freelance English-speaking jobs in Leiria District

Firewall Engineer needed with Bachelor's degree in Computer Engineering, Networks and Systems, or similar. Requires over 3 years of experience as a network and firewall technician, knowledge of network security (Palo Alto or Check Point), and good communication and analytical skills. Must have good English skills.

Business Development Executive to secure partnerships with mid-sized, regulated financial institutions globally. Focus on companies struggling with cross-border payment challenges, positioning UNYX as a direct-settlement alternative. Drive the full sales cycle, from cold outreach to closed deals in 30-90 days.

Investment Proposal trainee to support Nordea Asset Management in securing and retaining institutional and wholesale client mandates globally. Focus on Fixed Income and Equities offering. Prepare and coordinate RFP and DDQ responses, collaborate with sales, product management, and investment teams.

Senior Cloud Security Consultant will deliver end-to-end security services to clients globally. Responsibilities include performing security and risk assessments, designing and integrating cloud security solutions, and advising clients on industry best practices.

Android Developer with 6+ years of experience in native Android development (Java and Kotlin) sought. Requires a Bachelor's degree in Computer Engineering or related field and experience with Android architectures, design patterns, and CI/CD pipelines.

Software Development Engineer III will design and build integrations connecting payment products, big data systems, and fraud detection engines. Develop automated workflows and collaborate with teams to deliver reliable systems.

Software Engineer to join a team of five, working on all stages of software development. Requires a Bachelor's degree in Computer Science, related field, and experience in Go, C/C++, Python, or Java.

Senior Software Engineer will participate in an Agile scrum team to develop and enhance a Media Server for real-time integrations with LLMs and AI services. Requires 3+ years of professional software development experience in C and/or C++.

Data & AI Solutions Expert needed to translate business needs into data and AI requirements. Support solution design, prepare documentation, and support testing and improvement activities. Requires 5+ years of experience in Data, BI, Analytics, or Generative AI and knowledge of tools like Tableau, SAP BW/HANA, Snowflake, and AWS Data services.

Principal Corporate Counsel to provide regulatory guidance on EMEA environmental, supply chain, and product regulations. Will monitor regulations, develop compliance strategies, and collaborate with cross-functional teams. Requires 7+ years' experience in sustainability or related regulatory compliance fields and a qualified lawyer (LLB, JD, or equivalent) in an EU jurisdiction or the UK.

Support the Iberian Finance team with in-house accounting (SAP), financial reporting, tax compliance, and investment structures and transactions. Manage the full accounting cycle of SPVs, ensure compliance with Portuguese tax regulations, and prepare financial statements.

Full-time Personal Assistant position in Lisbon supporting a busy professional. Responsibilities include calendar management, email administration, household management, team coordination, and executive representation. Requires fluency in Portuguese and English, a university degree, and strong organizational and communication skills.

Senior Data Architect will own the Training Environment data architecture, including dataset design, data selection strategy, and annotation pipeline architecture. Responsibilities include defining data quality frameworks, building the data catalog, and architecting the data flywheel. Requires 5+ years of experience in data architecture, data engineering, or LLM/ML data infrastructure. Strong understanding of ML training data requirements and experience with Snowflake, AWS S3, and ETL/ELT tools are essential.

The Energy Markets Senior Manager oversees trading, development, and commercial activities in the energy sector. This role requires expertise in energy markets, strategic planning, and operational execution.

Procurement professional with 4+ years of experience in transportation, logistics, or related categories. Manage sourcing processes, evaluate proposals, and negotiate contracts. Collaborate with internal and external stakeholders to optimize logistics services and cost structures.

Skilled Automotive Technician needed in Porto. Must have experience diagnosing and resolving technical issues. Fluency in Spanish and Portuguese required. Initial on-site training followed by potential hybrid work model.

Analyzes customer needs, develops system requirements, and troubleshoots software and hardware issues. Requires a university degree in a related field, experience in design documentation, and strong Portuguese and English communication skills. Senior roles require operational and technical knowledge of virtual and hyperconverged infrastructure, network certifications, and advanced routing and switching experience.

Senior Frontend Engineer will design, build, and maintain TypeScript code for a new product within a monorepo application using React, GraphQL, and Next.js. Experience with unit testing, accessibility, and performance is beneficial. Must have 5+ years of front-end web development experience and proficiency in React, Apollo GraphQL, TypeScript, and Jest.

Lead the architecture, performance, and scalability of a Node.js-based platform running primarily on AWS. Manage a team of 10-15 developers, setting goals, running 1:1s, and ensuring code quality, system reliability, and developer experience.

Support and drive recruitment activities across EMEA. Manage the full recruitment lifecycle, from sourcing candidates to onboarding. Partner with hiring managers to understand role requirements and hiring needs.