Job Description

ST Engineering is a global technology, defence and engineering group with offices across Asia, Europe, the Middle East and the U.S., serving customers in more than 100 countries. The Group uses technology and innovation to solve real-world problems and improve lives. Our dedication to excellence and our strong track record have earned us a distinctive reputation for quality and trust as a global technology, defence and engineering group, spanning across the aerospace, smart city, defence and public security segments. Headquartered in Singapore, ST Engineering ranks among the largest companies listed on the Singapore Exchange.
Join our Cyber Team
We are an industry leader in cybersecurity with over two decades of experience, we deliver a holistic suite of trusted cybersecurity solutions to empower cyber resilience for government and ministries, critical infrastructures, and commercial enterprises. Backed by our indigenous capabilities and deep domain expertise, we offer robust cyber-secure products and services in cryptography, cybersecurity engineering, digital authentication, SCADA protection, audit and compliance.
We are looking for a versatile and hands-on Cloud Engineer with strong AWS expertise to join our team. In this role, you will design, build, and maintain secure, scalable cloud infrastructure and applications, while also contributing to full-stack development and DevSecOps practices. You'll work across the cloud-native tech stack-from backend APIs to frontend interfaces-and support the evolution of our infrastructure as we expand beyond AWS to other cloud providers like Azure.
Key Responsibilities

• Design and implement scalable and secure cloud architectures, primarily on AWS, with expansion to Azure or other platforms.
• Develop and maintain applications on AWS Cloud using services like AWS Lambda, API Gateway, ECS, DynamoDB, and Step Functions.
• Contribute to backend development using Node.js and Python, building RESTful APIs and microservices.
• Contribute to frontend development, ideally with Flutter (or React) for cross-platform and web interfaces.
• Implement and maintain CI/CD pipelines, infrastructure as code (IaC), and DevSecOps best practices.
• Ensure infrastructure is secure, cost-effective, and compliant with internal and external security standards.
• Monitor, troubleshoot, and optimize system performance, availability, and reliability.
• Collaborate with cross-functional teams including Product, QA, and Security to deliver quality releases.
• Stay current with cloud technology trends, best practices, and toolsets.

Requirements

• Preferably possess 3-6 years of experience in cloud engineering or full-stack development, with a strong foundation in AWS services.
• Proven experience building serverless applications (e.g., AWS Lambda, S3, DynamoDB, SNS/SQS, Cognito).
• Solid understanding of DevOps/DevSecOps practices, including IaC (e.g., Terraform, AWS CDK, CloudFormation).
• Experience with Node.js and RESTful API development.
• Experience with frontend development frameworks or platforms (Flutter, React).
• Proficient in using Git, GitHub/GitLab, CI/CD tools (e.g., Jenkins, GitHub Actions, CodePipeline).
• Good understanding of networking, cloud security, and identity management.
• Comfortable working in Agile/Scrum teams and fast-paced environments.

Nice to Have

• Experience with Azure or other cloud platforms (GCP, Alibaba Cloud).
• Familiarity with container technologies (e.g., Docker, ECS, EKS, or Kubernetes).
• Knowledge of API security, OAuth2, JWT, or web application security.
• Mobile app development experience using Flutter.
• Certifications such as AWS Certified Solutions Architect / Developer, or Azure Fundamentals.

Work Location: Jurong East
Find out more:
ST Engineering believes in fostering a culture where team members are encouraged to overcome challenges, explore new ideas, and work together to succeed. We value individuals who are determined to push beyond the boundaries, and have a thirst for knowledge, continuous learning, and self-improvement.