Python Software Engineer (Cybersecurity)

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 Authentication ProxyExtend and improve the Rublon Authentication Proxy with advanced LDAP and RADIUS capabilities. Your work will focus on scalability, reliability, and observability, enabling Rublon to support a growing number of enterprise and cloud use cases while strengthening customer IT environments.How You’ll WorkLocation: 100% remote or office in Kraków or Zielona Góra, PolandTechnology Stack: Python 3, Linux (services), Windows Server (services), LDAP, RADIUS, Inno SetupSelf development: access to online training courses, sponsored certificationsBenefits for employees: access to private medical care and MultiSport cardWhat You’ll DoAs a Python Software Engineer on the Rublon team you will:Extend the Rublon Authentication Proxy with new LDAP and RADIUS featuresImprove performance, scalability, and reliability of enterprise authentication servicesImplement observability enhancements (logging, monitoring, metrics) to ensure transparency and high availabilityDevelop cross-platform services for Linux and Windows environmentsCollaborate with team members on architecture, design, and implementation decisionsWrite secure, efficient, and maintainable Python codeContribute to automated testing, integration pipelines, and code reviewsAssist in deploying and maintaining production-ready authentication servicesSkills You HaveAt least 3 years of commercial experience in developing Python softwareKnowledge about authentication protocols (LDAP, RADIUS)Ability to come up with creative concepts using modern technologies together in unexpected waysInterest in information security and secure software designNice To HavesExperience in developing server softwareKnowledge of C++ or Rust/Go programming language(s)Knowledge of software application securityKnowledge about Active Directory securityExperience with CI/CD environmentsFormal education and advanced degree in Information Security, Cybersecurity, Computer Science or similar and/or commensurate demonstrated work experience in the sameWhy ApplyYou want to help build the future of enterprise-grade authentication servicesYou enjoy developing secure, scalable, and reliable systems that make a real-world impactYou thrive in a collaborative team environment where innovation and secure coding practices matterYou are eager to grow professionally in cybersecurity and backend software developmentSteps After You ApplyYou’ll be invited to an online meeting with our recruiterAfterwards, we’ll ask you to do a small assignment, which will then be discussed with one of our technical leadsIf everything goes well, we will make you an offer and invite you to a final interview