Java Developer

Andersen is hiring a Java Developer for a project expanding a banking SuperApp and delivering secure, scalable integrations with external partners and third-party services.

The customer is an established financial services organization providing a broad range of banking products and services to both individual and corporate clients. The organization operates through physical and digital channels, supports a diverse client base, and has been investing in digital transformation, process modernization, and flexible ways of working.

The project is focused on expanding a banking SuperApp through integrations with external partners and third-party services. It aims to develop and maintain secure, scalable, and reliable integrations that extend the platform’s capabilities and provide customers with seamless access to a broader range of digital services.

Responsibilities:

• Designing, developing, and maintaining backend services and APIs for integrations with external partners.
• Developing reliable and scalable integration solutions using Java and Spring Boot.
• Integrating third-party APIs and services, including authentication, data transformation, validation, and error handling.
• Participating in the design of microservice-based integration architecture and contributing to technical decisions.
• Implementing monitoring, logging, exception handling, and mechanisms for ensuring integration reliability.
• Writing unit and integration tests and participating in code reviews to maintain high development standards.
• Collaborating with mobile developers, QA engineers, DevOps specialists, product teams, and external partners.
• Investigating and resolving integration issues, production incidents, and performance problems.

Requirements:

• Commercial experience in Java development, with strong knowledge of object-oriented programming for 3+ years.
• Strong experience with Spring Boot, Spring Framework, and development of RESTful APIs and backend services.
• Solid understanding of microservices architecture, distributed systems, and integration patterns.
• Practical experience with SQL databases such as PostgreSQL, Oracle, or MySQL, including query optimization.
• Experience working with external APIs and third-party integrations, including REST, JSON, authentication, and data mapping.
• Good knowledge of messaging technologies such as Kafka, RabbitMQ, or similar solutions.
• Experience with Git, CI/CD pipelines, Docker, and modern development practices.
• Understanding of software development best practices, clean code, design patterns, unit testing, and code review processes.
• Level of English - from Intermediate+ and above.

Reasons why this job would be interesting to you:

• Experience in teamwork with leaders in FinTech, Healthcare, Retail, Telecom, and others. Andersen cooperates with such businesses as Samsung, Siemens, Johnson & Johnson, BNP Paribas, Ryanair, Mercedes, TUI, Verivox, Allianz, T-Systems, etc..
• The opportunity to change the project and/or develop expertise in an interesting business domain.
• Job conditions - you can work both fully remotely and from the office or can choose a hybrid variant.
• Guarantee of professional, financial, and career growth! The company has introduced systems of mentoring and adaptation for each new employee.
• The opportunity to earn up to an additional 1,000 EUR per month, depending on the level of expertise, which will be included in the annual bonus, by participating in the company's activities.
• Access to the corporate training portal, where the entire knowledge base of the company is collected and which is constantly updated.
• Bright corporate life (parties / pizza days / PlayStation / fruits / coffee / snacks / movies).
• Certification compensation (AWS, PMP, etc).
• Referral program.
• Private health insurance and sports compensation, depending on the type of employment.

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