freelance English-speaking jobs in Castelo Branco

Junior Accountant to support daily financial management, including invoice processing, reconciliations, and reporting. Requires a degree in Accounting, Finance, or related field and 1-3 years of experience.

Lead Product Manager will own the Trust & Safety product strategy and roadmap, focusing on fraud prevention, user integrity, and marketplace safety. Responsibilities include building AI-native detection and decisioning systems, partnering with Engineering, Data Science, and other stakeholders, and defining success metrics. Experience in building scalable systems to proactively detect and mitigate abuse, fraud, or risk is required.

Architect and manage the Cyber Defense Center's SOAR ecosystem, designing and improving automated playbooks and response actions. Lead detection engineering activities, developing and deploying detection content across various security platforms. Own global log ingestion and telemetry architecture, ensuring effective onboarding and quality management of security data. Develop integrations between security platforms and enterprise systems. Lead the Cyber Threat Intelligence enablement program, managing intelligence collection, operationalization, and distribution. Conduct advanced threat hunting exercises and define, monitor, and report engineering performance metrics. Evaluate and integrate emerging cybersecurity technologies.

As the Associate, Customer Marketing, you will translate regional category strategies into actionable plans for Portugal, manage budgets, and drive sales goals for Home Cleaning and Toilet categories.

Technical Project Leader with 10+ years of experience, including 4+ years as a Lead/Manager. Strong Packet Core knowledge, 4G/5G call flows, and technologies like VOLTE, VoWiFi, and IoT. Experience with CMM, CMG, and NRD nodes, project delivery, and stakeholder management required. Fluency in English (B2 or above) and availability for a hybrid work regime in Lisbon are essential.

Develop, maintain, and enhance a customer-facing mobile application for Android and iOS using Flutter. Lead the modernization of an existing Android application while ensuring feature consistency across platforms. Implement and optimize functionalities related to user management, account balances, transactions, and financial operations. Collaborate with internal teams to deliver high-quality, scalable, and reliable mobile solutions.

Ensures compliance with active contracts, identifies deviations, mitigates risks, and captures financial gains. Analyzes contracts for efficiency, savings, and value recovery. Monitors contractual clauses and ensures accurate reflection in financial systems.

Support the Central Compliance Function in carrying out compliance quality assurance activities across all entities. Analyze operational incidents, conduct risk assessments, and prepare compliance reports. Collaborate with international managers and stakeholders to identify emerging risks and trends.

Postdoctoral Researcher to lead technical contributions to ResPECT, a Pan-European generative AI project. Develop a multilingual, federated, explainable AI agent for patients, clinicians, and health systems. Responsibilities include design, development, and deployment of the agent, incorporating LLM adaptation, retrieval-augmented generation, knowledge fusion, and federated learning. Strong research background in AI, machine learning, and NLP required.

Senior Medical Writer will create engaging scientific content for digital medical education projects. Collaborate with a team to translate complex research into clear communication for healthcare professionals. Requires a Life Sciences, Pharmacy, Medicine, or related field degree and 4+ years of experience in Medical Writing, Medical Communications, Scientific Communications, or Medical Education.

Provides legal support and advice to business areas, identifies and assesses legal risks, drafts and negotiates contracts, ensures compliance with laws and regulations, manages corporate legal matters, and monitors litigation.

Lead and coordinate AI initiatives across Governance and with key stakeholders. Ensure AI initiatives are aligned with regulatory requirements and Nordea standards. Manage execution of AI initiatives within Governance, from concept to implementation.

Junior Financial Analyst to support clients in trade allocation, clearing, delivery, and settlement processes. Requires a degree in Economics, Finance, or a related field and 0-3 years of experience. Fluency in English is required.

Junior Civil Engineer to develop Industrial Hydraulics projects, ensuring compliance with client requirements and regulations. Prepare hydraulic calculations, technical specifications, drawings, and reports. Collaborate with multidisciplinary teams and assist in project planning and execution.

Konecta is seeking a Spanish Talent Acquisition Specialist to manage end-to-end recruitment processes, source candidates, conduct interviews, and partner with hiring managers. Requires 1+ year of recruitment experience, fluency in English and Spanish, and strong communication skills.

Senior QA Analyst to lead testing activities, conduct analyses, and collaborate with teams to ensure high-quality IT solutions. Requires 4+ years of experience in IT testing and business analysis, fluency in English and French, and strong understanding of QA methodologies.

The Regulatory Affairs Officer prepares, reviews, and maintains regulatory documentation for pharmaceutical and OTC products. This hybrid role involves coordinating submissions to health authorities, monitoring regulations, and ensuring compliance.

Supports sales team in acquiring new B2B clients and developing business opportunities. Requires strong communication, negotiation, and organizational skills. Previous sales experience preferred. Fluency in English is an asset.

Hira Talent seeks a Dutch-speaking International Recruiter to source, engage, and interview candidates across Europe. The role involves managing the full recruitment process, working with international clients, and supporting candidates relocating abroad. Must have fluent Dutch, good English, strong communication skills, and a proactive, ambitious mindset.

Manage TLS and code signing certificates, including lifecycle management, troubleshooting, and key management in Key Management System solutions. Operate and maintain Enterprise Certificate Authorities (CAs) and Public Key Infrastructure (PKI). Design, operate, and enhance a centralized Key Management System (KMS). Collaborate with teams to securely integrate encryption and certificate services. Troubleshoot cryptographic issues and certificate failures.