Java Developer (French Speaker)

Fyld; Lisboa; On-site; EUR 42,000 - 65,000; Full time

Job summary

Fyld is hiring a Java Backend Developer with French and English fluency to join our Lisbon-based team. You will work on backend services for banking-domain projects, delivering scalable and secure APIs with Spring Boot, Hibernate, and relational databases.

The role requires 3+ years of Java experience, strong OOP skills, and experience in REST API design. You'll collaborate in Agile teams, contribute to code quality, and grow within a values-driven consulting company.

Qualifications

• Degree in Computer Science, Software Engineering, Information Technology or related field.
• 3 years of professional Java development experience.
• Strong proficiency in Java and object-oriented programming.
• Experience with Spring and Spring Boot.
• Experience with Hibernate/JPA.
• Experience designing and developing REST APIs and backend services.
• Good understanding of API design, integration and security principles.
• Strong knowledge of relational databases (PostgreSQL, Oracle, MySQL).
• Good knowledge of SQL and unit/integration testing (JUnit/Mockito).
• Git and version control practices; Maven or Gradle; familiarity with CI/CD; software architecture and design patterns.

Responsibilities

• Develop and maintain scalable Java backend services.
• Design robust REST APIs and backend architectures.
• Collaborate in Agile teams to deliver high-quality software.
• Ensure security, performance, and reliability of backend systems.

Skills

Java

Spring & Spring Boot

REST APIs

SQL

Unit testing

Git

Agile

French fluency

English fluency

Education

Degree in Computer Science or related field

Tools

Spring Boot

Hibernate/JPA

PostgreSQL/MySQL/Oracle

JUnit/Mockito

Git

Maven/Gradle

Docker/Kubernetes

REST API design

Job description

Fyld is hiring: Java Backend Developer (French Speaker)

At Fyld, we believe the future is built with people, technology, and strong values.

We are a Portuguese consulting company that operates with transparency, respect, and a focus on everyone's growth.

Here, every project is an opportunity to build real, scalable, and high-quality software solutions.

Our philosophy?

Code for Big Solutions

— because we don't just build software to make things work, we build solutions that create real impact.

We're looking for an experienced

Java Backend Developer

With Strong Technical Skills, Experience In The

banking sector

and professional fluency in

French and English

By joining Fyld, you'll be part of a team where every member is challenged to innovate, collaborate and grow.

Your Profile

• Degree in
• Computer Science, Software Engineering, Information Technology
• , or a related field
• Minimum of
• 3 years of professional experience
• in Java development
• Strong proficiency in
• Java
• and object-oriented programming
• Professional experience with
• Spring and Spring Boot
• Experience with
• Hibernate / JPA
• Experience designing and developing
• REST APIs and backend services
• Good understanding of
• API design, integration and security principles
• Strong experience with
• relational databases
• , particularly PostgreSQL, Oracle or MySQL
• Good knowledge of
• SQL
• Experience with
• unit and integration testing
• , using tools such as JUnit and Mockito
• Good knowledge of
• Git and version control practices
• Experience with
• Maven or Gradle
• Familiarity with
• CI/CD practices
• Good understanding of
• software architecture, design patterns and clean code
• Experience troubleshooting and optimizing backend applications
• Previous professional experience in the
• banking or financial services sector
• Understanding of
• financial products, banking processes and regulatory requirements
• Strong analytical and problem-solving skills
• Ability to work effectively in
• Agile development teams
• Fluency in
• French and English – mandatory

Nice To Have

• Experience with
• microservices architectures
• Knowledge of
• SOAP web services
• Experience with
• Kafka, RabbitMQ or similar messaging technologies
• Knowledge of
• Redis or other caching technologies
• Experience with
• Docker and Kubernetes
• Experience with
• AWS, Azure or GCP
• Knowledge of
• NoSQL databases
• Experience with
• payments, lending, cards, risk or other banking domains
• Knowledge of
• financial security and compliance standards

Our Values

• Critical thinking and autonomy
• Focus on meaningful solutions and real results
• Respect, transparency, and continuous growth

What You'll Find At Fyld

• A collaborative team that values individual progress
• Access to continuous training and certifications
• A culture of proximity, respect, and recognition
• Challenging, purpose-driven projects where your expertise as a
• Java Backend Developer
• has real impact