Java Backend Engineer - Spring Boot & FinTech Impact

Decskill; Lisboa; On-site; EUR 55,000 - 75,000; Full time

Job summary

Decskill is growing and seeking a Java Software Developer to design, develop and maintain back-end systems supporting financial operations from Lisbon. You will work with Java, Spring Boot, and UML, contributing to the lifecycle from design to deployment while ensuring code quality and timely delivery.

Join a community of over 800 professionals, part of the Astek Group, with opportunities in a multinational setting across Portugal, Spain and beyond.

Qualifications

• Strong experience in Java development and object-oriented programming.
• Professional experience with Spring Boot applications.
• Proficiency in Oracle SQL.
• Knowledge of Unix/Linux systems and scripting is beneficial.
• Experience with DevOps tools and SDLC concepts.

Responsibilities

• Design, develop, test, support and enhance back-end systems for financial operations.
• Develop and maintain applications using Java and Spring Boot.
• Collaborate with functional and technical teams to understand business needs.
• Document solutions with UML diagrams and models.
• Create prototypes and proofs-of-concept to validate requirements.
• Prepare and execute unit, integration, and functional testing with automation.
• Deploy components and databases across environments.
• Participate in application support, troubleshooting, and bug fixes.
• Conduct code reviews and promote best practices.
• Estimate development efforts and ensure on-time delivery.
• Contribute to process improvements and innovative practices.

Skills

Java development

Spring Boot

Oracle SQL

Unix/Linux

DevOps tools

SDLC

Automated testing

Problem solving

Communication

Teamwork

Independent work

Organisational skills

Job description

Decskill is growing and seeking a Java Software Developer to design, develop and maintain back-end systems supporting financial operations from Lisbon. You will work with Java, Spring Boot, and UML, contributing to the lifecycle from design to deployment while ensuring code quality and timely delivery.

Join a community of over 800 professionals, part of the Astek Group, with opportunities in a multinational setting across Portugal, Spain and beyond.