L.E.A.SE. S.A. (Luxembourg Engineering & Application Services)

About the Company

"The Right Man in the Right Place"
~ We are looking for Engineers, Technical Designers, Bachelors, and IT Developers for permanent contracts and missions in Belgium, Luxemburg and abroad ~

LEASE S.A. provides technical solutions and consultancy services to companies in the industry and to engineering offices.

For many years our technical experts have been exerting their talents in the following fields : electromechanics, mechanics, automation, HVAC, piping, boiler making, electricity, electronics, IT and telecommunication, instrumentation, construction, civil engineering, stability, metal frame, iron and steel industry, automobile, railway and aircraft industry, food-processing, nuclear power,...

If you are interested in having more information about our vacancies, you may check our website and/or send us your resume at the address recrutement@lease.lu. We will then keep you informed about the opportunities that suit your profile.

If our services might be of interest to you but you would like more information, please contact info@lease.lu. We will then send you a more detailed brochure.

Contact information:
- Landline: +352 95 85 20
- Mobile phone: +32 473 59 70 11
- Email address: info@lease.lu
- Website: http://www.lease.lu
- Facebook Page: https://www.facebook.com/LEASE-SA-1518246948470458/timeline

Listed Jobs

Company Name

L.E.A.SE. S.A. (Luxembourg Engineering & Application Services)

Job Title

Ingénieur bureau d’études

Job Description

**Job Title:** Senior Design Engineer – Special Technical Systems **Role Summary:** Senior engineer responsible for the technical and strategic direction of complex projects, from concept through final delivery. Leads design, optimization, and project management while mentoring junior engineers. **Expectations:** - Deliver innovative, energy‑efficient solutions on schedule and within budget. - Drive continuous improvement and knowledge transfer within the engineering team. - Ensure compliance with technical, financial, and regulatory requirements. **Key Responsibilities:** - Design and size advanced, sustainable technical systems. - Lead and coordinate large‑scale technical projects, overseeing timelines, budgets, and profitability. - Manage administrative and financial aspects of projects (budget control, cost analysis, schedule monitoring). - Supervise, coach, and develop junior engineers to foster skill growth and best practices. **Required Skills:** - Strong technical expertise in special technical systems, energy efficiency, or related installations. - Proven ability to innovate and solve complex engineering problems. - Leadership and team‑management capabilities. - Excellent organizational, solution‑oriented, and interpersonal skills. **Required Education & Certifications:** - Master's degree in Engineering or equivalent (e.g., Mechanical, Electrical, Energy Engineering). - 8–15 years of relevant experience in special technical systems or energy‑efficient installations. - Professional engineering certification preferred but not mandatory.

Liège, Belgium

On site

18-09-2025

Company Name

L.E.A.SE. S.A. (Luxembourg Engineering & Application Services)

Job Title

Développeur Full Stack

Job Description

Job title: Full Stack Developer Role Summary: Design and develop secure, high‑performance APIs with C# / ASP.NET Core, build responsive modern UIs using TypeScript and React/Redux, and administer relational databases (PostgreSQL, Timescale, PostGIS). Deliver end‑to‑end solutions, participate in unit/ integration testing, ensure cloud interoperability, document technical details, and collaborate across multidisciplinary teams. Expactations: Deliver robust, scalable web applications that meet business objectives; maintain clean, maintainable codebases; adhere to coding standards and security best practices; actively contribute to design decisions; provide timely updates and troubleshooting; and continuously improve performance and reliability. Key Responsibilities: - Architect and program RESTful APIs in C# / ASP.NET Core. - Develop front‑end components with TypeScript, React, and Redux. - Design, administer, and optimize PostgreSQL, Timescale, and PostGIS databases. - Write and execute unit (NUnit, xUnit) and integration tests. - Perform debugging, profiling, and performance tuning. - Ensure seamless integration across on‑prem and cloud (AWS, Azure, GCP) environments. - Keep technical documentation current and comprehensive. - Collaborate with product, design, and operations teams to align technology with business needs. Required Skills: - Proficiency in C# and ASP.NET Core (back‑end). - Expertise in TypeScript, React, and Redux (front‑end). - Strong knowledge of relational databases: PostgreSQL, Timescale, PostGIS. - Experience with RESTful API design and microservices architecture. - Familiarity with cloud platforms (AWS, Azure, or GCP). - Daily use of Git/GitHub for version control. - Excellent problem‑solving, analytical, and independent working abilities. - Strong communication, teamwork, and documentation skills. - Fluent in French; professional proficiency in English. Required Education & Certifications: - Master’s or Bachelor’s degree in Computer Science or related field. - Minimum 5 years of full stack development experience. - No specific certifications required, but credentials in C#, ASP.NET Core, or cloud platforms are advantageous.

Ottignies-louvain-la-neuve, Belgium

On site

Mid level

08-11-2025

Company Name

L.E.A.SE. S.A. (Luxembourg Engineering & Application Services)

Job Title

Ingénieur Full Stack/Ingénieure Full Stack

Job Description

Job title: Full Stack Engineer Role Summary: Design, develop, and maintain secure, high‑performance APIs and responsive front‑end interfaces. Manage relational databases and ensure system interoperability across cloud platforms. Expectations: - Deliver end‑to‑end solutions in a collaborative, interdisciplinary environment. - Maintain clear, up‑to‑date technical documentation. - Operate autonomously to troubleshoot and resolve complex technical challenges. - Align technical decisions with business needs. Key Responsibilities: - Build and optimize RESTful APIs using C# / ASP.NET Core. - Develop modern UI components with TypeScript, React, and Redux. - Design, administer, and tune PostgreSQL, Timescale, and PostGIS databases. - Write unit and integration tests (NUnit, xUnit) and perform performance profiling. - Ensure interoperability between systems and cloud infrastructures (AWS, Azure, GCP). - Use GitHub for version control and collaborate with cross‑functional teams. - Keep documentation current and comprehensive. Required Skills: - 5+ years in full‑stack development. - Proficiency in C#, ASP.NET Core, TypeScript, React, Redux. - Strong knowledge of PostgreSQL, Timescale, PostGIS. - Experience with RESTful microservices architecture. - Familiarity with AWS, Azure, or GCP. - Daily GitHub usage. - Excellent teamwork, problem‑solving, attention to detail, prioritization. - Fluency: French (excellent), English (professional). Required Education & Certifications: - Master’s or Bachelor’s degree in Computer Science or related field. - Relevant certifications in .NET, AWS/Azure, or database technologies are an advantage.

Brabant, Belgium

On site

Mid level

15-12-2025