specialist English-speaking jobs in Mafra

Cloud Security Engineer will implement and enforce security controls, perform cloud security analyses and risk assessments, and validate security architectures for cloud-based projects. Requires strong proficiency in GCP or Azure and experience designing and implementing secure cloud architectures.

This internship supports the Business Value Strategy team, focusing on strategic deal support, including Investment Justifications, Business Cases, and Account strategies. The intern will work with commercial sales teams on key accounts in Iberia.

Manages group accounting operations, including financial statement preparation, month-end close, intercompany accounting, tax compliance, and audit readiness. Leads process optimization and digital transformation initiatives.

Medical Science Liaison to engage key opinion leaders in Immunology (respiratory focus), translating scientific insights into actionable solutions for patients. Collaborates in medical program development and implementation, addressing issues hindering optimal patient care.

SAP Test Lead for a Greenfield project in Porto, Hybrid - Freelance - 3 months +. Define and manage end-to-end test strategy across all program streams. Coordinate all testing phases and lead test execution, defect management, and test governance.

Java Software Engineer will develop new features for a Java-based desktop application and collaborate with teams in Portugal and Germany.

Backend Developer needed for a cybersecurity SaaS product. Develop and maintain backend services using Java and Spring Boot, including integrations, data processing, and access control. Must have 4+ years of commercial backend development experience and strong Java and Spring Boot skills.

Cybersecurity Risk Consultant will conduct risk assessments, analyze vulnerabilities, and develop mitigation strategies for clients. Requires a degree in a related field and 3+ years of experience in cybersecurity risk assessment. Strong communication and analytical skills are essential. Fluency in English and Spanish is preferred.

Fullstack Developer with strong .NET / C# experience, Angular knowledge, REST API and backend integration skills, SQL database familiarity, and Agile methodology understanding.

Drive and support bid and tender preparation for major projects. Collaborate with the Tender Manager to develop comprehensive proposals, conduct research, and coordinate with the project team.

Develop and maintain Node.js backend applications and RESTful APIs. Collaborate with teams to deliver scalable solutions and participate in code reviews.

As our first Sales Development Representative, you will identify and qualify decision-makers at European technology companies. You will run structured multi-channel sequences, make high-volume calls, and qualify opportunities using a defined methodology.

EBBA seeks a Media Buyer to manage and scale profitable Meta campaigns across e-commerce brands. This role requires proven experience managing ad spend, strong analytical skills, and a deep understanding of performance marketing systems.

DevOps / Cloud Infrastructure Engineer will architect, implement, and maintain scalable cloud infrastructure for production environments. Responsibilities include building and supporting machine learning infrastructure, enhancing deployment workflows, and operating, securing, and scaling Kafka clusters.

Senior Graphic Designer to manage visual identity across 13 hospitality brands. Responsibilities include brand asset upkeep, new brand creation, collateral design, and working with external collaborators. Requires 5+ years of experience, a strong aesthetic sense, and proficiency in print and digital design.

Sales Advisor needed for a curated fashion and lifestyle platform in Cascais. Deliver exceptional customer experiences, assist with styling, and contribute to a positive team environment. Fluent Portuguese and English required. Previous retail experience is a plus.

Speechify seeks a Software Engineer to build and maintain data ingestion pipelines for AI model training. Responsibilities include data sourcing, infrastructure management, and collaboration with scientists to optimize data quality and scale. Candidates should have 5+ years of software development experience, proficiency in Python and Linux, and experience with cloud platforms (GCP preferred).

Join Tanoa Café, a busy international brunch café in Bairro Alto, Lisbon. Daytime schedule, no night shifts, good tips and a friendly multicultural team.

Execute analytical laboratory activities to support method development and validation for drug substances and products. Perform testing using chromatography, dissolution testing, and water content determination.

Firewall Service Manager needed for international project. Manage and operate firewall services in complex IT and OT environments. Experience with Cisco, Fortinet, Juniper Networks, Check Point Software Technologies, or Palo Alto Networks required. Fluency in English mandatory.