Full Stack Engineer (OutSystems)

Capgemini; Singapore; On-site; SGD 120,000 - 180,000; Full time

Benefits offered by this job

Flexible work practices

40 hours of self-development per year

Learning opportunities

Job summary

Capgemini is seeking experienced Full-Stack Engineers with a strong OutSystems background to design, build, and maintain secure applications and integrations in a scalable manner. You will work across API-driven platforms, cloud environments and CI/CD pipelines to ensure high-quality software delivery.

The role emphasizes architecture involvement, code reviews, automated testing and operational excellence on AWS/GCC and related infrastructure.

Qualifications

• At least 4 years of experience developing and maintaining OutSystems applications.
• Strong understanding of OutSystems architecture, LifeTime, Service Center and deployment processes.
• Experience building secure, scalable backend services and integrations.
• Experience with REST/SOAP API integrations and cloud platforms.

Responsibilities

• Design, build and maintain secure, scalable applications and integrations using APIs and SFTP.
• Contribute to architecture, technical design and code reviews.
• Advance CI/CD, automated testing and observability.
• Operate and troubleshoot applications on AWS/GCC and related infrastructure.

Tools

OutSystems

C#/.NET

JavaScript/TypeScript

REST/SOAP APIs

AWS/GCC

Job description

About Capgemini

Capgemini is an AI-powered global business and technology transformation partner, delivering tangible business value. We imagine the future of organizations and make it real with AI, technology and people. With our strong heritage of nearly 60 years, we are a responsible and diverse group of over 420,000 team members in more than 50 countries. We deliver end-to-end services and solutions with our deep industry expertise and strong partner ecosystem, leveraging our capabilities across strategy, technology, design, engineering and business operations. The Group reported 2025 global revenues of €22.5 billion.

About Capgemini

Capgemini is an AI-powered global business and technology transformation partner, delivering tangible business value. We imagine the future of organizations and make it real with AI, technology and people. With our strong heritage of nearly 60 years, we are a responsible and diverse group of over 420,000 team members in more than 50 countries. We deliver end-to-end services and solutions with our deep industry expertise and strong partner ecosystem, leveraging our capabilities across strategy, technology, design, engineering and business operations. The Group reported 2025 global revenues of €22.5 billion.

Responsibilities

Application Engineering

• Design, build and maintain secure, scalable applications and integrations using APIs and SFTP.
• Translate business needs into maintainable technical solutions and improve existing applications for quality and performance.
• Contribute to architecture, technical design and code reviews.

Engineering Excellence

• Advance CI/CD, automated testing, observability and operational automation.
• Promote secure, maintainable designs, engineering standards, documentation, knowledge sharing and platform governance.

Platform Operations & Reliability

• Operate OutSystems environments across development, testing and production, including deployments, upgrades, migrations and environment management.
• Diagnose and resolve application, workflow, timer, integration and platform issues using logs, metrics and monitoring data.
• Support production incidents, perform root cause analysis and implement preventive improvements.

Cloud, Infrastructure & Security

• Design, build and maintain services hosted on AWS/GCC and troubleshoot IIS, Windows Server, SQL Server, networking and related infrastructure.
• Contribute to compliance, hardening, backup, patching and operational resilience activities.

Requirements

OutSystems Development

• At least 4 years of experience developing and maintaining applications using the OutSystems platform.
• Strong understanding of OutSystems architecture, LifeTime, Service Center, deployment processes and development best practices.
• Experience designing secure, scalable and maintainable OutSystems applications and integrations.
• Ability to troubleshoot application, workflow, timer, integration and platform issues in production environments.

Full-Stack Engineering

• At least 6 years of professional software engineering experience, with strong fundamentals in modern application architecture and design.
• Working knowledge of C# and .NET, with experience designing and developing backend services and APIs.
• Proficiency in modern frontend development using JavaScript or TypeScript, HTML5, CSS3, and frameworks such as React or Vue.
• Strong experience with Microsoft SQL Server, including data modelling, complex queries, performance optimisation and production troubleshooting.
• Experience implementing integrations using REST, SOAP or other API technologies.
• Experience supporting applications on AWS, GCC or equivalent cloud platforms, with working knowledge of IIS, Windows Server, networking, security, high availability and disaster recovery.
• Experience with Git, CI/CD, automated testing, monitoring, logging, observability and production incident management; familiarity with Infrastructure as Code is an advantage.
• Understanding of secure software development, including authentication, authorisation, encryption, audit logging and compliance requirements in regulated environments.
• Ability to troubleshoot across application, database, integration and infrastructure layers and drive issues through to resolution.

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.

Recognized 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.