
• Strong analytical and problem-solving abilities.
• Strong learning mindset and continuous improvement orientation.

Methodologies & Practices

• The following practices are expected to be actively followed:
• Scaled Agile, Lean, Kanban, and Zero Defect Development
• Daily stand-ups and close collaboration with development teams
• Continuous Integration and Continuous Deployment (CI/CD)
• Automated builds, deployments, and testing
• Automated unit and functional testing
• Adherence to development guidelines and coding standards
• SonarQube-based static code analysis

Tech Stack

• Frontend : Angular, React
• Backend: Java, Spring Boot, REST APIs
• Databases: SQL Server, MongoDB
• Integration: REST, messaging, file-based integrations
• DevOps & Cloud : Azure DevOps, CI/CD pipelines, Docker, Azure
• Quality & Code Analysis: JUnit, Mockito, SonarQube

Personal Skills:

• Customer-service oriented with a problem-solving attitude;
• Strong attention to detail and accuracy is essential;
• Entrepreneurial thinking and flexibility to change;
• Very good English communication skills (concise writing and orally convincing);
• Structured and clear writing skills;
• Proven ability to solve complex business problems using analytical reasoning;
• Demonstrated positive attitude, self-motivated, team player.

Required Qualifications:

• MCA or Bachelors in Engineering, Computer Science or equivalent.

PERFORMANCE APPRAISAL CRITERIA: Eurofins has a strong focus on Performance Management system. This includes quarterly calibrations, half-yearly reviews and annual reviews. The KPIs shall be set and may vary slightly between projects. These will be clearly communicated, documented during the first 30 days of your joining.