Your mission
Are you an enthusiastic Mobile Development Team Lead ready to take the next step in your career?
You like exciting projects, using new development technologies?
Are you interested in the telecommunications industry?
Here you will work close with other team members: software developers, test engineers, product owners, IT professionals and external partners.
Your profile
Duties and Responsibilities
Technical Leadership
- Design, build and maintain advanced Android and iOS applications
- Ensure clean architecture, maintainability and scalability
- Oversee API integrations (REST, GraphQL, WebSockets or similar)
- Optimize performance, memory usage and application stability
- Ensure compliance with security and platform best practices
DevOps & Delivery Performance
- Improve deployment frequency and reduce batch size in mobile releases
- Reduce lead time from development to production
- Minimize change failure rate through quality and automation
- Improve incident response and recovery (MTTR) through better observability and release discipline
- Drive CI/CD adoption and test automation within the mobile domain
- Contribute to release predictability and production reliability
Team Leadership & Culture
- Mentor and support mobile engineers
- Conduct code reviews and enforce engineering standards
- Foster ownership mentality and production accountability
- Create a psychologically safe, performance-oriented team environment
- Encourage experimentation, learning and continuous improvement
Collaboration & Alignment
- Collaborate with UI/UX designers for optimal user experience
- Work closely with backend and DevOps teams for integration quality
- Participate in architecture discussions impacting the mobile domain
- Align mobile engineering practices with broader platform and DevOps strategy
Required Qualifications & Experience
- 5+ years of experience in Android and/or iOS development
- 2+ years in a senior or technical leadership role
- Strong expertise in Kotlin and/or Java (Android)
- Deep understanding of mobile architecture patterns and clean code principles
- Experience integrating distributed backend systems
- Practical understanding of CI/CD, DevOps and DORA metrics
- Strong systems-thinking mindset and performance orientation
- Experience working in Agile environments
- Strong stakeholder communication skills
- English proficiency (written and spoken)
Advantages
- Experience with cross-platform frameworks (React Native, Flutter, .NET MAUI)
- Experience publishing applications on Google Play Store and App Store
- Experience in regulated or mission-critical environments
- Experience contributing to platform engineering initiatives
- Familiarity with cloud-native architectures and observability tooling
Why us?
- Lead a mission-critical mobile domain with real societal impact
- Influence engineering performance using measurable DevOps outcomes
- Be part of a full-scale engineering transformation
- Shape how mobile engineering evolves toward high-frequency, high-confidence releases
- Contribute to building a truly high-performance engineering culture
We are offering
- Professional challenges, inspiring, diverse tasks
- Structured development process
- Learning path on new technologies (AI, LLM)
- Multiculture environment
- Home office days
- Relaxed atmosphere, steady, supportive international team
- Easily accessible modern office with good infrastructure
- Complimentary coffee, fruits and snacks
About us
Telio is a medium-sized, internationally active, rapidly growing company in the field of telecommunications and IT services in the prison sector. As the European market leader, we have been providing communications solutions for prisons and their inmates worldwide for over 25 years. With more than 270 employees, we are active in 23 countries and develop, install and operate communication and media systems that make an important contribution to resocialization in prisons as well as in correctional facilities.
