Real job — pulled straight from Wise Integration’s careers page · Verified August 22, 2026 · No reposts.
Job description
Wise Integration is hiring a Senior Java Developer (Remote) — a contract, remote role. Apply directly on Wise Integration's careers page below.
Senior Java Developer | Baltic States and Poland Citizen (remote) | Contract
Team: Backend
Location: Remote
Commitment: Remote
Workplace Type: remote
Be part of a Core Banking team modernizing and supporting mission-critical services for a leading banking platform. You will deliver new features, reduce technical debt, and ensure regulatory compliance using Java 11/17+, Spring Boot, REST APIs, and microservices on highly available, enterprise-scale systems. Expertise with Kafka, Oracle Database, and event-driven architectures is key to maintaining resilient integrations with digital channels.
Key Responsibilities:
- Design, build, and maintain Java microservices with Spring Boot and JPA/Hibernate.
- Develop and integrate REST/SOAP services and Kafka-based messaging solutions.
- Optimize SQL queries and ensure performance on Oracle Database.
- Contribute to core banking transformation and legacy-modernization initiatives.
- Collaborate in Agile/Scrum teams, providing technical leadership and code reviews.
- Ensure high availability, resilience, and regulatory compliance across distributed systems.
Must-Have Requirements:
- 5+ years of enterprise Java development (Java 11/17+).
- Deep Spring Framework / Spring Boot expertise.
- Proven experience with REST APIs, microservices, and event-driven architectures.
- Hands-on with JPA/Hibernate, Maven or Gradle.
- Proficiency in Kafka (or similar messaging) and Oracle Database performance tuning.
- Solid grasp of core banking architecture, integration patterns, and high-availability design.
- Experience in production-critical financial environments and Agile/Scrum delivery.
- Fluent English plus strong analytical and stakeholder-communication skills.
Nice to Have:
- Exposure to core banking platforms such as Oracle FLEXCUBE, Temenos T24, Finacle, Mambu, or Thought Machine.
- Experience with Git, CI/CD pipelines, Kubernetes/OpenShift, and AWS / Azure / GCP.
- Knowledge of Domain-Driven Design (DDD), automated testing, and ISO 20022 / SWIFT standards.
- Background in core banking migration or transformation programs.
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Frequently asked questions
Is Senior Java Developer (Remote) at Wise Integration a remote job?
Yes, Senior Java Developer (Remote) at Wise Integration is a remote position. This role is open to remote candidates.
What skills are required for Senior Java Developer (Remote) at Wise Integration?
The required skills for Senior Java Developer (Remote) at Wise Integration include: Java, Spring Boot, REST, Microservices, Kafka, Oracle, SQL, Maven, Gradle, Git, Kubernetes, AWS, Azure, GCP.
What is the seniority level for Senior Java Developer (Remote) at Wise Integration?
Senior Java Developer (Remote) at Wise Integration is a Senior level position.
How do I apply for Senior Java Developer (Remote) at Wise Integration?
You can view the full description and apply for Senior Java Developer (Remote) at Wise Integration on EchoJobs: https://echojobs.io/job/wise-integration-senior-java-developer-baltic-states-and-poland-citizen-remote-contract-cfd5p.