Senior BackEnd Engineering (Kentico)

This is a remote position.

Location: Remote
Engagement Type: Project-based Assignment; B2B Contract (Outside IR35)
Duration: 6 months with auto-renew
Timezone: CET ± 3 hours

Be part of our Global Engineering Network!

Our client, a leading provider of IT and digital product services, is seeking a Senior Backend Developer to join their engineering team on a project-based engagement.

In this role, you will be responsible for designing, developing, and maintaining backend systems and CMS-driven web applications using Kentico Xperience and the Microsoft .NET stack. You will work closely with cross-functional teams to deliver high-quality digital solutions for enterprise clients, ensuring scalability, performance, and reliability.

Key Deliverables

• Develop and maintain web applications and CMS solutions using Kentico Xperience and ASP.NET.
  
• Build and extend Kentico features such as modules, page templates, widgets, and components.
  
• Implement integrations with external systems, APIs, and services.
  
• Add new features and improve existing applications.
  
• Troubleshoot and resolve production issues.
  
• Conduct code reviews and ensure code quality standards are followed.
  
• Support system design and contribute to scalable backend architecture.
  
• Collaborate with stakeholders to translate requirements into technical solutions.
  
• Improve application performance, stability, and maintainability.
  
• Maintain technical documentation.
  
• Support ongoing maintenance of existing Kentico applications.
  
• Follow secure coding practices and development standards.
  
• Work within CI/CD and containerized (Docker) environments when applicable.
  

Requirements

Ideal Profile

• Bachelor’s degree in Computer Science or equivalent experience.
  
• 5+ years of experience in backend development.
  
• Strong experience with C#, ASP.NET MVC, and .NET 5+ / .NET 6+.
  
• Hands-on experience with Kentico Xperience.
  
• Good understanding of web technologies, APIs, and system integrations.
  
• Experience with SQL Server.
  
• Knowledge of SOLID principles and secure coding practices (OWASP).
  
• Familiarity with Git.
  
• Working knowledge of HTML5, CSS, JavaScript.
  
• Experience with Docker is a plus.
  
• Good English communication skills.
  
• Strong problem-solving ability and ability to work remotely.
  

Why Partner with Us?
· Clear scope with no ambiguity over deliverables.
· Opportunity for repeat engagements based on performance.

Selection Process

1. Proposal Submission
   o Submit your professional profile/CV by applying for the role.
2. Business Alignment Call
   o 30-minute virtual discussion with a Human Capital Consultant to review scope and expectations.
3. Verification
   o Opportunity to complete Castille Vetting (background and compliance checks).
4. Client Skills Review
   o Direct interview with the end client to discuss project specifics.
   o Project-specific technical assessment (if required).

• Ongoing Business Support
  · Access to CX guidance and market insights through our professional network.​