7,591+ Python Backend Developer File Processing Jobs in Portugal — Top Companies Hiring June 2026

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AI & Data Science Engineering Expert (m/f/d) for Vantage Towers

Select how often (in days) to receive an alert: AI & Data Science Engineering Expert (m/f/d) for Vantage Towers Aggregate function: Technology Business Area: Vantage Towers Technology Posting Country: Portugal Full Time / Part Time: Full Time Contract Type: Perma ...

Junior Actuarial Analyst New Graduates

About UsWTW is a leading advisory, broking, and solutions company with a storied history dating back to 1828. From the Titanic in 1912 to supporting the Moon Buggy in 1971, we have a legacy of turning risk into growth opportunities. Our Lisbon Regional Delivery Hub is at the heart of this ...

Software Engineer (DevOps) Observability Platform

About Revolut People deserve more from their money. More visibility, more control, and more freedom. Since 2015, Revolut has been on a mission to deliver just that. Our powerhouse of products — including spending, saving, investing, exchanging, travelling, and more — help our 65+ million customer ...

Senior Platform Engineer AWS/Azure Remote

A leading technology company is hiring a DevOps Engineer in Portugal. This role requires a strong background in AWS or similar cloud environments, alongside expertise in Python and experience with CI/CD tools. The ideal candidate will collaborate with development teams, support software installations, and engage ...

Applied AI Engineer Remote First, Equity & Growth

Euphoric is seeking a Software Engineer to contribute to their AI-native benefits administration platform. This role offers a unique opportunity to work on cutting-edge technology in a fast-paced environment, allowing you to own your projects and make a real impact. The ideal candidate will have a stro ...

Senior ML Engineer — Production Scale MLOps (Remote)

Signify Technology is seeking a Senior ML Engineer to drive the productionisation and scaling of ML systems. This is a remote role, with an expected duration of 3-6 months, and an ASAP start date. The ideal candidate will have over 5 years of experience in ML Engineering or MLOps, along with strong cod ...

Lead GenAI Engineer: Architecting Autonomous Logistics

Trimble Inc. is seeking a Lead Generative AI Engineer based in Portugal to drive the technical direction of GenAI initiatives, establishing architectural patterns and leading a team in the development of innovative AI solutions. The ideal candidate will bring 8 to 15 years of robust engineering experience, be an ...

Senior Trading Software Engineer Portugal Remote

A leading technology firm is seeking a Trading Senior Software Engineer based in Portugal. The role requires at least 6 years of professional experience in software engineering with a focus on trading and energy pricing systems. Candidates should have strong knowledge of energy markets, proficient communication ...

Senior Kernel & Performance Architect, Core ML (Hybrid)

EPAM Systems is looking for a Solution Architect – Kernels and Performance in Lisbon, Portugal to drive low-level performance engineering for AI workloads. You will optimize model training and inference across TPU and GPU architectures. Ideal candidates will have 12+ years of software engineering exper ...

Remote First Staff Software Engineer – AI Driven Health Platform

Promptly Health is seeking a Staff Software Engineer to lead the technical direction of complex engineering initiatives in building healthcare data infrastructure. The role involves designing reliable systems and working hands-on in code, especially in challenging areas. Candidates should have over 8 years of ...

Senior Platform Engineer: Build Scalable Internal DevOps Tools

Feedzai, a leading RiskOps platform in Portugal, is seeking an experienced engineer to architect and maintain CI/CD solutions. You will play a crucial role in developing automation tools, mentoring fellow engineers, and leading incident investigations. The ideal candidate must have a Bachelor’s degree ...

Data Architect specialist

Asenium is looking for a Data Architect specialist to join our team. In this role you: This is a full‑time, hybrid Data Architect role located in Lisbon but with flexibility for some days of remote work. The Data Architect will collaborate with cross‑functional teams and clients to identify ...

Senior Data Scientist Remote & Flexible (Cybersecurity)

AgileEngine, LLC. in Coimbra is seeking a Senior Data Scientist to lead predictive modeling and analytics. The ideal candidate will have over 6 years of experience in data science, particularly within cybersecurity, and be proficient in Python, R, and SQL. Your main responsibilities will include develo ...

Remote DevSecOps Engineer CI/CD Security & Automation

AgileEngine, LLC. in Braga, Portugal is seeking a Middle Application Security Engineer to enhance CI/CD pipeline security for leading financial services. The ideal candidate will have 3-5 years of experience in software engineering and AppSec. This role includes writing Python scripts, managing vulnera ...

Senior ML Engineer Remote AI Prototyping & Personalization

TUI is looking for a Senior Machine Learning Engineer in Funchal, Portugal, to drive AI engineering across the organization. In this role, you will collaborate with App, Web, and CRM teams to enhance customer experiences through AI-driven insights. We're committed to a flexible work culture, promoting ...

Senior AppSec Engineer: AI Driven Secure SDLC & CI/CD

AgileEngine, LLC. is seeking a Senior Application Security Engineer to enhance security processes within the SDLC. You will work on automated security layers using Python and Java, ensuring that applications are secure from development to deployment. The ideal candidate has over 6 years in software eng ...

Senior Data Scientist: Cyber Risk Modeling, Remote

AgileEngine in Lisboa is seeking a Senior Data Scientist to develop predictive models and quantitative analytics supporting enterprise security. You will analyze large security datasets and build machine learning algorithms to enhance data-driven security governance. The ideal candidate has over 6 year ...

AI Solutions Engineer (French Speaker) – Lisbon Hybrid

Decskill is seeking an IA Solutions professional fluent in French for a hybrid project in Lisbon, Portugal. The ideal candidate will have a minimum of 6 years in software development, with proficiency in Node.js and/or Python, and hands-on experience with AI solutions. This role offers long-term projec ...

Staff Data Engineer — Remote, Scale Pipelines & Cost Insights

Opinov8 is looking for a Staff Data Engineer to act as a hands-on technical lead in Lisbon. You will design, build, and maintain scalable data pipelines while collaborating with diverse teams to enhance player experiences. The ideal candidate will have 6+ years in data engineering, expertise in Python, ...

Senior MLOps Engineer AI Pipelines for Scalable Impact

IDT Corporation in Lisbon is seeking a Senior MLOps Engineer to join their AI Lab team. You will develop a comprehensive MLOps strategy, implement scalable pipelines, and collaborate with cross-functional teams to drive business value and reduce fraud. Candidates should have over 5 years of experience in MLOps a ...

Senior Data Scientist Marketing Analytics & Causality

A leading technology consultancy in Porto is looking for a Senior Data Scientist to lead statistical modeling initiatives for marketing and product growth. The ideal candidate will possess expert proficiency in Python or R, advanced SQL skills, and experience across major cloud platforms. Responsibilities includ ...

Senior AI Engineer — Remote/Hybrid, Equity & Flex Hours

A healthcare technology company is looking for a Senior Software Engineer based in Porto, Portugal. The role involves implementing AI-driven solutions to optimize internal operations and requires strong proficiency in JavaScript and Python, along with experience in cloud services. Offering a salary range of €50, ...

AWS Data Engineering Lead — Remote Healthcare Data

Movilges is seeking a Data Engineering Lead (AWS) to join the team, working remotely. This role involves designing and managing cloud-native data systems, developing scalable architectures, and optimizing data platforms. We require a candidate with at least 10 years of experience in data engineering, s ...

Senior Data Scientist: AI & MLOps Leader

Celfocus is seeking a Senior Data Scientist in Lisbon, Portugal. This role involves designing and deploying AI and machine-learning models for business solutions. Candidates should have over 5 years in Data Science, strong expertise in Python, and a track record in MLOps. You will collaborate with cross-function ...

Principal Data Engineer, Pipelines & ML Platforms

Waters Corporation in Lisbon is seeking a Principal Data Engineer. This role involves designing and building scalable data pipelines that support analytics and machine learning. Candidates should have a Bachelor's degree in Computer Science or a related field and 8+ years of relevant experience. Key qu ...

Senior Azure DevOps Engineer | Cloud CI/CD & Kubernetes

Aubay Portugal is looking for an experienced DevOps Engineer with over 5 years of expertise in Azure and IaC tools like Terraform and Ansible. The ideal candidate should excel in Linux environments, have proficiency in scripting languages such as Python and GoLang, and practical experience with CI/CD methodologi ...

Remote SRE: Real Time Market Data & Reliability Lead

A leading company in the DeFi space is seeking a skilled engineer to own the reliability of its real-time market data infrastructure. This role involves developing systems for price feeds, automating workflows, and leading incident responses. Ideal candidates possess a strong programming background (Python prefe ...

DeFi Risk Architect – Quantitative Trading & Solvency

Mlabs is seeking a Quantitative Trading Analyst to architect and upgrade the risk management engine in Lisboa. This role is at the intersection of Traditional Finance derivatives and Decentralized Finance (DeFi). Duties include backtesting core protocol parameters and optimizing mathematical models. Th ...

Senior Data Scientist Strategic Modeling & Insights (Remote)

A technology firm is seeking a Senior Data Scientist to join their agile team in Portugal. This role involves developing statistical models, collaborating with marketing and product teams, and communicating insights clearly to non-technical audiences. The ideal candidate will have strong proficiency in Python or ...

Senior Data Platform Architect & Migration Lead

A global AI consultancy is seeking a Senior Data Migration Engineer to lead complex data platform deliveries and build scalable data architectures. You will utilize your expertise in Python, SQL, Terraform, and cloud technologies to deliver solutions that drive measurable impact for clients. The ideal candidate ...

Telecom AI Automation Architect & GenAI Lead

A telecommunications company based in Portugal is seeking an AI/ML Data Scientist to engineer, deploy, and optimize AI and GenAI capabilities for telecom automation. The role involves working across the full lifecycle of AI model development and integration into automation frameworks. Required skills include exp ...

Senior ML Engineer — Production Grade ML at Scale (Remote)

A leading digital company in Porto is seeking a Senior ML Engineer to enhance its innovative job ads platform. In this role, you will lead the development of scalable ML infrastructure while collaborating across teams. Ideal candidates will have at least 5 years of experience in ML Engineering, Python expertise, ...

Remote Cloud Image Automation Engineer

A leading open source software provider is seeking a Software Engineer in Porto to work on Linux and cloud infrastructure. This role involves building automated delivery pipelines, designing features for Ubuntu, and collaborating globally. Ideal candidates should be passionate about technology, have a Bachelor's ...

Senior DataOps Engineer – Remote (Portugal)

IRIUM Portugal is seeking a Senior Data Ops Engineer to join our remote team. This role focuses on designing and maintaining scalable DataOps pipelines while collaborating with various teams to ensure data quality and compliance. The ideal candidate has over 5 years of experience and expertise in cloud ...

Lead Infrastructure Engineer, Distributed Systems (Hybrid)

A global financial technology firm is seeking a Lead Infrastructure Engineer to manage its distributed systems ecosystem in Lisbon. This role requires at least 5 years of infrastructure experience, strong ownership of critical systems, and proficiency in Python along with familiarity with technologies like AWS a ...

Freelance Data Scientist & ML Engineer for GenAI

A recruitment agency is looking for a hands-on Freelance data professional based in Lisbon, Portugal. This role involves collaborating with data science teams and deploying solutions in a Databricks environment while focusing on production-ready solutions. Candidates should have over 3 years of experience in a t ...

Senior Software Engineer Real Time AI Retail Platform

A tech innovation firm in Lisbon seeks a Senior Software Engineer to design and maintain its real-time autonomous retail platform. This role requires expertise in distributed systems and Python, contributing to scalable microservices and event-driven architectures. The successful candidate will collaborate close ...

Senior ML Engineer: LLM Apps + Production Systems

Zendesk in Lisbon is looking for an experienced ML Engineer to build and ship LLM-powered applications. You will take ownership of metrics, design intelligent systems, and collaborate closely with stakeholders. The ideal candidate has 3+ years in Data Science, strong Python and SQL skills, and experience with da ...

Senior SRE – Banking Infra (Hybrid, 3 Days Remote)

ITDS is hiring a Senior Site Reliability Engineer to ensure the stability and resilience of banking infrastructure in Porto, with a hybrid work model (3 days home). This role involves providing operational support, troubleshooting IT infrastructure issues, and driving technical projects. Ideal candidates have a ...

Senior Data Scientist Strategic Modeling & Insights (Remote)

A technology firm is seeking a Senior Data Scientist to join their agile team in Portugal. This role involves developing statistical models, collaborating with marketing and product teams, and communicating insights clearly to non-technical audiences. The ideal candidate will have strong proficiency in Python or ...

Predictive Data Scientist: ML & LLMs for Banking

PT2 Misys Spain Sl - Sucursal Em Portugal is looking for an Applied Data Scientist to develop predictive machine learning models for core banking products. The role involves hands-on work with data and modeling, along with using LLMs to evaluate and prototype product ideas. We seek candidates with stro ...

Senior Full Stack Data Engineer, Fashion & Digital Analytics

A global data solutions provider is seeking a Senior Full-Stack Data Engineer in Porto. The role involves designing and deploying software and data pipelines, mentoring junior team members, and collaborating closely with other IT and data professionals. Candidates should have over 5 years of experience and exper ...

Pricing Data Scientist Global Revenue & Impact (Remote)

Holafly is seeking a Senior Data Scientist (Pricing) in Lisbon, Portugal. In this role, you will architect global revenue strategies and design pricing algorithms to optimize market competitiveness and profitability. You are expected to have over 5 years of relevant experience, expert-level skills in Python and ...

ML Engineer: RL & Bandits (Lisbon)

Workster Jobs in Lisbon is seeking a skilled ML Engineer specializing in Reinforcement Learning and Multi-Armed Bandit algorithms. In this hybrid role, you'll be responsible for developing and deploying advanced ML systems, collaborating with cross-functional teams, and contributing to impactful projects in a dy ...

Data Platform & AI Engineering Leader

Nordea Bank Norge ASA is looking for a Head of Data & Platform Engineering in Paço de Arcos, Portugal. In this strategic role, you will lead data platform and engineering efforts, ensuring the delivery of substantively impactful projects. The ideal candidate possesses expert-level experience in software and data ...

Senior Data Scientist: Cyber Risk Modeling, Remote

AgileEngine in Porto is seeking a Senior Data Scientist to develop predictive models and quantitative analytics for vulnerability prioritization in a large-scale enterprise security program. The ideal candidate will have over 6 years of data science experience, particularly in cybersecurity and advanced skill ...

Senior Full Stack Engineer AI Driven Platform Lead

Pairwise in Lisbon is seeking a Senior Full-Stack Engineer to contribute to an AI-driven platform. This full-time on-site role emphasizes clean architecture and creative problem-solving. Responsibilities include architecting the product from end to end, building AI workflows, and leading technical planning. Cand ...

Senior App Security Engineer — AI Driven SecOps

AgileEngine in Braga, Portugal is seeking a Senior Application Security Engineer to architect and build automated security layers within the software development lifecycle (SDLC). The candidate will work on deploying security tools and providing code-level guidance, requiring strong expertise in Python and Ja ...

Senior Machine Learning Lead End to End AI Solutions

Inetum is seeking a Senior Machine Learning Officer in Lisbon to develop and support ML and AI solutions. The role involves collaborating with data scientists, deploying solutions, and maintaining software. Candidates should have a master’s or engineer degree in a relevant field, strong programming skills in lan ...

Lisbon Based AI Research Engineer for Agents

Granter is seeking an AI Research Engineer to tackle technical challenges in AI development. The role involves a hands-on approach to creating experiments and moving prototypes to production while collaborating closely with engineering and product teams. Ideal candidates will have substantial experienc ...

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    Python Backend Developer File Processing Jobs in Portugal Job Search Guide, Trends and Insights