Senior Java Developer

About MoOngy

Founded in 2005, MoOngy is an international group specialized in Engineering and IT, operating across Europe and North Africa.

With a presence in 14 countries, more than 40 entities, and 9,500 talents, we continue to grow every day thanks to one simple thing: people who are genuinely passionate about technology and innovation.

The Role: Senior Java Developer

📍 Location: Lisbon

🏢🏠 Work Model: Hybrid (2/3x per week at the office)

🗣️ Languages: English (Mandatory) | French (Nice to have)

✅ Eligibility: Currently living in Portugal and legally authorized to work there

We are looking for a Senior Java Developer to join an international team working on large-scale data integration and transformation projects within a complex enterprise environment.

In this role, you will be responsible for designing and developing robust Java-based solutions, building and optimizing ETL workflows, improving data processing performance, and contributing to modern CI/CD and containerized deployment environments.

Your Profile

• 5 years of experience as a Java Developer
• Strong expertise in Java 8 , Spring Boot, SQL, Angular, GitLab and Kubernetes
• Hands-on experience designing and developing ETL workflows
• Experience optimizing data flows, transformations, and complex processing workflows
• Solid knowledge of PL/SQL and relational databases
• Experience working with CI/CD pipelines
• Strong analytical and problem-solving skills
• Professional proficiency in English (C1)

Nice to Have

Experience with one or more of the following technologies:

Spark, Liquibase, Kafka, ArgoCD, Vault, JFrog, Dynatrace, Kibana, and other DevOps-related tools.

Previous experience in the Banking or Financial Services sector is considered a strong plus.

What You'll Do

• Develop and maintain scalable solutions using Java and Spring Boot
• Design and optimize ETL and data integration processes
• Create and maintain PL/SQL scripts and database components
• Improve application performance and data processing efficiency
• Contribute to CI/CD practices and Kubernetes-based deployments
• Collaborate with cross-functional teams to deliver high-quality solutions

Moongy:

• 🌍 Innovation & Impact: Play a central role in driving the future through creative solutions
• 🚀 Challenging projects: Modern environments, real impact, zero boredom.
• 📚 Continuous learning: Trainings, certifications, and structured career growth.
• 🤝 Team spirit: An international community where collaboration means something.
• 🌈 Diversity & inclusion: At MoOngy, everyone belongs — no fine print.

Diversity & Inclusion

At MoOngy Group, we are committed to equality and diversity. We foster a safe, inclusive, and respectful environment where everyone has equal opportunities.

We do not discriminate based on age, origin, gender, sexual orientation, disability, or any criterion unrelated to skills and merit.