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Bonapolia

Senior Java Developer

Engineering

Employment

Not stated

Level

Senior

Team

Software Development
Not doable from Austria

Country assessment

Not doable from Austria because the employer's own board marks it as not remote.

Our assessment is guidance. Confirm arrangements with the employer.

Skills mentioned in this posting

JavaPostgreSQLKafka

Job description

Project/Client: Fintech
Location: Lithuania, hybrid model (3 days in the office)
Start Date: ASAP
Duration: 12 months
Language: English

Role Overview:

We are looking for a Senior Java Developer to join a fintech project focused on scalable backend systems, data integration, and event-driven architecture. The role involves developing Java / Spring Boot microservices and working with data streaming and/or Data Warehouse solutions.

Key Responsibilities:

  • Design, develop, and maintain backend services using Java and Spring Boot

  • Build and support microservices and event-driven solutions

  • Work with messaging and data streaming tools such as Kafka, RabbitMQ, or similar technologies

  • Contribute to data integration, CDC, ETL/ELT, and/or DWH-related initiatives

  • Work with relational databases such as PostgreSQL, MS SQL Server, or similar

  • Collaborate with engineering, data, DevOps, and business teams

Must-Have Requirements:

  • Strong hands-on experience with Java and Spring Boot

  • Proven experience with microservices architecture

  • Hands-on experience with Kafka, RabbitMQ, or similar messaging/streaming technologies

  • Experience with data streaming and/or Data Warehouse / DWH projects

  • Good knowledge of relational databases (PostgreSQL, MS SQL Server, or similar)

  • Fluent English

Nice to Have:

  • Previous experience in fintech, banking, or financial systems

    What we offer

    • Model: B2B contract with Bonapolia - one contract, one monthly invoice

    • Rate: negotiated per candidate seniority and client budget

    • Payment: monthly invoice, paid on the same schedule the client pays us (usually 30 days)

    • Contract written under your country's law

    • We handle the client-side paperwork: MSA, NDA, invoicing

    🏢 About Bonapolia

    Bonapolia is a family-owned IT staff augmentation team based in Lisbon. We build engineering teams for product companies and IT consultancies across Europe and the US.

    More at bonapolia.com

    📩 Ready to Join?
    We look forward to receiving your application and welcoming you to our team!