Lead Fullstack / Solution Architect

Capgemini; Singapore; On-site; SGD 80,000 - 120,000; Full time

Job summary

A global business and technology transformation partner in Singapore is seeking a Lead Fullstack Developer / Solution Architect to lead solution design and technical delivery for digital transformation programs. The ideal candidate will have strong experience in Kotlin and Spring Boot, alongside full-stack capabilities, to mentor teams, drive AI-assisted workflows, and enhance agile delivery processes. A commitment to an innovation-driven culture is essential as we adapt to modern challenges in technology.

Benefits

Flexible work environment

Self-development time

Diversity and inclusion initiatives

Qualifications

• Strong hands-on experience with Kotlin and Spring Boot for backend development.
• Full-stack development experience, including ReactJS frontend development.
• Solid knowledge of cloud services and DevOps practices.

Responsibilities

• Lead solution architecture and technical design for complex government applications.
• Drive AI-assisted development workflows with human-in-the-loop validation.
• Mentor and lead development teams while ensuring Agile practices.

Skills

Kotlin

Spring Boot

ReactJS

DevOps

GitLab CI/CD

Agile methodologies

Cloud services

Tools

Docker

Kubernetes

SQL Server

PostgreSQL

Job description

About Capgemini

Capgemini is a global business and technology transformation partner that helps organizations accelerate their transition to a digital and sustainable world. With 340,000 team members in more than 50 countries, the group delivers end‑to‑end services and solutions that leverage strengths in AI, generative AI, cloud, data, strategy, design, and engineering.

Role Summary

We are seeking an experienced Lead Fullstack Developer / Solution Architect to lead solution design, technical delivery, and stakeholder engagement for large‑scale public sector or enterprise digital transformation programs.

Key Responsibilities

• Lead solution architecture and technical design for complex government or enterprise applications.
• Provide hands‑on development guidance in Kotlin, Spring Boot, and full‑stack technologies.
• Drive AI‑assisted development workflows with human‑in‑the‑loop validation.
• Oversee end‑to‑end delivery, including AWS cloud integration (S3, SQS), DevOps, and GitLab CI/CD pipelines.
• Mentor and lead development teams while ensuring Agile best practices.
• Collaborate with stakeholders to translate business requirements into scalable, secure, and reliable solutions.
• Support technical proposals, client discussions, and solution presentations.

Required Skills & Experience

• Strong hands‑on experience with Kotlin and Spring Boot for backend development.
• Full‑stack development experience, including ReactJS frontend development.
• Solid knowledge of cloud services and DevOps practices.
• Experience with AI‑assisted development tools and structured workflows.
• Expertise in GitLab CI/CD pipelines and Agile delivery methodology.
• Strong understanding of application architecture, scalability, performance, and security.
• Excellent communication and stakeholder management skills.

Preferred / Good‑to‑Have

• Experience working on public sector / government IT projects.
• At least 8–10 years in backend development with Java/Kotlin.
• Knowledge of containerization technologies (Docker, Kubernetes).
• Familiarity with modern frontend frameworks.
• Exposure to database technologies like SQL Server or PostgreSQL.

Benefits and Culture

Capgemini offers a flexible work environment, 40 hours of self‑development time per year, and a wide range of learning opportunities. The company is committed to diversity, inclusion, digital inclusion initiatives, and environmental sustainability, having been recognized by the Ethisphere Institute as one of the World's Most Ethical Companies for the last eight years.

Diversity and Inclusion

Capgemini actively supports diversity of thought and encourages applications from all qualified candidates regardless of gender, ethnicity, sexual orientation, religion, or ability. Employee Resource Groups such as Women@Capgemini and OutFront drive the diversity agenda.

Digital Inclusion

We use our skills to drive social impact initiatives that help society address the digital and automation revolution, including charity projects and volunteer days.

Environmental Sustainability

Capgemini is on CDP’s A‑list for its commitment to the Net‑Zero economy and is committed to reducing its own carbon emissions by 20% per employee by 2020.

Legal and EEO Statement

Capgemini provides equal employment opportunities and is an affirmative action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender identity, sexual orientation, national origin, disability, veteran status, or any other protected characteristic.