Top Software Engineer Jobs in Portugal

As a Software Engineer on the data platform team, you'll automate data platform operations, write Python code, and collaborate on solutions within a distributed team.

Responsible for developing and maintaining backend services with a focus on REST APIs, collaborating with a team, and ensuring code quality.

The role involves delivering features across the CRM platform for distributors, using AI tools, handling fullstack development tasks, and collaborating closely with teams and customers.

Design and build scalable backend services for a SaaS e-invoicing product using Java and Spring Boot. Own APIs, microservices, cloud infrastructure (IaC), CI/CD, and production operations in an agile DevOps environment, collaborating with product and stakeholders to deliver features and improve quality.

Design, operate, and optimize a large-scale distributed architecture and microservices. Troubleshoot production issues and improve API gateways, ensuring system reliability and performance. Engage in CI/CD improvements and contribute to service decoupling.

Build and maintain CI/CD systems, developer productivity tools, cloud infrastructure, and release engineering workflows. Automate local development and manual processes, manage infrastructure access, troubleshoot performance and reliability issues, document resolutions, and keep development branches stable. The role also includes infrastructure work across AWS, GCP, and Azure, code reviews, reporting on CI/CD health, and collaboration with engineering teams.

Build and own core systems powering Reach’s AI agents, including architecture, data pipelines, agent orchestration, and AI-powered product features. Work across React and TypeScript frontend, Python backend, cloud infrastructure, and relational or in-memory datastores. Ship features end-to-end, collaborate directly with users, move quickly in an early-stage environment, and help define the company’s technical direction.

Design, build and improve backend services for Farfetch's e-commerce and marketplace platform. Apply performance, security, and architecture best practices, work in Agile/SCRUM, write tests, and operate with SQL and NoSQL databases, messaging and caching technologies.

Develop, test, integrate, and support robotic controls software for automated lift trucks in an embedded environment. Responsibilities include vehicle control communication, simulation, requirements development, software and electrical architecture, code and design reviews, supplier leadership, manufacturing support, and mentoring entry-level engineers. The role requires C/C++ development, robotics sensors and SLAM experience, embedded control systems, network communications, and MATLAB/Simulink/Stateflow expertise. Occasional travel may be required.

Join Dashlane as a Backend Software Engineer, focusing on feature development and improving customer experiences in a collaborative team environment using NodeJS and Typescript.

Build features, prototypes, and demos using modern AI coding tools and agents; iterate prototypes into reliable, scalable production; direct and evaluate AI coding agents; collaborate closely with founders and senior engineers; explore and improve AI development workflows to accelerate product delivery.

Build and architect Base360.ai: design and launch booking, pricing, payments, operations, and AI-powered automation. Integrate platforms (Airbnb, Stripe, Twilio, OpenAI), scale systems internationally, and embed AI workflows to automate operations and optimize revenue.

Design, develop, and maintain high-quality web applications using CodeIgniter and PHP. Collaborate with cross-functional teams to define and ship features, ensure application performance and quality, identify and fix bugs, and maintain code quality and automation.

Leads technical software development teams, mentors developers, and ensures engineering excellence across corporate applications. Oversees architecture, implementation, debugging, optimization, automation, and the full software development lifecycle. Drives AI tool adoption, process improvement, re-engineering, and root-cause resolution while collaborating with stakeholders to deliver scalable solutions. Requires strong Azure, C#, .NET, cloud architecture, DevOps, CI/CD, infrastructure, and software project delivery expertise.

Develop and maintain scalable backend and middleware services, design distributed systems, optimize low-latency performance, and build B2B integrations. Own features from design through deployment, monitor and debug production services, write automated tests, participate in code reviews, and collaborate within an agile engineering team. The role requires strong object-oriented programming, .NET/C# or similar experience, microservices knowledge, security and privacy awareness, and effective communication in English.

Develop, maintain, and improve backend payment platform features and integrations. Implement clients for payment providers, build hosted payment pages and APIs, write unit/integration tests, contribute to architecture, refactor internal frameworks, review code, deploy releases, and participate in second-level on-call rotation.

Design and maintain scalable backend services, APIs, and data capabilities for analytics, dashboards, visualizations, and AI-powered insights. Process and serve structured and unstructured data, integrate AI/ML outputs, optimize performance and reliability, and collaborate with frontend, data, DevOps, UX, and product teams. Contribute to architecture, testing, monitoring, observability, deployments, troubleshooting, and continuous engineering improvements.

Design and scale mission-critical market data services for stocks, options, crypto, and foreign exchange. Responsibilities include architecting backend systems and APIs, maintaining software quality and test coverage, participating in code reviews, and troubleshooting incidents and bugs. The role uses Go and Python with REST, gRPC, WebSockets, SSE, Docker, Kubernetes, Google Cloud, BigTable, Prometheus, Grafana, and ELK.

Build and maintain scalable full-stack credit card and payment products using .NET, C#, React, and JavaScript. Own the software development lifecycle from coding through production monitoring and continuous improvement. Develop responsive interfaces, write unit and integration tests, troubleshoot issues, collaborate with product and QA teams, and translate technical solutions into business outcomes.

Lead development of cross-platform Flutter applications for Windows, Android and iOS with focus on low-level implementations. Define architecture, maintain Windows installers and low-level libraries, implement device communication (BLE, NFC, cable), perform testing with client hardware, conduct code reviews, mentor team members, and collaborate with stakeholders to deliver robust solutions.

Design, build, and optimize backend services for data gathering, processing, and delivery. Define and maintain service contracts, ensure high test coverage, observability, and documentation. Make architectural decisions for distributed systems, collaborate with product teams, and maintain/ improve an existing Kotlin/Java codebase.

Lead backend development of Diabolocom's Voice Squad, building and optimizing core telephony services (call routing, media handling). Design and implement distributed systems, refactor for scalability and faster delivery, work across Java/Kotlin/Go, Spring Boot, PostgreSQL, RabbitMQ, Redis, Docker. Mentor teammates, own architectural decisions, improve existing codebase, and drive high-performance, reliable voice platform.

Build and maintain API integrations and the connectivity platform linking EV chargers, vehicles, and OEMs. Improve reliability, observability, and scalability; develop automations and internal tools for monitoring and triage; define SLAs and alerting; collaborate with product and engineering teams to balance stability and delivery.

Design and build durable, distributed data-streaming infrastructure that decouples process data from Camunda’s live execution engine. Develop customer-facing integrations such as Kafka connectivity, support analytics data consumption at scale, and make architecture decisions around consistency, durability, and storage. Participate in production support and on-call rotations while collaborating with Product, Data Layer, Distributed Systems, QA, SRE, and Support teams. Lead ambiguous, cross-functional engineering initiatives from design through delivery.

Build and maintain Camunda 8 backend data-layer services spanning relational databases and Elasticsearch/OpenSearch. Design scalable storage, query, retention, and streaming systems; improve performance, indexing, and production tooling. Lead engineering initiatives from solution design through delivery, collaborate across teams, provide L3 support, and participate in on-call rotations. Investigate production data issues and contribute to schema evolution, workflow automation, and CI improvements.