Senior Java Developer

We are a global technology consulting company specializing in IT solutions, cloud-based platforms, mobile and web applications, and training and support services. With over 14 years of experience and a multicultural team of more than 100 professionals, we deliver projects for highly complex industries such as pharmaceuticals, diagnostics, healthcare, and consumer goods.

At our company, we value international talent, diversity, flexibility, and a collaborative environment that fosters both professional growth and personal well-being.

This role is part of a long-term strategic initiative within a global healthcare environment focused on the evolution and unification of enterprise data platforms. The objective is to consolidate multiple existing data platforms into a single, scalable ecosystem that serves as a backbone for multiple products and teams across the organisation.

As a Senior Java Developer, you will play a key role in designing, building, and evolving backend services that support data exchange and platform integration across multiple teams. You will work in a high-autonomy environment where you are expected to independently drive technical solutions while collaborating with multiple stakeholders across engineering, data, and product teams.

Your main responsibilities will include:

• Design, develop and maintain backend services and components using Java
• Contribute to the evolution and unification of enterprise data platform ecosystems
• Support the migration and transition of existing components into the target platform
• Analyse existing applications, integrations, dependencies and data flows
• Collaborate with multiple technical teams across a large organisational structureWrite clean, maintainable and well-tested code
• Participate in technical refinement, estimation and solution design discussion
• Troubleshoot, debug and resolve backend issues in distributed systems
• Create and maintain clear technical documentation
• Communicate progress, risks and blockers proactively

• Solid professional experience in Java backend development
• Strong experience building and maintaining backend services and APIs
• Good understanding of object-oriented programming, clean code, and software design principles
• Experience with Spring / Spring Boot or similar Java backend frameworks
• Experience working with relational databases and SQLExperience with Git and standard development workflows
• Ability to work autonomously and drive complex technical tasks independently
• Comfortable working in large, complex organisations with multiple teams and dependencies
• Professional working proficiency in English

Nice to have:

• Experience with data platforms, data integration or data-heavy environments
• Experience with microservices architectures
• Experience with cloud platforms (AWS, Azure or GCP)

• People-first culture focused on collaboration and technical excellence
• 100% remote work, based in Spain, with occasional optional meetups
• Long-term engagement in a stable, strategic healthcare project
• Continuous learning with training and development opportunities
• Exposure to complex, large-scale data platforms and enterprise architecture challenges
• Strong engineering culture with high autonomy and ownership

1. HR Interview:  A friendly conversation to understand your background, expectations, ways of working, collaboration, and alignment with team culture. 
2. Technical Assessment: Java backend exercise focused on architecture and problem-solving.
3. Technical Interview: Deep dive with the engineering team on real project scenarios.

In our screening process, we prioritize verifiable signals of excellence, regardless of seniority. There are no preferential paths beyond what your application demonstrates, and we evaluate every candidate through the same process. Some people hold back because they feel they lack experience or have an “imperfect” CV. If you like the role and believe you could excel over time, don’t self-reject. All applications go through our careers page, which is the only way to be considered. If you pass our screening, you’ll be asked to complete one or more tests. 

🚀 Join a team where trust, growth, and purpose go hand in hand. Apply now and let’s build meaningful tech — together, from anywhere.

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Equal Opportunity Statement
Nuvolar Works is an equal-opportunity employer. We welcome and encourage applications from all backgrounds. We do not discriminate based on age, sex, gender, gender identity or expression, sexual orientation, family or marital status, disability, national origin, race, ethnicity, religion, or any other protected characteristic. Candidates with disabilities are encouraged to apply, and we are committed to providing an inclusive and accessible recruitment process. If you require any adjustments during the hiring process, please let us know.