freelance English-speaking jobs in Leiria District

Security Engineer acts as a bridge between digital teams and Group Cyber Resilience. This role ensures security requirements are met across platforms, advising on secure design and managing security testing. Requires 4+ years in web/application security.

Senior Java Software Engineer joins an Agile team to build scalable, highly available core platform services. Requires 7+ years of server-side experience and 4+ years in backend Java with Spring Framework expertise.

Strategy & Transaction Consultant supporting M&A by defining and executing transaction strategies. Responsibilities include operational due diligence, integration, and carve-out projects, requiring strong analytical and project management skills.

Senior Backend Engineer develops and maintains multi-cloud platform services using Java 8 and Spring Boot. Responsibilities include building microservices, optimizing code, and writing tests with JUnit and Mockito.

Quality Lead for a large-scale Data Centre project. Responsibilities include managing the QMS, coordinating inspections, and handling non-conformities. Requires 5+ years in a similar role and a technical degree.

Lead the acquisition and management of a high-potential, family-owned SME in Portugal as an owner-operator. Requires 5+ years in general management with full P&L accountability and deep local business roots.

Seeking a D365 Finance and Operations / Customer Engagement Developer with 5+ years of X++ experience. Responsibilities include technical implementation, code review, and L3 support for D365 solutions.

Experienced French-speaking professional needed for B2B Customer Service. Manage client and agent relationships, handle logistics, and ensure service quality. Requires 1+ years in Customer Service, Coordination, or Hospitality.

Technical Implementation Engineer supporting FeneVision implementations across EMEA. This role involves software configuration, custom development using VBScript/.NET, and designing system integrations for manufacturing environments. Fluent German is required.

The Global Indirect Services Buyer leads strategic sourcing and procurement for Indirect Services globally. This role drives demand consolidation, leads high-value negotiations, and develops category strategies while managing supplier relationships.

Seeking an Italian speaking Customer Service Representative to handle inquiries via phone, email, and chat. Responsibilities include assisting with travel bookings and resolving customer issues. Requires native/fluent Italian and B2 English, with 2+ years of experience.

Senior ML/AI Engineer to stabilize and evolve the AI platform, developing production-grade Generative AI solutions. Focus includes LLM, RAG, and agent-based systems, platform controls, and production readiness.

Aquiva seeks a Software Developer in Test with strong Java and Salesforce testing experience. Responsibilities include developing automated UI and API tests using Selenium/Selenide and Rest Assured, and maintaining AQA frameworks.

Product Design Freelancer needed with 3+ years of web application experience. Requires proficiency in Figma, user-centered design, and a strong portfolio. Must drive design autonomously and collaborate effectively. English fluency is required.

Strategic HR Business Partner to support a growing, international organization undergoing expansion through acquisition. This role partners with senior leadership to align people strategy with commercial objectives, leading organizational design and workforce planning. Fluency in English and Portuguese is essential.

Senior Data Engineer (Teradata) needed with strong experience in enterprise Teradata, advanced SQL, and Ab Initio for ETL. Requires Unix/Linux knowledge, Git, and Agile experience. Focus on data pipeline design and technical documentation.

Own end-to-end delivery of cross-functional initiatives spanning software, hardware, and operational teams. Coordinate planning, timelines, dependencies, and stakeholder alignment across multiple workstreams, countries, and time zones. Establish delivery cadences and transparent reporting to keep progress, milestones, priorities, and outcomes visible. Identify risks, dependencies, and bottlenecks, driving mitigation plans and timely decisions. Own deployment and rollout planning across software, firmware, and hardware. Facilitate Go/No-Go and readiness checkpoints. Continuously improve delivery workflows, governance, and tooling.

Founded by Samih Darwazah over 40 years ago in Jordan, Hikma's purpose is to provide affordable, quality medicines to the people who are competent. Based on very solid foundations, we continue to innovate daily and find practical solutions to transform the lives of the millions of people we serve.

Full Stack Developer to design, develop, and maintain web applications using Angular and Java. Collaborate with stakeholders and contribute to secure, scalable solutions.

Dutch Customer Care Expert for a leading coffee brand. Provide excellent service via phone, email, and chat, acting as a brand ambassador. Requires fluent Dutch (C2) and good English (B2).