Senior Software Engineer - Transform the Banking Industry

Join Cross Border Talents as a Senior Software Engineer and be part of an exciting transformation in the banking sector for our client in Lisbon, Portugal.Are you an innovative and passionate Software Engineer eager to make a significant impact? This is your chance! Join our dynamic team and help shape the future of banking in Lisbon, Portugal! 🇵🇹In your r…

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.

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.

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 our innovative team as a Senior Software Engineer at Inetum in Lisbon. We are seeking a passionate individual who excels in software development and thrives in a collaborative environment. As a Senior Software Engineer, you will play a pivotal role in designing and implementing cutting-edge software solutions that meet our clients' needs.Ideal candidates will possess a strong background in software engineering, a knack for problem-solving, and the ability to mentor junior engineers. You will work closely with cross-functional teams to deliver high-quality products while ensuring best practices in software development.

Why Choose VerifoneWith over three decades of excellence, Verifone has carved a prominent niche in the electronic payment technology sector. Recognized as a leading brand in electronic payment solutions, we are one of the largest global providers of electronic payment systems.At Verifone, our vibrant and diverse work environment fosters a results-driven culture where employees are empowered to excel. Collaborating with top retailers, merchants, banks, and partners worldwide, we are committed to delivering innovative payment solutions. Our obsession with excellence and customer satisfaction drives our team to lead the industry through ingenuity and an ambitious mindset. Whether it’s advancing secure payment systems or exploring new market opportunities, every Verifone employee is dedicated to the success of our customers and partners. This passion for innovation fuels personal and professional growth.We embrace an in-office culture, recognizing the immense benefits of co-location for career advancement and business outcomes. Currently, we offer a hybrid work schedule, with continual evaluations of our attendance policy.

Tripadvisor’s Experiences Engineering team is looking for a Principal Software Engineer - Mobile to join the group in Lisbon. This position centers on leading mobile development for customer-facing solutions. The team operates remote-first, but candidates must be able to commute to the Lisbon office within roughly 1.5 hours for occasional meetings. Note: B2B contracts are not offered for this role. Role overview This is a senior technical leadership role focused on mobile app architecture and delivery. The Principal Software Engineer will guide the design and development of scalable mobile systems, ensuring strong performance, reliability, and offline functionality. Collaboration with other engineering teams is key to maintaining quality and consistency across platforms. What you will do Lead the design and architecture of complex mobile applications that power Tripadvisor’s customer-facing products. Run design reviews within the team and across the broader engineering organization, with an emphasis on mobile architecture and platform integration. Champion best practices in release management, app stability, observability, performance monitoring, and incident response to improve mobile operational maturity. Work closely with engineers to deliver reliable, high-quality mobile experiences for travelers and operators worldwide. Team context The Experiences Engineering team manages the platform, mobile apps, and supporting infrastructure across Europe. Their work helps operators grow their businesses, supports third-party integrations, and equips customer service teams to assist travelers globally.

Join a pioneering global technology leader that empowers enterprises to transform their operations for the digital era. With a legacy of four decades of innovation, our cutting-edge technology solutions span across Digital, IoT, Cloud, Automation, Cybersecurity, Analytics, Infrastructure Management, Engineering, and more. Recognized globally, we have been awarded as a Top Employer by Forbes and in 17 countries, underscoring our commitment to excellence.We are currently seeking a Senior Java Developer to contribute to an exciting project in collaboration with a renowned FinTech service provider. This position offers a hybrid work model based in Lisbon, Portugal.Your responsibilities will include: Developing high-quality Enterprise Applications on time and within budget; Assisting the Lead Engineer with low-level design tasks; Providing accurate estimates for assigned tasks; Writing and executing Unit and Integration test cases; Reporting on task status accurately; Conducting peer reviews and mentoring junior developers; Participating in organization-wide process improvements and knowledge sharing.

Join inetum2 as a Senior Cloud Engineer and be part of a dynamic team dedicated to transforming cloud solutions. We are looking for experienced professionals who can design, implement, and manage cloud infrastructure, ensuring optimal performance and security.

Join our dynamic team at tgs as a Junior Software Engineer where you will play a crucial role in ensuring the quality and execution of our innovative software products. As part of a global technology department, you'll collaborate with a talented and diverse group of professionals located in cities such as Barcelona, New York, London, Manchester, Bucharest, and India. If you're eager to be part of a rapidly growing company and make a meaningful impact, we would love to hear from you!About TransPerfect – TechOps:The TransPerfect TechOps team is integral to our success, having provided essential technology and services for over a decade. We are dedicated to simplifying workflows for our colleagues and delivering core services that empower our clients through the GlobalLink platform, offering scalable interfaces that make complex ecosystems accessible to all users.

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

At Thought Machine, we are on a transformative mission to liberate banks from the constraints of outdated technology. Our innovative core and payments technology operates natively in the cloud, laying the groundwork for modern banking solutions. Our ambitious vision demands exceptional talent collaborating to create groundbreaking technology.Having expanded rapidly in recent years, our team now comprises over 550 skilled professionals across our offices in London, New York, Singapore, Sydney, and our newly launched Engineering Hub in Lisbon. With over £500 million in funding, our esteemed investors include Molten Ventures, Eurazeo, Intesa Sanpaolo, Temasek, Nyca Partners, JPMorgan Chase Strategic Investments, and Standard Chartered Ventures.We pride ourselves on nurturing a culture that fosters excellence and enjoyment, with frequent accolades for our vibrant workplace environment. Recognized by Sifted magazine for having one of the highest Glassdoor ratings among UK fintech companies, we also offer one of the industry's most generous employee share packages. Our innovative spirit has earned us a spot on Global Finance Magazine's list of the world's most innovative fintechs and recognition from the Financial Times as one of Europe's fastest-growing companies for two consecutive years.As we continue to scale, our Software Engineering team plays a crucial role in our success. We strive for engineering excellence, embracing best practices and modern technologies to drive our mission forward.As a Senior Software Engineer, you will tackle complex challenges across the technology stack, developing high-quality, scalable, secure, and performant code that enhances user experience. You will take full ownership of requirements, translating them into engineering designs, task breakdowns, and implementations, while creating both backend services and engaging frontend experiences.Our diverse clientele ranges from major global financial institutions to regional banks, requiring our systems to be adaptable and customizable for varying user needs. As a bridge between back-end and front-end development, you will craft seamless experiences that captivate our clients.

Join our dynamic team at Renesas Electronics as a Senior Backend Software Engineer. In this critical role, you will leverage your expertise to develop and enhance cutting-edge backend solutions that power our innovative products. You will collaborate with cross-functional teams to design scalable systems, ensuring high performance and reliability.

Join the Tripadvisor Group, where we connect people with unforgettable experiences and strive to be the world's most trusted source for travel and adventure. Utilizing our vast portfolio of travel brands and advanced technology, we aim to engage a global audience and facilitate meaningful connections with our partners across diverse travel categories including accommodations, restaurants, and unique experiences. The Tripadvisor Experiences Engineering team, distributed across Europe, plays a pivotal role in managing Tripadvisor.com and our mobile applications, alongside the supporting infrastructure. We empower operators to grow their businesses while enabling third parties to leverage our comprehensive inventory. Our dedicated team provides essential tools that support our customer service representatives in delivering exceptional service to travelers and operators worldwide. We are in search of a Senior Software Engineer to become part of our dynamic team. This position is available to candidates who can commute (generally within a 2-hour radius) to one of our office hubs in Lisbon. We appreciate flexibility in work arrangements and value the importance of in-person interactions for collaboration and connection. Expect a remote-first work model complemented by periodic office gatherings for team planning and engagement. At Tripadvisor, our engineers thrive on tackling a diverse array of technical challenges. This backend-focused full-stack role primarily involves backend development, with opportunities to engage in frontend projects as well. While a willingness to learn is essential, expertise in frontend development is not required at the outset, as we offer on-the-job training. Our collaborative environment is designed for productivity, where engineers work closely with product managers and designers throughout the entire software development lifecycle—from design and coding to testing and deployment. Most engineers deploy code to production every few days within our daily release cycle. The technology stack at Tripadvisor includes Java, React, Typescript, GraphQL, Kubernetes, SQL, and NoSQL databases on AWS. While strong proficiency in Java is mandatory, familiarity with the entire stack is not a prerequisite; a passion for learning is what we value most. Why Work with Us? Competitive compensation packages, including base salary, annual bonuses, and more. “Work your way” approach offering flexibility to cater to your lifestyle and needs.

inetum2 is seeking a highly skilled Senior Infrastructure Engineer to join our dynamic team in Lisbon. In this role, you will be responsible for designing, implementing, and maintaining our infrastructure systems, ensuring optimal performance and security. You will collaborate with cross-functional teams to drive innovative solutions and enhance our technological capabilities.The ideal candidate will possess a strong background in infrastructure management, cloud technologies, and network security. If you are passionate about technology and thrive in a fast-paced environment, we would love to hear from you!

Join our dynamic team at inetum2 as a Java FullStack Developer. In this role, you will be responsible for developing and maintaining robust web applications using Java technologies. You’ll work collaboratively with cross-functional teams to deliver high-quality software solutions that meet client needs.

The Tripadvisor Group is dedicated to connecting people with experiences that are truly worth sharing. Our mission is to be the most trusted source for travel and experiences globally. By leveraging our esteemed brands, cutting-edge technology, and extensive capabilities, we connect a worldwide audience with partners through engaging content, expert travel advice, and two-sided marketplaces offering experiences, accommodations, restaurants, and more. The Tripadvisor Experiences Engineering team operates across Europe, overseeing Tripadvisor.com, the Tripadvisor mobile applications, and their supporting infrastructure. We manage the systems that empower operators to expand their businesses and enable third parties to access our extensive inventory. Additionally, we provide essential tools that equip our customer service teams to deliver world-class support to travelers and operators around the globe. We are on the lookout for a Software Engineer II to join our rapidly expanding team. This position is available for candidates residing within a commutable distance (typically up to 2 hours) from one of our office hubs in Lisbon, Saldanha. We embrace flexibility in work arrangements while also valuing the importance of in-person interactions for collaboration and connection. Expect a remote-first working model with occasional in-person gatherings at your closest office for team bonding, strategic planning, or other significant moments. At Tripadvisor, our engineers are adaptable and relish tackling diverse technical challenges. This is primarily a backend-focused full-stack role, where you'll predominantly work on backend tasks, with occasional frontend projects. While a strong desire to learn is essential, prior expertise in frontend development is not a prerequisite; we provide on-the-job training. Within our dynamic environment, our engineers collaborate closely with product managers and designers, engaging in the entire software development lifecycle—from design and coding to testing and deployment. Most of our engineers release code to production every few days, following a daily release cycle. Our tech stack includes Java, React, TypeScript, GraphQL, Kubernetes, SQL, and NoSQL databases, all hosted on AWS. While familiarity with every technology is not mandatory, a strong willingness to learn is crucial. You should have experience with a statically typed, object-oriented programming language such as Java, C#, or C++. Perks of Working at Tripadvisor Competitive compensation packages, including base salary and annual bonuses.

Join our global team at tgs as a Software Engineer, where you will play a crucial role in ensuring the quality, development, and implementation of our innovative software solutions.As a key member of our technology department, you will collaborate with a diverse group of talented professionals located in cities such as Barcelona, New York, London, Manchester, Bucharest, and India. If you are eager to join a fast-growing company and make a significant impact, we would love to hear from you!About TransPerfect – TechOps:The TechOps team at TransPerfect has been instrumental in our success over the past decade, providing technology and services that have streamlined processes for both clients and colleagues. From enhancing workflows to building the foundational services of our GlobalLink platform, we create scalable client interfaces that enable users to navigate complex ecosystems effortlessly.

Role overview Riskified seeks a Senior Backend Engineer in Lisbon to help build and maintain the backend systems that power its fraud prevention platform. The position centers on improving efficiency and reliability for clients around the globe. This work supports the technical foundation that enables Riskified’s services to scale and perform. What you will do Design, develop, and maintain backend systems for the core platform Collaborate with cross-functional teams to deliver technical solutions Tackle complex backend challenges to support platform growth and stability Contribute to the adoption and implementation of new technologies Impact Senior Backend Engineers at Riskified influence both product direction and client outcomes. The work directly supports Riskified’s ongoing efforts to lead in fraud prevention and deliver reliable results to customers.

Gapstars, a Netherlands-based leader in software development services, specializes in creating innovative remote teams in Sri Lanka and Portugal. With over 250 TechStars on board, we transform scalable software into high-performance products that are set to shape the future of technology. We partner with ambitious tech companies eager to dominate their markets.We are seeking a Medior Backend Software Developer to join PFM Intelligence, Europe’s foremost independent movement-data platform. PFM processes real-time footfall and occupancy data for over 7,800 locations in the Netherlands, Belgium, Germany, and the UK, and is evolving into a comprehensive Platform-as-a-Service (PaaS) provider. This role is pivotal to that transformation.In this position, you will focus on developing impactful backend integrations that link PFM’s core platforms and automate essential commercial processes. This hands-on role will allow you to take ownership of significant technical components and directly influence the scalability of our platform.You will collaborate closely with a senior engineer, a backend developer, a cloud migration expert, and an ERP application specialist in a fully remote, highly collaborative environment. Our engineers make technical decisions, and you will have the autonomy to design, build, and refine backend services that operate at scale in production.