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Rust/C++ Software Engineer (ZTNA)
  • Zielona Góra
Rust/C++ Software Engineer (ZTNA)
Zielona Góra, Zielona Góra, Lubusz Voivodeship, Polska
RUBLON sp. z o.o.
5. 9. 2025
Informacje o stanowisku

Rust/C++ Software Engineer (ZTNA)

Miejsce pracy: Zielona Góra

Technologies we use

Expected

  • C++
  • Rust

Optional

  • Python

Operating system

  • Linux

About the project

Rublon’s research and development activities on securing access to applications will enable us to build innovative solutions for passwordless multi-factor authentication. By leveraging web proxies and Zero Trust Network Access (ZTNA) principles, we are creating technologies that transform how enterprises provide secure, seamless, and user-friendly access to business-critical resources.

Your responsibilities

  • Design, implement, and optimize secure, high-performance software in Rust and C++.
  • Contribute to components related to passwordless authentication in TypeScript.
  • Build secure and scalable solutions for web proxies, reverse proxies, and communication layers.
  • Prototype and validate new ideas by creatively combining modern technologies.
  • Participate in architectural design sessions, code reviews, and technical discussions.
  • Deliver clean, maintainable, and secure code following industry best practices.

Our requirements

  • 3+ years of commercial experience in software development with Rust, C++, and/or TypeScript.
  • Familiarity with web proxy and reverse proxy concepts.
  • Strong ability to create innovative solutions with modern technologies.
  • A genuine interest in information security and secure software design.

Optional

  • Experience with Python.
  • Knowledge of FIDO2 / Passkeys and passwordless authentication.
  • Understanding of software application security.
  • Familiarity with web servers and system administration.
  • Hands-on experience with CI/CD environments (e.g., Docker).
  • Background in penetration testing or offensive security.
  • Advanced degree in Cybersecurity, Information Security, Computer Science, or equivalent experience.

Division of working time

  • 100% Research

This is how we organize our work

Team size

10

This is how we work

  • in house
  • you focus on a single project at a time
  • you have influence on the choice of tools and technologies
  • you have influence on the technological solutions applied
  • you have influence on the product
  • you develop the code "from scratch"

Team members

  • backend developer
  • fullstack developer
  • technical leader
  • architect
  • cybersecurity specialist
  • project manager
  • system analyst
  • IT administrator

This is how we work on a project

  • code review
  • architect / technical leader support
  • documentation
  • pen tests
  • manual tests

Development opportunities we offer

  • intracompany training
  • mentoring
  • space for experimenting
  • substantive support from technological leaders

What we offer

  • Location: Remote or from our offices in Kraków or Zielona Góra, Poland.
  • Become part of Rublon’s R&D team working on the future of passwordless authentication and ZTNA.
  • Collaborate with engineers, product managers, and security experts to design and deliver secure, innovative solutions.
  • Work with cutting-edge technologies including Rust, C++, TypeScript, and FIDO2.
  • Benefit from opportunities for self-development through training, courses, and knowledge sharing.
  • Experience a culture that values creativity, innovation, and technical excellence.

Benefits

  • private medical care
  • sharing the costs of professional training & courses
  • remote work opportunities
  • flexible working time
  • integration events
  • coffee / tea

Recruitment stages

  • Online meeting with recruiter
  • Small technical assignment
  • Final interview & offer

Why Apply

  • You love collaborating with, teaching, and learning from high-performing peers on software projects
  • You work best in teams of high-performers rallying around achieving a common goal

Steps After You Apply

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

RUBLON sp. z o.o.

Rublon serves over 500 customers from various industries in more than 50 countries across the world, primarily in Europe and North America. The company was founded in Poland in 2001 to process unpublished patent applications for the German government-owned Bundesdruckerei (Federal Press). Later, the company became a publisher of numerous successful online services targeted at international audiences. As a member of the Polish Astec Group since its inception, the company has always had software development in its DNA. While building a portfolio of business software solutions, Rublon launched Rublon MFA in 2018 and grew it into a leading workforce multi-factor authentication solution.

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    • Zielona Góra - Oferty pracy w okolicznych lokalizacjach

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