Senior Software Engineer (Java)

FINARTIX Fintech Solutions S.A.

Athens, Attica, Greece Hybrid permanent

Posted: February 18, 2026

Job Description

We are currently looking for a passionate and motivated Senior Software Engineer (Java) to join FINARTIX's Software Engineering Practice and our projects on behalf of one of our major clients in banking sector. The candidate will play a key role in the development, implementation, and management of technology-based business solutions to improve our clients’ delivery approach.

Responsibilities

• Design, develop, test, and maintain complex Java applications using Spring Boot, Spring Batch, and Vaadin framework (version 14 and above).
• Develop robust, scalable, and efficient web services using REST and SOAP protocols.
• Configure and deploy Java applications on JEE application servers such as Websphere, Weblogic, and JBoss.
• Design and implement database solutions using RDBMS, preferably DB2.
• Collaborate with the development team to ensure high-quality code and adhere to coding standards.
• Participate in code reviews and ensure that the code is maintainable, scalable, and efficient.
• Work closely with the QA team to ensure that the application meets the required quality standards.
• Participate in technical discussions and provide input on design and architecture of the application.

Requirements:
• BS/MS degree in Computer Science, Engineering or related field (mandatory).
• Minimum of 5 years of relevant experience with Java development/implementation.
• Advanced knowledge in Java Technologies (J2EE, Spring, XML Parsing, JDBC, Web Services).
• Experience with Relational database (SQL Server) and ORM layers (Hibernate).
• Advanced knowledge in writing and consuming SOAP and Rest Web Services.
• Familiarity with modular design, Microservices, and/or PL/SQL is a plus.
• Experience with version control systems, such as GIT or SVN.
• Experience with CI/CD using Jenkins.
• Excellent problem-solving skills and attention to detail.
• Communication & Time Management Skills.
• Analytical thinking & Problem-Solving Attitude.
• Languages required: English and Greek, both written and verbal.

Benefits:
• Professional development through participation in challenging, real business projects in different industries.
• Working in a dynamic and fast-growing banking Technology Company with recognized partners.
• Opportunity to work in a diverse environment with talented colleagues.
• Competitive remuneration package.
• Private Health Insurance.
• Training & Development.
• Laptop.
• Flexible Working Environment.

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