Principal Engineer

DIS-DOTC; Singapore; On-site; SGD 100,000 - 150,000; Full time

Job summary

A defence technology organization in Singapore is seeking a Principal Software Engineer to lead technical vision and architecture for cloud-native applications. You will mentor a high-performing team and work in an agile environment to tackle complex challenges. Ideal candidates have 10+ years of software development experience, including 5+ years in technical leadership, and a passion for technology that serves public good. Join us in revolutionizing defence technology!

Qualifications

• Minimum 10 years of progressive experience in software development.
• At least 5 years in technical leadership roles.
• Proven track record managing engineering teams for large-scale applications.

Responsibilities

• Define and drive the technical vision and architecture for software products.
• Oversee design, development, and deployment of secure, cloud-native applications.
• Lead and mentor a high-performing team of engineers.

Skills

Technical leadership

DevOps practices

Cloud-native applications

Stakeholder engagement

Team mentorship

Education

Education in any field

Tools

Modern web development technologies

Infrastructure as Code

Job description

Principal Software Engineer - Digital Ops-Tech Centre (DOTC)

About Us

The Digital Ops-Tech Centre (DOTC) is a newly established unit within the Digital and Intelligence Service, dedicated to exploring cutting‑edge technologies and adopting industry best practices in software engineering. As the centre of excellence for Software Engineering, DOTC enhances the operational capabilities of the Singapore Armed Forces (SAF), driving productivity and efficiency through innovative digital solutions.

What We Offer You

We offer a purpose‑driven career, empowering our people with continuous learning and development opportunities throughout the year. If you are passionate about building technology to strengthen national defence, we invite you to join us in developing cutting‑edge solutions. Learn more at dotc.gov.sg .

Who We Are Looking For

We are seeking a Principal Software Engineer to tackle technically challenging problems in an agile, startup‑like environment. In this role, you lead the technical vision and architecture for software products, overseeing development and deployment of secure, cloud‑native applications. You also mentor a high‑performing team, promote best practices, and collaborate with stakeholders to deliver innovative, scalable solutions that drive organisational efficiency and growth.

What You Will Do

Technical Leadership

• Define and drive the long‑term technical vision and architecture for our software products and infrastructure.
• Oversee the design, development, deployment, and scaling of secure, cloud‑native applications.
• Guide the implementation of modern DevOps practices, including Continuous Integration (CI) / Continuous Delivery or Deployment (CD), GitOps, and Infrastructure as Code.
• Lead and mentor a high‑performing team of engineers working across the stack.
• Foster a strong engineering culture of excellence, collaboration, and continuous learning.
• Champion best practices in code quality, testing, security, and documentation.
• Drive talent acquisition, onboarding, and performance development of engineering staff.
• Provide strategic partnership, and innovative technology solutions that supports driving productivity and efficiency through innovative digital solutions.
• Collaborate with cross‑functional leaders to define product and technology roadmaps aligned with organisational goals.
• Translate complex operational needs into actionable technical requirements and scalable solutions.
• Optimise team workflows and ensure timely, high‑quality delivery of software features and infrastructure improvements.

Stakeholder Engagement

• Build and maintain strong relationships with internal and external stakeholders.
• Act as a technology advocate and spokesperson for innovation within and outside the organisation.

What You Will Bring

• Education in any field.
• Minimum 10 years of progressive experience in software development, with at least 5 years in technical leadership roles.
• Proven track record managing engineering teams working on large‑scale, secure, full‑stack applications.
• Deep experience with modern web development technologies.
• Strong grasp of DevOps culture and tools.
• Experience working in or with public sector or highly regulated industries would be advantageous.
• Passion for technology that serves public good and impacts national‑scale outcomes.

Join us in shaping the future of defence technology. Apply today!