Staff Java Engineer

Kaizen Global Technologies; Sydney; On-site; AUD 180,000 - 240,000; Full time

Job summary

Kaizen Global Technologies is seeking a Staff Java Engineer to lead backend services in Sydney. You will design and build scalable microservices, implement cloud-based deployments, and drive robust CI/CD practices while collaborating with cross-functional teams.

The role emphasizes strong Java foundations, AWS services, and secure, observable software delivery in an agile environment.

Qualifications

• Strong Hands-on experience in Core Java and Spring Boot.
• Expertise in REST APIs, microservices architecture, Kafka, event streaming, and system integration.
• Experience with AWS services, including Lambda, S3, IAM, and Amazon Bedrock.
• Strong knowledge of CI/CD pipelines, GitHub Actions, and automated deployment processes.
• Experience with Docker, Kubernetes, CloudFront, and cloud-native application deployment.
• Familiarity with workflow orchestration tools such as Temporal, AWS Step Functions, or Apache Flink.
• Understanding of application security, compliance, governance, and responsible AI practices.
• Experience with automated testing, monitoring, and observability tools such as AWS CloudWatch, Observe, or Obstack.
• Strong problem‑solving skills and the ability to collaborate effectively within Agile engineering teams.

Skills

Core Java

Spring Boot

REST APIs

Microservices

Kafka

AWS

CI/CD

Docker

Kubernetes

Security & Compliance

Tools

GitHub Actions

Temporal

Apache Flink

CloudFront

Job description

We're Hiring - Staff Java Engineer (Backend Services)

Location: Sydney, Australia

Work Eligibility: Candidates must have valid Australian working rights.

We are seeking an experienced Staff Java Engineer with strong expertise in backend development, microservices architecture, cloud technologies, and CI/CD practices. The ideal candidate will contribute to building scalable, secure, and high-performance backend services while collaborating with engineering teams and business stakeholders.

Key Skills and Experience

• Strong hands‑on experience in Core Java and Spring Boot.


• Expertise in REST APIs, microservices architecture, Kafka, event streaming, and system integration.


• Experience with AWS services, including Lambda, S3, IAM, and Amazon Bedrock.


• Strong knowledge of CI/CD pipelines, GitHub Actions, and automated deployment processes.


• Experience with Docker, Kubernetes, CloudFront, and cloud-native application deployment.


• Familiarity with workflow orchestration tools such as Temporal, AWS Step Functions, or Apache Flink.


• Understanding of application security, compliance, governance, and responsible AI practices.


• Experience with automated testing, monitoring, and observability tools such as AWS CloudWatch, Observe, or Obstack.


• Strong problem‑solving skills and the ability to collaborate effectively within Agile engineering teams.

If you have a strong Java backend engineering background and experience delivering cloud-based solutions, we would love to hear from you.