Senior Software Engineer (Back-End) – NZ

We’re looking for an experienced Senior Back-End Developer with deep Java and Spring Boot expertise to help us build scalable, robust microservices and data pipelines for our next-generation fintech platform.

What you’ll do:

• Design, build, and maintain highly scalable back-end services using Java and Spring Boot.
• Develop RESTful APIs and integrate with messaging systems like Kafka and RabbitMQ.
• Work across relational (Postgres) and NoSQL (Cassandra, OpenSearch, Pinot) databases to deliver high-performing systems.
• Manage data workflows using Kafka and Apache Airflow.
• Implement automated testing strategies with JUnit/Mockito, TestContainers, and BDD frameworks.
• Ensure observability through logging, tracing, and monitoring with Prometheus and Grafana.
• Collaborate with multidisciplinary teams to design secure, efficient, and scalable solutions.

What you’ll bring:

• Strong expertise in Java (concurrency, collections, streams, design patterns).
• Proven experience with Spring Boot, Spring Data, Spring Security, and Hibernate/JPA.
• Solid background in microservices architecture, Docker/Kubernetes, and CI/CD (GitLab CI).
• Knowledge of message-driven architectures, distributed systems, and idempotent pipelines

Nice to have:

• Familiarity with Scala, Python, or reactive programming.
• Experience with Kafka Streams, Kafka Connect, and advanced distributed system design.

If this sounds like you, come and join a global fintech team driving innovation across New Zealand, Australia, South Africa, and the UK. Based in our office in Petone, Wellington.