Senior Java Software Engineer

🚀 Senior Software Engineer – Java / Spring / Kafka

📍 Dublin (Hybrid) | 🗓 12-Month Contract | 💶 €614 per day

We’re hiring a Senior Software Engineer to join a large-scale backend engineering team building high-throughput, event-driven platforms within the financial services space. This role is heavily focused on Java, Spring, and Kafka, working on systems that operate at significant scale and

complexity.

🔧 The Role

You’ll work across the full development lifecycle, building robust, cloud-native backend services with a strong emphasis on event-driven architecture.

Key Responsibilities:

• Design and develop backend services using Java (17+) and Spring Boot
• Build and maintain event-driven microservices using Kafka
• Develop scalable batch and real-time processing pipelines
• Design and consume REST APIs with strong governance and security
• Apply resilience patterns (retry, circuit breakers, idempotency)
• Optimise performance across JVM, threading, and messaging layers
• Work closely with Product, Architecture, and QA in an Agile environment
• Ensure high code quality through testing, CI/CD, and code reviews
• Support containerised deployments using Docker & Kubernetes
• Participate in production support and root-cause analysis
• Mentor junior engineers and contribute to engineering best practices

👤 About You

Must Have:

• Strong commercial experience with Java and Spring (Boot)
• Hands-on experience with Kafka in production environments
• Experience building microservices and event-driven systems
• Solid understanding of backend performance and scalability
• Experience with relational databases and SQL
• Strong debugging and problem-solving skills

Nice to Have:

• Spring Batch
• Cloud platforms (PCF, AWS, Azure, or GCP)
• Docker / Kubernetes
• Financial services or high-volume transaction systems

🏢 Working Model

• Hybrid role based in Dublin
• Office attendance per client policy

📩 Interested?

Send your latest CV and confirm your right to work in Ireland.