freelance English-speaking jobs in Leiria District

Senior SAP FI/CO Analyst to support a global manufacturing company's SAP S/4HANA Finance transformation. Experience with SAP FI/CO modules, implementations, and S/4HANA environments required.

AI Security Engineer needed with knowledge of NIS2 Directive, Azure services, and cloud providers (AWS, GCP). Must have experience with security frameworks, SIEM, SOAR, IDS/IPS, and a fast-paced environment.

Senior Database Developer with 5+ years of experience focused on Teradata. Proficiency in Teradata SQL and Ab Initio required. Experience with CONTROL-M, UNIX environments, and collaboration tools like GIT, Jira, and Confluence. Must have in-depth knowledge of Teradata architecture and strong communication skills in English.

Own demand generation strategy and systems for a B2B AI company. Design, launch, and optimize campaigns across email, LinkedIn, and multi-touch sequences. Collaborate with sales to align on target audiences, messaging, and lead handoff. Build automated workflows using tools like Make, n8n, and HubSpot.

Senior React Native Developer to build a new mobile wallet for Hyperliquid. Responsibilities include designing, implementing, and maintaining a mobile-first trading application, integrating with wallets, optimizing performance, and collaborating with backend and product teams. Requires 4+ years of mobile development experience, including React Native, iOS, and Android app delivery.

Lead and grow a team of engineers building AI-powered procedures for customer service. Manage delivery of the product roadmap, collaborate with engineering teams, and drive operational excellence.

Conduct research, analyze data, and develop innovative solutions for complex computer science problems.

Senior Power Platform Engineer to design, build, and govern enterprise applications across a large banking environment. Experience with Power Apps, Power Automate, Dataverse, AI Builder, and secure on-premises integrations required.

Citrix Expert needed for secure, scalable, and high-performance Citrix environments. Requires expertise in Citrix CVAD, NetScaler, and ADM, as well as scripting, automation, and troubleshooting. Strong communication and collaboration skills are essential. Relevant Citrix certifications are a plus. Must reside in Portugal.

DevOps Infrastructure Engineer to support and scale a market-leading, ultra-low latency algorithmic trading platform. Responsibilities include infrastructure automation, CI/CD pipeline modernization, and low-level system performance across bare-metal and virtualized server clusters. Requires 3+ years of DevOps or SRE experience, expert-level Python and Bash scripting, and deep understanding of Linux/UNIX OS fundamentals, kernel behavior, and the TCP/IP stack.

Cloud DevOps Engineer will design, implement, and maintain CI/CD pipelines using AWS and GitLab. Responsibilities include automating application deployments, managing containerized applications with Docker and Kubernetes, and building scalable cloud environments with Terraform.

Software Engineer with +5 years of .NET development experience (C#, .NET Core, ASP.NET, Entity Framework) and experience with AWS/Azure, microservices, and containerization tools (Docker, Kubernetes). Proficiency in English (B2 level) required. Hybrid work model (3 days/week in Porto) and occasional business trips. Must be based in Portugal with Portuguese or EU citizenship or a valid Portuguese work permit.

Senior Full Stack Java Developer will design, develop, and maintain complex Java applications. Responsibilities include implementing front-end interfaces, developing database logic, and contributing to software architecture. Requires 5+ years of Java development experience and expertise in Struts Framework, Angular, HTML5, CSS, JavaScript, PostgreSQL, and Linux automation.

Senior Developer will design, build, and operate cloud-native services on Azure using C#/.NET. Responsibilities include building and reading logs in the Integration Layer, contributing to a high-quality engineering culture, and shaping and maintaining infrastructure and CI/CD pipelines.

The Local Compliance Officer serves as the Compliance Expert for Allianz Services Portugal and Spain, ensuring alignment with Group/Central requirements. The role involves monitoring the Compliance Program, advising on compliance risks, and managing compliance incidents and investigations.

Lead the development of AI and machine-learning solutions for complex business challenges. Leverage deep learning, reinforcement learning, and AI to uncover insights and improve business performance. Mentor other data scientists, shape QuantumBlack's R&D roadmap, and identify high-potential machine-learning initiatives. Collaborate with data engineers, machine learning engineers, and designers to build end-to-end analytics solutions.

Siemens Mobility Portugal seeks a dynamic IT Systems Engineer to join its Innovation Team. The ideal candidate will design, implement, and manage networks and systems, architect technical infrastructure solutions, and lead complex projects. Strong experience in networking, cloud technologies (AWS, Azure), and operating systems (Windows, Linux) is required.

An Internal Account Director develops and implements recruitment and retention (R&R) strategies to meet customer goals within assigned therapeutic areas. They work with sales, project teams, and customers to understand needs, develop solutions, and identify growth opportunities.

Corporate Finance professional with 3-5 years of experience in FP&A, Management Control, or similar areas to join the Corporate Development team. Develop financial models, business cases, and projections. Manage budgeting, forecasting, and performance monitoring. Produce financial reports and presentations. Contribute to Corporate Finance projects, including valuations, restructurings, and asset integration/divestment.

Backend QA Engineer will design and execute tests for APIs, databases, and backend services. Collaborate with engineers to ensure high-quality standards. Requires 2-3 years of experience with Node.js, TypeScript, PostgreSQL, and API testing tools.