Senior Full Stack Developer (Java+React)

Accenture Digital Core

At Accenture Digital Core, we help clients innovate continuously, at speed and scale, combining deep industry expertise with cutting-edge technology to deliver real transformation. You'll join projects where innovation, intelligence and technical experience come together to build robust, secure and scalable digital solutions.

This is a Full Stack Engineer role focused on designing, developing and maintaining business-critical Capital Markets applications. The role spans the full software development lifecycle — from analysis and development to testing, release and production support — in close collaboration with Belgium-based stakeholders and cross-functional Agile teams. We are hiring across seniority levels, from Junior to Senior.

What You'll Do

• Design, develop and maintain full stack applications using React.js on the frontend and Java Spring Boot on the backend;
• Build, enhance and maintain REST APIs and integrations between internal and external systems;
• Contribute across the software development lifecycle, including requirements analysis, technical design, development, testing and release activities;
• Perform incident investigation, root cause analysis and support critical production environments;
• Apply software engineering best practices: code quality, unit and integration testing, debugging and secure coding standards;
• Participate in Agile ceremonies, sprint planning and release management activities;
• Support planned deployments and participate in on-call production support activities when required.

What You'll Need

Qualifications

• University degree in Computer Science, Software Engineering, Information Technology or a related field;
• 3+ years of experience in software engineering or full stack development roles;
• Experience in production support, incident management and Agile delivery is valued;
• Experience in Banking or Financial Markets is a plus.

Technical Skills

• Frontend: React.js, JavaScript/TypeScript, HTML and CSS;
• Backend: Java, Spring Boot, OOP fundamentals and SOLID principles;
• REST APIs design and consumption; API integrations;
• SQL and relational databases; RDBMS tools such as SQL Server;
• Testing & debugging: unit tests, integration tests, code quality best practices;
• Authentication & authorization concepts, including OpenID Connect; secure coding practices;
• Azure DevOps, CI/CD pipelines, Git — valued;
• Azure Cloud concepts; event-driven architecture concepts — valued;
• Tools: IntelliJ IDEA / VS Code, Postman, Git, Jira, Confluence, ServiceNow, MS Office.

Profile & Other Requirements

• Professional English C1 (spoken and written) — mandatory;
• French and/or Dutch is a plus;
• Strong collaboration and communication skills — daily interaction with stakeholders required;
• Proactive mindset with continuous learning attitude and adaptability;
• Generalizing-specialist mindset — ability to work across different applications and technologies;
• Willingness for on-call support and availability for planned deployments during evenings and weekends when required;
• Experience in regulated environments (e.g., Financial Services) is a plus;
• Lisbon/Portugal-based — hybrid working model.

Must own a valid work permit or EU/Schengen Space nationality to legally work in Portugal.

Must own a valid work permit or EU/Schengen Space nationality to legally work in Portugal.

What We Offer

• Health insurance;
• Life Insurance and Pension Plan Programs;
• Free medical services at the office (Physician, Nutritionist, Psychologist);
• Wellness programs;
• Flexben Program (Support for Education, Kindergarden, Training, Technology, Health);
• Employee Share Purchase Plan;
• Personalized training paths and access to Udemy and Plurisight Plataforms;
• Flex-ability program (financial and flexible support for people with disabilities);
• Special banking conditions;
• Hybrid working model.