BFF (Kotlin, Java) Developer, Zürich (Kreis 11)

We Dream. We Do. We Deliver.

Merkle, a dentsu company, powers the experience economy. For more than 35 years, the company has put people at the heart of its approach to digital business transformation. As the only integrated experience consultancy in the world with a heritage in data science and business performance, Merkle delivers holistic, end-to-end experiences that drive growth, engagement, and loyalty. Merkle's expertise has earned recognition as a "Leader" by top industry analyst firms, in categories such as digital transformation and commerce, experience design, engineering and technology integration, digital marketing, data science, CRM and loyalty, and customer data management. With more than 16,000 employees, Merkle operates in 30+ countries throughout the Americas, EMEA, and APAC. For more information, visit .

Who are we looking for? We are looking for a proactive and collaborative Java/Kotlin Developer who enjoys working in cross‑functional teams and contributing to modern digital platforms. You are someone who takes ownership, communicates openly, and is motivated to continuously improve both products and processes.

You thrive in an agile environment, enjoy solving complex problems, and are passionate about building scalable backend solutions that deliver real business value.

Requirements

Solid experience with Java and/or Kotlin

Experience working with Spring Boot and modern backend architectures

Understanding of microservices architecture

Experience with REST APIs and event‑driven systems

Familiarity with CI/CD pipelines, DevOps practices, and cloud environments

Knowledge of databases (SQL/NoSQL)

Experience working in agile teams (Scrum/Kanban)

Strong problem‑solving skills and a structured way of thinking

Good communication skills and ability to collaborate across teams

Fluency in English and German

What You Will Do

Develop and maintain backend services using Java/Kotlin

Design and implement scalable and secure microservices

Collaborate closely with product owners, designers, and other engineers

Contribute to architecture decisions and technical improvements

Ensure code quality through testing, code reviews, and best practices

Work on CI/CD pipelines and deployment processes

Continuously optimise system performance and reliability

Actively participate in agile ceremonies and team discussions

Why choose dentsu? Global Reach with Local Expertise Join a network that spans 145 countries, with over 70,000 talented employees. Collaborate with bright minds worldwide and gain insights from diverse industries and markets.

Innovation at Our Core For over 120 years, we have been pushing boundaries to connect brands with their audiences through cutting‑edge technology, creativity, and transformative solutions.

Commitment to Impact We focus on driving meaningful outcomes for our clients and their communities, whether through increasing revenue, influencing behavior change, or fostering positive organisational culture.

Collaborative Network Work alongside six global brands all united in delivering highly integrated and scaled transformation solutions.

These are some of the things we offer

25 days of holidays

2 volunteer days for charitable activities

Mental health support: 3 extra wellness days on top of vacation days, a Mental Health First Aider and Employee Assistance program

40‑hour week with overtime compensation

Flexible working hours model (flextime)

Independent home office management

State‑of‑the‑art, creative office space with ergonomically equipped workstations

Pet‑friendly offices (Zurich and St. Gallen)

Full access to Dentsu Academy, on‑site learning sessions, online language courses

Referral bonus programme

Workation possibility

Team events: company parties, monthly breakfasts, aperos

Location: Zürich

Brand: Merkle

Time Type: Full time

Contract Type: Permanent

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