Top Software Engineer Jobs in Portugal

The role involves building and shipping backend services, writing well-tested code, reviewing code, and collaborating with senior engineers while embracing AI tools.

The Senior Scala Developer will design and architect systems for optimized query performance, manage aggregates, and improve reliability in large-scale environments.

Build scalable solutions using .Net, craft user interfaces with React, and collaborate with team members. Troubleshoot software, implement testing, and contribute to Agile practices.

The Lead Golang Software Engineer develops server solutions, leads technical designs and code reviews, mentors colleagues, and ensures the quality of engineering practices in the Commercial Systems unit.

The Python Software Engineer will develop and maintain test automation tools for hardware certification and improve Linux testing methods.

You will build and maintain container images, automate CI/CD processes, engage with the community, and mentor junior team members in a collaborative environment.

Drive process improvement, coach colleagues, and manage features in a distributed system for cloud automation and software operations.

Lead Python Software Engineer responsible for developing solutions, collaborating on designs, mentoring team members, and enhancing engineering practices.

Develop and enhance dqlite, a distributed SQLite database, including debugging, implementing features, and engaging with the open source community.

Develop, test, deploy, and maintain applications and services for a global cloud CX platform. Participate in design, code reviews, CI pipelines, and team ceremonies. Diagnose and fix issues, improve performance, and maintain documentation while following development best practices.

Design, build, and maintain resilient, scalable backend services for Network API, xSIM Management and Recording Platforms. Implement features, maintain code quality and tests, improve observability, participate in code reviews, and own end-to-end delivery.

Join Primer's Growth team to build self-serve merchant onboarding features. Ship React frontend dashboard work, deploy to production, monitor impact, collaborate with Design, and contribute to Python backend code when needed.

Build and own merchant-facing frontend projects end-to-end. Lead frontend architecture, produce RFCs/ADRs, create composable performant accessible UI, monitor production impact, respond to incidents, and mentor engineers while ensuring high code quality and measurable outcomes.

Design, build and operate cloud-native full‑stack web applications for a healthcare SaaS. Integrate AI-native features using LLMs, retrieval, agents and workflows. Own reliability, security and DevOps practices; collaborate with product, UX and architects; stay close to clinical users to deliver outcome-driven features.

The Principal Software Engineer will own technical direction and execution for major products and systems. Responsibilities include designing scalable and reliable architectures, writing production code, leading architecture decisions, solving complex technical problems, improving engineering quality, driving initiatives from design through production, and mentoring engineers across teams. The role is remote and requires strong English communication in a distributed international environment.

Own technical direction and execution for major products and systems. Design scalable, reliable architectures across backend, frontend, APIs, databases, and infrastructure; write production code; lead architecture decisions; resolve complex technical and production issues; improve testing, security, observability, and development practices; and mentor engineers across teams.

Leads technical direction and execution for major products and systems. Designs scalable backend, frontend, API, database, and infrastructure solutions; writes production code; drives architecture decisions; resolves complex engineering problems; improves testing, security, observability, and development practices; and mentors engineers across teams.

The Staff Software Engineer will lead technical strategy and architecture for the Domains group, mentor engineers, and develop features for domains. Responsibilities include hands-on coding, guiding the team, and collaborating across departments.

Build and scale Base360.ai: design APIs, services, and cloud-native infrastructure; implement event-driven automations, AI-powered workflows, and integrations (Airbnb, Stripe, Twilio, OpenAI). Own projects end-to-end to automate operations, improve pricing and guest experiences, and enable global scaling.

Build and ship end-to-end features and agentic automations for North, Cohere's AI workspace for finance. Integrate financial data sources, enforce data isolation and RBAC, collaborate with Product/UX/ML/Sales, work with finance customers, ensure reliability/security/auditability, and iterate on platform capabilities using AI where appropriate.

Build and maintain North's Agents & Automations platform: design and ship frontend and backend features, execution engine, integrations, debugging, observability, evaluation, and feedback systems to enable reliable AI-powered workflows.

The role involves designing and implementing features, debugging, maintaining documentation, and collaborating with the community in the Mir graphics stack.

Owns end-to-end development and operation of backend services and real-time data pipelines for industrial IoT telemetry. Responsibilities include defining requirements and roadmaps, implementing APIs, forecasting and anomaly detection, production monitoring, alerting, testing, CI/CD, AI-assisted development, and mentoring engineers. The role translates business goals and technical uncertainty for stakeholders while maintaining reliable, high-quality software systems.

Develop and maintain full-stack .NET applications using C#, ASP.NET Core, and modern frontend frameworks. Design microservices, RESTful APIs, and gRPC services; work with Docker, Kubernetes, Azure, automated testing, and CI/CD. Collaborate with Product, QA, and DevOps teams while applying clean-code and Agile practices.

Develop and maintain .NET applications, design microservices architectures, build RESTful APIs and gRPC services, and integrate cloud solutions using Azure. Deploy containerized applications with Docker and Kubernetes, implement clean code, testing, and CI/CD practices, and collaborate with DevOps, QA, and Product teams on technical decisions and architecture.