Job DescriptionWe are looking for a Senior Developer to join our team and contribute to a high-performing backend project within the Banking Industry.On-Call Availability (On-Call Shift System)Mandatory 24/7 On-Call Rotation: You will be required to participate in a rotating on-call shift schedule from Monday to Sunday.What this means: This does not mean you will be actively working 24/7 or during late-night shifts.
Instead, you will be on standby outside of standard working hours, meaning you must be reachable and available to log in and resolve critical system incidents only if they arise.Frequency: The approximate rotation frequency is one full week (7 consecutive days) every 3 to 4 months, depending on the team's internal calendar.QualificationsMandatory Technical KnowledgeMinimum of 4 years of experience in a similar role.Advanced J2EE, Springboot and Apache Kafka expertise is mandatoryMicroservices architecture, Spring Boot, Functional Programming, Java (Version 8 and above), JPA, and Testing methodologies (TDD or BDD).




Software Design and Architecture patterns.Experience with Databases (PostgreSQL, Oracle, MongoDB, etc.).
Familiarity or working experience with Agile Methodologies (Scrum).
English language proficiency: Minimum B2 level.Nice to Have / DesirableBasic notions of API design and specification (OpenAPI 3 / OAS3).
Any additional technical knowledge or skills that can contribute value to the project will be highly appreciated.Basic knowledge of Reactive Programming is highly valued.Additional InformationWhat do we offer you?
Full-time contractRemote position within Spain Time zone.
Smart Office Pack so that you can work comfortably from home.
Training and career development.Benefits and perks such as private medical insurance, life insurance, Language lessons, etcPossibility to be part of a multicultural team and work on international projects.If you are passionate about data, development & tech, we want to meet you !

📌 Senior Java/Kafka Developer (Buenos Aires)
🏢 Talan
📍 Buenos Aires