Software Engineer (Java)

We are looking for a Mid Software Engineer (Java) to join a project with our client. The client has been established for over 10 years, is part of an international group, and develops its own product focused on the financial sector.

You will work on an internal product (invoicing solution), enhancing its digital capabilities and integrating it with different standards. This role involves full-stack development with end-to-end ownership — from product design and customer needs to cloud infrastructure and production operations — in a fast-paced, agile environment.

Responsibilities:

• Design and develop scalable and maintainable software solutions.
• Contribute to backend development using Java and modern frameworks.
• Ensure code quality through testing, refactoring, and adherence to best practices.
• Collaborate with product managers, designers, and engineers to define and deliver new features.
• Translate business requirements into effective and well-structured technical implementations.
• Participate actively in agile ceremonies and sprint planning.
• Contribute to documentation, troubleshooting, and continuous improvement of processes and systems.

3+ years of experience in Java development, ideally with Spring Boot;

• Good understanding of API design (REST, OpenAPI);
• Experience working with microservices or modular distributed systems.

Hands-on experience with message queuing systems such as AWS SQS/SNS or GCP Pub/Sub (knowledge of one is sufficient). Solid experience with relational databases (Oracle, PostgreSQL); Experience supporting or maintaining CI/CD pipelines, using tools like GitLab or Jenkins. Comfortable with common development tools — Git, Maven, IntelliJ IDEA. Working knowledge of cloud environments (AWS or GCP) and containerization (Docker/Kubernetes). Experience with Infrastructure as Code (Terraform, AWS CDK, Pulumi, Ansible, or Helm). Experience working in Agile teams with a collaborative. Excellent communication skills and fluency in English. Employment Contract; Health Insurance; Meal Card; Gym Ticket; Hybrid Work (Porto - Portugal)