For over 35 years, F-Secure has led the cybersecurity industry with our 200+ service provider partners. As the home of scam protection, we're reimagining how we protect people from modern threats through cutting-edge scam detection and solutions that are setting the industry standard. We bring together the sharpest minds of cyber security with a shared purpose: to protect people from modern threats. Here, you’ll have a real impact, making every digital moment more secure for everyone. You’ll thrive and grow in our Fellowship culture, where we dream big, trust, and challenge each other to deliver results and move with speed. You’ll be welcomed into a diverse, global team with an informal and collaborative culture where your voice truly matters.
Join us in securing the digital world together – where your work will make a lasting impact.
We're looking for an iOS Developer to join our product team in Bratislava, Slovakia. Our mobile applications protect millions of users worldwide from scams, malware, and digital threats – and we're looking for developers who want to make that impact even greater.
You'll have the opportunity to join our FSSDK team, which builds and maintains security SDKs used by major global partners. This role is based in Bratislava, Slovakia and we work in a hybrid setting.
We're Looking For
Senior or Mid-level iOS Developer – who is ready to take ownership of the iOS platform. You are someone who can drive high-level architectural decisions, ensure the long-term scalability of our code, and take a hands-on role in developing impactful new features.
Key responsibilities in this role:
- Building and enhancing mobile security applications that protect tens of millions of users across 50+ countries, developing our headless SDKs that integrate seamlessly with partner applications
- Implementing features around threat detection, safe browsing, VPN functionality, and identity protection
- Collaborating with security researchers, designers, and product managers to bring ideas from concept to delivery
- Contributing to code quality through design reviews, code reviews, and testing practices
What are we looking for?
- Experience in mobile development with SwiftUI with Swift/Objective-C for iOS/Mac
- Understanding of mobile architecture patterns and design principles
- Passion for writing clean, maintainable, and testable code
- Curiosity about cybersecurity and protecting users from digital threats
- Full professional proficiency in English for collaboration in our international environment
You'll stand out if you have:
- Experience building security-focused applications or SDKs
- Understanding JavaScript/TypeScript code
- Passion for building scalable, responsive and modular world-grade consumer UX
- Background in networking, VPN technologies, or mobile security
- Experience with modern CI/CD and build systems
- Experience with cross-platform UX technologies is a bonus
- Experience shipping products with high cadence while maintaining quality
- Track record of mentoring others (for senior/lead positions)
Our Hiring Process
Our hiring process typically consists of three rounds: an introduction interview, a technical team interview, and a final interview. We aim to move quickly and keep you informed throughout.
What you will get from us?
- Welcome to the good side – the home of scam protection! Work with industry-leading experts defining the future of cybersecurity and scam protection
- Be an AI pioneer, not a follower. Access industry-leading tools like Claude and Claude Code, with full support to integrate AI into your daily work while others are still figuring out policies. We're not asking "if" but "how" AI transforms our work, positioning you at the forefront of the industry.
- Thrive in our Fellowship culture where we empower, trust, challenge, and support each other in doing our best work.
- Flexible work that works for you – hybrid and remote options with team-agreed ways of working.
- Inclusive environment with flat, approachable leadership in our diverse global community.
- Comprehensive global benefits including Employee Share Savings Plan (ESSP), Fellow Member of the Board opportunities, and Annual Protect & Educate paid volunteer day.
- Wellbeing support through personal coaching services and one hour per week for personal recharging.
- Continuous growth via F-Secure Academy, Leadership programs, AI training, mentoring, and dedicated Learning Week.
Our benefits include extensive health care, phone and gym benefit, remote working and many more things to keep our best asset – people - happy!
A security vetting will possibly be conducted for the selected candidate in accordance with our employment process.
