Software Engineer, Platform - Join Our Innovative Team in Lisbon

Speechify is looking for a Software Engineer, Platform, to join the team in Lisbon. This position centers on building and refining the core platform that supports how users engage with Speechify’s products. The work directly shapes user experience and drives efficiency throughout the company. What you will do Develop and maintain essential platform features that enable Speechify’s products Collaborate with engineering, product, and design teams to deliver improvements Use modern technologies to create reliable, scalable solutions Share ideas and feedback to influence the platform’s direction Requirements Experience building software platforms or infrastructure Comfort working within collaborative and creative teams Interest in enhancing how people interact with technology Located in Lisbon, Portugal

Role Overview Lucidya is hiring a Software Engineer to join its remote team in Lisbon, Portugal. This role focuses on designing, building, and maintaining software that supports the company’s core business. What You Will Do Design and implement software solutions for new and existing products Maintain and improve code quality across projects Work closely with other engineers to solve technical challenges Contribute ideas and expertise to help shape project success Who We’re Looking For Engineers who enjoy collaborating with others People ready to tackle complex technical problems Individuals committed to delivering strong results Those interested in growing their skills while contributing to team goals This is a remote position based in Lisbon, Portugal.

Join sosafe as the Team Lead Engineer for our innovative Messaging Platform. In this pivotal role, you will lead a talented team of engineers, driving the development and enhancement of cutting-edge messaging solutions. Your expertise will shape the direction of our platform, ensuring exceptional user experiences and seamless communication.As a leader, you will inspire and mentor team members, fostering a collaborative environment that encourages creativity and technical excellence. You will have the opportunity to work on complex challenges, implement best practices, and utilize the latest technologies to optimize performance and scalability.

Role Overview Renesas Electronics Corporation is looking for a Senior Software Engineer in Lisbon to help build and refine platform solutions used across a range of applications. This role involves close collaboration with colleagues from different disciplines to design, develop, and improve software that supports client requirements and drives system efficiency.

About UsAt Riskified, we empower businesses to unlock their ecommerce potential by mitigating risks. Our platform is trusted by some of the world’s leading brands and publicly traded companies to safeguard against chargebacks, combat fraud, and enhance customer loyalty. Our AI-driven fraud and risk intelligence solutions analyze interactions in real-time, offering robust identity insights that help our partners succeed in the competitive online landscape. We proudly collaborate with renowned companies across various industries, including Acer, Gucci, Lorna Jane, GoPro, and many more.We cultivate a collaborative and dynamic work environment, where innovative ideas flourish and meaningful contributions are valued. Our commitment to teamwork and excellence drives us to make a lasting impact in the ecommerce space, making Riskified a workplace of choice.About the Role*** Please note that this position will be recruited, hired, and employed by a third party.We are in search of a skilled and passionate Senior Data Platform Engineer to enhance and maintain our core data platform products, ensuring optimal performance, scalability, and stability. As a data-driven organization, we are committed to managing an increasing influx of data daily.In this role, you will be a vital part of the Data Platform team, responsible for overseeing a large-scale production data platform that serves as the backbone of our products. You will develop self-service tools to enhance platform accessibility for users in our R&D and Analytics departments, and act as a knowledge hub, consulting and sharing your expertise with your colleagues.What You’ll Be DoingLead the development of AI-ready foundations for our data platform, focusing on data quality, contracts, observability, and self-service tools that empower machine learning and AI-driven initiatives.Manage, provision, and monitor various platform products.Enhance the application infrastructure tightly integrated with our Data Platform tools.Provide guidance to development teams and mentor fellow team members.Utilize your creativity to solve complex, high-scale data challenges.Research and evaluate new technologies, starting from POC to deployment.

Role Overview remotepeople is hiring an AI Engineer to help build and refine artificial intelligence solutions. This role involves designing, implementing, and improving AI models alongside a skilled team. The work directly supports real business needs and projects. What You Will Do Collaborate with colleagues to develop and optimize AI models Apply knowledge of machine learning, natural language processing, and data analytics Contribute to projects that use AI to address practical challenges Work Location Lisbon office Remote from anywhere in Europe Who We’re Looking For Experience with AI, machine learning, or related fields Interest in solving complex problems with technology Comfort working both independently and as part of a distributed team

We are in the process of translating our careers site into English. Meanwhile, we want to ensure visibility for this position.Join Us as a Senior OutSystems Developer in Lisbon!At Sanday, we craft innovative solutions for primary healthcare. The healthcare sector is intricate and continually advancing, and we thrive on challenges. Our mission is to empower pharmacies and general practitioners with groundbreaking software that enhances their daily operations.We don’t just follow trends; we create them. We strive to be the best in our field. If you resonate with this vision and are a driven, curious individual aiming for excellence, we encourage you to continue reading.Your RoleAs a Senior OutSystems Developer, you will be a key member of an international agile team dedicated to developing and maintaining advanced healthcare solutions for pharmacies and GPs in the Netherlands. You'll work from our Lisbon office, collaborating closely with colleagues based in both Lisbon and Utrecht.You will face intricate software challenges, contribute to high-impact projects, and help shape systems that significantly improve primary healthcare.We are looking for more than just a developer; we need a problem-solver, a motivator, and someone who is eager to learn.

inetum2 is seeking a dedicated Functional Tester to join our dynamic team in Lisbon. As a functional tester, you will play a crucial role in ensuring the quality and performance of our software applications. You will collaborate with developers and project stakeholders to implement testing strategies and validate software functionality.Your responsibilities will include creating and executing test cases, documenting test results, and identifying defects to improve our products. If you are passionate about quality assurance and eager to contribute to innovative projects, we would love to hear from you!

Join the dynamic Business Intelligence team at SIXT, where we design and maintain the cutting-edge SIXT Data Platform and its Data Catalogue, catering to thousands of users around the globe. Our flagship offering, the SIXT Data Shop, processes tens of millions of events daily, transforming them to address various consumer needs and delivering insights through a robust toolbox—from self-service batch processes to real-time ML model endpoints.Our current priorities include enhancing operational automation, broadening self-service data ingestion capabilities, optimizing ETL workflows, and enabling innovative applications for our clients. Our dedicated team of 20 Data Engineers and Business Intelligence Engineers embraces collaboration and is constantly on the lookout for the latest technological advancements. At SIXT, we celebrate success, agility, ownership, and cross-cultural collaboration. Join us and become a valued member of the SIXT family.YOUR ROLE AT SIXTBuild CRM Data Foundations: Create analytical infrastructure for our CRM initiatives and automate data pipelines to establish a premier customer intelligence environment.Drive Innovation: Investigate and apply the latest AWS and big data technologies to unveil hidden opportunities, enable new functionalities, and forge integrations for the SIXT Data Shop.Collaborate Cross-Functionally: Work alongside Data Engineers, BI Analysts, and Data Scientists to design optimal solutions for various analytical applications, including dashboarding, ad hoc analytics, data-as-a-product, and machine learning.Shape Platform Strategy: Contribute your expertise and innovative ideas to the vision and roadmap of the Data Platform.Ensure Data Integrity: Uphold exceptional work ethics and integrity while managing sensitive customer data, adhering to the highest standards of data protection.

Join inetum2 as a Big Data Engineer and be part of a forward-thinking company that is at the forefront of technological innovation. In this role, you will work with large datasets, developing cutting-edge solutions that drive data-driven decision-making and enhance business operations.

Join our dynamic team at inetum2 as a Software Test Engineer. In this role, you will play a crucial part in ensuring the quality and performance of our software products. You will collaborate with cross-functional teams to identify and resolve software issues, implement testing protocols, and contribute to the overall improvement of our development processes.

Join Cross Border Talents as a Team Lead in Lisbon, Portugal, working with one of the world’s leading quality assurance companies. This role is pivotal in overseeing localization and software testing projects in collaboration with a major technology provider.Your RoleAs a Team Lead, your responsibilities will include: Utilizing your linguistic and technical expertise to mentor your team and report directly to the Site Lead; Managing all team initiatives and projects, overseeing a team of 5-15 skilled professionals while providing continuous mentorship; Acting as a knowledge resource and technical mentor, managing team communications including reports and updates to stakeholders, as well as handling ad-hoc project management tasks.

SingleStore is seeking a Software Engineer (Graduate) to join its Lisbon office. This position centers on building real-time technology that helps businesses work more efficiently. The engineering team emphasizes teamwork, creativity, and hands-on ownership of projects from the initial idea through deployment. New graduates will collaborate closely with experienced engineers, receiving mentorship and opportunities for professional growth. Cross-functional work with product management, marketing, and sales is a regular part of the role. What you will do Design and improve product features using advanced technologies, including WASM Strengthen cluster fault tolerance for SingleStore deployments Boost SQL query performance with methods such as SIMD and LLVM code generation Create and refine search and costing modules for the query optimizer Contribute to both new and ongoing projects that ship with each release Write and test production software, gaining insight into the product and business operations Requirements Bachelor’s degree in Computer Science, Electrical Engineering, Computer Engineering, or a related discipline Strong grasp of computer science fundamentals, including operating systems, concurrency, multithreading, and server architectures Proficiency in C++ or C Solid understanding of algorithms and data structures Interest in building reliable, robust software Work environment Engineers at SingleStore work in small, collaborative teams and see their contributions go live with every release. The company values celebrating achievements together, both in the office and throughout Lisbon.

Your Opportunity AwaitsJoin Mollie, where our mission is to simplify payments and financial management for every business in Europe and the UK. Our App Core team is dedicated to empowering product teams to deliver customer-facing features more swiftly, across both web and mobile platforms, while ensuring an exceptional developer experience.We are on the hunt for an enthusiastic UI Engineer who is passionate about platform development: enhancing the methodologies for building, releasing, and maintaining features across diverse applications and teams. Instead of focusing solely on a single user-facing feature, you will establish the groundwork that allows teams to operate efficiently and confidently—streamlining release cycles, improving tooling, infrastructure, and localization workflows.Your contributions will be pivotal in shaping systems that lie at the core of our development process, influencing how engineers construct, test, release, and scale Mollie’s offerings. Your efforts will have a direct impact on hundreds of engineers and, by extension, on thousands of customers.Become a part of a team that is not only redefining the future of payments but also implementing improvements that enable Mollie teams to deliver superior software at an accelerated pace.Your ResponsibilitiesYou will collaborate with us to design and maintain platform solutions that empower product teams to launch customer-facing features across web and mobile, serving hundreds of thousands of users monthly. Our emphasis is on creating robust foundations that enhance the development, release, and operational processes at scale.Quality and well-designed experiences are paramount to us—not just for our customers, but especially for the engineers crafting Mollie’s products. This involves developing clean, well-documented APIs, reliable tooling, and efficient workflows that facilitate development, testing, localization, and releases.As a UI Engineer, you will act as a bridge between platform capabilities and the teams that depend on them, engaging across frontend, backend, and infrastructure as necessary.With numerous releases and deployments occurring continuously on both web and mobile platforms, maintaining code quality, scalability, and reliability is essential. Anticipating needs and architecting systems that support growth, rapid release cycles, and long-term maintainability will be integral to your role.In conjunction with our existing tooling, infrastructure, and release pipelines, we are perpetually enhancing how we modernize our platform, manage mobile releases, and facilitate localization and internationalization. We are eager to discuss more over coffee, but rest assured your skills will be put to the test—and your contribution will matter.

Join our client, a leading insurance company in Portugal, as a Senior Java Developer. We are seeking a technically proficient individual who can assume technical leadership and serve as a pivotal resource for the development team.Key Responsibilities: Provide guidance as a Technical Leader Assess project efforts and oversee adherence to delivery schedules Create comprehensive technical documentation Mentor and support junior developers Work collaboratively with the team based in Spain Design and implement Java solutions that interact with hardware devices

Atto Trading is an innovative quantitative trading firm leading the way in global high-frequency trading strategies. We are looking for a talented C++ Software Engineer to become a key member of our expanding team in Lisbon, Portugal. This position requires on-site presence.Our diverse international team consists of experts in trading, statistics, engineering, and technology, allowing us to create a collaborative environment where we transform ideas into profits swiftly. We pride ourselves on our integrity, creativity, and dedication while tackling some of the most challenging problems in the industry.Key Responsibilities:Architect and implement high-performance components for our trading infrastructure.Develop cutting-edge high-frequency trading (HFT) systems in C++ focusing on low latency and high reliability.Write modern, efficient code, utilizing the latest C++ standards.Interact directly with advanced networking hardware through kernel-bypassing drivers.Conduct performance research to enhance our platform's speed and scalability.

Join SIXT as we redefine the future of mobility through innovative technology. As a Software Engineering Manager, you will spearhead engineering initiatives for critical platforms that drive our global fleet operations and enhance revenue optimization. Your teams will develop systems for fleet planning, lifecycle management, operational decision-making, and logistics, enabling data-driven strategies across a vast network of vehicles worldwide.In collaboration with product managers, data scientists, analysts, and business stakeholders, you will help design and scale solutions that forecast demand, improve fleet utilization, and facilitate real-time operational decisions. As we modernize our core platforms, your contributions will directly impact operational efficiency, customer satisfaction, and overall business performance within our global mobility ecosystem.YOUR ROLE AT SIXTLead and cultivate high-performing engineering teams, promoting a culture of ownership, continuous improvement, and technical excellence, with a focus on adopting modern software development practices, particularly in AI and agentic engineering.Empower teams to create and deliver scalable, reliable systems while fostering modern engineering practices and robust architectural thinking.Serve as a mentor and coach, guiding autonomous teams in overcoming complex technical and organizational challenges.Collaborate closely with product leaders to shape product vision, translating business challenges into technical solutions that deliver measurable value to customers and the business.Drive execution and delivery of large-scale cross-functional initiatives involving engineering, data science, analytics, and business stakeholders.Balance speed and quality by managing trade-offs between rapid delivery, system scalability, and long-term technical sustainability.

Join Dashlane as a Staff Platform Engineer - Web and play a vital role in shaping our web platform. We are looking for a talented engineer who is passionate about building scalable and high-performance web applications while leveraging modern technologies. You will collaborate with cross-functional teams to design, develop, and maintain our platform, ensuring a seamless user experience.

Role Overview Trustly is looking for a Senior Software Engineer in Lisbon, Portugal. This role focuses on building and improving payment solutions that help make online transactions smoother and more secure. The team values collaboration and creative problem-solving while working to extend the platform’s features.

Join Our TeamAt Mollie, we believe businesses deserve a seamless financial experience. Since our inception in 2004, we have been dedicated to transforming payments and money management into a hassle-free process for every enterprise in Europe.With over 250,000 businesses relying on our comprehensive platform for payment processing, money management, and growth, we pride ourselves on being straightforward, scalable, and designed with real-world businesses in mind.As one of the fastest-growing fintech companies in Europe, with over 900 dedicated employees across more than 12 locations, our success is driven by our talented team. We prioritize speed, purpose-driven development, and a genuine commitment to our customers. Whether addressing challenges, creating market-leading products, or exploring the potential of AI to enhance productivity, you will have the autonomy to innovate and the trust to deliver impactful results.If you are eager to expand your horizons, shape the future of fintech, and be part of a high-achieving team, we welcome you to apply.Your Role and ImpactAs a Platform Engineer on the Release team, you will oversee the software delivery pipeline, directly influencing the way Mollie delivers products to our extensive client base. Our commitment to reliability is paramount, and you will be instrumental in ensuring that our software is deployed securely and dependably, with robust rollback mechanisms in case of any issues.You will lead efforts to elevate Mollie’s reliability standards to the highest levels for our critical services. Operating in a GitOps environment, you will take charge of our continuous delivery platform, tackle intricate infrastructure challenges, and spearhead initiatives to implement canary deployments and feature flags across all vital services by year-end.What You Will DeliverContinuous Delivery Excellence: Ensure the scalability, reliability, and availability of our CD platform and supporting infrastructure leveraging GitLab, Argo CD, and GitOps methodologies.Advanced Deployment Strategies: Design, implement, and refine deployment strategies, leading our ambitious timeline to roll out canary deployments and feature flags throughout the organization.Reliability & Uptime: Advocate for high operational standards, contributing directly to Mollie's strategic objectives of achieving 4 to 4.5 nines of uptime for our critical services.Monitoring & Troubleshooting: Implement effective monitoring and alerting protocols to identify issues proactively. Troubleshoot, investigate, and resolve complex system challenges to maintain optimal performance.