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Jan De Nul Group

Jan De Nul Group

www.jandenul.com

4 Jobs

5,570 Employees

About the Company

We are World Builders shaping water, land and energy.

From the rising sea level to the energy transition, from polluted soil to sustainable living: we engineer solutions that future-proof our world, tackling some of the greatest challenges of our time. With our team of Can-Do people, we work towards one shared goal: to improve the global quality of life for generations to come.

Listed Jobs

Company background Company brand
Company Name
Jan De Nul Group
Job Title
Senior/Lead Fullstack Software Developer
Job Description
**Job title** Senior/Lead Full‑Stack Software Developer **Role Summary** Architect, develop, test, and coach high‑quality .NET core and web applications for enterprise business processes. Translate functional specifications into technical designs, guide a development team, and maintain coding standards across the organization. **Expectations** - Lead code reviews and ensure adherence to architecture and quality guidelines. - Mentor junior developers and provide technical direction for the team. - Collaborate with Technical Architects, Functional Analysts, and stakeholders to deliver robust solutions. - Actively participate in continuous integration, release automation, and environment setup. **Key Responsibilities** - Design, write, unit‑test, and deploy scalable .NET Core/C# solutions, including Blazor, Angular, and ASP.NET Web API services. - Interpret functional specifications, create detailed technical designs, and document architectural decisions. - Conduct peer code reviews, provide constructive feedback, and enforce coding standards. - Coach and support developers in best practices, architecture application, and task planning. - Configure and maintain development environments: Git, Azure DevOps pipelines, Jira, branching strategies, and CI/CD workflows. - Ensure database stability and performance via SQL and stored procedures. - Design and implement data synchronization, offline capabilities, and reporting (Power BI, Crystal Reports). - Assist in architectural evolution (SOA, micro‑services, RESTful APIs). - Engage in continuous improvement of development processes and toolchains. **Required Skills** - 5+ years professional experience in full‑stack development. - Proficiency in .NET Core, C#, ASP.NET Web API, Blazor, Angular, JavaScript. - SQL Server development, stored procedures, and database design. - Experience with source control (Git), CI/CD (Azure DevOps), and issue tracking (Jira). - Understanding of architectural principles: SOA, micro‑services, RESTful services. - Ability to read UML or other modeling languages. - Strong communication, problem‑solving, and team‑coaching ability. - Knowledge of offline applications, WinForms, data sync, scripting (PowerShell), and reporting tools is a plus. **Required Education & Certifications** - Bachelor’s degree in Computer Science, Software Engineering, or related IT field. - Relevant certifications (e.g., Microsoft Certified: Azure Developer Associate) are desirable but not mandatory.
Aalst, Belgium
Hybrid
Senior
28-12-2025
Company background Company brand
Company Name
Jan De Nul Group
Job Title
Software Developer .NET
Job Description
**Job Title** Software Developer .NET **Role Summary** Develop, support, and maintain business‑critical .NET applications for a global maritime and shipyard organization. Translate functional specifications into robust, maintainable code, participate in design discussions, and provide technical support for deployed solutions. **Expectations** - Deliver high‑quality, testable code on time. - Continuously improve and refine specifications and solutions. - Communicate effectively with stakeholders and maintain a deep understanding of the business domain. - Maintain proficiency in Dutch to interact with internal teams. **Key Responsibilities** 1. Translate and critique functional specifications. 2. Write clean, structured, testable C# code. 3. Leverage existing class libraries, include meaningful comments. 4. Follow established design principles, coding standards, and conventions. 5. Use modeling languages (e.g., UML) for analysis and implementation. 6. Build knowledge of business domain and emerging technologies. 7. Provide technical support for developed applications. **Required Skills** - .NET (Core) development with C#. - Web frameworks: Blazor, Angular. - RESTful services with ASP.NET Web API. - SQL and stored procedures. - Experience with offline applications, WinForms, data synchronization. - Scripting: JavaScript, PowerShell. - Reporting tools: Crystal Reports, Power BI. - Architectural concepts: Service‑Oriented Architecture (SOA). - Ability to interpret UML diagrams. - Fluent in Dutch (mandatory). **Required Education & Certifications** - Bachelor’s degree in Computer Science or equivalent professional experience. - Minimum five years of professional software development experience. ---
Aalst, Belgium
On site
Mid level
29-12-2025
Company background Company brand
Company Name
Jan De Nul Group
Job Title
Project Cost Controller Wallonia
Job Description
Job Title: Project Cost Controller Role Summary: Oversee financial performance of civil and environmental engineering projects by monitoring budgets, tracking costs, and producing timely financial reports to ensure alignment with project objectives. Expectations: - Recent graduate or early‑career professional in economics, finance, or accountancy. - Strong analytical and detail‑oriented mindset. - Ability to work both independently and as part of a project team. - Fluent in French, Dutch, and English. Key Responsibilities: - Prepare and update project budgets, forecast enrolments, and cost forecasts. - Track all project costs and revenues, ensuring monthly financial data accuracy. - Generate structured financial reports for management and board presentations. - Provide insights and support to project and site managers regarding financial results. - Monitor and adjust figures as required, ensuring compliance with financial goals. - Stay current on controlling practices and contribute to continuous improvement. Required Skills: - Proficiency in accounting and cost‑control principles. - Advanced Excel skills (pivot tables, financial modeling). - Strong analytical and quantitative abilities. - Clear, structured communication written and verbal. - Multilingual: French (native or advanced), Dutch (advanced), English (advanced). - Self‑motivated, process‑oriented, and collaborative. Required Education & Certifications: - Master’s degree in Applied Economics, Commercial Engineering, Business Sciences, or Bachelor of Accountancy; school leavers are welcome. - No specific certifications required, though experience in civil construction accounting or audit is advantageous.
Aalst, Belgium
On site
27-01-2026
Company background Company brand
Company Name
Jan De Nul Group
Job Title
Senior Cost Controller Wallonia, Liège region
Job Description
**Job title** Senior Cost Controller – Civil & Environmental Projects **Role Summary** Provides independent financial control, budgeting, and reporting for civil and environmental construction projects. Acts as the financial partner to project and site managers, ensuring projects remain within planned cost and revenue targets and support strategic decision‑making. **Expectations** - Minimum 3–5 years of experience in controlling, financial analysis or project accounting, preferably within construction or infrastructure. - Master’s or Bachelor’s degree in Economics, Business Administration, Accounting or similar. - Fluent in Dutch and French; English language proficiency is an advantage. - Analytical mindset, strong accuracy, and ability to work both independently and collaboratively within a project team. - Willingness to work on site periodically. **Key Responsibilities** - Monitor and analyze the financial progress of assigned projects. - Prepare periodic cost reports, forecasts, and variance analyses for operational and financial management. - Verify cost and revenue figures, identify discrepancies, and recommend corrective actions. - Communicate structured, objective findings to senior management to support strategic decisions. - Collaborate closely with project managers and site managers to provide financial insights and risk assessments. - Contribute to continuous improvement of controlling processes and share best practices within the finance team. **Required Skills** - Expertise in cost monitoring, budget control, and financial reporting. - Proficiency in project accounting and financial analysis tools. - Strong analytical, quantitative and problem‑solving abilities. - Excellent written and verbal communication in Dutch and French; English is a plus. - Ability to present complex financial information clearly to non‑financial stakeholders. **Required Education & Certifications** - Bachelor's or Master’s degree in Economics, Business Administration, Accounting, or a related discipline. - No specific professional certification required, but relevant finance or construction industry certifications (e.g., Certified Construction Accountant, PMI-CPM) are a plus.
Liège, Belgium
On site
Senior
06-03-2026