Role Description - Desenvolvimento e manutenção de aplicações web utilizando PHP e Laravel. - Implementação de interfaces responsivas com HTML, CSS e Vue.js. - Integração e desenvolvimento de APIs RESTful para comunicação entre sistemas. - Gestão e otimização de bases de dados MySQL ou MariaDB. - Garantir boas práticas de versionamento (Git) e entrega contínua. - Colaboração com equipas multidisciplinares para definição de requisitos e implementação de soluções. - Manutenção de código limpo, documentado e de fácil manutenção. Qualifications - Experiência comprovada em desenvolvimento com PHP e Laravel. - Conhecimentos avançados de HTML e CSS. - Experiência com Vue.js ou outra framework JS moderna. - Domínio de bases de dados MySQL ou MariaDB. - Familiaridade com a criação e consumo de RESTful APIs. - Experiência prática em versionamento com Git. Benefits - Cultura de proximidade e transparência. - Ambiente de trabalho colaborativo e inovador. - Flexibilidade para trabalho remoto. - Participação em projetos com impacto direto nos utilizadores. - Benefícios adicionais.

Role Description A Senior Engineer serves as a high producing member of the development team. At this level, the engineer is expected to have strong coding ability with expertise in at least one C3D code base. This member of the team will be expected to direct other engineers through medium to large technical projects while continuing to produce high quality code themselves. - Technical Execution - Maintain and build current features - Collaborate to design and implement new features - Analyze requirements and estimate feasibility - Research and recommend new technologies and tools - Architecture and Code Quality - Make architectural decisions and communicate them to the team - Ensure healthy code through code reviews - Teach and enforce good coding practices and standards - Project Leadership - Administer technical projects assigned by development leadership - Provide support and guidance to engineers on the project - Parse stories into tractable tasks for the team - Communication and Mentorship - Onboard new engineers in coordination with a development manager - Interface with product managers and application engineers - Communicate code issues and solutions to leadership - Communicate with third-party organizations when needed Qualifications - Bachelor’s degree or higher in Computer Science, Engineering, or a related field - 5+ years of professional experience in commercial software development and delivery - AWS and/or AI/ML development and service management experience Requirements - Fluency in either C# or C++ and the related application development frameworks - Strong grasp of algorithms, data structures, and object-oriented principles and design patterns - Effective verbal and written communication skills - Experience running applications in Docker and WSL - Ability to create and maintain new cloud infrastructure Physical Requirements - Prolonged periods of computer use - Ability to participate in remote meetings across global time zones - Occasional travel for team meetings, customer visits, or conferences (typically < 10%) Working Conditions - Remote work environment with collaboration across multiple time zones - Fast-paced setting requiring adaptability and proactive communication - Collaboration with globally distributed engineering and product teams

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Software Engineer Senior Software Engineer Overview: Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realise their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all. Overview The CNPF Data & AI organisation is looking for an exceptional Senior Software Engineer to help build the next generation of intelligent, agentic applications and engineering platforms. This is a high-impact role for a hands-on engineer who combines deep software engineering expertise with a passion for AI, innovation, and practical problem solving. You will design and build scalable, production-grade systems that leverage AI, agentic workflows, and modern developer tooling to accelerate product delivery and improve engineering productivity across the full product development lifecycle. You will work at the intersection of software engineering, AI capability development, developer experience, and platform innovation-turning emerging technologies into secure, reliable, and reusable capabilities that create measurable business value. Position Responsibilities: As a Senior Software Engineer, you will:• Design, build, and evolve intelligent, agentic applications and platform capabilities that solve meaningful business problems at scale• Apply AI and agentic development patterns to improve engineering productivity across design, coding, testing, debugging, documentation, release engineering, and operational support• Use modern tools and coding assistants thoughtfully to accelerate delivery while maintaining strong standards for quality, security, reliability, and maintainability• Partner with product, data science, and engineering teams to translate ideas into production-grade solutions with clear business impact• Drive technical innovation by evaluating emerging tools, frameworks, and engineering practices, and identifying where they can create differentiated value Ideal Candidate Qualifications:• 7+ years of strong software engineering experience building scalable, maintainable, production-grade systems• Hands-on experience building applications or platforms using Generative AI, or agentic design patterns• Strong understanding of agent orchestration, tool use, prompt and context management, memory patterns, evaluation, and AI system design trade-offs• Experience taking AI-enabled solutions from prototype to production with sound engineering discipline across reliability, observability, latency, cost, security, and governance• Practical experience using AI coding and engineering assistants to improve productivity across the software development lifecycle• Experience improving PDLC and SDLC efficiency through automation, CI/CD, automated testing, and AI-assisted engineering workflows• Strong programming skills in one or more backend languages such as Java and Python, with the ability to write high-quality, well-tested, production-ready code• Experience building services in cloud-native environments using Kubernetes and managed cloud services on AWS, Azure• Good understanding of APIs, distributed systems, event-driven architectures, data pipelines, and enterprise integration patterns• Experience with modern AI frameworks, SDKs, and tools for building AI applications, agent workflows, and developer productivity solutions• Strong problem-solving and analytical skills, with the ability to break down ambiguity and turn ideas into practical, scalable solutions• Demonstrated innovative mindset with curiosity to learn new technologies, evaluate emerging tools, and apply them where they create value• Strong sense of ownership and accountability, with the ability to independently drive initiatives from concept to delivery• Excellent collaboration and communication skills, with experience working across engineering, product, AI, and business stakeholders• Experience with modern front-end frameworks such as React and/or Next.js is beneficial• Familiarity with inference APIs, embeddings, retrieval-augmented generation, model evaluation, and AI safety controls is preferred All About You• You thrive on building innovative products, platforms, and engineering capabilities that solve real-world problems at scale• You are hands-on, highly curious, and energized by learning new tools, technologies, and ways of working• You actively leverage AI tooling to enhance productivity, improve quality, and accelerate software delivery• You bring a strong ownership mindset and take accountability for outcomes, not just tasks• You are a creative and analytical problem solver who can navigate ambiguity and turn complex challenges into elegant solutions• You are excited by the opportunity to build and scale agentic applications and AI-enabled engineering capabilities in real production environments• You balance speed with engineering discipline and care deeply about security, resilience, quality, and maintainability• You have a product mindset and care about user impact, developer experience, and continuous improvement• You communicate clearly, collaborate effectively across functions, and help raise the bar for those around you• You enjoy experimenting, challenging assumptions, and helping shape the future of modern software engineering Corporate Security Responsibility Corporate Security Responsibility All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: - Abide by Mastercard's security policies and practices; - Ensure the confidentiality and integrity of the information being accessed; - Report any suspected information security violation or breach, and - Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines.

Role Description Abacus is hiring an experienced Java Developer to design, develop, and deploy high-volume, low-latency microservices. The ideal candidate should be self-motivated, comfortable communicating with clients, and skilled in Spring Boot, Spring Cloud, PostgreSQL, and event-driven systems using Apache Kafka. - Design, develop, and deploy microservices using Spring Boot and the Spring Framework. - Build and optimize data persistence layers using JPA/Hibernate with PostgreSQL. - Develop and integrate RESTful APIs. - Implement distributed, event-driven systems using Apache Kafka. - Improve application performance using caching (Spring Cache, Caffeine). - Work with Spring Cloud for service discovery, API gateways, and circuit breakers. - Manage configurations through Spring Cloud Config. - Explore and integrate low-code/no-code (LCNC) solutions where relevant. - Collaborate with product managers, designers, and engineers to deliver high-quality features. - Participate in code reviews, testing, and debugging. - Troubleshoot and resolve complex production issues. - Lead and guide junior developers when required. Qualifications - Strong proficiency in Java development. - Extensive experience with Spring Boot, Spring Cloud, and microservices architecture. - Hands-on experience with Apache Kafka. - Expertise in JPA/Hibernate and PostgreSQL with advanced SQL skills. - Good understanding of transactional management (@Transactional) and ACID compliance. - Experience designing and consuming RESTful APIs. - Familiarity with Spring Cache and Caffeine for caching. - Understanding of LCNC platforms for business process automation. - Experience with Git and CI/CD pipelines. General Skills - Experience leading development teams. - Strong client communication skills. - Self-motivated and able to manage work independently. - Good time management and attention to detail.