freelance English-speaking jobs in Barreiro

Johnson & Johnson seeks a Bids & Tenders Specialist to create and register tasks, analyze tender terms, and prepare offers/tenders in various software and platforms.

Junior analyst to support investment advice for Defined Benefit, Local Governance pension schemes, Endowments, and Foundations. Collaborate with UK and Portugal consultants and investment specialist teams. Support in drafting client presentations, meeting materials, and liaising with external and internal parties. Bachelor's/Master's degree in a relevant field required. Fluent English (C1 level) and strong analytical skills necessary.

Growth Marketing Manager will develop and execute marketing campaigns across digital, events, and direct marketing channels. The role requires a master's degree in Marketing and 3+ years of experience translating complex science into compelling marketing messages. Must have strong project management skills, experience in cross-functional environments, and excellent communication skills in Portuguese and English.

UX Designer needed for Acquisition & Content squad. 2-4 years experience applying UX practice in challenging projects. Strong communication and presentation skills. Proficient in Figma with UI design and prototyping skills. Experience with Lean UX and user-centered design models.

Finance, Accounting, and Tax compliance Consultant to review financial statements, tax compliance, and manage teams. Requires Bachelor's/Master's degree, 0-5 years experience, and strong analytical and communication skills.

Day Monitors are needed to support the wellbeing and safety of students during the Summer Camp program (June 24 - July 25). The role involves providing pastoral care, supervising routines, and chaperoning excursions. Must have advanced English skills and commitment to safeguarding.

Senior Data Engineer to design, implement, and maintain scalable data pipelines using Databricks Lakehouse Platform, focusing on Apache Spark, Delta Lake, and Unity Catalog. Collaborate with data scientists, architects, and business stakeholders to translate data requirements into robust solutions. Optimize performance and cost-efficiency of Databricks clusters and jobs. Mentor junior engineers and contribute to the team's Databricks expertise. Requires deep hands-on experience with Databricks on Azure, AWS, or GCP, including Spark (PySpark/Scala), Delta Lake, and MLflow. Strong programming skills in Python or Scala and experience with CI/CD pipelines. Solid understanding of distributed computing, data modeling, and performance tuning in cloud-native environments. Familiarity with orchestration tools and infrastructure-as-code. Proactive mindset, strong communication skills, and a passion for building scalable, reliable data systems. Professional French & English communication skills (C1-level, written and spoken).

Provide customer support to high-level clients via chat, email, and phone. Assist with the self-serve advertising platform and troubleshoot technical issues. Fluency in French and proficient English required.

Nimber seeks a Vulnerability Management Specialist to strengthen the Security team. The role involves executing security testing, analyzing vulnerability assessments, and reporting findings to technical teams. The ideal candidate will have strong communication, analytical, and organizational skills.

Customer Marketing Manager will design and execute global customer marketing programs focused on retention, advocacy, and upsell. Collaborate with Customer Success to identify expansion and cross-sell opportunities and develop targeted campaigns. Develop customer communications, including newsletters, product updates, and community announcements. Measure and report the impact of customer marketing on engagement, retention, and expansion metrics.

Jobbex is seeking a Kotlin Senior Engineer to develop a Core Privacy Engine and mobile/TV interfaces. Responsibilities include collaborating with teams, defining product vision, and reviewing code. Requires 5+ years of Kotlin experience and a passion for mobile technologies and automated testing.

Team Lead for Middle Office Cash Payments will manage daily operations, lead a team, and ensure timely, accurate processing of invoices. Requires a Master's degree, 5+ years of experience in fund operations, and strong leadership and communication skills.

Business Analyst Expert SAP with 4+ years of experience in SAP FICO and expertise in SAP S/4HANA migration projects. Strong analytical and problem-solving skills are required, along with experience in the insurance industry.

Marketing Trainee to support go-to-market strategy for established brands and biosimilars in Northwest Europe. Assist with promotional material creation, campaign management, and performance reporting. Coordinate with sales teams and contribute to project coordination.

Java Developer with 5+ years of experience in software development using Java and Liferay. Experience in CI/CD environments and agile methodologies required. Must be able to integrate into complex projects.

Lead a team focused on servicing the German, Austrian, and Swiss markets. Coordinate activities to ensure accurate and timely processing of accounting services in accordance with regulations and standards. Check work for accuracy, resolve claims, and issue debit/credit notes. Contribute to process improvements and collaborate with stakeholders. Bachelor's or Master's degree in Finance or equivalent required. Minimum 3-5 years in Finance, Accounts Receivable, Credit, or Collections. Previous leadership experience preferred. Skilled in SAP (S/4HANA preferred). Fluent in English. German is a plus.

SCPI Manager responsible for administrative management of subscriptions, ensuring regulatory compliance and client satisfaction. Collaborates with internal and external teams to optimize processes. Requires a Master's degree in Banking or Insurance and initial professional experience in Middle Office operations. Fluency in French and operational level of English required.

Civil Engineer to support and monitor the implementation of Works Plans, prepare studies and budgets, and supervise site works. Requires a Civil Engineering degree, 2-5 years of experience, and proficiency in Portuguese.

Scrum Master to join a center of excellence for a leading multinational Fintech company. Minimum 5 years experience as a Scrum Master, Agile Coach, or Agile Delivery Lead required. Scrum Master certification and understanding of Agile principles and frameworks (Scrum, XP, Kanban) are essential. Experience with Agile Estimating & Planning, Scrum ceremonies and artifacts, and Agile Practices related to Software Engineering is needed.

Senior Sales & Account Manager will develop and execute sales plans to achieve revenue targets. Manage key accounts, build client relationships, and identify new business opportunities in the iGaming industry. Requires 3+ years of sales and account management experience, at least 1 year in iGaming, and fluency in English.