Full-Time Senior Java Developer

Penguin Formula is hiring a remote Full-Time Senior Java Developer. The career level for this job opening is Senior Manager and is accepting Lisbon, Portugal based applicants remotely. Read complete job description before applying.

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Penguin Formula

Job Title

Senior Java Developer

Posted

Career Level

Full-Time

Career Level

Senior Manager

Locations Accepted

Lisbon, Portugal

Job Details

We are looking for a Senior Java Developer with architectural experience to join our Client's team on a remote working model.
Eligibility: EU citizenship. A completed Bachelor's or Master's degree.

Key Responsibilities:
  • Design and define the architecture of complex information systems.
  • Review and enhance the architecture of existing systems.
  • Develop architectural components and reusable building blocks.
  • Analyze integration requirements for diverse information systems.
  • Coordinate implementation of the agreed technical architecture.
  • Produce and maintain comprehensive software architecture documentation.
  • Actively participate in technical working groups, progress reviews, and stakeholder meetings.
  • Design application data and workflow models.
  • Create and maintain APIs using REST and Swagger frameworks.
  • Develop backend components using Java Spring and JPA.
  • Integrate applications with corporate IAM services for authentication and authorization.
  • Ensure delivery through a CI/CD pipeline using Git, Jenkins, and Docker.
Required Qualifications:
  • University degree aligned with the requirements.
  • Minimum 10 years of total IT professional experience.
  • 6 years with Java web application development (3+ years using Java Spring and REST APIs).
  • 3 years working on complex systems.
  • 3 years in frontend development using Angular or Kendo UI.
  • 2 years in Agile software development, including refactoring and test-driven development.
Proven experience with:
  • Java EE, Java 8+, Spring (data, web services, security), JPA, Hibernate.
  • CI/CD tools: Git, Jenkins, Docker.
  • Relational databases, especially Oracle DB.
  • Oracle WebLogic Server.
  • Oauth, security and interoperability (REST APIs, web services).
  • Modelling using UML.
  • Atlassian tools: JIRA, Confluence, Bitbucket, Balsamiq.
  • Maven, Junit.
  • Strong communication skills in English and ability to work in multicultural international teams.
  • Ability to produce clear technical documentation and deliver technical presentations.
  • Rapid self-starting capability and team collaboration.
  • Familiarity with the SCRUM methodology.

FAQs

What is the last date for applying to the job?

The deadline to apply for Full-Time Senior Java Developer at Penguin Formula is 13th of August 2025 . We consider jobs older than one month to have expired.

Which countries are accepted for this remote job?

This job accepts [ Lisbon, Portugal ] applicants. .

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