ruby English-speaking jobs in Belgian Luxembourg

Spektrum seeks a Penetration Tester to lead and participate in Red/Blue Team exercises, conduct web, infrastructure, and application penetration testing, and provide security consultancy and advice.

Global Medical Director/Lead for Dermatology (Psoriasis focus) needed. Develop and update global medical strategy for psoriasis, serve as scientific expert, lead publications and advisory boards, and maintain KOL network. Requires 5-8+ years of medical affairs experience in pharma, expertise in dermatology/immunology, and strong execution skills.

The Director, Digital & Data – Source will define and drive the end-to-end digital product strategy for Procurement/Source domain capabilities across the IMSC landscape. This role is accountable for establishing and continuously enhancing the IMSC Procurement digital strategy, the product vision, governance framework, roadmap prioritization, and value realization for digital solutions.

Processes invoices, expense reports, and other financial documents. Prepares and dispatches invoices, manages debtors, and assists with tax compliance. Maintains financial records, processes transactions, and supports VAT returns. Coordinates budget closures and ensures budget and accounting data accuracy.

Sales Assistant needed for Carhartt WIP store in Brussels. Provide excellent customer service, drive sales, process transactions, and maintain visual displays. Experience in retail/customer service required. Fluency in Dutch and English is advantageous.

Provide immediate and effective support to leads and clients, guiding them through the self-service platform and assisting with deal closure. Collaborate with internal teams to improve client satisfaction and overall conversion.

Senior Python Software Engineer to design and evolve a production-grade Python SDK for an AI platform. Responsibilities include implementing adapters for leading agent frameworks, integrating with model APIs, and shaping agent-to-agent communication standards. Requires 5+ years of Python experience, SDK development, and familiarity with AI frameworks.

Provides technical expertise to the Statistical Programming team, developing and validating R packages for clinical trial analysis. Builds R-Shiny applications to address clinical questions and decision-making. Leads R implementation and training for Biostatistics team members. Conducts statistical programming of clinical data using R and creates/validates safety and efficacy outputs.

Data-driven consultant to advise financial sector clients on data organization, structure, and usage. Assist in assessments, design data frameworks, and translate business challenges into data requirements. Support data governance tasks, including regulatory alignment and data quality checks.

Senior Voice AI Engineer will design and implement streaming pipelines for a client-facing Voice Bot project. Responsibilities include audio ingest, VAD/endpointing, STT, orchestration/LLM, streaming TTS, and integrating telephony and app channels. Requires 4+ years of relevant engineering experience with 2+ years shipping streaming speech in production. Strong Python skills and experience with streaming audio, WebSockets/gRPC, and ASR/TTS stacks are essential.

F&B Trainee/Intern to join a dynamic team at Park Inn by Radisson Brussels Midi Hotel. The role supports guest satisfaction and the smooth running of the department. Must be enrolled in a school/university, provide an internship agreement, and be fluent in French/Dutch & English. Internship must be a minimum of 6 months.

Senior AI Engineer (Tech Lead) designs, builds, and deploys AI solutions used in production environments. Leads teams, translates business challenges into technical solutions, and works with Python, ML frameworks, GenAI, and cloud platforms. Requires 4+ years of experience delivering end-to-end solutions, experience with cloud platforms, and strong communication skills in English and Dutch.

Technical Project Manager to drive hardware and electronics projects from concept to production. Responsibilities include defining scope, timelines, and budgets, coordinating with suppliers and manufacturing partners, and ensuring smooth project execution. Requires 5+ years of experience in hardware project management, understanding of hardware development lifecycles, and proficiency in project management methodologies and tools.

Lead the Kyte value stream, taking full ownership of product management & operations for this fast-growing e-invoicing solution. Define and execute Kyte's long-term vision and strategy, ensuring market needs and business goals are met. Oversee product roadmap delivery, analyze market trends, and represent Kyte in stakeholder meetings.

Business Controller provides financial insights to support strategic decisions for a global high-tech manufacturing company. Responsibilities include cost accounting, profitability analysis, performance reporting, and supporting budgeting and forecasting. Requires a bachelor's or master's degree in finance, 10+ years of relevant experience, strong analytical skills, and proficiency in Excel, ERP systems, and Power BI.

RSM Belgium seeks an ambitious VAT Manager to assist midsize-level clients with Belgian VAT compliance and advisory. The role involves building relationships with clients, managing VAT stakeholders, and coaching a team of VAT professionals.

Provides customer support for shipment collection requests and delivery inquiries. Ensures timely delivery of urgent packages. Investigates failed shipments and manages data entry. Collaborates with team members and adheres to FedEx processes and regulations.

As a (Senior) Business Manager, you will develop and manage a client portfolio, combining business development, account management, and relationship building. You will lead and develop consultants, supporting their growth and project success. You will also work closely with Talent Acquisition and monitor business performance.

Own and improve Eneba's Featured Offers pricing algorithm. Build and iterate on willingness-to-pay and price elasticity models using behavioral signals. Collaborate with Product and Marketing/Growth to define pricing strategies.

The Climate & Energy Attaché (Second Secretary) strengthens the EU-UK partnership on climate and energy policy. The role involves monitoring EU approaches and policies, assessing risks and opportunities for the UK, and working with colleagues in London and across UKMis to support UK interests and develop EU-UK partnerships.