C Senior Software Engineer (m/f/d)

Permanent employee, Full-time · Homeoffice

Who we are

Greenbone is a globally operating company developing open-source solutions for vulnerability analysis and management. Our products protect the digital infrastructures of organizations of all sizes by identifying security issues before they turn into real threats. We operate in a rapidly growing market and are driven by innovation, flat hierarchies, and a culture of openness. Trust, teamwork, and personal growth are central to how we work – as is a healthy work-life balance.

As support for our development teams, we are looking for a Senior C Software Engineer (m/f/d) with many years of practical experience who enjoys advancing and helping to shape solutions. Motivated, dynamic and diverse teams are waiting to benefit from your expertise.

We consider the human “fit”, a strong understanding of modern coding practices and structured problem-solving skills more important than mastering specific technologies. Therefore, feel free to apply even if you have only worked with some of our technologies.

Your mission

Collaboratively developing solutions and making decisions as part of a Kanban team
Extending our (mostly public) projects hosted on GitHub with new features and fixes
Applying common development practices such as pair programming, clean code, code reviews, TDD, continuous integration, etc.
Performing failure analysis to component level and investigating root causes
Developing automated tests for new features
Promoting the team towards more effective and satisfying work by providing constructive input during daily work and retrospectives
Supporting the product owners in designing meaningful user stories
If interested, co-designing the future architecture
If interested, mentoring less experienced or new colleagues.

What you offer

Experience in solving backend structure problems/tasks on a larger scale
Knowledge of the pros and cons of a solution and ability to discuss them
Architecture knowledge and experience in breaking down bigger product visions into smaller development tasks
Test automation knowledge
You are communicative, open and eager to learn
You enjoy new technologies and methods
You are motivated by complex and challenging tasks
You recognize tasks independently and can complete them in a structured way
English communication is no obstacle for you

Must-have/core skill:

Nice to have:

Git
Github Actions
Docker
Bash (Unix shell)
PostgreSQL
Python

Why us

Opportunity to help shape a growing cybersecurity company
Flexible working hours and 100% remote option
A motivated and diverse team with an open company culture
Flat hierarchies, direct communication, and genuine appreciation
30 days of vacation and an attractive pension scheme
Job bike, fitness programs, and corporate health management
Comprehensive, ergonomic work equipment - also for the home office
Family-friendly environment and a healthy work-life balance

Apply for this job

About us

We are looking for people who want to develop their full potential with us. We seek team players who are willing to take on responsibility and share their enthusiasm. Above all, we want you to enjoy your work and want to make a difference! We value diversity and welcome applications from people of all genders, nationalities, ethnic and social backgrounds, religions, disabilities, age, sexual orientation and identity.

Your Application Process at Greenbone

1. Initial meeting with the Talent Acquisition Team (Duration: 30–45 minutes)
2. Interview with the Hiring Manager and Peer (Duration: approx. 60 minutes)
3. Final interview with Department Lead or C-Level (Duration: approx. 60 minutes)

The process may vary slightly depending on the position. For some technical roles, a case study is included between the second and third interview.

We look forward to getting to know you!

If you want to take a look behind the scenes, have a look at our LinkedIn channel or read what colleagues have to say on Kununu.