Lead Java Developer

Role: Senior Java DeveloperLocation: Nenagh, IrelandJob Type: ContractMode: Onsite

As a Senior Software Engineer on you will pair deep engineering expertise with AI- assisted delivery to build the next generation of event-driven, cloud-native payment

services. You will architect and ship resilient platforms, champion responsible AI adoption, and help teams move faster while staying compliant and secure.

What you will need to have:

• Proven experience delivering software in complex, distributed, highly regulated environments.
• Expert-level Java skills plus fluency with modern frameworks, testing libraries, and build tooling.
• Hands-on experience with AWS (or comparable cloud) and building cloud-native, containerised services on kubernetes
• Working knowledge of event-driven architectures and streaming platforms such as Kafka; able to model, test, and operate event flows at scale.
• Experience with CI/CD, infrastructure automation, observability stacks, and Site Reliability/DevOps practices.
• Demonstrated use of AI-assisted engineering tools (e.g., GitHub Copilot, internalcopilots) or building ML/LLM-enabled services; comfort applying AI responsibly.
• Strong collaboration and communication skills with the ability to influence cross-functional partners and navigate