English-speaking jobs in Seia

Principal Software Engineer to lead technical strategy for a high-revenue web platform and mobile app. Responsibilities include architecture design, server-side rendering, data layer management, and performance optimization. Must have experience with Node.js, React, MySQL, BigQuery, and GCP.

Senior AI Security Engineer will design and implement security-by-design principles for AI systems, identify and mitigate AI-specific risks, and translate security frameworks into practical controls.

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.

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.

Senior Full Stack Software Engineer will build scalable solutions using .NET, own the SDLC, and craft user interfaces with React. Requires 5+ years of experience with C#, .NET Core, SQL Server, JavaScript, and testing practices.

Provide customer support in French for an international team. Handle inquiries, resolve complaints, and collaborate with internal teams.

Site Operations Specialist maintains day-to-day operations and performs O&M tasks for cable stations and POPs. Responsibilities include installation, troubleshooting, circuit provisioning, and 24/7 on-call support.

Drive F&B revenue through proactive sales initiatives and build strong relationships with local accounts. Identify new business opportunities and manage key accounts to ensure satisfaction and long-term partnerships.

Internal Sales Engineer will prepare technical-commercial proposals, provide client support, and manage a portfolio of clients. Requires a Bachelor's degree in Mechanical Engineering and 2-3 years of experience.

Sales Engineer - BESS will build and maintain relationships with key ESS clients, develop sales strategies, and analyze market trends. Requires 2+ years of experience in BESS systems, utility-scale solar, or industrial solar panels, a relevant engineering degree, and proficiency in English.

Lead Generation SDR will build and manage outbound lead generation across Europe for a European manufacturer specializing in hospitality and residential furniture. Responsibilities include identifying decision-makers, qualifying leads, and generating qualified opportunities.

Develop and enhance SAPUI5/Fiori applications, supporting maintenance of existing solutions. Collaborate with teams to address business challenges and integrate Fiori/UI5 with S/4HANA and SAP BTP components.

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.

IT Risk Analyst needed to identify, assess, and manage IT and cyber risks within Wealth Management. Requires 10-15 years of experience in IT Risk Management, IT Audit, or IT Security, with strong knowledge of banking industry risk management.

Senior Epidemiological Programmer will lead development of datasets and conduct longitudinal analyses for observational studies in virology. Requires experience with EMR and claims data, statistical programming (SAS/R), epidemiological study design, and managing multiple studies.

Facilitates Agile processes, coaches teams on agile principles, and guides the adoption of scaling frameworks. Requires proven experience as an Agile Master, Scrum Master, or Agile Coach and relevant certifications. Proficiency in agile tools and strong communication skills are essential.

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.

SAP Cloud Developer with 5+ years of experience in S/4HANA Public Cloud and ABAP Cloud development. Proven experience building clean-core extensions using RAP and CAP. Strong expertise in SAP BTP services, CPI iFlows, and integration patterns. Experience developing UI5/Fiori applications, JavaScript-based solutions, and CPQ scripting.

Senior Product Manager will lead the development and scale of the Remote Build product, focusing on AI-enabled connectors, custom applications, and managed services. Responsibilities include owning demand signals and unit economics, managing standard and custom integrations, and developing managed services. Requires fluency in AI/agents, proficiency in Cursor and/or Claude Code, and senior-level product management experience on platform, API, or developer-facing products.

Designs, builds, and implements SDN core network fabrics across multiple data center environments. Delivers greenfield Arista SDM fabrics ensuring high availability, resilience, and automation readiness. Supports strategic data center transformation programs.