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Thales

Senior Software Engineer (Java)

Thales Paço de Arcos, Portugal

Defense and Space Manufacturing · 10,001+ employees

Yesterday
java Mid (2-5 yrs) Full-time Portugal
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About the role

Develop high-quality, secure Java applications and design scalable software architectures. Collaborate with cross-functional teams while maintaining technical documentation and performing unit testing.

What they look for

Java Java 21 Springboot Software Development Software Engineering Agile Methodology Unit Testing Debugging Technical Documentation Software Architecture

Requirements

Requires a bachelor's degree in Engineering or a related field and at least 3 years of experience with Java and Springboot. Candidates must be proficient in English and comfortable working within an Agile environment.

Full description

Location: Paço de Arcos - Q45, Portugal

For more than 35 years, Thales acts in Portugal for global Defense and Aerospace markets and promotes and delivers innovative solutions that enhance its customer’s critical systems´ security, on land, sea, air, space and cyberspace, through a technical team of excellence.

If you want to be part of Thales in Portugal and have experience as a Software Developer with Java, this is the right opportunity for you!

Responsibilities:

  • Develop high-quality, maintainable, and secure Java applications (Java 21);
  • Design scalable and efficient software architectures;
  • Write, execute, and maintain unit tests, troubleshoot and resolve bugs;
  • Collaborate closely with cross-functional teams;
  • Create and maintain clear technical documentation and stay updated with emerging technologies and best practices.

Requirements:

  • Bachelor degree in Engineering or similar area;
  • 3+ years of experience with JAVA and Springboot (mandatory);
  • Experience in software development and software engineering;
  • Comfortable with Agile Methodology;
  • Written and Oral proficiency in English;
  • Availability to travel.

The Group invests more than €4.5 billion per year in Research & Development in key areas, particularly for critical environments, such as Artificial Intelligence, cybersecurity, quantum and cloud technologies.

In 2025, the Group generated sales of €22.1 billion.

For our more than 85,000 employees in 65 countries we open up visionary perspectives, realise individual career paths and enable creative freedom. This is achieved with courage, versatility and the firm intention to make the demanding challenges of our time safer and more inclusive. With our sustainable value-focused management we support diversity actively.

If you are interested send you CV in English.

Say HI* – Your journey to us

At times of change our international teams are ready to meet the complexity of today with the industry-leading technologies of tomorrow. Will you be part of it? Your contact Jéssica Carrasqueira is looking forward to your online application on our Career portal.

Jéssica Carrasqueira – Talent Acquisition Partner

#LI-JC1 #LI-HYBRID

*Human Intelligence

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