Nextlink is seeking an experienced MES Developer / Connect IoT Expert to design, develop, customize, and integrate Critical Manufacturing MES solutions that enable smart factory automation and Industry 4.0 initiatives. The ideal candidate will have strong expertise in C#/.NET development, equipment integration, and factory connectivity, with hands-on experience in Critical Manufacturing MES customization and industrial communication protocols.

This role involves developing high-performance MES applications, integrating manufacturing equipment with enterprise systems, and delivering scalable solutions for advanced manufacturing environments such as semiconductors, electronics, robotics, medical devices, and other high-tech industries.

Key Responsibilities

MES Development

• Develop, customize, and maintain Critical Manufacturing MES applications using C#/.NET Core.
  
• Configure and extend MES functionality across backend, frontend, and equipment integration layers.
  
• Develop reusable, scalable, and high-performance software components following best development practices.
  
• Troubleshoot, debug, and optimize MES applications to ensure system reliability and performance.
  
• Design and implement equipment integration solutions using Critical Manufacturing Connect IoT.
  
• Integrate manufacturing equipment using industry-standard protocols including:
  • OPC
    
  • OPC UA
    
  • SECS/GEM
    
  • MQTT
    
  • HSMS
    
  • TCP/IP
    
  • RS-232
    
  • FTP
    
  • REST APIs
    
• Develop reliable interfaces between manufacturing equipment, automation systems, and MES applications.
  
• Support factory automation and real-time shop-floor connectivity initiatives.
  

Requirements

Required Qualifications

• Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field.
  
• Minimum 8 years of experience in C#/.NET Core software development.
  
• Minimum 4 years of experience in high-level equipment integration using OPC and/or SECS/GEM standards.
  
• Minimum 4 years of hands-on experience with Critical Manufacturing MES, including backend, frontend, and equipment integration customization.
  
• Critical Manufacturing MES Developer and Connect IoT Certification.
  
• Excellent written and spoken English communication skills.
  
• Willingness to work from the customer location in Sweden and travel as required.
  

Preferred Qualifications

• Experience in semiconductor, electronics, robotics, medical device, or advanced manufacturing industries.
  
• Strong understanding of manufacturing production processes and factory automation.
  
• Experience working with Agile software development methodologies.
  
• Experience leading small technical teams or mentoring developers.
  
• Hands-on experience with Docker and container orchestration platforms such as Docker Swarm or Kubernetes.
  
• Knowledge of software architecture, scalability, and performance optimization.
  

Required Competencies

• Strong analytical and problem-solving skills.
  
• Excellent software design and debugging abilities.
  
• Strong understanding of industrial automation and equipment connectivity.
  
• Effective communication and collaboration skills.
  
• Ability to work independently and within cross-functional global teams.
  
• Customer-focused mindset with a commitment to delivering high-quality solutions.