freelance English-speaking jobs in Viana do Castelo

Java Software Developer needed for a hybrid project in Porto or Lisbon (2 days/week). Requires a degree in Computer Science, Information Technology, or related field, plus 3+ years of software development experience with Java, Spring Boot, Angular, ELK, and PL/SQL. Must have experience with RESTful APIs and Scrum. Proficiency in English (B2 minimum) is required.

Cloud Security Engineer to implement and enforce security controls on public cloud platforms (GCP or Azure). Experience designing secure cloud architectures, IAM, and security assessments required.

Engineer will design 3D CAD models for aircraft mechanical systems, ensuring compliance with project requirements and quality processes.

IT Project Manager to lead planning, execution, and control of IT initiatives for a Banking Company. Minimum 5 years' experience in IT project management with experience in the banking or financial sector preferred.

The Associate, Payroll executes and validates payroll processes, ensuring accuracy and compliance. Responsibilities include analyzing pay transactions, coordinating payroll preparation, and reconciling payroll and tax reporting. Strong attention to detail, self-motivation, and proficiency in Microsoft Office are required. Fluency in Portuguese (C2) and English (B2) is essential.

Team Leader for Financial Control will manage a team focused on ensuring financial data consistency and reliability. Responsibilities include team operations, performance management, recruitment, and representing the area in meetings. Requires a Master's Degree in Finance, Accounting, or Audit, fluency in English and French, and experience in financial audit, team management, accounting consolidation, and regulatory reporting.

Research and develop post-quantum cryptography (PQC) systems. Design and implement cryptographic solutions based on quantum-resistant algorithms and protocols. Contribute to Proof-of-Concepts (PoCs) demonstrating the functionality and performance of PQC and related protocols.

Junior Sales Development Representative will support the Portugal sales team by qualifying leads, prospecting, and growing the company's footprint in the Portuguese market. This is a 6-month fixed-term contract with potential for extension or conversion.

Senior Full-Stack Web Developer to elevate and optimize a headless frontend for a global B2B eCommerce platform. Collaborate with cross-functional teams to deliver seamless platform functionality and implement SEO strategies.

Senior Dynamics 365 Developer needed for a project supporting the Dutch business unit. Responsibilities include designing, developing, and maintaining technical solutions within Dynamics 365 Sales and Project Operations. Requires 7+ years of experience as a Microsoft Dynamics 365 developer with strong hands-on experience in Dynamics 365 Sales and Project Operations.

Lead and manage the IT Stability & Resilience Program, ensuring continuous improvement in service availability and incident reduction. Drive initiatives to improve performance, capacity, monitoring, and observability. Define and track stability KPIs, implement dashboards, and ensure post-incident actions are completed.

Technical Assistant to support file-based workflows, manage media assets, and assist in live and post-production environments. Provides first-line technical support for virtual production tools and commentary operations.

This role is responsible for day-to-day IT operations, including helpdesk support, onboarding/offboarding automation, and maintaining compliance evidence for ISO 27001 and SOC 2. The ideal candidate will have experience with Google Workspace administration, macOS troubleshooting, and SaaS app lifecycle management. Strong automation skills using tools like Claude, Make.com, or similar are required, as well as proficiency in scripting languages.

Develop and maintain web applications using Angular (v8+), perform version upgrades, and build user-friendly interfaces. Integrate with REST APIs, debug, optimize, and write unit tests.

Provides administrative support to ensure the smooth daily running of the Primary School. Manages student data systems, coordinates school events, and serves as the first point of contact for families and visitors. Requires proficiency in English and Portuguese.

Receptionist/Assistant to support front office operations, customer service, and meeting room management. Requires fluency in English, strong communication skills, and proficiency in office tools.

Airbus seeks a Supply Chain Business Improver to manage requests from Supply Chain Quality Managers and serve as the focal point for Materials Supply Chain during the Inflow Board of Concessions. The role requires experience in Supply Chain Quality or Procurement, a degree in Engineering, Computer Science, or a related field, and fluency in English.

Provide Danish-speaking customer support via phone, email, and chat. Identify customer needs, offer solutions, and guide users through troubleshooting.

Job Title: GenAI Security Engineer (Banking)Location: Lisbon, Portugal Work model: Full-time, Hybrid (TBD) About Mozaydo Mozaydo was built by people who believe work should feel human - even when powered by technology. We're a remote-first company that connects talent, technology, and purpose to help companies grow sustainably.

Lead a team of Product Owners shaping next-generation financial products for a licensed digital bank. You will guide product development, collaborate with cross-functional teams, and translate business strategy into implementable product directions.