Software Engineer (Kotlin & React Preferred)

NCS; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

NCS, a leading AI tech services company in Asia Pacific, is hiring a Software Engineer (Kotlin & React Preferred) to design, build and support large-scale software systems. You will own core backend services in Kotlin and contribute to full-stack development where applicable.

The ideal candidate has 5+ years of software engineering experience, strong fundamentals across the development lifecycle, and hands-on skills in Kotlin, ReactJS, PostgreSQL and cloud platforms.

Qualifications

• 5+ years in software engineering for large-scale systems.
• Strong Kotlin and PostgreSQL experience.
• Experience with ReactJS and full-stack development is a plus.
• Experience deploying on cloud platforms and using containers.
• Ability to design reliable, scalable software.

Responsibilities

• Design, build and support software products for large-scale systems.
• Translate requirements into scalable, production-ready software.
• Develop backend services using Kotlin with focus on performance.
• Build full-stack solutions with Kotlin and ReactJS where applicable.
• Work with PostgreSQL to design and optimise data models and queries.
• Implement CI/CD pipelines and automated testing.
• Deploy and operate apps on cloud platforms using containers.
• Ensure observability, logging, and system reliability.
• Collaborate with stakeholders to translate business needs into solutions.
• Provide production support and incident response.

Skills

Kotlin

ReactJS

PostgreSQL

CI/CD

Cloud platforms

Containerisation

Observability

Security

Production support

Software lifecycle

Tools

Kubernetes

Docker

CI/CD tools

Job description

Software Engineer (Kotlin & React Preferred)

• Full-time
• Department: Others

NCS is a leading AI Tech Services company. With a 15,000-strong team across the Asia Pacific, NCS scales its platforms and capabilities to provide clients with greater agility and AI expertise across a range of Industries. Embracing a strong ecosystem of global partners, NCS transforms technology services delivery combining AI with digital resilience to drive real business impact. NCS is a subsidiary of the Singtel Group.

As a Senior / Software Engineer, you will be responsible for designing, developing and supporting large-scale software systems, taking ownership across the full software development lifecycle from technical design through to production support.

What will you do?

Software Development & Engineering

• Design, build and support software products for large-scale and business-critical systems.
• Translate complex and ambiguous requirements into scalable, resilient and production-ready software solutions.
• Develop and maintain backend services using Kotlin, with strong focus on performance, reliability and maintainability.
• Develop full-stack solutions using Kotlin and ReactJS, where applicable.
• Work with relational databases such as PostgreSQL to design and optimise data models and queries.
• Apply sound software engineering principles and best practices throughout the development lifecycle.

System Integration, Deployment & Operations

• Take ownership of applications from technical design through development, testing, deployment and production support.
• Implement and maintain CI/CD pipelines, automated testing and deployment processes.
• Deploy and operate applications on cloud platforms using containerisation and orchestration technologies.
• Implement application monitoring, observability and logging to ensure system reliability and performance.
• Participate in incident response, troubleshooting and root cause analysis for production issues.
• Identify system bottlenecks and drive improvements to application performance, reliability and operational efficiency.

Technical Design & Continuous Improvement

• Evaluate technical solutions and make practical, data-driven recommendations for complex engineering problems.
• Identify opportunities to improve systems, development tooling and engineering practices.
• Drive technical improvements from proposal through to implementation and completion.
• Ensure solutions adhere to appropriate security, scalability, reliability and maintainability standards.

Stakeholder Collaboration

• Collaborate with cross-functional teams and non-technical stakeholders to understand business requirements and translate them into robust technical solutions.
• Communicate technical proposals and recommendations clearly, using data and sound engineering judgement.
• Work effectively with team members to promote knowledge sharing, continuous learning and engineering best practices.

Theideal candidate shouldpossess:

• Around 5years or more of relevant experience in software engineering, preferably in complex, large-scale systems or projects.
• Strong software engineering fundamentals across the full development lifecycle, including software development, testing, CI/CD, deployment, observability and security.
• Strong experience with Kotlin and relational databases such as PostgreSQL.
• Experience with ReactJS and full-stack development would be advantageous.
• Experience deploying and operating applications on cloud platforms.
• Hands-on experience with containerisation and orchestration technologies.
• Strong understanding of software architecture, system design, scalability, reliability and performance optimisation.
• Demonstrated experience supporting applications in production, including troubleshooting and incident response.
• Strong ownership and accountability, with the ability to take technical decisions from design through to production support.
• Good analytical and problem-solving skills, with the ability to work through complex and ambiguous technical problems.
• Strong communication and stakeholder management skills, with the ability to explain technical concepts to both technical and non-technical stakeholders.
• A proactive mindset with a strong commitment to continuous learning, knowledge sharing and process improvement.
• Ability to challenge assumptions constructively and propose practical, well-reasoned technical solutions.

We are driven by our AEIOU beliefs—Adventure, Excellence, Integrity, Ownership, and Unity—and we seek individuals who embody these values in both their professional and personal lives. We are committed to our Impact: Valuing our clients, Growing our people, and Creating our future.

Together, we make the extraordinary happen.