Cyber Security Engineer jobs in Lisbon – Page 3 | RoboApply Jobs

Cyber Security Engineer jobs in Lisbon· Page 3

Results 41–60 of 333 for “Cyber Security Engineer” in Lisbon.

333 jobs found

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inetum2 logo
Full-time|On-site|Lisbon

Join our dynamic team at inetum2 as a Platform Engineer, where you'll play a vital role in the development and maintenance of innovative technology solutions. This position offers an exciting opportunity to work with cutting-edge tools and collaborate with talented professionals in a fast-paced environment.

Mar 10, 2025
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Altersolutions logo
Senior Data Engineer

Altersolutions

Full-time|On-site|Lisbon

Join Altersolutions as a Senior Data Engineer and play a pivotal role in shaping the future of data management. In this dynamic position, you will leverage your expertise to design, develop, and maintain robust data pipelines and architectures, ensuring seamless data flow and accessibility across various platforms. You will collaborate with cross-functional teams to transform data into actionable insights, driving decision-making processes and enhancing business outcomes.

Jun 3, 2025
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Indicium AI logo
AI Engineer

Indicium AI

Full-time|On-site|Lisbon

About Indicium AI Indicium AI is a premier consultancy trusted by leading global enterprises to implement AI technologies at scale. As a dedicated AI-native consultancy, we possess extensive experience across various sectors including Financial Services, Energy & Utilities, Healthcare & Life Sciences, Retail & CPG, and Manufacturing. From strategic planning to execution and business outcomes, we deliver AI solutions with unparalleled speed, clarity, and effectiveness.Our team comprises over 600 AI specialists serving more than 50 enterprise clients from five global locations. We collaborate closely with top-tier partners such as Anthropic, Databricks, AWS, OpenAI, and Microsoft to provide cutting-edge AI solutions that yield measurable results. Position Overview We are looking for a skilled AI Engineer to design, build, and deploy robust AI systems powered by large language models (LLMs). This role merges software engineering with AI application, emphasizing the development of reliable and scalable applications instead of model training or research.In this position, you will leverage advanced LLM technologies to create sophisticated AI systems that address complex real-world challenges through multi-agent orchestration, intelligent tool integration, and efficient production workflows. Your primary focus will be on developing the orchestration layer that ensures these systems are production-ready, addressing failure modes, optimizing collaboration between agents, and guaranteeing consistent, dependable outputs at scale. You will blend strong software engineering principles with a profound understanding of LLM capabilities, limitations, and best practices for constructing trustworthy non-deterministic systems.

Mar 17, 2026
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Inetum logo
Full-time|On-site|Lisbon

Join our dynamic team as a Storage and Backup Engineer at Inetum, where you will play a crucial role in managing storage and backup infrastructures for a diverse portfolio of clients, including mid-sized companies and large enterprises across both public and private sectors. You will work within a shared production and service center environment, engaging with both virtualized and physical setups, utilizing SAN/NAS storage solutions, and implementing backup strategies using Veeam technologies such as Veeam Backup & Replication and Veeam ONE. Your contributions will help maintain a strong ITIL-oriented framework, ensuring efficient handling of incidents, requests, and changes through effective monitoring tools and dashboards.Key Responsibilities:Administer, operate, and optimize storage and backup infrastructures in a 24/7 production context for multiple clients.Ensure the continuity and reliability of backup, restore, and storage services (SAN/NAS, disks, appliances, arrays).Participate in on-call rotations to maintain data availability, integrity, and SLA compliance regarding backup, restore, and disaster recovery.Manage and operate backup infrastructures, particularly those based on Veeam and other technologies.Oversee the administration and performance of storage infrastructures.Provide monitoring, incident resolution, and administrative-level support (L2/L3).Execute restore operations to guarantee business continuity.Fulfill on-call duties and conduct out-of-hours interventions as necessary.Engage in change management processes and upgrades.Drive optimization, capacity planning, and continuous improvement initiatives.Document processes and share knowledge with team members.

Mar 12, 2026
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inetum2 logo
Full-time|On-site|Lisbon

Join our innovative team at Inetum2 as an IA Data Engineer, where you will play a crucial role in shaping data-driven solutions. In this dynamic position, you will leverage your expertise in data engineering to design, develop, and optimize data pipelines that support artificial intelligence applications. Your contributions will enhance our data ecosystem, driving insights and efficiencies across the organization.

Sep 11, 2025
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1GLOBAL logo
Full-time|On-site|Lisbon, Lisbon, Portugal

About Us1GLOBAL is a leading technology-focused global mobile communications provider, offering cutting-edge connectivity solutions for both enterprises and consumers. Our advanced telecom platform is underpinned by our proprietary global mobile core network, state-of-the-art in-house developed eSIM technology, and a comprehensive portfolio of telecom licenses. Operating across 40 countries, 1GLOBAL is a fully regulated telecommunications provider.We cater to many of the world’s foremost banks, enterprises, and digital-first businesses, including neo-banks, global fast-moving consumer goods companies, travel giants, and payment service providers. Currently, we connect over 70 million people and devices worldwide, empowering our clients to launch, scale, and innovate confidently in the mobile ecosystem.1GLOBAL is a profitable and rapidly growing entity, with projected full-year revenues exceeding US$200 million and profits over US$25 million by 2025. Our strong cash flows support ongoing investments in infrastructure, platform innovation, and global expansion. Recent successes have marked a pivotal phase in our evolution into a global mobile connectivity powerhouse, designed to enable consumer brands to successfully deliver telecommunications services to their clientele.Founded in 2022 by visionary technology entrepreneurs Hakan Koç and Pyrros Koussios, 1GLOBAL has quickly established itself as a European technology leader shaping the future of global telecommunications. With headquarters in the Netherlands and world-class R&D centers in Lisbon, Berlin, and São Paulo, our team of nearly 500 experts across 15 countries is united by a single ambition: to redefine global mobile connectivity through innovation, scale, and operational excellence.About the TeamAs a member of the Network Engineering team within the Voice and Services functional area, you will play a vital role in proposing, analyzing, and defining the requirements for both new and existing voice services and systems. Your responsibilities will include preparing, designing, testing, and implementing new solutions or modifications to the existing service portfolio. You will also define and support the technology evolution roadmap for systems within your functional area.Additionally, you will collaborate with other functional areas on cross-functional projects.About the RoleWork alongside other Networks teams to define and manage projects for the delivery of voice services.

Feb 23, 2026
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airapps logo
Full-time|On-site|Lisbon

airapps is looking for a Mobile DevOps Engineer in Lisbon to strengthen its technology team. This position centers on managing and improving deployment workflows for mobile applications. Role overview The Mobile DevOps Engineer will oversee mobile app deployment pipelines, focusing on smooth integration and delivery. The role calls for attention to detail and a drive to streamline processes. Key responsibilities Manage and optimize deployment processes for mobile applications Implement automation to support continuous integration and delivery Work with cloud services to improve operational efficiency Requirements Experience with automation tools and cloud platforms Background in mobile application deployment and integration

Apr 29, 2026
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1GLOBAL logo
Full-time|$25K/yr - $200K/yr|On-site|Lisbon, Lisbon, Portugal

About Us1GLOBAL is a leading global mobile communications provider, leveraging advanced technology to deliver seamless connectivity solutions for both enterprises and consumers. Our state-of-the-art telecommunications platform includes an owned global mobile core network, proprietary eSIM technology, and a comprehensive suite of telecom licenses, enabling us to function as a fully regulated telecommunications provider across 40 countries.We cater to a diverse range of clients, including some of the world’s top banks, enterprises, and digital-first businesses such as neo-banks, major fast-moving consumer goods companies, travel industry leaders, and payment service providers. Currently, 1GLOBAL connects over 70 million people and devices globally, empowering our clients to launch, scale, and innovate confidently within the mobile ecosystem.1GLOBAL is a thriving and profitable entity, with projections for 2025 indicating full-year revenues surpassing US$200 million and profits exceeding US$25 million. Our robust cash flows support ongoing investments in infrastructure, platform enhancements, and global expansion. Recent years have been pivotal for our growth, marked by significant enterprise and mass-consumer client acquisitions, establishing us as a global leader in mobile connectivity.Founded in 2022 by seasoned technology entrepreneurs, Hakan Koç and Pyrros Koussios, 1GLOBAL has quickly become a prominent player in European technology, redefining the landscape of global telecommunications. As a fully regulated Mobile Virtual Network Operator (MVNO) in 12 countries and a regulated telecom operator in an additional 28 markets, our headquarters are in the Netherlands, complemented by world-class R&D centers in Lisbon, Berlin, and São Paulo. Our team of nearly 500 experts across 15 countries is driven by a common goal: to transform global mobile connectivity through technology, scalability, and excellence in execution.About the TeamWe are seeking a Staff Infrastructure Engineer to join our Technology Department, where you will lead the technical vision for our private cloud and bare-metal platforms. This senior-level role is perfect for an engineer who has successfully architected, built, and managed large-scale OpenStack and Ceph environments in production and is eager to establish the backbone of our global, carrier-grade infrastructure.The position is available for candidates located in Lisbon, Portugal.

May 4, 2026
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SingleStore logo
Internship|On-site|Lisbon, Portugal

SingleStore is offering a paid, 12-week Software Engineer Internship in Lisbon, Portugal for Summer 2026. This program places interns within the Engine group, where hands-on learning and mentorship from experienced engineers are central. The internship is designed to help students develop technical skills while contributing to meaningful projects. What you will do Join a small, collaborative engineering team focused on improving SingleStore’s database engine Work on projects that span the full product life cycle, from design and coding to testing and deployment Explore technologies such as large language models (LLM) and vector indexing Enhance the fault tolerance of SingleStore clusters Optimize SQL query performance using methods like SIMD and LLVM code generation Develop modules for query optimization, including search and costing components Write and test software, gaining exposure to both technical and business aspects Interns can expect support from engineers who value mentorship and professional growth. There are also opportunities to learn about other business areas, including product, marketing, and sales. Teamwork and celebrating shared successes are part of the culture, with group meals and outings in and around Lisbon. Requirements Currently enrolled in a Bachelor’s program in Computer Science, Computer Engineering, Electrical Engineering, or a related field Strong understanding of computer science fundamentals Proficiency in C++ or C Interest in building reliable software Solid grasp of algorithms and data structures Preferred experience Previous internship in software development

Apr 20, 2026
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Trinetix logo
Full-time|Hybrid|Lisbon, Lisbon, Portugal

Location: Remote or HybridTrinetix is on the forefront of innovation, seeking a talented AI-Native Engineer (Context Engineering & SDLC Intelligence) to join our team.We are developing an advanced AI-native ecosystem that will enhance our internal Software Development Life Cycle (SDLC) and deliver cutting-edge AI solutions for our clients. Our R&D division is focused on creating context-aware AI agents, intelligent engineering tools, and graph-based knowledge systems that seamlessly integrate into real-world development workflows.This project is set to revolutionize software planning, building, testing, and evolution, unlocking unprecedented capabilities for our teams and enhancing our clients’ engineering processes.

Nov 28, 2025
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Cross Border Talents logo
Lead Software Engineer

Cross Border Talents

Full-time|Hybrid|Lisbon, Lisbon, Portugal

Are you an accomplished software engineer with a fervor for innovation? Do you excel in collaborative settings, keen to leave your mark on the technology landscape? We invite you to become a part of our vibrant team as a Lead Software Engineer, where you will play a pivotal role in pushing the boundaries of technology!Your ResponsibilitiesDesign and implement state-of-the-art web applications using industry-leading web development practices.Engage in close collaboration with product owners, business analysts, and quality assurance teams to ensure seamless integration and delivery.Work alongside back-end developers to integrate user interface components with APIs and databases.Participate actively in agile ceremonies, fostering an environment of innovation and efficiency.Partner with product owners to create resilient, maintainable systems that meet business needs.

Apr 24, 2024
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inetum2 logo
Full-time|On-site|Lisbon

Join our dynamic team as a Senior Network Engineer at inetum2, where your expertise will play a crucial role in designing, implementing, and maintaining our network infrastructure. You will collaborate with cross-functional teams to ensure optimal performance, security, and scalability of our network services.

Sep 30, 2025
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NielsenIQ logo
Full-time|On-site|Lisbon, Porto

Join our dynamic team at NielsenIQ as a Senior Antibot Engineer, where you will be at the forefront of developing cutting-edge solutions to enhance our digital security measures. In this role, you will leverage your expertise to analyze and combat bot-related threats, ensuring the integrity of our platforms. Work collaboratively with cross-functional teams to design and implement robust anti-bot frameworks that protect our data and user experience.

Apr 13, 2026
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Renesa Electronics logo
Quality Assurance Engineer

Renesa Electronics

Full-time|On-site|Lisbon

Renesa Electronics is known for its focus on innovation and consistently high standards within the electronics industry. The team is dedicated to delivering reliable products to customers around the globe. Role overview This Quality Assurance Engineer role is based in Lisbon. The position centers on maintaining product quality at every stage of development. Success in this role requires strong attention to detail and a mindset geared toward ongoing improvement. Main responsibilities Implement testing protocols for both new and existing products Identify and report quality issues that arise during development Collaborate with engineering and production teams to address and resolve problems Recommend enhancements to processes and quality standards Location This position is based in Lisbon.

Apr 22, 2026
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Altersolutions logo
Full-time|On-site|Lisbon

Join Altersolutions as a Mid-Level Data Engineer, where you will play a pivotal role in shaping our data architecture and analytics strategy. We are looking for a talented individual who is passionate about data and has a drive to innovate. You will be responsible for designing, developing, and maintaining data pipelines, ensuring data quality, and collaborating with cross-functional teams to leverage data for business insights.

Jun 3, 2025
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Air Apps logo
Full-time|On-site|Lisbon

About Air AppsAt Air Apps, we embrace a vision of expansive thinking and agile execution. Founded by a family in 2018, our mission is to revolutionize planning with the world's first AI-powered Personal & Entrepreneurial Resource Planner (PRP). With our roots in Lisbon, Portugal, and additional offices in San Francisco, we have successfully maintained self-funding while achieving over 100 million downloads globally.Our commitment to long-term innovation drives us to continually challenge conventional wisdom, expanding the frontiers of AI-driven solutions that genuinely transform lives. Here, you will play a pivotal role in crafting products that empower individuals worldwide.Join us on our mission to redefine resource management and make a lasting impact.The RoleAs a Backend Software Engineer, you will take charge of designing, developing, and maintaining the server-side components of our applications. You will work collaboratively with product managers, frontend developers, and other cross-functional teams to deliver robust and scalable backend services that enable essential features and foster rapid growth.Please be aware that this posting is intended to expand our talent pool while we prepare to officially launch the job. We will reach out to you as soon as it becomes available.ResponsibilitiesAPI & Service Architecture - Design and implement RESTful or GraphQL APIs, microservices, and business logic utilizing Node.js and TypeScript.Database Design & Integration - Model and manage data queries using Supabase and PostgreSQL, including functions, row-level security, and real-time features.Cloud Infrastructure - Deploy and oversee services on Google Cloud Platform (GCP), particularly with Cloud Run, Cloud Functions, IAM, and Pub/Sub.Code Quality & Testing - Create clean, testable code utilizing unit, integration, and end-to-end testing frameworks (e.g., Jest). Participate in code reviews and uphold quality assurance practices.Security & Reliability - Develop secure-by-default solutions for authentication, authorization, and data protection, adhering to Clean Code and Clean Architecture principles.Monitoring & Operations - Establish logging, monitoring, and operational practices to ensure system reliability.

Feb 17, 2026
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Dashlane logo
Full-time|On-site|Lisbon, Portugal

About DashlaneDashlane is dedicated to providing essential credential security that empowers every business and employee to succeed. Trusted by millions of consumers and over 25,000 businesses globally—including prominent brands like Michelin, Air France, and Forrester—Dashlane is known for its innovative solutions, patented zero-knowledge security, and exceptional user experience. Established in Paris and with offices in New York and Lisbon, Dashlane is proud to have a diverse team of over 300 Dashlaners worldwide.We seek individuals who leverage AI tools to enhance efficiency, creativity, and impact in their roles. At Dashlane, we prioritize innovation and continuous learning, uphold excellence in all our endeavors, and foster a cohesive team environment. Discover more about life at Dashlane, including how we work, how we hire, and the benefits of being a Dashlaner.About the RoleJoin one of our talented product development teams focused on feature development, primarily aimed at driving the company’s business growth through projects like enhancing our pricing strategy, improving trial and payment experiences, and refining onboarding processes.

Feb 3, 2026
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Cross Border Talents logo
AI Prompt Engineer

Cross Border Talents

Full-time|On-site|Lisbon, Lisbon, Portugal

Are you ready to shape the future of artificial intelligence?We are in search of a highly skilled and enthusiastic AI Prompt Engineer to join our innovative team. This pivotal role demands a unique combination of technical expertise, analytical prowess, and meticulous attention to detail. The Prompt Engineer will focus on optimizing AI tools, troubleshooting technical challenges, conducting in-depth data analysis, and crafting effective prompts that significantly enhance operational productivity.Key ResponsibilitiesOptimization and Equipment MaintenanceContinuously monitor and maintain AI systems to ensure peak performance.Fine-tune and adjust equipment settings for optimal functionality.Technical Problem SolvingIdentify and rectify errors to elevate overall productivity.Utilize advanced problem-solving techniques to address technical hurdles.Data AnalysisConduct comprehensive data analysis to uncover patterns, trends, and areas for improvement.Communicate findings and recommendations to management for informed decision-making.Prompt Design and DevelopmentAssess organizational needs to create and implement impactful prompts.Leverage prompts to automate repetitive tasks, enhancing operational efficiency.

Jan 30, 2024
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Indicium AI logo
Full-time|On-site|Lisbon

About Indicium AI Indicium AI is a globally recognized consultancy specializing in artificial intelligence. We empower the world’s foremost enterprises to seamlessly integrate AI into their operations at scale. With a proven track record across diverse sectors including Financial Services, Energy & Utilities, Healthcare & Life Sciences, Retail & CPG, and Manufacturing, we provide unparalleled clarity, speed, and capability in unlocking AI-driven value. Supported by a team of over 600 AI specialists across five international offices, we collaborate with premier partners such as Anthropic, Databricks, AWS, OpenAI, and Microsoft to deliver impactful AI solutions swiftly and efficiently. About the Role We are seeking a Senior Data Engineer who will act as the technical lead during client projects, overseeing architectural decisions, managing the delivery of intricate data platforms, and establishing engineering standards throughout engagements. This position demands a blend of advanced engineering expertise and exceptional communication abilities to influence stakeholders, mentor team members, and uphold the highest standards of data platform delivery. Key Responsibilities Architecture & Technical Leadership Champion the comprehensive design and implementation of scalable, production-ready data architectures, including Data Warehouses, Data Lakes, and Lakehouses. Set forth data engineering standards, patterns, and guidelines for the team and client projects. Exercise complete technical independence—propose, challenge, and refine architectural solutions both with clients and internally. Advanced Pipeline Engineering Design, construct, and sustain mission-critical ELT pipelines. Enhance complex data workflows for optimal performance, cost-effectiveness, and long-term sustainability. Infrastructure & Platform Engineering Manage data infrastructure provisioning and lifecycle oversight using Infrastructure as Code (Terraform), ensuring scalability, security, and reliability at an enterprise level. Spearhead cloud architecture strategies across AWS and/or Azure, aligning platform decisions with client objectives and commercial considerations. Governance, Security & Reliability Develop and enforce data governance frameworks, including access policies, data quality standards, lineage, and observability, particularly in complex, regulated environments.

Mar 26, 2026
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Sensor Tower logo
Full-time|On-site|Lisbon

Important Notice: Fraudulent job postings can appear on various platforms. To ensure your application is considered, please apply exclusively through Sensor Tower's official website or authorized postings on sites like LinkedIn, Indeed, BuiltIn, or Hackajob. We will never request payment or financial information during the application process. All communications from Sensor Tower will come from email addresses ending with sensortower.com. Interviews will be conducted via phone or Zoom, and we will not transition conversations to any other email or text service. If you encounter any issues, feel free to reach out to us. Please include your resume with your application.To Recruitment Agencies: Sensor Tower does not accept unsolicited third-party resumes. Please refrain from sending resumes to our job aliases or to any Sensor Tower employees. We are not liable for any fees related to unsolicited applications.About the Role:Are you passionate about developing products that interact with extensive real-world data?At Sensor Tower, we handle vast amounts of data to deliver insights that thousands of clients rely on. We are seeking inquisitive and motivated early-career engineers eager to enhance their skills while collaborating on the creation of fast, reliable systems that simplify data accessibility and comprehension.You will work closely with seasoned engineers, contribute to significant features from the outset, and gain insights into the design, construction, and optimization of large-scale systems in a production environment.If you thrive on learning, solving challenges, and delivering software that users depend on, we would love to connect with you. We have a proven track record of nurturing talented juniors and this position provides a unique opportunity to work alongside senior leadership.Our Engineering PhilosophyWe adhere to the principle that 'Simplicity is crucial for reliability.' We seek engineers who share our core values:- Simplicity: We favor straightforward solutions and prefer utilizing existing tools over unnecessary complexities.- Quality: We produce code that is easy to read, understanding that code is written once but read multiple times. We prioritize quality and strive for excellence in our work.

Feb 12, 2026

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