Thank you for your interest in this opportunity! Your application will only be considered complete after completing a digital assessment. At the end of the application process, and if you meet the criteria required for the role, you will receive an email at your registered address with a link to access it. This step is mandatory, as our recruitment process is based on skills assessment.

We are a company of everyone and for everyone. At MC, we put people at the center: customers, employees and the community. We create value together, innovate at every step and lead closely, recognizing the qualities of each individual. Different stories and ideas unite us around the same purpose: to grow and become the best version of ourselves. Because everything we are, we achieve together.

MC Digital is MC’s Information Technology area. We strongly believe that technology can revolutionize the retail sector, bringing greater convenience and exceeding customer expectations. In this context, we are focused on enhancing the use of Artificial Intelligence in our products and technological systems, contributing to accelerating MC’s digital transformation.

Want to learn more about what we do? Visit Caixa Central, MC Digital’s blog and podcast: https://caixacentral.mcdigital.tech/.

For all this, join us!

We are looking for a Senior Software Engineer for our Labs & AI Transformation team at MC Digital, and we believe we will be #betterwithyou!

You will be responsible for…

 • Developing, maintaining and evolving Artificial Intelligence agent architectures, ensuring scalability, reliability and integration with existing products.
• Leading the technical design of AI agent architectures — from orchestration patterns (multi-agent, RAG, tool-use) to their operationalization in production environments.
• Creating and maintaining technical documentation, guidelines and processes that facilitate integration and adoption of the solutions by engineering teams.
• Working closely with engineering teams and technical stakeholders, acting as a point of connection (developer relations) for the adoption, integration and evolution of agents.
• Promoting best practices around quality, security and observability in AI-based solutions.
• Ensuring that AI agents and systems go through CI/CD processes, including model/prompt versioning and production monitoring.

So, bring with you… 

• Higher Education in Computer Engineering or similar areas;
• 5 or more years of experience in production software development, with a track record in large-scale and high-availability production systems;
• Solid command of software architecture — microservices, APIs, event-driven systems and integration patterns;
• Comfort working with cloud environments (GCP is a plus), CI/CD and operating containerized infrastructure;
• Experience with containerized applications and Kubernetes (deployment, scaling, troubleshooting);
• Full-stack profile with strong backend expertise — able to work end-to-end, with a primary focus on services and business logic;
• Ability to translate functional requirements into technical solutions, actively participating in refinements and clearly communicating decisions;
• Proactivity, critical thinking and curiosity;
• (Nice to have) Experience with Google Cloud, Agentic AI architectures, LangGraph/LangChain or LLM-based systems in production.

What we offer…

• Meal Allowance in cash or via Dá Card (the most advantageous option for you);
• Telecommunications plan with voice, data and equipment;
• Flex it Up Program — Extra days off, unpaid leave and flexible working model (when applicable);
• Health and Life Insurance (for permanent employees), with the possibility of extending coverage to family members;
• Flexible Benefits Program;
• Onboarding plan and initial training, continuous learning platform and Financial Literacy Program;
• School awards and merit scholarships for employees’ children, as well as holiday programs during school breaks;
• Birth kit for the baby on the way;
• Internal mobility programs to promote talent;
• Flu vaccination (voluntary);
• Somos Sonae Program — psychosocial, financial and legal support;
• Ergocoaching sessions;
• Mental Health Promotion Programs and Nutrition Consultations;
• Discounts and partnerships program with more than 300 leading brands;
• Free coffee and fruit at the workplace;
• Competitive salary.

#BETTERTOGETHER #BETTERWITHYOU

MC Sonae D&I Commitment:
We work to create a work environment based on the richness of diverse profiles and focused on individuality, ensuring that everyone feels respected, valued for their skills and confident in the organization.