Principal Software Engineer (Java Full stack)

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 our environment safer healthier and more sustainable. From the food you eat to the water you drink to the medicines you rely on Eurofins laboratories work with the biggest companies in the world to ensure the products they supply are safe their ingredients are authentic and labelling is accurate.

The Eurofins network of companies believes that it is a global leader in food environment pharmaceutical and cosmetic product testing and in discovery pharmacology forensics advanced material sciences and AgroScience contract research services. It is also one of the market leaders in certain testing and laboratory services for genomics and in the support of clinical studies as well as in biopharma contract development and manufacturing. It also has a rapidly developing presence in highly specialised and molecular clinical diagnostic testing and in-vitro diagnostic products.

In over 37 years Eurofins has grown from one laboratory in Nantes France to over 65000 staff across a decentralised and entrepreneurial network of more than 950 laboratories in over 1000 companies across 59 countries. Eurofins companies offer a portfolio of over 200000 analytical methods to evaluate the safety identity composition authenticity origin traceability and purity of biological substances and products.

In 2024 Eurofins generated total revenues of EUR 6.95 billion; and has been among the best performing stocks in Europe over the past 20 years.

Senior Software Engineer Java

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.
• 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 Bachelors degree in Engineering Computer Science or equivalent.
• 68 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

Additional Information :

Just some of the benefits we offer are:

• Gym membership
• Company pension scheme
• 24/7 Employee Assistance programme (Offering Legal Financial Medical advice and counselling) and many more

The Location:

Eurofins Digital Testing offices are based in Bristol City Centre. We are right next to Cabot Circus and many bars and restaurants. Our office is easy to commute to and has fantastic views over the city centre too. This area is a great place to live and work with lots going on.

Why Should You Apply

• Competitive pay with a well-established and growing international company.
• Good benefits and flexible working opportunities.
• Great location within the city centre.
• Opportunities to progress and grow with the company.
• Occasional opportunities to travel and work around the UK and internationally.

Start date: ASAP

Interview process: Telephone interview followed by an online coding test and if selected final stage is a face to face interview

Please note we are unable to offer sponsorship so can only consider applications from candidates who are able to work and live in the UK without restriction.

Remote Work :

No

Employment Type :

Full-time