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Senior Software Engineer (Sitecore)

Merkle, a dentsu company, powers the experience economy as an integrated experience consultancy with deep roots in data science and business performance.
Copenhagen, Denmark
Backend
Senior Software Engineer
Hybrid
5,000+ Employees
5+ years of experience
Enterprise SaaS

Description For Senior Software Engineer (Sitecore)

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 some of 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 and implementing scalable solutions, developing APIs, and ensuring platform performance and security. The ideal candidate brings 5+ years of backend development experience and 3+ years of Sitecore expertise.

Merkle offers a compelling work environment with a strong focus on innovation and professional growth. The company has a proven track record of employee retention, with many team members staying for 5-20 years. The culture emphasizes work-life balance through hybrid work options and promotes continuous learning through training and certification programs.

As part of dentsu, Merkle has established itself as a leader in digital transformation, commerce, and experience design. With over 16,000 employees globally and operations in 30+ countries, the company provides extensive opportunities for career growth and exposure to international projects. In Denmark alone, they have over 300 talented professionals across offices in Copenhagen and Aarhus.

The role offers the chance to work with enterprise-level clients, contributing to significant digital transformation initiatives while being part of a collaborative and inclusive team. The company strongly values diversity and welcomes applications from all backgrounds, fostering an environment where innovation and personal growth are prioritized.

Last updated 21 days ago

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)

Node.js
  • 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)

Medical Insurance
  • 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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