Top Software Engineer Jobs in Portugal

Design, implement, and manage LiveKit's infrastructure, focusing on performance, reliability, and automation while ensuring effective incident management and coordination with vendors.

The role involves designing and evolving core systems at LiveKit, implementing resilient architectures, and building tools to enhance system reliability and developer speed. Strong distributed systems experience and programming skills are essential.

Design, implement, and operate low-latency, highly available distributed control, data, and observability systems. Build region-spanning architectures, libraries, protocols, and tooling; diagnose and harden critical paths using metrics, tracing, testing, and real traffic; and shape platform capabilities around identity, scheduling, observability, and distributed state management.

Develop and maintain automated unit, integration, and stress tests for frontend and backend systems. Build internal testing tools, perform white-box testing and code reviews, investigate failures using logs and stack traces, support test environments, collaborate in Scrum ceremonies, and help improve CI/CD pipelines and scalable test suites.

The Junior Software Engineer will develop and enhance Critical Manufacturing's Manufacturing Execution System (MES), collaborating with teams to deliver effective software solutions in a fast-paced environment.

As a Senior Software Engineer, you will develop and manage a MongoDB solution on various platforms, ensuring reliability and security while contributing to a small team focused on impactful projects.

The Senior Software Engineer will build integrations with external APIs, optimize code performance, and maintain testing protocols. A focus on backend development is essential.

Join a remote EU-based talent pipeline as a senior C++ engineer working on a custom engine or UE5. Maintain and develop game features and tools, collaborate across disciplines, and debug, profile, and optimize code for Windows PC strategy games.

The Senior Software Engineer helps engineering teams adopt Sovos’s Core Platform and AI Platform capabilities. Responsibilities include contributing code across diverse codebases, using AI-assisted development, authoring reusable engineering guidance, mentoring teams, creating test plans, supporting deployments, and addressing quality, security, architectural, and technical challenges. The role collaborates with technical and non-technical stakeholders to accelerate reliable platform integration and improve engineering practices.

Design, build, and operate scalable Core Platform and AI Platform services used by engineering teams across Sovos. Develop APIs, SDKs, identity services, administrative experiences, design system components, AI infrastructure, and shared platform capabilities. Own testing, deployment, observability, security reviews, reliability, incident response, and on-call responsibilities. Partner with platform adoption teams and consuming engineers to improve integration, documentation, developer experience, and platform adoption.

Build and improve Restream’s web interfaces and user-facing features for the AI Clips team. Design UI and business logic, collaborate with product designers, participate in code reviews, improve system reliability, and evaluate emerging technologies. The role requires strong JavaScript and TypeScript expertise, advanced React knowledge, CSS preprocessor experience, and familiarity with backend development, cloud infrastructure, containers, and continuous deployment.

Lead design and ownership of shared libraries, Spring Boot starters, and agentic frameworks. Set standards for agent orchestration, evaluations, and guardrails. Mentor teams on Python-based agents (LangChain/LangGraph), drive adoption, prototype research directions, and improve developer experience across Kotlin backend and client libraries.

Develop and maintain Angular applications using TypeScript, HTML5, and CSS3. Collaborate on design, optimize performance, and ensure cross-browser compatibility.

Develop, test, and deploy PL/SQL components, design and optimize database schemas, analyze SQL performance, and support production environments.

Develop and maintain Android applications using Java and Kotlin, design user interfaces, integrate APIs, optimize performance, and collaborate with teams.

Develop, test, and deploy PL/SQL stored procedures, design database schemas, optimize SQL queries, maintain documentation, and support production environments.

Develop and maintain Android applications, design user interfaces, integrate APIs, debug and optimize applications, and collaborate with team members.

Develop and maintain Angular applications, implement component-based architecture, integrate APIs, conduct code reviews, and optimize performance while collaborating in an agile environment.

Design and develop user interfaces for web and mobile applications, ensuring performance and scalability while collaborating with various teams and promoting best practices.

The role involves developing and maintaining iOS applications, designing user interfaces, integrating APIs, writing unit tests, and optimizing performance, while collaborating with various team members.

Design and maintain user interfaces for web and mobile, develop features, integrate systems via RESTful services, and apply software best practices.

Design and develop backend services and RESTful APIs in Python, optimize databases, and implement testing strategies while collaborating with stakeholders.

Design and develop backend services and APIs using Python. Collaborate with product managers, conduct code reviews, and optimize system performance. Participate in the full software development lifecycle, implementing testing strategies.

Develop and maintain iOS applications using Swift, implementing UI designs, integrating APIs, writing tests, and optimizing performance.

Design, develop, and maintain scalable cloud-based software using C#/.NET and Azure. Build APIs, backend services, database integrations, and messaging solutions while contributing to cloud migration, architecture, testing, automation, DevOps, and continuous delivery. Analyze requirements, shape technical solutions, collaborate with architects and product stakeholders, and mentor junior engineers within an Agile team.