freelance English-speaking jobs in Valongo

Senior Cyber Security Analyst provides strategic security advisory to Flutter divisions, ensuring industry best practices, regulatory compliance, and risk mitigation. The role involves translating complex cyber security risks into business-relevant language, guiding teams on secure design, and collaborating with stakeholders to improve security controls. Requires deep understanding of security technologies, frameworks (ISO 27001, NIST, ISF, UKGC, GDPR), and experience in a security advisory capacity.

Senior QA Automation Engineer will develop and maintain automated test frameworks, execute functional, integration, and end-to-end testing, and integrate automated tests into CI/CD pipelines.

B2Digital seeks an AI Systems Implementation and Optimization Specialist to design, develop, and implement AI solutions using public services or private LLMs. Collaborate with teams to map processes, identify AI use cases, and provide technical support for implemented solutions.

Global Procurement Specialist for Nacelle Structures, responsible for commodity strategy development, supplier account management, and stakeholder engagement.

Yey seeks commercial partners in Portugal to introduce our construction workforce management platform to companies and subcontractors. We offer a commission structure and recurring revenue opportunities.

The UPS Commissioning Engineer will perform on-site services including commissioning and technical support for UPS products, installation supervision and troubleshooting, and resolving customer issues. The role requires a thorough understanding of UPS principles and knowledge of electricity. The position involves extensive international travel (70%) within Europe.

Experienced Office Manager needed to ensure smooth daily operations, maintain office spaces, and support employees at our HQ. Responsibilities include onboarding/offboarding, process improvement, safety protocols, budget tracking, and event planning.

Provide customer support via phone and digital channels for a leading telecommunications service provider. Assist customers with subscriptions, billing, and basic technical troubleshooting.

Support the HR team in recruitment processes, from job posting to onboarding. Screen resumes, conduct phone screenings, schedule interviews, and maintain recruitment information.

Freelance peer reviewers with a doctorate in Liposarcoma are needed to assess manuscripts for journals. Reviewers must have at least two publications in the last two years and experience with online manuscript review systems.

Social Media & Influencer Marketing Specialist to develop and implement organic social strategies, manage influencer programs, and grow brand awareness across platforms like TikTok, Instagram, and YouTube.

IT Delivery Manager to manage end-to-end project delivery (scope, time, cost, quality) for financial services. Requires 5+ years of experience, Agile/Scrum and Waterfall methodologies knowledge, JIRA/MS Project experience, ITIL framework knowledge, and proven stakeholder management skills. Fluency in English and French (C1) is mandatory.

CRM Administrator supports sales team by assigning clients, maintaining CRM databases, and providing training. Requires fluency in English, strong attention to detail, and experience in CRM administration.

Brand Manager to lead the launch and growth of a new Pub Crawl experience brand. Develop brand strategy, execute marketing campaigns, manage social media, and ensure brand consistency. Requires 3-6+ years of experience in Brand, Marketing, or Social Media, fluency in English and Portuguese, and experience in hospitality, events, tourism, or lifestyle brands.

Leads Sword's Security Operations Center, defining its operating model, SIEM architecture, and incident response capability. Drives an AI- and automation-first transformation of security operations, including SOAR playbooks, LLM-assisted triage, and ML-driven detection. Leads the SOC/CSIRT team, owns SIEM end-to-end, and runs high-severity incident response. Influences security architecture decisions across the company and establishes incident response playbooks and tabletop exercises.

Trade Nation is seeking a Product Designer to translate briefs into polished, production-ready UI. You will work within a design system, ensuring alignment across the Studio and collaborating with front-end developers.

Lead a team of 5-7 Data Scientists and Machine Learning Engineers building AI solutions for fraud detection, risk assessment, and platform protection. Translate risk management requirements into machine learning problems and oversee the end-to-end modeling process. Ensure models are deployed to production with robust MLOps practices.

SmartBuyGlasses seeks a hands-on PR Manager to drive brand awareness and commercial growth. You will lead a team, manage partnerships, and secure media coverage in tier-1 publications and niche outlets. Experience in fashion, lifestyle, or e-commerce PR with a track record of successful collaborations is required.

The Business Intelligence TKM Analyst will track and audit All Inclusive Contracts, ensuring compliance and transparency. Responsibilities include managing Channel Management, designing reports, and collaborating with Sales, Trade Marketing, and Marketing. The role requires experience with Power BI, Retail Analytics, and FMCG data sources.

Detects and investigates financial crime risks, liaising with law enforcement and the Compliance team. Responds to court orders, DPAs, and POs, ensuring compliance with legislation. Conducts fraud investigations, generates reports, and discusses financial crime concerns with company members.