Senior Backend Software Engineer - Core Domain (Relocate to Milan)

Note: This position requires relocation to our Milan office.About SatispaySatispay aims to transform everyday payments by making them straightforward, equitable, and accessible to all. Our vision has expanded to redefine the future of financial transactions.We are a community empowering millions, united by a common mission to tackle significant challenges. Our approach is swift, bold, and collaborative, fostering an environment where innovation thrives and growth is continuous.As part of the Core Team, you'll engage with vital systems, overseeing interactions with banks, orchestrating payments, and offering the essential infrastructure for Identity and Access Management (IAM). The team also manages risk-related services, focusing on credit risk management and fraud detection.If you are eager to create something impactful that underpins all our product teams, you belong here.Your ResponsibilitiesIn your role as a Senior Backend Software Engineer within the Core Team, you will be pivotal in shaping the backbone of our payment platform. You will ensure the technical excellence and timely delivery of complex systems that influence various services and product teams across the organization.Your daily tasks will include:Core Platform Development: Contributing to the design and enhancement of critical systems like the Transaction Ledger, IAM, and Payment Orchestration, ensuring high performance, scalability, and functionality for seamless integration by product teams.Risk & Financial Services Optimization: Implementing and refining services for bank integrations, credit risk assessment, and real-time fraud detection, developing robust logic that safeguards our financial ecosystem.Technical Leadership: Leading technical analyses for cross-service projects, facilitating discussions, and producing comprehensive documentation (Smart Papers) to ensure clarity and robustness in your designs for stakeholders and engineering teams.

Note: This position requires relocation to our Milan office.About SatispaySatispay is on a transformative journey to simplify everyday payments, making them fair and accessible to everyone. Our mission is to redefine the future of money, empowering millions through collective action to address significant challenges. We're just getting started!As a member of our Core Team, you will engage with critical systems, managing external bank interactions, orchestrating payments, and establishing a robust infrastructure for Identity and Access Management (IAM). The team is also pivotal in risk management, focusing on credit risk and fraud detection.We operate with agility, bold thinking, and mutual trust, challenging conventions while learning and evolving. If you seek more than just a job—if you aspire to create meaningful impact with a talented team—you are in the right place.Your ResponsibilitiesIn your role as a Staff Software Engineer within the Core Team, you will play a critical part in shaping the foundation of our payment platform. You will work on mission-critical engines that power Satispay, ensuring reliability, consistency, and security for millions of users.Daily tasks will include:Define Technical Strategy: Establish the long-term technical vision for our critical domains and architect complex subsystems that serve as the foundation of the company, balancing cross-product requirements with the need for speed and reliability.Architect Core Financial Systems: Design and scale high-throughput engines responsible for the transaction ledger, payment orchestration, and external bank integrations, ensuring accurate and available

Important: This position requires relocation to our Milan office.About SatispayAt Satispay, we are on a mission to transform daily payments into a seamless, equitable, and user-friendly experience. Our vision extends beyond payments; we aim to redefine the future of finance. As a dynamic movement, we empower millions to confront significant challenges with a shared purpose. And this is just the beginning.We pride ourselves on our ability to adapt swiftly, think innovatively, and foster an environment of mutual trust where challenging the status quo is encouraged. If you are seeking more than just another job and aspire to create a meaningful impact alongside a talented team, you have found the right place.Your RoleAs a Staff Software Engineer in our Consumer Wealth team, you will play a pivotal role in defining how our users cultivate and manage their savings and investments. You will be the principal technical authority for the Consumer sector, spearheading initiatives that enable millions to enhance their financial wellness through our innovative savings products and investment solutions.Your daily responsibilities will include:Define Technical Strategy: Formulate the technical strategy for the Consumer Wealth domain. Architect intricate subsystems that support savings and investment features with cross-product considerations, leading impactful initiatives across multiple teams.Advance the Architecture: Design and implement scalable, high-quality systems that address complex financial engineering challenges, streamlining sophisticated back-end systems for wealth management.Technical Thought Leadership: Cultivate cross-organizational partnerships to align technical visions, advocate for our technical agenda both internally and externally, and remain at the forefront of technological advancements in FinTech and wealth management.Develop Talent: Nurture the next generation of technical leaders and promote a culture of excellence in engineering and continuous improvement.Generate Impact: Contribute significantly to users' wealth growth and financial aspirations through your work on the Consumer Wealth back-end infrastructure, directly aligning with Satispay's mission.Prepare for challenges, collaboration, and the autonomy to bring your ideas to fruition. Our tech stack includes a diverse array of technologies, fostering an environment of innovation and creativity.

Please note that this position requires relocation to our Milan office.About SatispaySatispay is dedicated to transforming the way everyday payments are made, striving to make transactions simple, equitable, and accessible for all. Our vision has evolved to redefine the future of finance.We are a community of innovators empowering millions, united by a common goal to address significant challenges. Our journey is just beginning. We are rapid in our actions, bold in our ideas, and foster a culture of mutual trust and continuous learning.If you seek more than just a job and wish to make a lasting impact alongside a talented team, you’ve come to the right place.Key ResponsibilitiesAs a Senior Backend Software Engineer within our Business Team, you will be instrumental in revolutionizing digital welfare payments - managing everything from employer benefits to intricate product solutions. You will enhance the complete experience for both employers and employees, ensuring sustained satisfaction. Your role will encompass technical leadership, quality assurance, and the delivery of complex systems that enable thousands of employers to effectively manage their corporate welfare solutions. Here’s what your typical day will include:Design Multi-Service Solutions: Undertake technical assessments for medium to large-scale projects impacting various services in the Employer domain. You will architect robust, highly-available solutions with a focus on scalability, security, and maintainability that are core to our welfare products.Maintain Technical Quality: Implement comprehensive testing strategies that balance automation and manual efforts, overseeing gradual rollouts with meticulous monitoring to ensure that welfare distributions remain accurate and dependable.Proactively Resolve Challenges: Anticipate and address technical obstacles, fostering knowledge sharing across the organization. You will navigate the unique complexities of B2B registration processes and high-volume benefit distributions while ensuring code quality through diligent reviews.Ownership and Execution: Take full ownership of your projects from inception to completion, delivering functionalities that genuinely cater to user requirements - from the moment an employer registers to the moment an employee utilizes their welfare benefits through seamless backend integration.

About FinaryAt Finary, we are redefining the investment landscape by empowering individual investors with a comprehensive platform for asset tracking, budget management, investment opportunities, and financial education.Since our inception in 2021, we have rapidly grown to serve over 600,000 users. In September 2025, we successfully raised €25M in a Series B funding round led by PayPal Ventures, with notable support from Y Combinator, Hedosophia, Speedinvest, and industry leaders from Qonto, Photoroom, Bitpanda, UBS, and Wise.We prioritize user experience, performance, and the development of products that significantly enhance financial well-being.TL;DRAs a Staff Software Engineer, you will design and develop high-performance backend services in Rust for our fintech platform, catering to over 600,000 users. You will collaborate with a talented team of 6 Rust engineers across various squads, focusing on investment products, cryptocurrency, or life insurance infrastructure.

Join Qonto, a leading financial services platform, as a Senior Product Manager in the Accounting Domain. In this pivotal role, you will lead the development of innovative accounting solutions that enhance the user experience and drive customer satisfaction.Your responsibilities will include collaborating with cross-functional teams, defining product strategies, and managing the product lifecycle from conception to launch. You will leverage your expertise in accounting software to create impactful features that meet the needs of our diverse clientele.

Join our innovative team at Scaleway as a Software Engineer focusing on Network Products Core. In this role, you will develop and enhance cutting-edge network solutions that empower our cloud infrastructure. You will collaborate with cross-functional teams to design, implement, and optimize network functionalities, ensuring high availability and performance.

Join our cutting-edge team at iliad-free as a Network Core Systems Engineer in Paris. We are looking for a talented and motivated individual to help us design, implement, and optimize our core network systems. As part of our dynamic Réseaux & Telecom department, you will play a crucial role in ensuring the reliability and performance of our network infrastructure.

AQEMIA develops new medicines for unmet medical needs, focusing on drug discovery through its proprietary QEMI platform. This platform blends physics-based modeling, statistical mechanics, and generative AI to create novel drug candidates from scratch. The team works on building entirely new molecular entities, advancing them through a pipeline of in-house projects and collaborations with leading pharmaceutical partners. Current preclinical programs are in in vivo optimization, targeting diseases without effective treatments. Over 65 professionals in Paris and London, chemists, physicists, machine learning experts, and software engineers, work together at AQEMIA. The company values collaboration and knowledge sharing, with teams tackling complex scientific problems from first principles and turning new ideas into potential therapies. Role overview The Staff Software Engineer joins the Compute team in Paris. The focus is on scaling and improving the systems that drive AQEMIA’s scientific platform. As research projects become more complex, this role ensures that compute infrastructure, workflows, and developer tools continue to support scientific progress effectively. The work directly shapes how advanced science moves from concept to production. What you will do Take responsibility for scaling and maintaining the compute systems behind AQEMIA’s scientific platform Develop and refine infrastructure, workflows, and tools to meet expanding research demands Collaborate with scientists and engineers to industrialize workflows and enhance reliability Enable researchers to run complex models and workflows efficiently Team and collaboration This position involves daily collaboration with a multidisciplinary team, including chemists, physicists, machine learning specialists, and software engineers. Sharing knowledge and solving problems together are central to how AQEMIA operates. Location This role is based in Paris.

About the Role Speechify is hiring an iOS Core Product Software Engineer in Paris, France. This role focuses on designing and building mobile applications that make text-to-speech technology more accessible and useful. The team values strong collaboration and aims to improve how people interact with information on their devices. What You Will Do Work closely with other engineers to develop features for Speechify’s iOS app Contribute to the design and architecture of new and existing mobile products Help refine the user experience for people who rely on text-to-speech technology Location This position is based in Paris, France.

Dashlane seeks a Staff Platform Engineer - Web to join the Paris team. This position focuses on building and maintaining the core web platform, with an emphasis on performance and user experience. Role overview The Staff Platform Engineer - Web will play a key part in shaping development processes and setting technical direction for web projects. The work centers on delivering secure, efficient solutions that support Dashlane’s standards for quality and reliability. What you will do Lead efforts to improve and maintain the web platform Guide development teams with technical expertise Focus on optimizing performance and user experience Who we’re looking for Experience building and maintaining web platforms Strong interest in technology and user-focused design Enjoys working collaboratively and sharing knowledge Brings innovative ideas to technical challenges

Join Dashlane as an Engineering Manager for Core Features in our Paris office. In this pivotal role, you will lead a team of talented engineers to enhance our flagship product, ensuring an exceptional user experience. You will be responsible for guiding your team through the development lifecycle, from planning to execution, while fostering a culture of innovation and collaboration.As part of a dynamic company that prioritizes security and user-friendly design, you will have the opportunity to influence product direction and work on impactful features that reach millions of users worldwide.

Alice & Bob is pioneering the development of the world's first universal, fault-tolerant quantum computer to tackle the most challenging problems that humanity faces.Our vision revolves around creating a revolutionary superconducting qubit known as the Schrödinger cat qubit, which stands out in the realm of superconducting platforms by its remarkable capacity to autonomously implement quantum error correction!As a leader in the quantum race, we are in direct competition with industry giants like Google and IBM, and our growth trajectory is accelerating, thanks to securing €100 million in funding in 2025 for advancing our groundbreaking technology.Currently, we boast a diverse team of over 100 professionals including physicists, PhD candidates, engineers, and seasoned business experts, all united in our ambitious mission to redefine the future of quantum computing.About the Team:The Framework Team serves as a vital resource, collaborating across the organization with researchers and technicians, and is fundamentally woven into our operational workflows. As a Senior Software Engineer within this team, you will be instrumental in designing, developing, and maintaining top-tier software solutions. Your contributions will enhance our core products and foster innovation as you help build our proprietary software that governs hardware and the experiments we conduct. You will also take on a technical leadership role, mentoring junior engineers and influencing architectural decisions.About the Role:You will lead the definition of our service and platform architecture designed to enable agility, evolution, and scalability of our quantum computing stack. Your primary objective is to create a cohesive, maintainable, and future-proof platform that underpins experimental workflows, automation, logical systems, and ultimately facilitates the delivery of a QPU-as-a-product for high-performance computing or cloud users.Your role will be pivotal in bridging scientific R&D, data engineering, and production-grade platform design, allowing researchers and physicists to iterate swiftly without sacrificing reliability.

About H:At H, we are at the forefront of advancing superintelligence through agentic AI. Our mission is to automate intricate, multi-step tasks that are traditionally handled by humans, enabling AI agents to unlock the full potential of human capabilities.We are on the lookout for the brightest minds in AI, those who are as committed to building responsibly and safely as they are to pioneering groundbreaking agentic functionalities. We foster a culture of openness, continuous learning, and collaboration, where every team member's contribution is valued.About the Team:The Product Engineering Team plays a critical role in the successful deployment and management of our Agents and Inference platforms, alongside auxiliary services that support our Research department and lay the groundwork for innovative agentic products and services that we offer to the market.Key Responsibilities:Lead the definition of technical architecture, design, and long-term engineering strategy.Design, develop, and maintain complex, high-performance, scalable systems.Mentor and guide engineers across various teams to foster a culture of technical excellence.Perform comprehensive code and design reviews to ensure adherence to quality and security best practices.Collaborate with Research, Engineering, and stakeholders to deliver impactful solutions.Drive enhancements in system reliability, scalability, and observability.Establish and uphold engineering standards, tooling, and processes.Advocate for technical innovation and proactively manage technical debt.

At Joko, we empower consumers to shop smarter. Our mission is to transform the shopping experience, enabling individuals to discover exactly what they need, make informed choices, and save money.Established in Paris, Joko is a certified B Corp tech company with a diverse team of over 90 talented individuals across Paris, Barcelona, New York, and beyond. More than 5 million users benefit from our services daily at over 10,000 merchants.From cashback and automatic coupons to price alerts and carbon tracking, we continuously enhance our offerings to make shopping more intelligent. Currently, we are developing an AI-driven shopping assistant to help users identify the best products based on price, quality, and sustainability.With profitability achieved in our core market, we are now focused on scaling our operations globally, particularly in the United States.Join us on this exciting journey and help shape the future of shopping! Our Engineering TeamOur Engineering team thrives on tackling advanced technical challenges with innovative solutions. Committed to product innovation and design, they are defining the future of the shopping experience. Their goal is to positively influence the daily lives of millions of users around the globe.Software Engineers collaborate closely with the Product team, engaging in exploration, design, roadmap prioritization, implementation, and production deployment. We’ve seen that teams with engineers who have diverse skills and foster close collaboration with product teams can deliver exceptional and innovative user experiences.As our Engineering team expands rapidly, we are dedicated to innovating across all areas of our product and tech stack, empowering a revolution in online shopping. Your ResponsibilitiesAs we scale to over half a million active daily users with zero-downtime expectations, you, as our Senior Staff Platform Engineer, will spearhead and shape our platform initiatives. You will be our pioneering senior engineer in this domain, consolidating current efforts across the team into a structured, reliable, and high-impact platform that accelerates safe shipping.Infrastructure: Enhance our production infrastructure to ensure it is scalable and resilient, focusing on runtime reliability, capacity, and failure management, allowing us to grow swiftly while maintaining stability.Monitoring & Alerting: Develop top-tier observability systems to ensure proactive monitoring and alerting, significantly enhancing our operational capabilities.

Join Mercier Consultancy as a Hebrew Travel Support Specialist in Sofia, Bulgaria, and enjoy a fully paid relocation package. This vibrant role allows you to thrive in a dynamic environment, assisting travelers in creating unforgettable experiences!In this pivotal position, you will deliver exceptional customer service to Hebrew-speaking clients, guiding them through their travel arrangements and addressing any concerns that may arise during their booking journey. Your contributions will be crucial in ensuring that each client receives personalized attention and outstanding service.Key ResponsibilitiesDeliver outstanding customer support to Hebrew-speaking travelers through various communication channels, including phone, email, and chat.Assist clients with booking modifications, cancellations, and other travel-related inquiries.Resolve customer concerns with professionalism and a compassionate approach.Document customer interactions and transactions accurately for record-keeping.Work collaboratively with internal teams to improve service quality and customer satisfaction.

At Joko, we empower consumers to shop smarter and save money. Our mission is to transform the shopping experience, enabling individuals to make informed decisions about their purchases.Founded in Paris, Joko is a tech-driven company and a certified B Corp, boasting over 90 talented employees across Paris, Barcelona, New York, and beyond. Over 5 million users benefit from our services, saving money daily at more than 10,000 merchants through our platform.We offer a range of features, from cashback and automatic coupons to price alerts and carbon tracking, continually enhancing our products to facilitate smarter shopping. Currently, we are developing an AI-powered shopping assistant to help users identify the best products based on price, quality, and impact.Having achieved profitability in our primary market, we are now expanding globally, with a keen focus on the US market.Join us at the forefront of the shopping revolution! Our Engineering TeamOur Engineering team thrives on tackling advanced technical challenges with innovative solutions. With a strong emphasis on product design and innovation, they are shaping the future of shopping. Their goal is to positively influence the everyday lives of millions of users worldwide.As a member of the Engineering team, Software Engineers collaborate closely with the Product team throughout the entire process—from exploration and design to implementation and deployment. At Joko, we understand that teams composed of engineers with diverse skill sets, working in tandem with product teams, can deliver a truly delightful and innovative user experience.The Engineering team is rapidly expanding to continuously innovate across all facets of our product and technology stack, driving the transformation of online shopping. Your RoleAs a Growth Software Engineer, you will play a crucial role in scaling Joko's user and business growth through your coding expertise. Collaborating closely with the Product team, you will iterate quickly on key growth drivers—such as acquisition, retention, and engagement—as we expand into international markets, beginning with the US.You will work at the intersection of product and engineering, propelling the business forward within a dedicated cross-functional task force that includes key members from Marketing, Data, Business, and Product.Growth Experimentation: You will design, build, and deploy experiments across the entire user journey—from onboarding to retention—to drive significant results in key growth metrics.

Join Scaleway as a Product Manager for our Network Core team, where you will play a pivotal role in shaping the future of our networking solutions. In this dynamic position, you will collaborate with cross-functional teams to define product strategies, gather requirements, and deliver innovative network products that exceed customer expectations.Your responsibilities will include conducting market research, analyzing user feedback, and prioritizing product features to enhance the Scaleway experience. You will be the key liaison between engineering, marketing, and sales teams to ensure a seamless product lifecycle.

Join Veepee as an Android Developer in our Core Team, where you'll work within a dynamic and agile group of 8-10 engineers. Your role will involve enhancing the quality of our Android application, developing tools for fellow developers, and focusing on security, performance, and stability. You'll also have the opportunity to engage with the Android community and contribute to innovative solutions that elevate our platform.

At Joko, we empower consumers to shop smarter, revolutionizing the shopping experience by enabling informed decisions and significant savings.Originating from Paris, Joko is a pioneering tech company and a certified B Corp with a diverse team of over 90 skilled professionals located across Paris, Barcelona, New York, and beyond. With over 5 million users benefiting from our services at more than 10,000 merchants, we are committed to enhancing the shopping experience.Our innovative offerings include cashback, automatic coupons, price tracking, and carbon footprint monitoring. Currently, we are developing an AI-driven shopping assistant to guide users toward optimal product choices based on price, quality, and environmental impact.Having achieved profitability in our primary market, we are poised for global expansion with a strong emphasis on the US market.Join us on this exciting journey to shape the future of shopping!This position is remote-friendly for candidates in France and Spain. Our Engineering TeamsAs a Software Engineer at Joko, you will engage with a variety of cutting-edge technical challenges and impactful projects. Depending on your skills and interests, your contributions could span key areas such as:Tech: Work alongside the Product team to innovate Joko's user-facing products, taking full ownership from ideation through to deployment. You'll tackle complex engineering challenges, such as developing AI-powered shopping assistants or creating scalable algorithms to analyze extensive data from e-commerce platforms worldwide.Operations: Collaborate with all teams at Joko by designing and implementing software solutions that enhance operational efficiency at scale. Projects may include building customer support systems, improving fraud detection, or developing AI tools to streamline team operations. Your ResponsibilitiesAt Joko, we value ownership and adaptability. You will take full responsibility for your projects, guiding them from initial concept to live deployment, ensuring excellence and innovation throughout. We seek versatile engineers equipped with a broad range of technical skills to tackle complex, cross-domain challenges. Your key responsibilities will include: