Software Development Engineer III - Fullstack

Job Description

As a Software Developer Engineer III, you will design, develop, deploy, and maintain software features in Back end & Front end domains.

Reporting to the Engineering Manager, you'll be part of the Product & Technology Team, ensuring systematic and efficient development through all stages of the Software Development Lifecycle.

Are you ready to be a part of our journey delivering excellence and collaborating with one of the world's biggest online gaming and entertainment groups?

What will you do

• Design and develop robust backend components using Java, Spring Boot, and RESTful APIs.
• Build responsive frontend applications using React.js, Angular, HTML, CSS, and JavaScript.
• Debug and resolve issues across backend and frontend in development, testing, and production environments.
• Ensure code quality through unit/integration testing, code reviews, and adherence to best practices.
• Collaborate with Product Managers and Designers to deliver user-centric features.
• Participate in team ceremonies (scrum, sprint planning, retrospectives) and contribute to feature discussions.
• Act as the initial on-call responder, ensuring the health and stability of deployed applications.
• Mentor junior developers and support continuous improvement initiatives.

Qualifications

• Minimum 6 years of Strong proficiency in Java (preferably Java 11 or later) and Spring/Spring Boot frameworks.
• Good understanding of RESTful APIs, Spring MVC, Spring Data JPA, and microservices principles.
• Hands-on experience in frontend development using React.js or Angular, HTML5, CSS3, and modern JavaScript.
• Familiarity with SQL/NoSQL databases, caching (Redis), and messaging systems (Kafka/RabbitMQ) is a plus.
• Comfortable with frontend toolchains (Webpack, Babel, npm/yarn), API documentation tools like Swagger/OpenAPI.
• Experience with Git, CI/CD pipelines (Jenkins/GitLab),Docker containers is preferred.
• Familiarity with Agile development practices and DevOps culture.

Nice to Have

• Experience with Spring Security, OAuth2, or JWT-based authentication.
• Exposure to cloud-native architectures using AWS/Azure.
• Understanding of performance tuning, observability tools, and production-grade deployments.
• Knowledge of GraphQL, WebSockets, or Server-Sent Events (SSE) is a plus.

Additional Information

At Entain, we know that signing top players requires a great starting package, and plenty of support to inspire peak performance. Join us, and a competitive salary is just the beginning. Working for us in Brazil, you can expect to receive benefits like:

• Hybrid working - 2 days in the office
• Healthcare support
• A stake in our success through our ShareSave scheme
• Great development opportunities
• Wellbeing support, and so much more.

And outside of this, you’ll have the chance to turn recognition from leaders and colleagues into amazing prizes, join a winning team of talented people and be a part of an inclusive and supporting community where everyone is celebrated for being themselves.

Should you need any adjustments or accommodations to the recruitment process, at either application or interview, please contact us.

At Entain, we do what's right. It's one of our core values and that's why we're taking the lead when it comes to creating a diverse, equitable and inclusive future - for our people, and the wider global sports betting and gaming sector. However you identify, our ambition is to ensure our people across the globe feel valued, respected and their individuality celebrated.

We comply with all applicable recruitment regulations and employment laws in the jurisdictions where we operate, ensuring ethical and compliant hiring practices globally.