Rublon

Secure Remote Access

Join Rublon to work with a team of cybersecurity enthusiasts who are building the future of enterprise user authentication. Rublon MFA is a multi-factor authentication platform used by hundreds of customers across the globe to protect employee logins to networks, servers and applications.

We are looking for a long-term employee who will support us in the following area:

Development of Rublon MFA Core Components

Help us build and improve the core components of Rublon MFA. You will develop high‑quality APIs, SAML/OIDC services, and integrations with cybersecurity tools such as SIEM, IGA, and IAM systems. The focus will be on robustness, performance, and clean architecture to ensure scalability and security for enterprise environments.

How You’ll Work

  • Location: 100% remote or office in Kraków or Zielona Góra, Poland
  • Technology Stack: PHP 8.3, Laravel 11, Angular 18, Docker, GitHub, AWS, SAML, OpenID Connect (OIDC), LDAP, Entra ID, cloud IAM
  • Self development: access to online training courses, sponsored certifications
  • Benefits for employees: access to private medical care and MultiSport card

What You’ll Do

As a PHP Laravel Developer on the Rublon team you will:

  • Develop and maintain core platform components of Rublon MFA
  • Build and extend secure APIs, SAML/OIDC services, and cloud integrations
  • Collaborate with the team on designing scalable, cloud-based architectures (AWS)
  • Implement integrations with cybersecurity tools like SIEM, IGA, and IAM
  • Contribute to frontend development using Angular where needed
  • Ensure high performance, security, and clean architecture in all deliverables
  • Participate in code reviews and enforce secure coding standards
  • Implement automated integration and end-to-end tests
  • Work closely with product managers and engineers to deliver enterprise-grade solutions

Skills You Have

  • At least 3 years of commercial experience in developing PHP software with Laravel
  • Good knowledge of cloud software architecture
  • Experience in building highly scalable cloud systems (preferably on AWS)
  • Good understanding of secure API design principles
  • Knowledge about authentication protocols like LDAP, SAML, OIDC
  • Experience in frontend development
  • Knowledge about building secure web applications
  • Ability to come up with creative concepts using modern technologies together in unexpected ways
  • Interest in information security and secure software design

Nice To Haves

  • Experience with Single Sign-On (SSO) systems
  • Understanding of core Identity & Access Management (IAM) concepts
  • Knowledge of Active Directory and Entra ID
  • Experience with Microsoft Graph API
  • Knowledge of software application security
  • Earned at least one AWS certificate
  • Experience with CI/CD environments
  • Ability to design user interfaces with great UX
  • Formal education and advanced degree in Information Security, Cybersecurity, Computer Science or similar and/or commensurate demonstrated work experience in the same

Why Apply

  • You want to work on enterprise-grade authentication and cybersecurity solutions used worldwide
  • You enjoy building secure, scalable, and high-performing applications
  • You thrive in a collaborative team environment where innovation and secure coding practices are valued
  • You are eager to grow professionally in cloud development, web security, and IAM technologies

Steps After You Apply

  1. You’ll be invited to an online meeting with our recruiter
  2. Afterwards, we’ll ask you to do a small assignment, which will then be discussed with one of our technical leads
  3. If everything goes well, we will make you an offer and invite you to a final interview