Mendix Expert - 6 to 12 Months Contract

Belmont Lavan; Amsterdam; On-site; EUR 90,000 - 130,000; Full time

Job summary

Belmont Lavan in Amsterdam seeks a Mendix expert developer with 8-10 years of hands-on experience to deliver enterprise-grade Mendix solutions. You will design high-performance domain models, ensure security, and lead integrations with Teamcenter or similar PLM/ERP/MES systems.

The role requires strong knowledge of CI/CD, cloud/container hosting, and agile delivery within SAFe environments. Active Mendix Expert Certification is mandatory.

Qualifications

• 8-10 years of Mendix development experience.
• Active Mendix Expert Certification required.
• Experience integrating Mendix with Siemens Teamcenter or PLM/ERP/MES systems.
• Strong domain modelling and data security focus.

Responsibilities

• Design high-performance Mendix domain models with data integrity and security.
• Integrate Mendix apps with Siemens Teamcenter PLM or similar enterprise platforms.
• Implement automated testing and CI/CD pipelines for Mendix deployments.

Skills

Mendix development

Enterprise delivery

Agile delivery

Security & performance

Domain modelling

Technical leadership

Education

Mendix Expert Certification

Tools

Mendix

Siemens Teamcenter PLM

CI/CD

ATS / testing frameworks

Job description

• Mendix Development: 8-10 years of hands-on experience in Mendix application development, with a proven track record of delivering enterprise-grade Mendix solutions. Candidates must hold an active Mendix Expert Certification
• Enterprise System Integration: Strong experience designing, developing, and deploying Mendix applications integrated with Siemens Teamcenter or comparable enterprise platforms such as PLM, ERP, or MES systems. Hands-on experience with Siemens Teamcenter PLM is highly desirable
• Application Architecture & Domain Modelling: Expertise in designing high-performance, normalized, and scalable Mendix domain models, with a strong focus on data integrity, security, performance optimization, maintainability, and enterprise scalability
• Security & Performance: Strong understanding of Mendix security architecture, including role-based access, entity-level security, data access controls, and best practices for optimizing application and database performance
• Automated Testing: Hands-on experience implementing and maintaining automated testing frameworks, including Mendix Application Test Suite (ATS), unit testing, automated regression testing, and/or API testing
• Deployment & Release Management: Solid understanding of CI/CD pipelines, deployment processes, environment management, version control, and release management for Mendix applications. Experience deploying applications in cloud-based and/or containerized Mendix hosting environments is required
• Cloud & Container Technologies: Practical experience working with modern cloud or containerized environments and understanding the deployment, configuration, monitoring, and maintenance of enterprise Mendix applications
• Agile Delivery: Proven experience working within Agile enterprise delivery frameworks, collaborating effectively with cross-functional teams, product owners, architects, and business stakeholders. Experience working within SAFe (Scaled Agile Framework) environments is preferred
• Enterprise Delivery Experience: Strong communication, problem-solving, and stakeholder-management skills, with the ability to work independently on complex enterprise applications and contribute to technical design and delivery decisions

• Mendix Development: 8-10 years of hands-on experience in Mendix application development, with a proven track record of delivering enterprise-grade Mendix solutions. Candidates must hold an active Mendix Expert Certification
• Enterprise System Integration: Strong experience designing, developing, and deploying Mendix applications integrated with Siemens Teamcenter or comparable enterprise platforms such as PLM, ERP, or MES systems. Hands-on experience with Siemens Teamcenter PLM is highly desirable
• Application Architecture & Domain Modelling: Expertise in designing high-performance, normalized, and scalable Mendix domain models, with a strong focus on data integrity, security, performance optimization, maintainability, and enterprise scalability
• Security & Performance: Strong understanding of Mendix security architecture, including role-based access, entity-level security, data access controls, and best practices for optimizing application and database performance
• Automated Testing: Hands-on experience implementing and maintaining automated testing frameworks, including Mendix Application Test Suite (ATS), unit testing, automated regression testing, and/or API testing
• Deployment & Release Management: Solid understanding of CI/CD pipelines, deployment processes, environment management, version control, and release management for Mendix applications. Experience deploying applications in cloud-based and/or containerized Mendix hosting environments is required
• Cloud & Container Technologies: Practical experience working with modern cloud or containerized environments and understanding the deployment, configuration, monitoring, and maintenance of enterprise Mendix applications
• Agile Delivery: Proven experience working within Agile enterprise delivery frameworks, collaborating effectively with cross-functional teams, product owners, architects, and business stakeholders. Experience working within SAFe (Scaled Agile Framework) environments is preferred
• Enterprise Delivery Experience: Strong communication, problem-solving, and stakeholder-management skills, with the ability to work independently on complex enterprise applications and contribute to technical design and delivery decisions

Requirements

8-10 years of hands-of Mendix application development, holding an active Mendix Expert Certification.

Proven track record of building and deploying Mendix applications integrated with Siemens Teamcenter or similar enterprise systems (PLM/ERP/MES). Teamcenter PLM knowledge is a strong advantage.

Expertise in designing performant, normalized, and highly efficient domain models with a strong focus on data security , performance optimization, and enterprise scalability.

Experience implementing automated testing frameworks (e.g., Mendix Application Test Suite / ATS, unit testing, or automated API testing).

Solid understanding of deployment pipelines, release management, in containerized/cloud Mendix hosting environments.

Practical experience working within Agile enterprise frameworks, preferably SAFe (Scaled Agile Framework).