Backend Software Engineer - Java / Spring Boot

Backend Software Engineer - Java / Spring Boot

Decathlon Singapore · Singapore, Singapore · — · Posted 2026-10-16

Workplace: on_site

Department: Data

Description

Department: Digital & Information Systems

Job Family: IT Engineering

Experience Level: 3+ years of experience

Location: Singapore

About DECATHLON

DECATHLON unveiled our new purpose: "Bring people together through sport to make wellbeing accessible for all"

This purpose signifies our transformation from a traditional retailer to a global sustainable sports brand aiming to deliver the physical, emotional, and societal benefits of sport to people worldwide. Rooted in the values of Vitality, Generosity, Responsibility, and Authenticity, this mission directs the efforts of over 100,000 passionate teammates globally, ensuring sport is accessible to everyone regardless of their level or physical condition.

Your Mission

As a Backend Software Engineer, your primary focus will be supporting e-commerce development and operations across APAC. Working within a multidisciplinary team, you will design, build, and maintain scalable backend solutions using Java and Spring Boot. You will turn business requirements into stable, high-performance microservices that power digital commerce.

Key Responsibilities

• Feature Development & Delivery

• Write clean, reusable, testable, and maintainable backend code in Java / Spring Boot, gracefully handling edge cases and potential errors.

• Partner closely with Product Managers, Engineering Managers, and business stakeholders to scope, estimate, and deploy features aligned with commercial priorities.

• System Design & API Architecture

• Design robust backend APIs conforming to strict HTTP standards, RESTful specifications, and standard data interchange formats (JSON, XML).

• Apply established design patterns to microservices architectures, evaluate technical trade-offs, and resolve complex system problems to maintain high availability.

• Code Quality, Security, Processes & Documentation

• Development Best Practices: Uphold software quality through peer code reviews, clean code practices, and unit/integration testing.

• Process & Framework Compliance: Strictly adhere to global and team software engineering standards, framework recommendations, and application security guidelines.
• Comprehensive Documentation: Proactively write and maintain thorough technical and functional documentation, including API specifications, Architecture Decision Records (ADRs), architecture diagrams, and team wiki pages, to explain system design and operational workflows.

• Security & Observability: Implement secure APIs (OAuth 2.0). Build error logging, reporting, and monitoring solutions to observe key performance indicators and guarantee operational stability for e-commerce services.

• Knowledge Sharing & Continuous Learning

• Maintain an active technology watch, participate in internal tech initiatives and share best practices with the team.

Requirements

Ideal Profile & Technical Competencies

• Experience: 3+ years of backend software engineering experience, with strong hands-on mastery of Java and the Spring Boot framework.
• API Standards & Security: Deep understanding of RESTful API design, HTTP status codes/methods, and securing web services with OAuth 2.0.
• Data & Messaging: Practical experience working with relational databases and asynchronous messaging systems.
• Cloud Skills: Familiarity with cloud-native microservices architecture, containerization, Kubernetes, version control (Git), and CI/CD pipelines.
• Agile & Collaborative: Strong verbal and written communication skills with proven success working in Agile environments.
• Proactive & Adaptive: Energetic, challenge-oriented, and curious with a drive to continuously learn and adapt.
• Industry: E-commerce domain experience is an advantage.

Benefits

💰 A Remuneration That Grows With You:

• Salary in accordance with your experience
• Monthly bonus based on sales performance - up to 10%.
• Dive into the opportunity to become a Shareholder and share in the success of our global family.
• At the end of the year, reap the rewards of profit sharing based on the performances across the country.

🚀 Climb the Career Ladder:

• Elevate your skills with the power of our internal Decathlon Academy – upskill and re-skill your way to greatness.
• Chart your course with local and global career progression opportunities (Zig-zag and/or specialization) in retail, procurement and support team.

❤️ Because We Care About You:

• We've got your well-being covered with comprehensive medical and insurance coverage.
• Enjoy a flexible spending allowance annually for Sports & Health related expenses, including dental, vision and wellness activities;
• Enjoy staff discount across ALL Decathlon products

🏋️‍♀️ Sports, Community, and Bonding:

• Kick off those shoes and join in the sports fun after work or during team meetings.
• Immerse yourself in a vibrant community of like-minded, sporty individuals just like you!

At Decathlon, we're not just a workplace – we're a lifestyle, and we want you to experience the very best. Join us and let's conquer the world of sports together! 🌟🏆🎉

By applying, you undertake that any information you submit will be accurate and complete and you confirm that you have read, understood, and agree to our Privacy Policy (https://www.decathlon.sg/s/privacy-policy) and hereby consent to the collection, use and disclosure of your personal data in accordance with the Privacy Policy.

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