Senior API Developer

Hydrogen Group ·www.hydrogengroup.com

Location Sydney CBD, New South Wales, Australia
Salary AUD 800 - 900 / month
Type Full time
Level Senior
Source Shazamme
Technology
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About the Role

A leading global financial services organisation is seeking a skilled API Developer to design, build, and maintain scalable, secure, and high-performance APIs on Google Cloud Platform (GCP). You will play a key role in enabling digital capabilities by integrating internal systems, third-party services, and customer-facing applications.

This role sits within a collaborative engineering team focused on modern cloud-native architecture, automation, and continuous delivery.

Key Responsibilities

  • Design, develop, and deploy RESTful and event-driven APIs using cloud-native patterns on GCP
  • Build and manage APIs using services such as Apigee, Cloud Run, Cloud Functions, and Kubernetes Engine (GKE)
  • Collaborate with product managers, architects, and frontend/backend engineers to deliver scalable solutions
  • Ensure APIs meet security, compliance, and regulatory standards (OAuth2, OpenID Connect, JWT, etc.)
  • Implement API lifecycle management including versioning, documentation, testing, and monitoring
  • Optimize performance, reliability, and cost-efficiency of cloud-based API services
  • Develop CI/CD pipelines for automated testing and deployment using tools like GitHub Actions, Jenkins, or Cloud Build
  • Troubleshoot production issues and provide ongoing support and enhancements

Required Skills & Experience

  • Proven experience in API development (REST/GraphQL) in enterprise environments
  • Hands-on experience with Google Cloud Platform (GCP) services
  • Strong programming skills in Java, Python, or Node.js
  • Experience with API gateways (Apigee preferred)
  • Familiarity with microservices architecture and containerization (Docker, Kubernetes)
  • Understanding of security best practices for APIs and cloud environments
  • Experience with CI/CD pipelines and DevOps practices
  • Strong problem-solving skills and ability to work in agile teams

Preferred Qualifications

  • Experience in financial services or regulated industries
  • Knowledge of event-driven architecture (Pub/Sub, Kafka)
  • Exposure to infrastructure as code (Terraform, Deployment Manager)
  • Familiarity with observability tools (Stackdriver, Prometheus, Grafana)
  • Understanding of data privacy and regulatory frameworks (APRA, PCI-DSS)

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Frequently asked questions

Who is hiring for the Senior API Developer role?
Hydrogen Group is hiring for the Senior API Developer position, a Shazamme client. Apply directly on the employer's career site.
Where is the Senior API Developer job located?
The Senior API Developer role with Hydrogen Group is based in Sydney CBD, NSW, AU.
What does the Senior API Developer role pay?
Hydrogen Group lists the Senior API Developer role at AUD 800–900 per month.
Is the Senior API Developer role full-time or contract?
This is a full time position at Hydrogen Group.
What experience level is the Senior API Developer role?
The Senior API Developer position is aimed at senior-level candidates.
How do I apply for the Senior API Developer role at Hydrogen Group?
Apply directly on Hydrogen Group's career page via the Apply button on this listing. ZammeJobs links straight through to the employer's ATS — no third-party form, no resume database.
Apply direct