Senior Software Engineer (Sitecore)
Job Description
Merkle, a Dentsu company, is seeking a Senior Software Engineer specializing in Sitecore to join their Copenhagen office. This role offers an exciting opportunity to work on digital platforms for Denmark's most recognized companies. As a senior engineer, you'll be instrumental in building and evolving Sitecore-based solutions, working alongside solution architects, DevOps engineers, and QA specialists.
The position requires strong expertise in backend development, particularly with Sitecore (9.x or 10.x) and the .NET stack. You'll be responsible for designing scalable solutions, developing APIs, and ensuring platform optimization. The ideal candidate brings 5+ years of backend development experience and 3+ years of Sitecore expertise.
Merkle offers a collaborative environment in their Copenhagen office with flexible work arrangements and strong focus on professional development. The company has an impressive track record of employee retention, with many staying for 5-20 years. They promote an inclusive culture where individuality is valued.
The role provides an opportunity to work with major Danish enterprises while being part of a global organization with over 16,000 employees across 30+ countries. Merkle's expertise is recognized by industry analysts, being named a "Leader" in various digital transformation areas. The company culture emphasizes innovation, work-life balance, and professional growth through training and certification programs.
This position is ideal for a senior developer looking to make an impact in a company that values technical excellence and offers clear career progression opportunities.
Responsibilities For Senior Software Engineer (Sitecore)
- Design and implement scalable backend solutions using Sitecore (9.x or 10.x) and .NET stack
- Collaborate with architects and tech leads to plan platform architecture and integrations
- Develop APIs and backend services that power content-driven experiences
- Optimize performance, security, and maintainability of Sitecore-based platforms
- Ensure compliance with development standards and contribute to internal best practices
- Participate in peer code reviews and provide technical mentorship
- Work closely with Danish enterprise clients, translating business needs into robust backend solutions
Requirements For Senior Software Engineer (Sitecore)
- 5+ years of backend development experience with C# and .NET technologies
- 3+ years of hands-on Sitecore experience, ideally including Helix and SXA
- Deep understanding of CMS architecture, component-based development, and content delivery patterns
- Experience with system integrations (REST APIs, CRM, DAM, ERP, etc.)
- Experience with TDS or Unicorn or similar products
- Familiarity with CI/CD pipelines and version control systems
- Experience working in agile development teams
- Strong communication skills in Danish (English is a plus)
Benefits For Senior Software Engineer (Sitecore)
- Opportunity to work with largest brands in Denmark
- Collaborative, friendly, and professional environment
- Flexible work-life balance including hybrid work options
- Career development through training, conferences, and certification programs
- Strong culture of innovation and craftsmanship
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