freelance English-speaking jobs in Barreiro

Fullstack Developer to design, implement, and own end-to-end features using Nest.js, Angular, and TypeScript. Experience with AWS services and Agile methodologies required.

Senior Full Stack Engineer will design, develop, and maintain scalable backend services and web applications for a global emergency response platform. Requires 6+ years of backend development experience with microservices, frontend development skills, and experience with AWS.

Haitong Bank offers an internship program for Bachelor and Master degree students graduating in 2025/2026 interested in investment banking. Interns will gain hands-on experience in various departments, including Business, Control, and Support.

Leads information security for a large business unit, promoting a security-first culture and delivering an information security strategy. Manages security incidents, implements security policies, and ensures adherence to security standards and controls. Collaborates with business and IT teams to protect TUI's brand and customers.

Manages branded product lifecycle from production to delivery. Launches new merchandise formats and collaborates with cross-functional teams. Requires experience in merchandise operations, logistics, and a business mindset focused on profitability.

Sysmatch is seeking Software Developers for hybrid roles in Lisbon. Senior-level positions require Angular 18+ and TypeScript expertise. Mid-level roles require .Net/C#, NgRx, RxJs, nodejs, and SCRUM experience. Mid-level developers should also be familiar with API fundamentals, microservices, and clean coding guidelines. Junior-level positions require AWS, Swagger, NX tooling, GitLab CI/CD, and testing experience.

Hexa Consulting seeks a Senior Java Developer with 5+ years of experience in Java development (Java 17 or 21) and strong knowledge of Spring Framework. Must have experience with RESTful APIs, microservices, and relational databases. Familiarity with Git, CI/CD, and Docker/Kubernetes is a plus. Excellent communication skills in Portuguese and English required.

Olisipo seeks a Pentester/Offensive Security Analyst to strengthen the organization's security posture. Responsibilities include analyzing security testing objectives, defining testing scope, executing manual and automated tests, and documenting results. Requirements include experience in pentesting, offensive cybersecurity knowledge, and strong communication skills. Fluency in English is required.

Provides administrative and operational support for HR functions. Maintains employee records, supports payroll, and assists with recruitment and onboarding. Requires a degree in a related field, at least 1 year of experience, and proficiency in Microsoft Office.

Provide professional interpretation services in Ukrainian and English for various fields including insurance, legal, and medical. Must be fluent in both languages (C1 level), have translation experience, and be comfortable working with phone and video tools.

Key Account Manager to drive sales of plasma-derived products in Portugal and Spain. Responsible for building relationships with healthcare professionals, providing sales presentations, and managing strategic accounts. Requires a B.S./B.A. degree, 3+ years of relevant experience, and fluency in English, Spanish, and Portuguese.

Review and assess user-generated content, including profiles, audio, video, and text. Investigate and resolve content-related issues. Apply client policies objectively and consistently.

Redbridge International School seeks a qualified Science Teacher to provide maternity cover during the Summer Term. The role involves delivering engaging science lessons across Cambridge Lower Secondary and IGCSE Coordinated Science.

Senior Fullstack Developer to improve and enhance a live NetSuite ERP integration. Requires 6+ years of experience with Node.js & TypeScript, Next.js (for Fullstack), and system integrations.

Senior Infrastructure Architect with 6+ years of experience in high-performance financial markets or critical trading environments. Strong Linux system administration, virtualization, and container technologies experience. Proven track record of optimizing mission-critical server infrastructure. Proficient in scripting languages (Python, shell) for automation. Experience collaborating with software development teams and infrastructure groups. Fluent in English. Must be based in Portugal with European citizenship or a valid Work Visa/Residence Card.

Full-Stack Software Developer needed for a global SaaS company. Design, develop, and maintain solutions using .NET, Angular, MS SQL, and PostgreSQL. 4+ years of experience with .NET technologies, HTML, CSS, JavaScript, and relational databases required. Hybrid role with 2 days per week in the Lisbon office.

Mid-Level QA Automation Engineer to design, implement, and maintain automated tests for web applications and APIs. Execute regression test suites, identify bugs, and contribute to improving test coverage. Work with existing automation frameworks (Playwright, Cypress, Selenium) and CI/CD pipelines. Collaborate with developers, product managers, and other QAs.

Change Communication Specialist drives measurable change outcomes by fostering adoption and engagement across Visual Graphics & Media. Designs and implements strategies to address process improvements, cultural shifts, and behavioral changes. Develops engaging materials, facilitates workshops, and leverages data insights to inform change strategies.

Develop and implement data governance frameworks for analytics tools. Manage data lineage, metadata, and access control across BI platforms. Ensure compliance with regulatory requirements, including GDPR, HIPAA, and GxP.

Sustainable Wealth Group seeks experienced leaders to serve as Non Executive Directors for pre-seed to Series A startups. Provide strategic guidance, leverage your expertise, and support fundraising efforts. Compensation includes equity or stipend.