9401 English-speaking jobs in Lisbon District

Valtech seeks a Flutter Lead Developer to architect, design, and deliver scalable, high-performing Flutter applications. You will lead a team, define best practices, and mentor developers. Must have 7+ years of total development experience, with at least 3+ years in Flutter development. Strong knowledge of data structures, design patterns, and object-oriented software engineering is required.

MoonPay seeks a Blockchain Engineer to design and improve high-volume transaction broadcasting pipelines. Responsibilities include managing transaction lifecycles, contributing to wallet infrastructure, and building cross-chain and DeFi integrations. Must-have skills include strong backend/platform engineering fundamentals, experience operating production systems, and hands-on experience interacting with live blockchain networks.

Regional Customer Relations and Development Lead will launch and manage a new office, consult clients on AI trading tools, promote the brand, and build a client network.

Designs, implements, and maintains secure infrastructure across various environments. Ensures resilient and secure designs are implemented and maintained. Drives continuous improvement while maintaining multiple environments. Ensures systems meet performance expectations. Engages in proactive risk management and incident response planning. Develops or utilizes automation to streamline repeatable tasks. Contributes to the creation and dissemination of knowledge about the designs within the company.

Security Engineer will manage security systems, implement security policies, and monitor network activity. Responsibilities include incident response, system administration, and documentation. Must have 5 years of experience in IT infrastructure administration or information security roles.

Designs, integrates, and validates communication solutions for metro and mainline railway systems. Manages technical relationships with suppliers and ensures solutions meet reliability, safety, and security standards. Performs system migration, testing, and documentation. Requires 4-6 years of relevant experience or equivalent degree.

Designs, builds, and fine-tunes AI/ML and GenAI models for agentic automation in telecom environments. Implements AI components into closed-loop automation pipelines and integrates with automation frameworks. Builds and operates MLOps pipelines for model deployment, monitoring, and retraining.

Senior Project Manager will lead and manage complex projects using Agile or Waterfall methodologies. Responsibilities include managing project milestones, deliverables, risks, and issues, leading teams, and ensuring project success. Requires 4+ years of software development project management experience, eCommerce experience, and strong understanding of the software development lifecycle.

QA Engineer will own and improve quality for a large-scale OTT streaming platform. Responsibilities include testing, automation, release validation, and production quality feedback. Must have proven experience in QA roles with end-to-end responsibility for quality and strong hands-on testing mindset combined with automation ownership.

Software Engineer – FE will participate in the entire application lifecycle, focusing on coding and debugging. Responsibilities include designing, developing, and deploying frontend applications, joining the Frontend Community of Practice, and participating in Agile methods and frameworks.

Solution Architect with experience designing scalable cloud architectures for enterprise systems, particularly in CRM, sales, and service platforms.

Monitor market, competitive, and customer trends. Develop and maintain market intelligence databases and reports. Support sales and stakeholders with data and insights. Analyze customer behavior and identify new business opportunities.

Quality Engineer to implement testing approaches, collaborate on product delivery, and contribute to automated testing frameworks. Experience in UI testing, programming practices, and testing frameworks like Node.js or Playwright is required.

Wire IT seeks an AWS Senior Engineer with 5+ years of experience in AWS services, cloud-native architectures, Terraform, and CI/CD tools. Must have experience with monitoring, observability, and performance tuning in AWS environments.

Transformation & Projects Officer needed with 5+ years experience in project management and/or transformation within complex, multi-stakeholder environments. Proven track record of managing full project lifecycles and experience working in transversal teams, ideally within financial services or capital markets.

Product Owner to lead delivery for Checkout Modal, a core donation experience. Translate strategic initiatives into product specifications, maintain a prioritized backlog, and ensure checkout stability and reliability.

Product Owner will translate strategic initiatives into product specifications, own the delivery lifecycle, and ensure product stability and scalability. Requires 5+ years of experience in Product Management/Ownership with B2B SaaS or enterprise products. Fluent English (C1) is required.

CloudOps Engineer will build and maintain cloud environments, develop CI/CD pipelines, and implement observability. Responsibilities include defining reliability standards, optimizing runtime performance, and collaborating with engineering, data, and security teams. Requires fluency in English and experience with cloud-native operations, automation, and distributed systems.

Designs end-to-end system flows for complex workflows, defines orchestration patterns for automation, and establishes standards for interactions. Collaborates with product, engineering, data, and security teams to ensure solutions are coherent, scalable, and operable.

Senior Analyst will orchestrate and enable the end-to-end capacity planning and management process across Product, Regional, and Capability teams. Responsibilities include managing the PMO, coordinating stakeholders, driving process discipline, and preparing analyses and presentations. Strong analytical, problem-solving, and communication skills are required.