ruby English-speaking jobs in Belgian Luxembourg

Senior Product Engineer to develop the core pricing manager system, building end-to-end features. Requires deep backend experience in Go or Python, frontend literacy, and architectural thinking.

Experienced HR professional needed as P&O Business Partner to support clinic leaders. Responsibilities include talent management, coaching, advising on change, and leading employee relations. Requires 5+ years in an HRBP role.

Penetration Tester required to lead or join Red/Blue Teams during NATO exercises. Duties include web, infrastructure, and application penetration testing, security design reviews, and stakeholder communication. Must hold active NATO SECRET clearance.

Senior Full-stack AI Engineer to own end-to-end development of AI-powered products. Build reliable, production-ready applications using Python, React, LLMs, RAG, and cloud infrastructure. Requires 5+ years in software engineering.

Rheumatologist role evaluating autoimmune and inflammatory contributors to mental health. Collaborate with endocrinology and psychiatry on integrated care plans, reviewing complex fatigue and pain presentations. Requires DM/DNB Rheumatology or equivalent qualification.

About Us: At Booking. com, data drives our decisions. Technology is at our core. And innovation is everywhere. But our company is more than datasets, lines of code or A/B tests. We're the thrill of the first night in a new place. The excitement of the next morning. The friends you encounter. The journeys you take. The sights you see. And the memories you make.

Seeking an experienced OMP Techno-Functional Solution Architect to own the technical blueprint of a global supply chain planning platform. Responsibilities include designing OMP solutions, optimizing solvers, and integrating OMP with ERP systems. Requires 8+ years in supply chain technology.

Lead Aliaxis’ EMEA transformation agenda, driving strategic priority execution and organizational performance. This role partners with the EVP EMEA to manage projects, foster cross-functional collaboration, and enhance business impact across the region.

Drive brand elevation through collaborations and culture. Support partnership activation, monitor trends, and coordinate end-to-end delivery of seasonal initiatives across all communication channels.

Flen Health seeks a Medical & Clinical Affairs Director to define and lead the global medical and clinical strategy. Responsibilities include developing evidence roadmaps, overseeing clinical investigations, and ensuring alignment with commercial strategy. Requires an advanced scientific or clinical degree and 10+ years of experience in clinical affairs, medical affairs, or clinical development within the medical device industry.

Drive software engineering excellence as Tribe Lead for the CoE. Define AI-native practices, set modern standards, and improve engineering maturity across the organization. Advise leadership on technical strategy and culture.

Sales Associate Intern role focusing on client service and sales development across all product universes. Responsibilities include greeting clients, providing excellent service, and maintaining the brand image. Requires fluency in English and French.

Senior Linux Technical Lead for a 12-month freelance project. Drive operational excellence, define best practices, and lead complex troubleshooting for a critical Linux platform team. Expertise in RedHat OS and technical leadership is required.

Strategic Brand Manager to lead Imfinzi growth across Belgium and Luxembourg. Develop local brand strategy, drive sales, and execute omnichannel marketing in the oncology landscape. Requires a Master's degree and 3+ years in pharma marketing.

Head of Customer Service manages a service organization, conducts market research, and drives division expansion in customer services and spare parts sales. Requires technical/commercial background, team leadership, and fluency in Dutch with English proficiency.

Provide technical support, install and configure software solutions, and train users on Horus accounting software. Analyze accounting needs and collaborate with development teams to improve tools.

Bilingual Operations & Reception Officer responsible for managing reception, correspondence, and administrative support. Requires fluency in French and Dutch to ensure smooth daily operations and provide excellent service.

Senior Product Engineer to develop end-to-end features for the core pricing manager system. Requires deep backend experience in Go or Python, frontend literacy, and architectural thinking.

Principal Embedded Software Engineer – Crypto develops state-of-the-art cryptographic libraries protecting against physical and logical attacks. Responsibilities include specifying and implementing cryptographic algorithms and software countermeasures. Requires an MSc/PhD and experience in embedded security software using C.

Build and own the group quality management system across three international product companies. Ensure rigorous quality standards from component sourcing through to the end customer. Define quality standards, manage non-conformance, and drive quality improvement initiatives.