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.

The Frontend Software Engineer (Agentic AI Systems) is responsible for building highly interactive, user-centric interfaces for bespoke Agentic AI systems. He or she will translate complex AI logic into simple, beautiful, and performant visual experiences that enable seamless collaboration between users and autonomous AI agents. They will play a key role in creating pixel-perfect interfaces, managing real-time data streams, and ensuring enterprise-grade frontend architecture that delivers exceptional user experiences.

What will you do?

1. UI/UX Development & Implementation

• Translate high-fidelity mock-ups (Figma, Marvel, etc.) into pixel-perfect HTML5 and CSS implementations.
• Build React-based chatbot interfaces and complex enterprise forms that handle real-time streaming data.
• Implement interactive graph and tree diagrams to represent agent reasoning paths and data structures.
• Ensure responsive, accessible, and performant user interfaces across devices and browsers.
• Optimize frontend performance for state-heavy applications with complex AI interactions.

2. Middleware & Backend Integration

• Develop and maintain Node.js middleware to manage session enforcement, proxy requests securely, and orchestrate data between UI and backend services.
• Partner with backend software engineers to define data contracts and integrate enterprise-grade authentication flows.
• Consume and integrate complex backend services (e.g., Spring Boot) using RESTful API patterns.
• Implement Server-Sent Events (SSE) or WebSockets for streaming AI responses in real-time.

3. Technical Architecture & Best Practices

• Build scalable, maintainable frontend architectures using modern JavaScript frameworks and design patterns.
• Implement state management solutions (Redux) for complex application states.
• Develop reusable component libraries and maintain design system consistency.
• Integrate frontend build processes and automated UI testing into CI/CD pipelines (Jenkins, GitLab CI).
• Package and deploy React/Node.js applications using OCI-compliant containers within orchestrated environments (OpenShift/OCP).

4. Collaboration & Quality Assurance

• Work closely with designers to ensure design fidelity and optimal user experience.
• Collaborate with cross-functional teams including backend engineers, UX designers, and product owners.
• Implement testing frameworks and maintain high code quality standards.
• Participate in code reviews and contribute to continuous improvement of development practices.
• Document technical specifications and maintain clear communication with technical and non-technical stakeholders.

The ideal candidate should possess:

Essential Requirements

• 5+ years of frontend development experience with substantial work in enterprise applications
• Expert-level proficiency in JavaScript (ES6+), TypeScript, and HTML5
• Mastery of CSS3 and utility-first frameworks like Tailwind CSS
• Deep expertise in React and state management solutions (Redux)
• Proficiency in high-fidelity design tools (Figma, Marvel, etc.) for developer handoff and design inspection
• Experience with Node.js to build proxy layers, handle API orchestration, and manage session enforcement and states
• Strong understanding of RESTful API patterns and experience consuming complex backend services
• Experience with data visualization libraries such as D3.js to render complex graph/tree structures
• Familiarity with real-time communication protocols (Server-Sent Events, WebSockets) for streaming data
• Experience with CI/CD pipelines (Jenkins, GitLab CI) and automated UI testing frameworks
• Knowledge of containerization using OCI-compliant containers and deployment to orchestrated environments (OpenShift/OCP)
• Degree or Masters in Computer Science, Engineering, or related field

Personal Attributes

• Self-motivated with a positive "can-do" attitude
• Creative problem-solver with excellent analytical skills
• Strong communication skills (written and verbal) with ability to explain technical concepts clearly
• Collaborative team player with ability to work effectively in hybrid or remote environments
• Commitment to continuous learning and staying current with frontend technologies
• Detail-oriented with focus on delivering pixel-perfect implementations

Preferred Experience

• Experience developing frontend chatbot interfaces for enterprise applications
• Knowledge of Human-in-the-Loop UX patterns for AI systems
• Familiarity with Agentic AI concepts and autonomous agent workflows
• Experience with Design Thinking or Lean UX methodologies
• Exposure to micro-frontend architectures and module federation
• Knowledge of Web Accessibility (WCAG) standards and implementation
• Experience with performance monitoring tools (Lighthouse, Web Vitals)
• Familiarity with GraphQL for API consumption
• Experience with progressive web applications (PWA) development
• Knowledge of security best practices for frontend applications (OWASP)
• Experience working in Agile/Scrum environments with cross-functional teams

Why Join NCS?

Grow with Us

• Work on cutting-edge AI products that shape the future of technology
• Collaborate with talented, passionate teams across research, engineering, and design
• Access continuous learning opportunities and career development pathways

Make an Impact

• Transform AI research into products that solve real problems for clients and users
• Drive innovation in a leading Technology Services Firm with regional presence
• Contribute to building a better future through responsible, human-centred AI

Thrive in Our Culture

• Experience a human-to-human approach where relationships and collaboration matter
• Be part of Team NCS, where bold ideas meet practical execution
• Enjoy a supportive environment that values diversity, inclusion, and respect

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.

Learn more about us at ncs.co and visit our LinkedIn career site.

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Please note that all official communications from NCS Group will only be sent from verified corporate email addresses. Always check that the sender’s email address ends with the genuine NCS domain, @ncs.com.sg and beware of extra letters, symbols or misspellings. When in doubt, verify the sender’s identity by contacting us at reachus@ncs.com.sg.