English-speaking jobs in Seia

The Distribution Executive will drive sales growth and market share expansion for the company's brands in the On Trade C&C's. This role requires field work and collaboration with distributor sales and trade marketing teams. Responsibilities include market share growth, ensuring brilliant execution of commercial plans, and developing and training the distributor's sales force. Experience in a Sales department of FMCG handling wholesalers/distributors (On trade channel) is required.

Leadtech seeks a Senior SEM Specialist with 5+ years' experience in online advertising (Google, Bing). Responsibilities include PPC campaign optimization, keyword research, ad creation, and reporting on performance metrics. Must be fluent in English and Spanish.

Customer & Technical Support Specialist resolves technical issues and provides customer support via phone and email. Must be native French speaker and have B2 level English proficiency.

As a Product Manager, you will contribute to the company's product strategy and optimize for impact while driving the development and delivery of new product features. You will collaborate with scrum teams and stakeholders from various departments to incorporate diverse requirements into our products.

Develop, maintain, and test data-intensive components in a Big Data environment. Work with Spark, Python, Hadoop, Hive, and SQL to process and optimize large datasets. Analyze existing solutions and drive performance improvements. Contribute in an Agile environment, from requirements analysis to deployment. Collaborate with international teams using CI/CD, DevOps concepts, and scheduling tools.

Senior Blockchain Engineer to design and build core on-chain systems for a next-generation derivatives trading platform. Responsibilities include architecting and implementing smart contracts, building backend services, and integrating data sources. Requires 5+ years of experience, strong Solidity and Rust skills, and experience building secure, production-grade smart contracts.

Assists with identity verification and secure document collection services. Conducts in-person client appointments to collect and verify identity documents, ensuring secure and compliant submission of data.

Design, develop, and maintain backend systems using Java, Spring Boot, and Maven. Contribute to architectural discussions and participate in migration projects. Apply AI-driven tools to enhance code quality and system scalability.

Senior Crypto Engineer will design, build, and evolve consumer and business APIs and microservices powering web and mobile applications. Responsibilities include leading feature delivery, making architectural decisions, and collaborating with teams throughout the software development lifecycle. Requires a Bachelor's degree in a related field, 5+ years of software engineering experience, strong blockchain knowledge, and experience integrating with multiple blockchains at scale.

Designs, builds, and operates AI capabilities for real-world delivery, including LLM-enabled workflows, RAG, and agent-based systems. Engineers AI solutions end-to-end, from data preparation to deployment and monitoring. Collaborates with architects, platform engineers, and stakeholders to translate business needs into working AI designs. Contributes reusable assets and builds with production discipline, ensuring testing, version control, and performance/scalability considerations.

Data Report Analyst will analyze large datasets, build Power BI dashboards, and automate reporting processes using Excel and think-cell. Requires 1-3 years of experience in data analytics, advanced Power BI and Excel skills, and experience presenting to executives.

Senior Functional Lead for safety software development within the Turbine Control Software module. Responsibilities include developing safety software processes, ensuring compliance with safety standards, and guiding the technical direction of safety software teams. Requires 10 years of experience, 5+ years in safety software development, and leadership experience. Fluency in English is required.

Senior Angular Developer to design, develop, and optimize complex front-end applications for iGaming platforms. Requires 5+ years of web development experience, 3+ years with Angular 2+, and strong TypeScript proficiency.

We Are META seeks a Junior FullStack Developer with 1-3 years of experience in fullstack development using C#, .NET Core, and REST API. Must have understanding of Clean Code concepts, CI/CD tools, and be fluent in English. Hybrid work model, 2 days/week in Porto.

Manages and maintains client networks, ensuring client satisfaction and network stability. Provides first-line support for IT infrastructure and systems, monitors alerts, and resolves incidents.

Support the implementation of ISO 27001, provide security consulting, and assist with risk assessments and audit preparations. Design security trainings and collaborate with IT and business teams.

Customer Service Representative will manage supplier invoices, answer inquiries, and escalate issues as needed. Requires fluency in French and English (C2 level), strong analytical and problem-solving skills, and proficiency in Excel.

R&D Project Engineer to support European funding program projects (Horizon Europe / H2020). Execute research activities, contribute to proposal drafting, and support cross-functional team activities. Master's degree in electrical engineering or related field required. Previous experience with European Commission funded projects is highly valued. Proficiency in English (minimum B2 level) is mandatory.

Designs, develops, and executes automated and manual test cases for OSS/NMS applications. Validates REST APIs, SOAP services, and JMS-based integrations. Performs database validation and data consistency checks.

Experienced System Analyst needed to bridge business and technical teams in Fintech. Develop system designs, analyze requirements, and ensure successful implementations in an Agile environment. Must have 5+ years of experience, Fintech background, and proficiency in SQL, system modeling, and documentation tools.