Senior Software Systems Engineer

Artefact

Join Artefact Belgium: Help our clients in their AI transformations WHO WE ARE Artefact is a next-generation consulting firm dedicated to transforming organizations through data and AI. We combine the rigor of top-tier strategy consulting with deep expertise in AI applications to help clients achieve tangible business impact. Our Belgium office advises clients on their most pressing strategic challenges : from AI strategy and governance to digital transformation roadmaps and new business model design. Our inclusive and forward-thinking culture encourages creativity, collaboration, and professional growth. WHAT YOU WILL DO As a Senior Data Scientist specializing in the marketing domain, you will lead and conduct ambitious projects aimed at transforming clients through data. Your day-to-day responsibilities will include: * Leading transformational projects: spearheading ambitious projects that utilize data to transform our clients’ operations and strategies. * Developing data science solutions: creating innovative data science products and solutions for both clients and our internal data science team. * Applying data science in marketing contexts: leveraging data science methodologies to enhance marketing analytics, customer segmentation, attribution modeling, and campaign optimization.  * Building client relationships: collaborating closely with your Consulting counterpart to understand client needs and strengthen relationships. * Upskilling the team: contributing to the development of our data science team by sharing knowledge, mentoring junior Data Scientists, and promoting our work within other data departments. * Ensuring quality deliverables: caring for team morale and ensuring that all missions are delivered to a high standard, providing feedback and support to less experienced team members. * Optimising code: writing highly optimized code to advance Artefact’s internal toolbox and knowledge base. WHAT YOU WILL LEARN WITH US: * Real-World impact: deliver impactful projects by developing end-to-end machine learning pipelines to solve real-world problems across various industries, including marketing and customer intelligence.  * Collaborative solutions: work in feature teams alongside other data scientists, ML engineers, data engineers, software engineers, and product owners to build complex solutions. * Software engineering improvement: enhance your software engineering skills by applying ML Ops best practices while working with machine learning teams. * Expertise development: become an expert in one of our data science practices: Time Series Forecasting, MLOps, NLP, Computer Vision, Optimization, or Customer Intelligence, including marketing analytics, attribution modeling, and incrementality testing. * Algorithm discovery: discover state-of-the-art algorithms and test them on real-world data during client projects. WHO YOU ARE We’re seeking someone who has: * Educational background: a completed Master’s degree in a relevant field (e.g., computer science, machine learning, mathematics, or related subjects). * Hands-On experience: at least 2-3 years of experience in data science, analytics, or consulting, preferably within a marketing or digital context. * Marketing or digital context experience: knowledge of various marketing channels and platforms, including their roles within the media mix is considered a plus.  * Technical skills: strong knowledge of data processing, algorithms, and data architecture, along with proficiency in tools like Python, SQL, and R. * Analytical mindset: a passion for working with data to derive actionable insights and solve complex problems. * Communication skills: excellent verbal and written communication skills, with the ability to discuss both technical and non-technical topics with clients and team members. * Curiosity and passion: a genuine interest in continuous learning and exploring new technologies and tools in data and AI. WHAT WE OFFER * Competitive compensation aligned with your profile and experience. * Hands-on exposure to real client challenges from day one, working alongside experienced strategy and data/AI practitioners. * Regular training in both strategy consulting methodologies and AI/data capabilities, combined with international exposure across Artefact's global network. * A collaborative, entrepreneurial culture of doers — innovative, fast-moving, and committed to supporting each other's growth. This position is based in Brussels, with opportunities to collaborate on projects worldwide. At Artefact Belgium, we value curiosity, motivation, and potential above all else. Don't worry if you don't tick every box — if you're excited about building a career at the frontier of strategy and AI, we'd love to hear from you

Artefact

Join Artefact Belgium: Build the Interface of the AI Revolution Are you a seasoned Full Stack Developer who looks beyond standard web applications? Artefact Belgium is looking for a Senior Full Stack Developer to bridge the gap between cutting-edge Machine Learning and impactful user experiences. If you have at least 3 years of experience in web development and a strong drive to master Generative AI integrations, we invite you to lead the delivery of our next-generation AI solutions in Brussels. WHO YOU ARE * Experienced Builder: You have at least 3+ years of experience in Full Stack development, capable of architecting robust web applications from database to frontend. * Technical Leader: You have a proven ability to manage project workstreams, mentor junior developers, and ensure code quality across the team. * AI Integrator: You aren't just building CRUD apps; you understand (or are eager to master) how to integrate LLMs, manage prompt contexts, and orchestrate AI agents. * Consulting Mindset: You are comfortable interacting with clients, understanding their business needs, and translating complex technical concepts into user-friendly solutions. WHO WE ARE Artefact is a leading Data & AI consulting firm at the forefront of AI innovation. While our Machine Learning engineers build the complex models, our Engineering team turns them into usable, scalable, and beautiful products for top-tier clients across healthcare, manufacturing, and media. Our team in Belgium works on the most advanced applications of GenAI, fostering an inclusive culture that encourages creativity, collaboration, and professional growth. WHAT YOU WILL DO * Build GenAI Web Applications: Lead the end-to-end development of client-facing web applications that serve as the interface for our custom Generative AI solutions. * Collaborate with ML Experts: Work closely with our Machine Learning Engineers to integrate their models into production-ready apps. * Orchestrate AI Logic: Take ownership of the "application intelligence layer." This includes modifying and optimizing prompts, maintaining semantic databases (Vector DBs), and configuring Agentic orchestrations to ensure the AI behaves correctly within the app. * Lead and Mentor: Act as the technical lead on projects, guiding junior developers through code reviews, architectural decisions, and best practices in software engineering. * Client Delivery: Collaborate with client teams to define requirements and deploy solutions that solve real business problems. * DevOps & Deployment: Oversee the deployment of these applications using modern cloud infrastructure and CI/CD pipelines. WHAT YOU BRING * Experience: At least 3 years of professional experience in Full Stack development. * Core Stack: Strong proficiency in Python (essential for our AI stack) and modern TypeScript frameworks (mainly Next.js). * GenAI Proficiency: Experience with—or a strong understanding of—integrating LLMs via APIs (OpenAI, Anthropic), working with orchestration frameworks (LangGraph, Agno), and managing Vector Databases (Pinecone, Vertex AI Vector DB, etc.). * Communication: Excellent analytical and problem-solving skills. Proficiency in English is required; Dutch or French is a strong plus. WHAT WE OFFER * Competitive Compensation: Aligned with your expertise and experience. * Cutting-Edge Tech: The opportunity to move beyond standard web dev and work hands-on with the latest Generative AI tech stack (Agents, RAG, etc.). * Leadership Role: A position where you can shape the engineering standards of a fast-growing team. * Growth & Learning: Dedicated resources for training, conferences, and certifications in both software engineering and AI. * Global Network: Access to global expertise through Artefact’s international network and opportunities to collaborate on projects worldwide. This position is based in Brussels, with opportunities to collaborate on projects worldwide. At Artefact Belgium, we value expertise, leadership, and a drive to innovate. If you're ready to lead and make a tangible impact in the world of generative AI, we'd love to hear from you.

Artefact

Join Artefact Belgium: Help our clients in their AI transformations Are you an analytically minded consultant with a passion for data, AI, and business transformation? Artefact Belgium is looking for a Senior Consultant – Strategy & Data/AI to help our clients navigate their most complex strategic challenges at the intersection of business and technology. If you have 2-4 years of consulting or related experience, combined with a dual affinity for strategy and data, we'd love to hear from you. WHO WE ARE Artefact is a next-generation consulting firm dedicated to transforming organizations through data and AI. We combine the rigor of top-tier strategy consulting with deep expertise in AI applications to help clients achieve tangible business impact. Our Belgium office advises clients on their most pressing strategic challenges : from AI strategy and governance to digital transformation roadmaps and new business model design. Our inclusive and forward-thinking culture encourages creativity, collaboration, and professional growth. WHO YOU ARE * Strategic thinker: You break down complex business problems into clear, structured recommendations. You are comfortable operating at the C-level and translating ambiguity into actionable insights. * Data-savvy consultant: You don't need to be a programmer, but you are genuinely curious about data and AI technologies and eager to deepen your expertise in this space. * Project & Engagement Leader: You have a proven capacity to lead projects client side. You excel at managing expectations, defining project scope, and providing strategic guidance to technical teams to ensure delivery aligns with business objectives. * Client-facing communicator: You build trusted relationships with senior stakeholders, present ideas with clarity, and adapt your message to both technical and non-technical audiences. * Collaborative doer: You thrive in multidisciplinary teams, move fast, and take ownership of your work from day one. * Ambitious and driven: You are motivated by impact, eager to grow, and excited by the opportunity to help shape a fast-growing office. WHAT YOU WILL DO * Drive strategy development: Work with client leadership teams to address high-stakes questions — How can AI reshape our business model? How should we govern and organize for data? Which strategic programs deliver the most impact? * Solve complex problems: Break down ambiguous challenges into clear, actionable recommendations using structured frameworks, enriched by Artefact's data and AI expertise. * Deliver end-to-end engagements: Support projects from hypothesis framing and market/competitor analysis to client workshops, governance design, and implementation roadmaps with the technical team. * Engage senior stakeholders: Collaborate closely with C-level executives and business unit leaders, building trusted relationships and ensuring strategic alignment throughout engagements. * Build knowledge and offerings: Contribute to the growth of Artefact's Belgium office by shaping new service offerings, creating intellectual capital (frameworks, thought pieces, benchmarks), and supporting business development efforts. * Contribute to thought leadership: Publish insights, participate in industry events, and help position Artefact Belgium as a leading voice on AI and data transformation. WHAT YOU BRING * A Bachelor's and Master's degree (preferred) in Business, Engineering, Computer Science, Economics, or a related field; an excellent academic track record is highly valued. * Approximately 2-4 years of experience in strategy consulting, data/digital consulting, or a related field (including internships or business analyst roles). * A dual affinity for business and technology — you enjoy solving complex problems and can approach challenges in a structured, strategic way. * Familiarity with data and digital technologies (e.g. analytics, AI, machine learning concepts, digital marketing, cloud platforms); you don't need to be a programmer, but you should be tech-savvy and eager to grow in the data/AI domain. * Excellent written and verbal communication skills, with experience creating impactful presentations and reports for senior audiences. * Proficiency in English and French or Dutch is required; additional languages are a plus. * You must be eligible to work in Belgium. WHAT WE OFFER * Competitive compensation aligned with your expertise and experience. * A unique positioning at the crossroads of boardroom-level strategy and cutting-edge AI — not a traditional consultancy, not a pure tech player. * Visibility and impact from day one as part of a growing Belgian team. * Professional growth through regular training in both strategy consulting methodologies and AI/data capabilities, combined with international exposure across Artefact's global network. * A collaborative, entrepreneurial culture of doers — innovative, fast-moving, and committed to delivering impact while supporting each other's growth. This position is based in Brussels, with opportunities to collaborate on projects worldwide. At Artefact Belgium, we value motivation and potential above all else. Don't worry if you don't meet every criterion — if you're passionate about leveraging data and AI to drive real business impact, we'd love to hear from you.