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Java Software Developer em Lisboa, Portugal is listed on Jobeax. Browse 30,000+ vacancies available.

We are growing. And we are looking for talented people.

At Decskill, we believe that technological excellence is driven by human talent.

We are an IT consulting company with more than 10 years of consolidated experience in the market, focused on building long-term relationships with both our clients and our people. Today, we are a community of over 800 professionals, working from Lisbon, Porto, and Madrid, contributing to impactful technology initiatives.

As part of the Astek Group, we combine a strong local culture with a global presence, being active in around 23 countries across 4 continents. This allows us to offer an international context, diverse challenges, and long-term career opportunities, while staying close to our teams.

We are searching for a Java Software Developer !

Responsibilities:

Design, develop, test, support and enhance back-end systems supporting financial operations.
Develop and maintain applications using Java and Spring Boot .
Work closely with functional and technical teams to understand business functionalities, technical modules, integration mechanisms and data sources.
Contribute to the technical design phase and document solutions using UML diagrams and models .
Develop prototypes and proof-of-concepts to validate business requirements and technical solutions.
Prepare and execute Unit, Integration, Regression, Performance and Functional Testing using automated testing frameworks.
Deploy application components, shell scripts and databases across relevant environments.
Participate in application support, troubleshooting and bug fixing activities.
Work with teams to investigate and resolve complex technical issues.
Ensure application quality and prioritise the resolution of critical issues.
Conduct code reviews and promote software development best practices.
Prepare and maintain technical and release documentation.
Estimate development efforts and schedules and ensure delivery within agreed deadlines.
Ensure compliance with software development lifecycle standards and organisational guidelines.
Contribute to initiatives aimed at improving development processes and delivery efficiency .
Identify opportunities for innovation and suggest new technical practices and improvements.
Participate in out-of-hours or daytime support activities when required.
Continuously develop technical skills and take on increasing levels of responsibility.

Requirements:

Strong experience in Java development and object-oriented programming.
Good knowledge of the Java ecosystem.
Professional experience with Spring Boot applications.
Good knowledge of the Java Collections API .
Strong understanding of control structures, access modifiers and exception handling.
Proficiency in Oracle SQL .
Good knowledge of Unix/Linux systems , including scripting.
Experience with DevOps tools .
Thorough understanding of the complete Software Development Lifecycle (SDLC) .
Experience with automated testing frameworks is valued.
Strong analytical and problem-solving skills.
Excellent communication and coordination skills.
Ability to work independently as well as collaboratively within a team.
Strong organisational skills and attention to detail, particularly when working under pressure and tight deadlines.
Self-motivated and proactive approach to problem-solving.
Flexible and adaptable when dealing with technical challenges.
Passion for technology and willingness to continuously learn and adopt new technologies and frameworks.
Strong interest in financial markets and Finance-related topics .
High level of integrity, discipline, transparency and accountability.
Ability to contribute positively to a culture of good conduct and responsible risk management.
English: Fluent .

Are you looking for an environment that values curiosity and commitment? Here, your contribution has real impact and individual growth is taken seriously.

What you can expect from us

Long-term projects with national and international context.
Opportunities to grow technically and professionally.
A people-first culture, focused on transparency and trust.
Teams that value ownership, collaboration and stability.

If you’re interested in this job, please send your CV to with reference “Java Developer”.

Find with us the right opportunity to grow!

Thank You!

Decskill is committed to equality and non-discrimination with all our talents. We recruit and promote talent, based on diversity and inclusion, regardless of age, gender, ethnicity, race, nationality or any other form of discrimination incompatible with the dignity of the human being

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