freelance English-speaking jobs in Leiria District

Capital Markets Operations Analyst needed to prepare and validate issuance documentation for structured products, ensuring accuracy and compliance.

Design, develop, and maintain Java applications. Implement microservices, RESTful APIs, and backend services. Ensure database integration, query optimization, and data integrity. Contribute to CI/CD pipelines and DevOps practices. Collaborate with teams to deliver sprint goals.

Customer Support Representative needed for a leading Outsourcing/BPO company in Lisbon. Manage customer calls, investigate and resolve issues, and escalate complex cases. Native Dutch and fluent English required. Previous contact center experience preferred.

Define and implement integration architectures between Microsoft Dynamics 365 and enterprise systems. Design secure, scalable, and high-performing data flows. Support development teams in implementing technical solutions. Contribute to architectural decision-making and integration strategies.

Senior Java Software Engineer/Tech Lead providing technical leadership, mentoring, and architecture definition. Experience in microservices, API development, and software engineering best practices required.

Experienced Payroll & Posting Operations Lead needed to build and manage payroll, employee leasing, and posting processes in Portugal. Requires 5+ years of Portuguese payroll experience, including posted worker payroll, strong knowledge of Portuguese labor law, and proven leadership skills.

Application Security Specialist needed to integrate security practices into the development lifecycle. Analyze and remediate vulnerabilities using SAST, DAST, and SCA tools. Address security issues in cloud environments (AWS/Azure) and microservices/API architectures. Provide technical guidance to engineering teams.

As a Quality Assurance Engineer, you will develop and support test plans and test cases, analyze software requirements, and execute automated tests. You will collaborate with cross-functional teams to ensure high-quality software delivery.

Leads the design, implementation, and optimization of Oracle Fusion Sales applications. Oversees configuration, customization, and deployment of Oracle Fusion Service and related CX modules. Designs and implements integrations between Oracle Fusion Service and other enterprise applications. Develops and enhances custom applications using Oracle Visual Builder Cloud Service (VBCS) and Redwood UX. Provides guidance to developers, functional consultants, and support teams.

Design, build, and operate modern web applications, integrating AI-native features into SaaS products. Solid experience with full-stack development (React/Angular, Java Spring Boot, Python) and cloud/DevOps practices (Kubernetes, Terraform). Hands-on experience with LLMs and AI software engineering is required.

Security Program Manager will assess client security posture, provide guidance, and develop customized security programs based on industry frameworks and client needs. Collaborate with clients and stakeholders to ensure program alignment and communicate with auditors. Maintain expertise across security frameworks, control types, and technologies.

Senior Risk & AI Business Analyst will bridge client needs and technical teams, ensuring successful deployment and optimization of Feedzai's fraud detection solution. Responsibilities include requirements gathering, solution design, implementation, testing, stakeholder communication, and continuous improvement.

Quality Director to lead and improve Quality Management Systems in compliance with ISO 13485, FDA, and EU MDR. Drive quality excellence across Portugal and UK manufacturing sites.

Trade Marketing Specialist to develop and execute shopper marketing strategies and trade channel plans. Drive growth in sales and market share through in-store excellence, sales enablement, and strong customer relationships. Requires 1-4 years of experience in FMCG, strong analytical skills, and proficiency in Excel and PowerPoint.

NKT seeks recent or soon-to-be graduates with a Master's degree in electrical engineering, process engineering, physics, or a related field for its 18-month Graduate Programme. The programme includes job rotations, including an international one, and culminates in a permanent contract.

Content Writer needed for international migration consultancy firm. Produce SEO-optimized content, research market insights, and collaborate with marketing and design teams. Strong copywriting, SEO, and research skills required.

The Information Security Specialist IT will develop, implement, and maintain cybersecurity policies and procedures. This role will conduct risk assessments, vulnerability assessments, and support audits. The specialist will monitor security alerts, respond to incidents, and lead improvements in detection and response workflows. They will also operate and improve security infrastructure and plan cybersecurity awareness campaigns.

Review and evaluate e-commerce content for compliance with platform policies and quality standards. Identify and remove prohibited or low-quality content. Maintain marketplace integrity and trust.

CRM Manager to lead and oversee CRM initiatives for the Spanish market. Develop and execute player engagement strategies, manage campaigns, and leverage data-driven insights to enhance customer retention. Requires 2+ years of CRM experience in the gambling industry and proficiency in Spanish and English.

Senior Product Owner to define and prioritize user stories for internal security tools, developer portals, and platform artifacts within a large-scale enterprise security program. Requires 5+ years of technical product ownership in developer platforms or security tooling.