Software Engineer II (Full-stack Android)

Your new company 

You will be joining a rapidly growing international technology organization that develops advanced smart‑security and IoT solutions used by millions of customers worldwide. The company combines the agility of an entrepreneurial environment with the stability of a global market leader. Its newly established engineering hub in Krakow focuses on delivering high‑quality mobile and backend features that enhance the customer experience across a large‑scale, cloud‑based platform. 

Your new role 

As a Software Engineer II (Full‑stack Android), you will contribute to the development of native Android features and backend services supporting customer‑facing applications. You will collaborate closely with product managers, designers, and experienced engineers to build scalable, reliable, and secure solutions. Your responsibilities will include implementing new features, writing unit tests, participating in code reviews, and helping monitor production performance. This role offers the opportunity to work across multiple layers of the stack, from Kotlin/Java on Android to C# on backend services. 

What you'll need to succeed 

• At least 2 years of professional software development experience
• Strong knowledge of Android development (Kotlin or Java)
• Exposure to backend technologies, ideally C# or Java
• Familiarity with relational databases (SQL Server, PostgreSQL, or similar)
• Solid understanding of software engineering fundamentals, algorithms, and design patterns
• Experience with Git and modern development workflows
• Good communication skills and proficiency in English
• Curiosity, willingness to learn, and interest in both mobile and backend best practices
• Bonus: experience with React Native, iOS, cloud technologies, Kafka, microservices, or automated testing

What you'll get in return 

• Opportunity to work on products used by millions of customers globally
• Collaboration with highly skilled engineers and access to strong mentorship
• Hands‑on experience with IoT devices, modern Android development, and backend technologies
• A chance to grow into a well‑rounded full‑stack mobile engineer
• Long‑term employment based on a permanent contract
• Attractive benefits package including medical care, life insurance, sports card, and an annual professional development budget
• A modern office environment with a culture that values teamwork, innovation, and continuous learning

What you need to do now 

If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.

Hays Poland sp. z o.o. is an employment agency registered in a registry kept by Marshal of the Mazowieckie Voivodeship under the number 361.