Senior Data Engineer

jobgether is seeking a Senior Full-Stack Engineer with strong experience in Python and React. This position is based in Luxembourg and centers on building and maintaining web applications that directly impact user experience and support business growth. Role overview This role involves hands-on development using Python and React. Collaboration with cross-functional teams is a key part of the work, aiming to deliver features and improvements that keep the platform effective and user-friendly. What you will do Develop and maintain web applications with a focus on quality and performance Work closely with colleagues across different teams to deliver new features and solutions Contribute to enhancing the overall user experience Requirements Experience with both Python and React in a full-stack engineering role Ability to work collaboratively within a team Interest in building solutions that support business goals

Join Devoteam as a Senior Java Full Stack Developer and play a pivotal role in delivering innovative web solutions. You will work in a dynamic environment, leveraging your expertise in Java, front-end technologies, and database systems to create scalable applications. Collaborate with cross-functional teams to enhance user experience and drive project success.

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...

Soprasteria is looking for a Full Stack Developer to join the team in Leudelange. This position involves working on both front-end and back-end components of applications, with a focus on creating smooth user experiences and improving system performance. Role overview This role centers on developing and maintaining software that meets high standards for usability and reliability. The Full Stack Developer will take part in projects that influence how technology is used in various domains. What you will do Build and enhance both client-side and server-side features of applications Work to optimize application performance and ensure scalability Contribute to delivering stable and effective software solutions Requirements Experience working with both front-end and back-end technologies Ability to deliver reliable and efficient code Strong problem-solving skills and a collaborative approach

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.

Are you passionate about audio-visual design and eager to contribute to cutting-edge projects? At dreessommerse, we are looking for a talented AV Designer (f/m/d) to join our dynamic team. In this role, you will work on innovative design solutions that not only meet client needs but also push the boundaries of creativity.As an AV Designer, you will be responsible for creating engaging audio-visual experiences, collaborating closely with project teams, and ensuring that all designs align with our high standards of quality and innovation.

About Tester Work Tester Work connects freelancers with project-based QA opportunities. Testers help improve applications and websites while building hands-on experience. Role Overview This remote QA Tester role is open to candidates based in Luxembourg. Join a global network of testers and contribute to a range of projects, each with its own set of tasks and workflows. What You Will Do Test Case Executions: Follow detailed instructions to carry out specific test flows, then compare results to expected outcomes. Functional Exploratory Testing: Use your QA skills to investigate how applications or websites function and identify issues. Usability Test Cycles: Take part in surveys and interviews, sharing your feedback and preferences to help shape client products. Compensation and Payment Payments are issued within two weeks after each project finishes. Choose from PayPal, Wise, or Upwork for payout. Why Join Flexible, project-based work that fits your schedule Opportunities to learn and grow your QA skills Work remotely as part of an international tester community

Role overview arhs is looking for an IT Recruiter to support team growth in Luxembourg. This role centers on matching skilled technology professionals with positions that fit their experience and career goals. The recruiter will play a key part in shaping the team and contributing to the company’s expansion. What you will do Collaborate with hiring managers to identify both immediate and future staffing requirements Find qualified candidates by using a variety of sourcing methods Support candidates throughout the recruitment process, from initial contact through to offer acceptance About arhs arhs brings together teams to move technology projects forward. The company is dedicated to finding and supporting talented professionals in the tech sector.

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 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

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.

Embark on a Journey to the Moon with UsAt ispace EU, we are thrilled to be the pioneering European entity legally empowered to commercialize lunar resources, heralding a groundbreaking chapter in space exploration. Situated in Luxembourg, we are at the forefront of designing advanced lunar rovers and assembling a team of visionary thinkers eager to leave a mark on history. If you are driven by innovation and aspire for your work to create a tangible impact, we invite you to connect with us.ROLE TITLE: Senior Business Development SpecialistLOCATION: Luxembourg POSITION OVERVIEWAs a Senior Business Development Specialist, you will be instrumental in accelerating our growth across Europe, the Middle East, and Africa. Your responsibilities will include identifying and securing new business opportunities, fostering robust customer relationships, and driving revenue for ispace’s portfolio of lunar services and products. This position merges strategic insight, negotiation skills, and compelling storytelling to foster substantial business expansion. You will also serve as an ambassador for ispace Europe at international events, broadening our influence in this new era of lunar exploration.This role is based in Luxembourg, operating on-site and will report directly to the EU Business Director. You will collaborate closely with ispace EUROPE’s business team members as well as teams from ispace’s offices in Japan and the United States and technical teams worldwide.

Join ARHS Group, a proud part of Accenture, as we seek talented Mid and Senior Data Engineers to enhance the team for one of our strategic partners in the insurance sector. In this role, you will be stationed onsite at the client’s location, playing a pivotal role in the design and advancement of their cutting-edge data platform.This opportunity is perfect for Data Engineers eager to delve into modern data architectures, develop scalable data platforms, and collaborate with diverse cross-functional teams.We are hiring for two levels:Mid Level: 3+ years of experienceSenior Level: 5+ years, demonstrating strong leadership, project management skills, and a proactive project-driven approachYOUR RESPONSIBILITIES:Design, implement, and optimize a robust and scalable data platform utilizing technologies such as Spark, Apache Iceberg, Airflow, Trino, Docker, and Kubernetes.Develop and industrialize data pipelines while applying CI/CD methodologies (GitHub Actions, Argo, automated testing, observability).Assist internal teams in creating, optimizing, and operationalizing data workflows.Integrate essential data management components, including metadata, lineage, and data dictionaries.Contribute to the evolution of contemporary data architectures (Data Lakehouse, Data Mesh, Data Fabric).Engage in sprint planning, technical documentation, and project tracking.Collaborate with platform engineering, business stakeholders, and cross-functional teams to align with the enterprise data strategy.Additional Senior Level Expectations:Lead and coordinate project activities and priorities.Facilitate discussions with stakeholders to ensure timely delivery of platform enhancement initiatives.Take charge of architectural decisions and suggest long-term enhancements.Onsite Requirement: This position necessitates an onsite presence with our clients and partners to facilitate project execution and strengthen client relationships.We emphasize the importance of in-person collaboration to foster teamwork, learning, and relationship-building with clients, colleagues, and communities. As an employer, we strive to offer flexibility to accommodate your unique work/life needs.

Join TechBiz Global as we support our esteemed clients in finding top talent. We are on the lookout for a Senior Embedded Software Engineer to become a vital part of our client's innovative team. If you're eager to advance your career in a cutting-edge environment, this opportunity could be your ideal match.ABOUT OUR CLIENTOur client is a pioneering aerospace technology firm revolutionizing system integration with AI-driven interoperability. Their flagship platform simplifies satellite integration workflows by facilitating modular connectivity among payloads, components, and subsystems. It transforms hardware specifications into digital twins, generating, testing, and validating on-board middleware software that is both hardware- and OS-agnostic. This web-based collaborative tool is essential for mission-critical projects, empowering teams to efficiently model, test, and simulate data interfaces for satellites, spacecraft, and lunar landers.NOTE: This position requires on-site work and relocation to Luxembourg.JOB RESPONSIBILITIES:As a Senior Embedded Software Engineer, you will design, implement, and maintain our hardware-agnostic and OS-agnostic on-board software framework. Collaborating closely with the AI team, you will ensure the integration of any hardware into any bus in under a day, rather than months, while maintaining robustness, safety, and performance across both Linux and real-time operating systems.Key Responsibilities Include:Platform & Abstraction: Develop a hardware-agnostic HAL and middleware stack in C/C++ supporting ARM Cortex-A/R/M, RISC-V, etc., while creating OS-agnostic abstraction layers for Linux (Yocto/Ubuntu) and RTOS (FreeRTOS, Zephyr, RTEMS).Driver & Protocol Implementation: Implement and maintain bus-protocol drivers (I2C, SPI, UART) with multi-bus and multi-instance support for redundancy, ensuring clear software-to-hardware interface contracts.Architecture & Best Practices: Employ OOP principles in C++ and structured design in C to build modular, testable components, while enforcing coding guidelines and integrating static analysis, code reviews, and CI pipelines.Automation & Testing: Create Python scripts for automating configuration, building, flashing, and validating on multiple target boards, and maintain testing frameworks for continuous validation of software and platform compatibility.Collaboration & Mentorship: Work alongside the Software Lead, AI Engineer, and Backend team, while mentoring junior engineers.

Jobgether is seeking a Senior Software Engineer with a focus on AI SaaS solutions. This position is based in Luxembourg and centers on building software that uses artificial intelligence to improve product offerings. Role overview This role involves working closely with colleagues from different teams to design, build, and launch software applications. The main focus is on projects that incorporate AI, supporting the company’s goals and helping shape the direction of new features and products. What you will do Collaborate with cross-functional teams throughout the software development process Design and develop AI-driven SaaS applications Deploy and maintain software that advances the company’s product suite Requirements Experience building software applications, especially in AI SaaS Ability to work effectively with teams across different functions Strong technical background in software engineering

Role overview jobgether is looking for a Senior Software Engineer with deep experience in NodeJS and AWS. This position is located in Luxembourg and focuses on building and improving the company’s core software systems. What you will do Design, develop, and maintain software solutions using NodeJS and AWS technologies. Collaborate with colleagues from different disciplines to launch new features and refine existing ones. Improve cloud infrastructure to support reliability and strong performance. Help enhance application speed and scalability through ongoing optimization. Team environment The team emphasizes collaboration and values practical, effective solutions. Engineers shape both the business and the direction of the product through their contributions.

Join Our Team!Trasys International is a vibrant global enterprise renowned for our partnership with EU Institutions. With over 30 years of proven success in delivering top-notch solutions, we are committed to empowering our clients through digital transformation. Our mission is to provide exceptional talent precisely when needed, ensuring the growth and success of our partners. We are continuously on the lookout for skilled professionals eager to tackle challenging international projects and deliver outstanding results in diverse multicultural settings. Our offerings include modernization of solutions, digital workspaces, cloud technologies, and IT security. Our headquarters are located in Brussels, and we operate across Europe, including offices in Luxembourg, Amsterdam, Athens, Stockholm, and Geneva.Are You the One?We are currently seeking a Senior Financial Application Developer to collaborate with our client in Luxembourg, a prestigious European Institution. This role involves supporting the ESM Project Management Office in areas such as governance, reporting, resource management, tool enhancement, and project coordination. The ideal candidate will possess strong analytical, organizational, and communication skills. This is a part-time remote role, with initial visits to the Luxembourg office required, including during the first week of employment.Your Key Responsibilities:Design and implement new features for VBA / Python applications and PowerBI dashboards.Coordinate deliverables related to these applications with both internal and external stakeholders.Prepare documentation to support internal decision-making processes, including testing and training materials.Develop and implement an internal communication strategy for changes and new features impacting the business.Conduct testing, manage change documentation, and assist in the deployment of technology solutions, ensuring smooth handover to production support.Maintain all relevant materials within the client's SharePoint environment for audit purposes.

About HopaeAt Hopae, we are pioneering a digital identity platform that is designed to be the most trusted, private, and secure in the world, tailored for real-life applications.We advocate that your identity should be fully under your control, liberated from outdated systems and centralized authorities.Our innovative technology enables instant, privacy-focused verification for individuals and businesses globally, spanning sectors such as fintech, credentials, supply chain, and gaming.Supported by premier global investors, Hopae operates in Seoul, Paris, and San Francisco, uniting extraordinary talent from over 10 nationalities.We are agile, think on a global scale, and develop products that will redefine the future of identity. Why You’ll Love Working with UsGlobal Perspective: Collaborate with outstanding colleagues across Seoul, Paris, and San Francisco.Significant Impact: Contribute to technology that is shaping the global landscape of trust and identity.Empowered Environment: Enjoy an atmosphere of full trust and accountability without micromanagement.High Standards: Work swiftly, learn rapidly, and grow alongside world-class professionals.Diversity and Respect: We embrace over 10 nationalities, bringing diverse perspectives together with a unified vision.Continuous Growth: Gain access to mentorship, leadership visibility, and ongoing learning opportunities. Why Consider Joining the Luxembourg Talent Pool?We are always excited to meet inquisitive, driven, and kind individuals — even if there isn't a current opening that perfectly aligns with your experience.Luxembourg stands at a pivotal crossroads: Europe's most international financial center, a progressive regulatory environment, and a burgeoning deep tech ecosystem. With EU institutions advancing eIDAS 2.0 and the European Digital Identity Wallet, and Luxembourg attracting fintech and regtech innovators from around the globe, Hopae is creating the infrastructure this evolving landscape demands.If you possess expertise in finance, compliance, technology, operations, or business — and are eager to be at the forefront of digital identity and institutional trust — we would love to stay in touch.

dreessommerse is seeking a Senior Consultant/Engineer (m/f/d) for Technical Building Equipment (TGA) in Schuttrange. This position centers on designing and implementing solutions in building technology for a range of client projects. Role overview This role involves collaborating with clients to understand project requirements and offering expert guidance throughout the process. The Senior Consultant/Engineer will contribute technical expertise to ensure each project meets its goals and quality standards. Key responsibilities Design and implement solutions for technical building equipment (TGA) Work directly with clients to gather requirements and provide professional advice Support successful project completion through technical leadership Requirements Experience in technical building equipment (TGA) or related building technology fields Ability to consult with clients and translate needs into actionable plans Strong problem-solving skills and a track record of delivering results in similar roles