Senior JAVA Backend Developer

Senior JAVA Backend Developer

Location: Lisbon, Portugal

Working model: Hybrid – 3 days per week in the office

Contract: Permanent

I’m looking for a Senior JAVA Backend Developer to join a team in the middle of a major engineering transformation.

What you’ll be doing

- Take ownership of backend services and drive their development from concept through to delivery.

- Design and build scalable, resilient microservices and distributed systems.

- Help transform a large legacy monolith into a modern, cloud-native architecture.

- Design and implement event-driven architectures, working with Kafka and asynchronous processing.

- Work across synchronous and asynchronous integrations.

- Partner closely with Product Owners and Architects to shape technical direction.

- Lead an Agile team through planning, development, delivery and continuous improvement.

- Make pragmatic technology and architecture decisions based on business needs.

- Set engineering standards and contribute to good architectural practices.

- Mentor other developers and help raise the technical capability of the wider team.

- Produce clear technical documentation and communicate complex technical decisions effectively.

What I’m looking for

I’m looking for an experienced backend engineer who is comfortable taking ownership and solving complex problems.

You’ll ideally bring 5+ years of backend development experience

You should have experience with:

- Backend development and software architecture.

- Microservices and distributed systems.

- Event-driven architectures.

- Kafka or similar messaging/event-streaming technologies.

- REST API design and complex system integrations.

- Docker and Kubernetes.

- SQL and database design, ideally with PostgreSQL, SQL Server or similar.

- Object-oriented programming, design patterns and SOLID principles.

- Agile development environments.

- Technical leadership, mentoring, or ownership of engineering initiatives.

If you’re a backend engineer who wants more than just another development role, apply to find out more.