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. About Accenture Accenture is a leading global professional services company that helps the world’s leading businesses, governments and other organizations build their digital core, optimize their operations, accelerate revenue growth and enhance citizen services—creating tangible value at speed and scale. We are a talent- and innovation-led company with approximately 791,000 people serving clients in more than 120 countries. Technology is at the core of change today, and we are one of the world’s leaders in helping drive that change, with strong ecosystem relationships. We combine our strength in technology and leadership in cloud, data and AI with unmatched industry experience, functional expertise and global delivery capability. Our broad range of services, solutions and assets across Strategy & Consulting, Technology, Operations, Industry X and Song, together with our culture of shared success and commitment to creating 360° value, enable us to help our clients reinvent and build trusted, lasting relationships. We measure our success by the 360° value we create for our clients, each other, our shareholders, partners and communities. Visit us at Declaração de Igualdade de Oportunidades de Emprego Acreditamos que ninguém deve ser discriminado por suas diferenças. 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