SumUp
Warszawa, Masovian Voivodeship, Poland
Full-time
about 22 hours ago
About SumUp Be empowered to do more that matters. At SumUp, we're on a mission to empower small businesses across the globe by providing a…
About the Opportunity
At N26, security is the foundation of our bank. As one of the first banks completely hosted in the cloud—our security, resilience, and productivity standards require not only the use of a modern technology stack, but the building of teams in line with our principles and in the service of our product teams, the company, and our customers.
We are seeking a talented Senior Backend Engineer with a strong security or SRE background to join our Security Engineering team. In this role, you will be part of a small, high-impact, and independent team responsible for building and scaling the N26 Security Platform. This team acts as a central force within our security organization, building internal products and automation engines that support multiple specialized teams across the company. Our cross-functional teams are passionate about collaboration and sharing knowledge, as well as working with a high degree of autonomy. This is a role for an engineer who thrives on autonomy, wants to embrace the latest technological updates, and is excited to solve high-stakes technical challenges on a daily basis.
Once here you will
Design and Own End-to-End Solutions: Lead the architectural design and implementation of high-availability, high-performance backend services and platform components, seeing them through from concept to production completion.
Build the Security Platform: Develop tools and automation engines that enable specialized security teams to automate threat detection, incident response, and vulnerability management at scale.
Enable the Organization: Act as a technical partner to various streams within the organization, building the shared infrastructure and automation they need to operate efficiently.
Drive Technical Excellence: Maintain an exceptionally high bar for code quality, software architectures (Distributed systems, Domain-Driven Design), automated testing, and system reliability right across the platform.
Champion "You Build It, You
Neutral 2–4 sentence summary of what working at this company is like, drawn from public reviews and press coverage. Tone, collaboration style, pace, benefits highlights.
£45,000 – £60,000 (Glassdoor, Levels.fyi, 2025)
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