About Capgemini

Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world, while creating tangible impact for enterprises and society. It is a responsible and diverse group of 340,000 team members in more than 50 countries. With its strong over 55-year heritage, Capgemini is trusted by its clients to unlock the value of technology to address the entire breadth of their business needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem. The Group reported 2024 global revenues of €22.1 billion.

Overview

We are hiring a Java Solution Architect to lead the design and delivery of public sector projects. The ideal candidate is strong in Java/Spring Boot, AWS, microservices, security architecture, and familiar with the frontend stack used by the project teams. Experience in Agile/Scrum and Applied AI (e.g., RAG/LLM integration) is a strong advantage.

Job Responsibilities

• Analyse and document client enterprise architectures, tech stacks, and integration patterns
• Define end‑to‑end solution architecture using Java, Spring Boot, AWS, microservices, REST APIs and Databases
• Work closely with frontend engineers to ensure seamless integration with frontend tech stack (React, JavaScript/TypeScript, UI component libraries, and API‑first patterns)
• Provide hands‑on technical leadership to development teams across frontend and backend
• Oversee design reviews, code quality, and develop common and reusable frameworks
• Design and enhance metadata-driven Template Builder frameworks for dynamic forms, templates, rules, and workflows
• Produce HLD, LLD, sequence diagrams, integration specifications, and capture architecture decision records
• Provide effort estimation, complexity assessment, and risk identification
• Define and work with development teams on overall testing and QA strategy, including unit, integration, component, contract, and end‑to‑end tests
• Support Agile delivery – story breakdown, estimations, backlog shaping, and running Scrum ceremonies when needed
• Collaborate with security teams to ensure compliance with Public Sector security requirements
• Explore and integrate AI (RAG, Agents, etc.) as system capabilities
• Identify opportunities for Gen AI/Agentic AI adoption, design and integrate AI as system capabilities with clear outcome, with responsible AI practices and safeguards in place

Requirement

• Degree in Computer Science, Computer or Electronics Engineering, Information Technology, or related disciplines
• 10+ years in software engineering, with 3+ years in architecture / tech lead roles
• 3+ years of Work experience in Singapore Public Sector projects
• Strong hands‑on expertise in Java, Spring Boot, microservices, JPA/Hibernate, SQL/NoSQL
• Experience in leveraging messaging and integration platforms for reliable system-to-system communications, using patterns such as Pub/Sub, Event-Driven, etc.
• Experience in data caching mechanism, data modelling, database schema setup, performance tuning and configuration
• Experience in designing systems for Resiliency, Availability, Observability and Disaster Recovery (DR), including RTO/RPO
• Experience with AWS (API Gateway, Lambda, S3, ECS/EKS), containers
• Experience with Git and modern branching workflows.
• Strong understanding of frontend technologies and concepts such as React, JavaScript/TypeScript, REST consumption, state management
• Strong understanding of DevSecOps and CI/CD pipelines
• Strong understanding of unit-testing, integration testing, contract testing, test containers, and automated testing frameworks
• Strong understanding of government-sensitive project constraints and secure development practices (CSP, CORS, OAuth, JWT, IAM, Secrets Mgmt., OWASP).
• Agile/Scrum experience; ran sprint ceremonies periodically as main/backup Scrum Master
• Excellent communication and stakeholder engagement skills

Good to Have

• Experience in using TypeScript and Node.JS for backend development
• Experience with RAG pipelines, vector databases, LLM integration, Agentic AI
• Solution Architect, Java or Cloud certifications

Let's Talk About What's In It For You!

Passionate people are Capgemini's Ace of Spades - join us to discover a career that will challenge, support and inspire you. Working at Capgemini you'll find the rewards are more than just financial. You will work alongside some very smart and inspiring people on exciting projects and you will also enjoy incredible benefits. We offer flexible work practices and 40 hours of self-development every year with a huge selection of learning opportunities to choose from.

As 'Architects of Positive Futures', Capgemini actively supports the community in 3 ways:

Diversity and Inclusion - we believe diversity of thought fuels excellence and innovation, which is why we positively encourage applications from suitably qualified candidates regardless of their gender identity, ethnicity, sexual orientation, religion, ability, intersex status or age. To support our commitment to diversity and inclusion, we celebrate special events and days of significance that are important to our employees such as Diwali, Bastille Day, Pride, IDAHOBIT, IWD and International Day of People with Disabilities. Our Employee Resource Groups Women@Capgemini and OutFront support the grassroots passion of employees to drive our diversity agenda and effect change.

Digital inclusion - at Capgemini we are using our skills to drive social impact initiatives focusing on helping society address the impact of the digital and automation revolution. We also provide employees with opportunities to give back to the community through charity projects and volunteer days.

Environmental Sustainability - Capgemini joined the CDP's (Carbon Disclosure Project) prestigious 'A list' for its commitment to the Net-Zero economy. We are focusing on helping our clients transform towards more sustainable business models and committing to reduce our own carbon emissions (GHG) by 20% per employee by 2020.

Recognised by Ethisphere as one of the World's Most Ethical Companies for the last 8 years in a row, ethics and values are at the heart of Capgemini's corporate culture and business. Embedded in our DNA, our seven values - Honesty, Boldness, Trust, Team Spirit, Freedom, Fun and Modesty - have remained the same since company inception in 1967. To see how we bring these values to life, click here to listen to some of our employee’s stories.

Come join us, bring your whole self to work, create new possibilities for you, your customers and your community and help us to be Architects of Positive Futures.