Senior Full-Stack Engineer (Python & React) - Join Our Innovative Team

Join Our Innovative AI-Native Team in Luxembourg! Are you passionate about coding faster, better, and differently with the power of AI? At SFEIR, we don't just adapt to technological disruptions; we master them. As an AI Native organization, AI is our co-pilot, pushing the boundaries of coding, documentation, and learning. Why Join Us?Ready to elevate your expertise without compromising on human values? At SFEIR, we believe excellence in technical skills and kindness go hand in hand. What You Will ExperienceJoin a community of experts where your career path is defined by your skills rather than your job title. We refer to this as a “Skill-Based Organization”, enabling you to design your career based on your aspirations, not a static hierarchy. Accelerated Progress Supported by the CollectiveFrom day one, you will benefit from an ecosystem designed for rapid growth:Rigorous Recruitment that positions you as a credible expert from your very first assignment.Ongoing Training: certifications, workshops, and sessions led by internal experts. Because continuous learning is our standard.An Active Community with weekly tech events, voluntary circles (Inclusivity, Green IT, Women Empowerment, etc.), and over 70 thematic groups to engage, test, and share.Tailored Career Paths: choose between pure expertise (Individual Contributor) or management (Engineering Manager). Every year, the Career Committee reviews your skills and collaboratively charts your future.Additional Roles: technical recruiter, trainer, speaker, mentor, open-source contributor, and more.A Pioneering Spirit: we constantly experiment, especially with AI. The SFEIR AI program allows you to...

Luxembourg | Human-sized Team | AI-Native Group Are you ready to leverage AI to make applications more reliable, faster, and scalable? At SFEIR, we don't just face technological disruptions; we master them. We are AI Native: AI is our co-pilot as we push the boundaries of infrastructure, automation, and learning. Why Join Us?Are you ready to elevate your expertise without compromising on humanity? At SFEIR, you won’t have to choose between technical excellence and kindness. Here, both go hand in hand. What You Will ExperienceYou will join a community of experts where your trajectory is defined not by positions, but by your skills. We call it a “Skill-Based Organization”. This changes everything: you shape your journey according to your aspirations, not a rigid organizational chart. Your Progress, Accelerated by the CollectiveFrom day one, you will benefit from an ecosystem designed to help you grow quickly:A demanding recruitment process that positions you as a credible expert from your first assignment.Continuous training: certifications, labs, sessions led by internal experts. Learning is part of our daily routine.An active community with tech events every week, voluntary circles (Inclusivity, Green IT, Women Empowerment, etc.), and over 70 thematic groups for networking, testing, and sharing.A tailor-made journey: pure expertise (Individual Contributor) or management (Engineering Manager), the choice is yours. Each year, the Career Committee reviews your skills and co-creates the next steps with you.Additional roles: technical recruiter, trainer, speaker, mentor, open-source contributor, etc.A pioneering spirit: we continuously experiment and innovate.

Luxembourg | Close-Knit Team | AI-Native Group Do you aspire to collaborate with AI to transform raw data into impactful decisions? At SFEIR, we don’t just adapt to technological disruptions; we master them. We are AI Native: AI serves as our co-pilot, pushing the boundaries of data, code, and learning. Why Join Us?Ready to elevate your expertise without sacrificing the human touch? At SFEIR, we believe that technical excellence and kindness go hand in hand. What You Will ExperienceYou will become part of a community of experts where your skills define your trajectory, not your job title. We call this a “Skill-Based Organization”. This approach empowers you to shape your career according to your aspirations rather than a rigid hierarchy. Your Growth, Accelerated by the CollectiveFrom day one, you will benefit from an ecosystem designed for rapid growth:A rigorous recruitment process that positions you as a credible expert from your first project.Ongoing training: certifications, labs, and sessions led by in-house experts, because learning is part of our daily routine.An active community with weekly tech events, volunteer circles (Inclusivity, Green IT, Women Empowerment, etc.), and over 70 thematic groups to exchange, test, and share.A tailored career path: whether you prefer pure expertise (Individual Contributor) or management (Engineering Manager), the choice is yours. Each year, the Career Committee reviews your skills and collaborates with you on your future.Additional roles: technical recruiter, trainer, speaker, mentor, open-source contributor, etc.A pioneering spirit: we continuously experiment, particularly with AI. The pro...

Join Our Innovative AI-Native Team in Luxembourg Are you passionate about coding faster, better, and differently with the help of AI? At SFEIR, we embrace technological disruptions and master them. We are AI Native: AI is our co-pilot, pushing the boundaries of coding, documentation, and learning. Why Join Us?Ready to elevate your expertise while keeping humanity at the forefront? At SFEIR, we believe in balancing technical excellence with a supportive environment. Here, both aspects thrive together. What You'll ExperienceJoin a community of experts where your skills define your path, not your title. We refer to this as a “Skill-Based Organization”. This approach allows you to shape your career according to your passions, not a rigid hierarchy. Accelerate Your Growth with Our Collective SupportFrom day one, you’ll benefit from a thoughtfully designed ecosystem to help you grow quickly:Rigorous Recruitment that positions you as a credible expert from your very first project.Continuous Training: certifications, workshops, and sessions led by internal experts. Learning is an integral part of our daily routine.An Active Community with weekly tech events, volunteer circles (Inclusivity, Green IT, Women Empowerment, etc.), and over 70 thematic groups to exchange, test, and share knowledge.Tailored Career Path: whether you prefer pure expertise (Individual Contributor) or management (Engineering Manager), the choice is yours. Each year, the Career Committee reviews your skills and collaborates with you on your future.Additional Roles: technical recruiter, trainer, speaker, mentor, open-source contributor, etc.Pioneering Spirit: we continuously experiment, particularly with AI. The SFEIR AI program allows you to...

Join ARHS Group, a proud member of Accenture, as a skilled Senior Fullstack Developer (Java & Angular) at our client’s site in Luxembourg.In this dynamic and hands-on position, you will collaborate in a team-oriented environment to design, develop, and refine complex software systems, while championing technical enhancements and innovation across diverse projects.YOUR RESPONSIBILITIES:• Create, develop, and uphold high-quality software using Java and Angular.• Enhance and optimize system architecture and internal tools to boost performance and scalability.• Work closely with interdisciplinary teams to deliver robust and efficient solutions.• Engage in code reviews and advocate for best practices in software development.• Lead process improvements and encourage innovation within development workflows.• Ensure all deliverables align with business and technical requirements, maintaining exceptional quality standards.Onsite Requirement: This position necessitates your physical presence at the client site to facilitate project delivery and solidify client relationships.We value in-person interactions to foster collaboration, learning, and relationship-building with clients, colleagues, and communities. As an employer, we strive to offer maximum flexibility to accommodate your unique work/life balance needs.

Are you a talented and innovative Senior Fullstack Developer with a passion for creating robust applications? At salonkee, we are looking for an experienced developer who thrives in a collaborative environment and is eager to tackle challenging projects using Node.js and Angular. Join us in our mission to enhance the salon experience for professionals and clients alike!

Join Our Innovative Team in Luxembourg | Human-Sized Team | AI-Native Group Are you eager to transform ideas into impactful products, leveraging AI for faster and more accurate outcomes? At SFEIR, we don't just adapt to technological disruptions; we master them. We are AI Native, using AI as our co-pilot to push the boundaries of product development, strategy, and learning. Why Join Us?Ready to elevate your expertise without compromising on human values? At SFEIR, we believe in merging technical excellence with compassion. Here, both aspects go hand in hand. What You Will ExperienceYou will be part of a community of experts where your skills define your career path, not your job title. We call this a “Skill-Based Organization”, allowing you to build your career based on your aspirations rather than a rigid hierarchy. Accelerated Growth Through CommunityFrom day one, you will benefit from an ecosystem designed to help you grow quickly:A rigorous recruitment process that establishes you as a credible expert from your first mission.Continuous training: certifications, labs, and sessions led by internal experts—learning is part of our daily routine.An active community with weekly tech events, voluntary groups (Inclusivity, Green IT, Women Empowerment, etc.), and over 70 thematic groups for sharing, testing, and collaboration.A tailored career path: whether you prefer pure expertise (Individual Contributor) or management (Engineering Manager), the choice is yours. Each year, the Career Committee reviews your skills and co-creates your future with you.Additional roles: technical recruiter, trainer, speaker, mentor, open source contributor, and more.A pioneering spirit: we continuously experiment and innovate.

Join Our AI-Native Team in Luxembourg Are you eager to code faster, better, and in a different way thanks to AI? At SFEIR, we don't just navigate technological disruptions; we harness them. We are AI Native: AI is our co-pilot as we push the boundaries of coding, documentation, and learning. Why Join Us?Ready to elevate your expertise without compromising on the human touch? At SFEIR, you don’t have to choose between technical excellence and empathy. Here, both go hand in hand. What You Will ExperienceYou will join a community of experts where your skills define your career path, not your title. We refer to this as a “Skill-Based Organization”. This approach allows you to shape your journey based on your aspirations, rather than a rigid organizational chart. Accelerated Growth Through CommunityFrom day one, you will benefit from an ecosystem designed for rapid personal growth:A rigorous recruitment process that positions you as a credible expert from your first assignment.Continuous training: certifications, labs, and sessions led by internal experts. Learning is woven into our daily routine.An active community with weekly tech events, volunteer circles (Inclusivity, Green IT, Women Empowerment, etc.), and over 70 thematic groups to exchange ideas, experiment, and share knowledge.A tailor-made career path: whether you prefer pure expertise (Individual Contributor) or management (Engineering Manager), the choice is yours. Each year, the Career Committee reviews your skills and co-develops your future with you.Additional roles: technical recruiter, trainer, speaker, mentor, open-source contributor, etc.A pioneering spirit: we continuously experiment, especially with AI. The SFEIR AI program allows you to...

Arηs Group, part of Accenture, is seeking a talented Senior Fullstack Java / Angular Developer to join our innovative teams located in Luxembourg.We provide a dynamic, multicultural, and stimulating environment, working on both fixed-price projects and managed services for clients in the Luxembourg financial and public sectors.By joining us, you will become part of expert teams where you can grow and thrive, regardless of your experience level. We are committed to supporting your professional development through continuous training in the latest technologies and methodologies available in the market.YOUR ROLE:• Analyze, design, and develop backend and frontend solutions.• Enhance existing tools and architectures by proposing innovative and efficient solutions.• Collaborate closely with team members to ensure high quality and client satisfaction.YOUR PROFILE:• Minimum Bachelor’s degree in Computer Science or equivalent.• At least 5 years of experience in a similar role.• Strong expertise in Java and Angular development.• Keen interest in emerging technologies and best development practices.• Proficiency in French (both spoken and written) and a good level of English.• Curious, creative, autonomous, and proactive.• Team player with a strong sense of responsibility.

everience seeks a Tech Lead with deep full-stack expertise in Java and Angular. Based in Luxembourg, this role guides a team of developers and helps set the direction for important software projects. Key responsibilities Lead and mentor a group of developers building full-stack applications Direct the team in developing and enhancing software solutions with Java and Angular Encourage strong code quality, sound architecture, and effective project workflows Collaborate with cross-functional teams to refine and advance the technology stack Foster a supportive, high-performing team environment Oversee project delivery to ensure timelines and quality standards are met Location This position is located in Luxembourg.

Backend Developer / Lead Technical ExpertJava or Scala – JVM EcosystemAre you passionate about designing robust, high-performance backend systems that have a meaningful impact? Join a dedicated technical team within one of our esteemed clients, where the quality of code, knowledge sharing, and continuous improvement are at the forefront of our practices. Desired MindsetBeyond your technical expertise, you stand out through your approach:Self-sufficient, demanding quality, and engaged in continuous enhancement,Attentive to others' skill development,Comfortable sharing knowledge and best practices,A driver of collective progress within a positive and constructive atmosphere.With a curious mindset, you seek to understand the business and the purpose behind your developments to propose coherent and relevant solutions. You are also motivated by integrating AI into coding, documentation, testing, or CI/CD pipelines to evolve software development practices.Assertive yet open to dialogue, you know how to advocate for your viewpoints while respecting diverse opinions, thus promoting informed technical decisions. Your RoleYou will be involved in the entire software lifecycle:analysis, design, development, testing, delivery, and continuous improvement, all within a caring, collaborative team spirit that respects collective well-being.#BackendDeveloper #LeadTech #Java #Scala #JVM #FunctionalProgramming #EventDriven #Kafka #APIRest #CleanCode #CICD #Observability #AI #TeamSpirit

About Satispay Satispay is working to make everyday transactions simple, fair, and accessible. The team focuses on building tools that help millions handle financial challenges together. The company values bold ideas, fast execution, and mutual trust, encouraging everyone to question norms and keep learning. Location Requirement This role requires relocation to the Luxembourg office. Role Overview: MiFID/MiCA Compliance Expert The MiFID/MiCA Compliance Expert acts as a key subject matter expert within Satispay's investment firm. The main focus is ensuring compliance with MiFID II, MiCA, and all relevant regulations across investment products and services. Main Responsibilities Compliance and Risk Management Framework Work with the Head of Compliance to build and maintain a Compliance Monitoring Programme that supports regulatory adherence. Conduct second-line defense controls, identify risks related to current and future investment products, and provide actionable recommendations. Monitor regulatory changes and translate them into practical business strategies. Help maintain a comprehensive policy framework. Support processes for future license extensions and contribute to shaping the regulatory roadmap as the business expands. Trusted Advisor – Work closely with Authorized Management and Product teams to provide guidance on business impacts and product development. Reporting – Help prepare regular compliance reports for Authorized Management and the Board of Directors. Ensure timely and accurate regulatory reporting, including the CSSF annual questionnaire on financial crime. Who Thrives Here This position suits someone ready to play a central role in regulatory compliance, who enjoys close collaboration with leadership and product teams, and is comfortable adapting to evolving requirements as Satispay grows.

Role Overview Veolia Environnement S.A. is seeking an Expert in Regulation (F/H/X) for the Bettembourg office. This position focuses on shaping and executing regulatory strategies that support the company’s goals in sustainable development and environmental management. What You Will Do Develop and implement regulatory strategies in line with Veolia’s commitment to environmental protection. Interpret and apply complex regulatory requirements to ensure ongoing compliance. Support initiatives that advance resource management and sustainable practices. About Veolia Environnement S.A. Veolia is dedicated to environmental stewardship and responsible resource management. The company’s mission centers on sustainability and compliance within a rapidly changing regulatory landscape.

Join our dynamic team as a Technology Expert – M365 at Arηs, a leading force in the European IT landscape, and help shape the future of modern workplace technology.Your Responsibilities:Facilitate the integration and adoption of M365-based modern workplace solutions.Architect, strategize, develop, and execute innovative solutions within the M365 ecosystem.Deliver hands-on support for Mobile Device Management (MDM) and Intune, alongside other M365 applications.Diagnose and resolve technical challenges effectively.Work closely with colleagues to analyze data, define and prioritize requirements, and assess potential solutions.Offer expert guidance and insights on technology trends, evaluation studies, architectural considerations, and M365 best practices.Ensure adherence to IT security protocols across the client's M365 environment.Adopt Agile methodologies in implementing, configuring, and maintaining the M365 infrastructure.Contribute to the design vision and related project documentation.

Join our dynamic team at sia as a Senior Data Engineer Consultant. In this role, you will leverage your extensive expertise in data engineering to provide innovative solutions that drive business success. Collaborate with cross-functional teams to design and implement robust data pipelines and architectures that support analytical needs.

Jobgether is looking for a Senior Data Engineer based in Luxembourg. This position centers on building and maintaining data pipelines and architecture to support analytics across the company. Role overview The Senior Data Engineer will design, develop, and maintain systems that move and organize data. Collaboration with data scientists, analysts, and other teams is a key part of the job, ensuring data is available and structured for business needs. What you will do Create and maintain data pipelines that power analytics and reporting Design architecture to support reliable and scalable data flows Work with stakeholders to make data accessible for decision-making Collaboration This role involves regular interaction with data scientists, analysts, and other groups to align data infrastructure with company goals.

Jobgether is looking for a Senior DevOps Software Engineer with deep experience in Azure to help shape and support cloud-based systems. This position is based in Luxembourg and focuses on building, maintaining, and optimizing infrastructure that supports both reliability and growth. Role overview This role centers on designing, implementing, and maintaining solutions in Microsoft Azure. Collaboration with cross-functional teams is key, as the work directly impacts the availability, scalability, and security of core applications. The position requires hands-on involvement with Azure DevOps tools to streamline workflows and drive operational improvements. What you will do Design and implement cloud infrastructure using Azure services Maintain and enhance development and deployment processes Work with multiple teams to ensure applications remain secure, scalable, and highly available Apply Azure DevOps tools to improve efficiency across operations Requirements Extensive experience with Azure and DevOps practices Proven ability to work in a fast-paced setting Strong background in cloud infrastructure design and maintenance Track record of collaborating across technical and non-technical teams

Role overview Cupid Media seeks a Senior Frontend Developer based in Luxembourg. This role focuses on building web applications that enhance the user experience across different platforms. Success in this team depends on strong technical skills, a keen eye for design, and a collaborative mindset. Main responsibilities Develop and maintain high-quality frontend components Collaborate with designers and backend developers to deliver effective solutions Evaluate and implement UI/UX designs for technical feasibility Optimize web applications for speed and scalability What Cupid Media looks for Proven technical skills in frontend development Strong attention to design and user experience Comfort working within a collaborative, fast-moving team

About the Role Aubay is seeking a Senior Windows System Engineer to join a skilled team in Luxembourg Ville. This position focuses on supporting and advancing critical Windows Server infrastructures for a major client. The work involves high-availability systems with strict security, performance, and compliance requirements. Technical Environment Windows Server platforms (from 2016 up to 2025) Environments with demanding service level agreements and compliance standards Collaborative technical teams working across multiple disciplines Production systems where rigor, autonomy, and technical expertise are essential Main Responsibilities Coordinate and participate in technical projects and smaller initiatives Drive improvements in system reliability and automation Resolve Level 3 support tickets and perform advanced troubleshooting Create and maintain documentation, and share knowledge with Level 2 support teams Work closely with specialists in Windows, VMware, security, and application domains Why Join This role offers the chance to work on systems that are essential to business operations. Senior engineers here directly influence the stability and future direction of key infrastructure.