Java Engineer
Posted Updated
We are currently seeking an Java Engineer to join our team on a full-time B2B remote basis, working with one of the largest payment processing companies in the market, a leading fintech player powering high-volume, mission-critical platforms.
As an Java Engineer, you will:
- Design and develop secure, robust payment gateway integrations with leading providers
- Build innovative payment solutions for specialized industries (petrol stations, retail, and beyond)
- Develop scalable RESTful APIs capable of handling high-volume transaction processing
- Architect and maintain microservices using Java, Spring Boot, and modern cloud technologies
- Implement event-driven architectures with RabbitMQ for real-time payment processing
- Deploy and orchestrate services on Kubernetes for high reliability and scalability
- Utilize Protobuf for efficient inter-service communication
- Contribute to data pipelines and analytics infrastructure to support business insights
- Work closely with product and business teams to translate requirements into scalable solutions
- Participate in agile processes and contribute to continuous improvement
- Ensure code quality through testing (JUnit, Mockito) and DevOps best practices
WHAT WE'RE LOOKING FOR
- Strong backend development experience with Java and Spring Boot
- Solid understanding of database design and RESTful API architecture
- Hands-on experience with Kubernetes and containerized environments
- Experience with messaging systems (RabbitMQ or similar)
- Proficiency with Protobuf for microservices communication
- Strong testing mindset with JUnit and Mockito
- Experience with analytics, reporting, or Data Lakes
- Familiarity with Agile development and DevOps practices
- Fluent English communication skills
- EU residency and B2B work eligibility
Nice-to-Have:
- Experience with payment systems, gateways, or fintech platforms
- Exposure to PCI-DSS compliance and financial data security