Senior .NET Software Engineer

Location: Belgrade

Time Type: Full time

Job Description

Job Description:

We Dream. We Do. We Deliver.

At Merkle, a dentsu company, we power the experience economy. Whether we’re building the next great app, running CRM at scale for global brands, delivering technology architectures that support millions of users, or providing world-class data, identity, and insights solutions, it’s all in the name of crafting experiences that set brands apart from the competition. Backed by dentsu's legacy of innovation and creativity originating in Japan, we’ve spent over 35 years helping brands build loyalty, drive growth, and connect meaningfully with their audiences.

We’ve been named a global “Leader” by top industry analyst firms in categories as wide-ranging as digital transformation and commerce, experience design, engineering and technology integration, digital marketing, data science, CRM and loyalty, and customer data management.

What You Will Do

• Lead technical decisions for new features, improvements, and architectural evolution.
• Contribute across the full SDLC: requirements, design, development, testing, documentation, and release.
• Ensure scalable, secure, maintainable, and high‑quality backend solutions.
• Own complex feature delivery and solve key technical and architectural challenges.
• Conduct code reviews, enforce coding standards, and promote best practices.
• Run technical ceremonies (Security & Quality gates, technical planning meetings).
• Identify and execute technical Enablers and Proof‑of‑Concepts.
• Monitor system health, analyze performance, and support non‑functional testing (load, connectivity, DRP).
• Handle L2/L3 technical incidents and participate in release deployments.
• Mentor developers, lead training sessions, and support onboarding of new team members.
• Collaborate closely with Product Owners, Business Analysts, Architects, developers, IT teams, and external partners.

What You Bring

Technical Skills

• Strong hands‑on expertise in .NET / C# (ASP.NET, .NET Core, .NET 8/10).
• Experience designing and maintaining scalable backend systems and microservices.
• Strong understanding of:
  • MS SQL Server & T‑SQL
  • Redis
  • Kafka
  • MongoDB
  • API Management (APIM)
• Experience with:
  • Linux commands and server environments
  • Kubernetes / OpenShift
  • CI/CD pipelines (Azure DevOps)
• Solid experience in debugging, performance optimization, and security best practices.
• Cloud platform experience is an asset.
• ReactJS or other FE experience is a plus.

Soft Skills

• Excellent communication skills and ability to translate technical topics for various stakeholders.
• Strong problem‑solving mindset and attention to detail.
• Leadership and mentoring capability.
• Comfortable working in Agile environments (Scrum, SAFe).
• Fluent English (spoken & written); French is an advantage.

What’s in It for You? 

Global Perspective: As part of a dentsu company, collaborate with over 70,000 talented colleagues across 145 countries to drive innovation on a global scale.

Flexibility & Balance: Enjoy hybrid work models, adaptable hours, and home office options.

Inclusive & Supportive Culture: We celebrate diversity and foster a respectful workplace where every team member’s unique perspective is valued, and everyone is welcome.

Well-balanced reward package: We offer competitive salaries, volunteer days, wellness days, modern offices, and a multi-cultural environment that fosters creativity and innovation.

Innovation-Driven Work: Contribute to projects that are reshaping industries and driving transformation with next-generation technologies and strategies.

Purpose-Driven Culture: Be part of an organization that fosters sustainable growth for brands, people, and society—where every contribution makes a meaningful impact.

Growth Opportunities: Expand your skills through training, mentorship, and data-driven projects that reshape customer experience and business outcomes. Explore opportunities in the whole dentsu network to expand your reach.

*many more attractive benefits are waiting for you, for more details regarding additional benefits, please ask your recruiter

Ready to join the team? Shape your unique career and reach your full potential. Apply now and join us in transforming the future together.

*At dentsu, Diversity, Equity, and Inclusion (DEI) is central to our vision: "To be at the forefront of people-centered transformations that shape society." 

We cherish the unique talents and perspectives of all individuals, welcoming applicants regardless of gender, gender identity, nationality, religion, ethnicity, cultural background, sexual orientation, age, physical or mental ability. By embracing diverse perspectives, we create meaningful change and sustainable growth for our people, clients, and society. Our hiring decisions are guided by qualifications and role-specific requirements, ensuring a workplace free from discrimination and harassment.

#LI-MERKLE

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