Senior Java Developer

An international technology company is looking for a Senior Java Developer to join its engineering team. The company specializes in modern payment solutions and infrastructure, with a strong focus on innovation in financial applications, payment terminals, and accreditation platforms built as SaaS and used by banks, merchants, and technology partners.

Project:
You will contribute to key enterprise microservices development projects. Examples include a robotic testing framework for financial applications on payment terminals and an accreditation platform that integrates third parties with core systems. The team emphasizes scalability, security, and efficiency, leveraging modern DevOps practices and cloud technologies.

Tech stack / Requirements

Must-have:

• Strong knowledge of Java (REST API, TCP/IP, UDP, SQL/NoSQL databases)
• Experience with enterprise microservices development (DevOps environment)
• Jenkins (CI/CD configuration and administration)
• Docker (containerized app deployment, image management)
• Microservices architecture & optimization (scalability, performance, security)
• API design & integration (including integration with physical devices)
• Knowledge of security standards (HTTPS, JWT, OAuth, X-API-KEY)
• GIT, Linux server administration, NGINX (reverse proxy)

Nice-to-have:

• Understanding of DHCP, CISCO switches
• Familiarity with Agile methodologies (Scrum, Kanban)
• Interest in AI/ML

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