5039 English-speaking jobs in Lisbon District

Senior .Net/C# Developer needed for a national project. Participate in agile software development, propose technical solutions, and collaborate with the production support team. Requires 5+ years of C# development experience, understanding of test-driven development, and fluency in English.

Senior AI Engineer will design, build, and operate production AI services using LLMs, RAG, and vector search technologies. The role involves translating user needs into AI-enabled service designs and working with stakeholders to understand workflows and identify areas for AI implementation. Experience bridging data science with software development and a strong software engineering foundation are required.

Senior Software Developer to build scalable solutions in AWS environments. Requires Java (Java 21+), Spring, Python, AWS services, Terraform, and experience with microservices, RESTful APIs, and CI/CD.

Azure Engineer with 10+ years of experience in DevOps, Cloud Infrastructure, or Platform Engineering. Expertise in Kubernetes (Helm, NGINX Ingress, secrets management), Linux & JVM debugging, and cloud networking.

Manages Ferring's serialization systems, ensuring compliance with global regulations and operational excellence. Leads implementation and validation of interfaces between systems and partners. Requires 5-8+ years of experience in pharmaceutical serialization, global regulatory knowledge, and experience with serialization systems and ERP systems.

QA Functional SW Tester to design, code, and test scalable, secure, and high-performance applications. Collaborate with stakeholders to refine technical requirements and deliver high-quality solutions. Minimum 2 years of professional QA experience, hands-on with agile methodologies, and experience with test plans, test cases, and bug tracking tools.

Executes end-to-end quality assurance for Airline Applications on the CUSS platform, including testing on hardware, platform components, peripherals, and backend services. Analyzes logs, documents test results, and collaborates with developers and airline teams to ensure seamless application certification.

The Director of Operations will lead the performance of a new MRO facility near Porto, Portugal, ensuring operational excellence, scalability, cost efficiency, and quality across the value chain.

Manages day-to-day merchandising, executes promotional activities, and optimizes website execution for a premium customer experience. Responsible for the affiliation strategy and execution, working with an agency to maximize partner performance. Performs website audits, identifies merchandising optimizations, and collaborates with cross-functional teams.

Senior .Net Developer sought for a technology consultancy. Requires a degree in Computer Engineering or related field and solid experience in front-end development (ES6, HTML5, CSS3). Mastery of JS, jQuery, jQuery UI, and JSON is essential.

Senior Data Scientist will leverage AI to identify business improvement opportunities and develop practical solutions. Requires 3-5 years of experience in Data Science/ML Engineering, translating business needs into functional solutions, and experience with GPT/NLP, generative models, and agent-based architectures.

Data Product Manager to lead data products with a data-as-a-product mindset. Define product vision, manage roadmaps, and drive value delivery through data products.

The Chemistry Manufacturing Control Consultant supports global regulatory CMC for marketed small molecule products. This role contributes to regulatory CMC documentation and provides support to cross-functional teams.

Build .NET backends, implement ERP integrations, and contribute to a multi-tenant SaaS platform. Solid .NET experience, including ASP.NET Core, EF Core, and testing frameworks, is required.

Senior Fullstack Java/Angular Developer will build and maintain a robust insurance platform. Responsibilities include developing backend services using Java, Spring Boot, and REST APIs, and building front-end applications with Angular, TypeScript, and HTML.

Mechanical Design Engineer will coordinate projects for semi-automatic devices and automatic machines, develop improvements for existing equipment, and integrate multidisciplinary teams.

The Operations Manager leads a team of ~20 Implementation Consultants delivering end-to-end Enterprise Suite implementations. Responsibilities include defining success criteria, setting performance standards, tracking outcomes, and ensuring process discipline and quality across all engagements. The role requires experience in financial software implementation, people management, and the ability to work U.S. hours.

ASP.NET Developer to design, implement, and maintain frontend applications for international projects. Requires 3+ years of experience, proficiency in C# and ASP.NET, and strong understanding of component reuse and version control.

Senior AI & Machine Learning Security Engineer will design secure architectures for AI/ML solutions, protect training data integrity, and mitigate AI risks. Responsibilities include embedding security into the AI lifecycle, integrating AI-driven detection into Cyber Defense Operations, and defining AI security guardrails. Requires 6-8+ years in Cybersecurity focused on securing AI/ML workloads or using Data Science for security.

WordPress Developer will own voicemod.net, developing and maintaining custom themes, plugins, and the template system. Responsibilities include managing releases, ensuring site performance and security, and collaborating with SEO, Marketing, and Design teams. Requires 3+ years of WordPress development experience, strong PHP, HTML, CSS, and JavaScript skills, and a proven track record of building custom themes and plugins.