Senior Software Security Engineer – Backend & Cloud Infrastructure

Unleash the Future of Secure Cloud Infrastructure — Drive Innovation with Cutting-Edge Technologies!

Krakow-based opportunity with hybrid work model (6 days per month in the office).

As a Senior Software Security Engineer – Backend & Cloud Infrastructure, you will be working for our client, a leader in developing innovative security solutions within the tech industry. You will play a pivotal role in advancing engineering excellence across the Security platform, contributing to strategic programs that shift towards open-source, cloud-based automation and high-performance product development. This position offers a unique chance to influence security architecture and evolve best practices in a dynamic environment, fostering both personal growth and impactful innovation.

Your main responsibilities:

• Hands-on development of production-grade software, maintaining a passionate, code-centric approach.
• Contribute to open-source projects, share knowledge via blogs or Github portfolio, and engage with the developer community.
• Design, develop, and optimize services on Google Kubernetes Engine (GKE), ensuring resilience and cost-efficiency.
• Architect and manage OAuth2/OpenID Connect flows within GCP, ensuring secure and scalable identity solutions.
• Implement high-performance backend services using Python (Django), Node.js (Typescript/NestJS), and Go-Lang.
• Optimize PostgreSQL queries for high concurrency and build event-driven architectures utilizing Pub/Sub.
• Lead initiatives to automate and improve deployment, testing, and operational processes, reducing toil.
• Stay current with industry trends (Go-Lang, Rust, Typescript) and share innovative ideas with your team.
• Mentor colleagues, promote best practices, and foster a culture of continuous improvement and technical excellence.
• Maintain a comprehensive understanding of security principles, including Zero Trust models, ensuring security as a feature.

You're ideal for this role if you have:

• Minimum of 5 years of experience in software engineering, with proven success in backend and cloud infrastructure projects.
• Expertise in Python (Django), Node.js (Typescript/NestJS), and ideally Go-Lang.
• Hands-on experience with GCP services (Cloud Run, GKE, Filestore) and Infrastructure as Code (Terraform).
• Strong knowledge of security frameworks, OAuth2/OpenID Connect, and Zero Trust principles.
• Ability to design scalable, secure, and high-performance backend services.
• Full-stack understanding with a focus on backend development and architecture design.
• Proven track record of shipping production software and contributing to open-source communities.
• Excellent problem-solving skills with a holistic view of technical issues.

It is a strong plus if you have:

• Experience with Rust or additional cloud platforms.
• Certifications related to cloud security or architecture.
• Proven experience in automating deployment pipelines and infrastructure management.

Language Required for the role:

• Fluent level of English (spoken and written).

Eligibility to work in Europe:

• Only candidates with an existing legal right to work in the European Union will be considered for this role.

#MAKEYourCareerBETTER

Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.