Senior software developer

- Aachen, Germany

We are looking for someone who wants to work with dedicated people, modern products and customers all over the world. As one of the world’s leading companies for PKI and digital signing solutions, we’re expanding our business as well as our personnel numbers. With expansion comes opportunity – are you up for the challenge?

Apply for this job


What we are looking for

PrimeKey is looking for a highly qualified and motivated software developer to join one of our growing agile teams in our Aachen office.

We live and breathe RSA, X.509, open source and hardware security modules. It is desirable if you have some experience and an interest in this area. However, it is of higher importance for us to find someone who is bursting with talent, demonstrating a product and customer-oriented mindset and a readiness to work in an agile way. 


Responsibilities include:

  • Design and implement new functionality in our existing products

  • Work in an agile development team to ensure proper implementation and high customer satisfaction 

Personal qualifications

We highly value the following personal qualifications and competencies:

  • Driven and action-oriented

  • Ability to work independently, proactively, and responsibly, and to take initiative

  • Positive and customer-focused

  • Structured and organized

  • Excellent problem solving skills

  • Easily cooperates with others


You will be part of the team at the PrimeKey offices in Aachen, Germany.

A valid working permit is a requirement. 


You have successfully completed a University degree or comparable education in Computer Science, or a comparable scientific subject. 


To be a good candidate for us, you are most likely:

  • Open-minded and flexible team player with the ability to inspire your colleagues with your expertise.
  • Enthusiastic about working in a dynamic and expanding environment, focusing on with growing focus to making the product success and ensuring customer satisfaction.
  • Interested in Agile ways of working
  • Fluent in English and German
  • Preferably knowledgable of software development in one or more of the following:
    • IT security, PKI, open source software, and hardware security modules
    • Linux and possibly Linux networking.
    • Java Enterprise, Java / Javascript
    • Bash scripting, Python and C / C++
    • Optionally: SQL, Embedded Software

Do you have questions?

For further information, please contact: 

Manfred Husz
Engineering Manager
Phone: +49 170 4451836

What you want

We at PrimeKey are an open community of security geeks and we love meeting others who are eager to work with world-beating PKI security. If learning from leading security experts and lunch conversations about IoT security sound exciting to you, get in touch with us.

PrimeKey is one of the world’s leading companies for public key infrastructure (PKI) and digital signing solutions. As of June 2021, PrimeKey is a part of Keyfactor. 

Work in the forefront of security

For two decades, PrimeKey has been at the forefront of open source-based PKI (Public Key Infrastructure) and digital signing solutions. We work with some of the world’s most renowned organizations, but pride ourselves on bringing the same warmth and enthusiasm to any business, regardless of size.

With our products, we enable the creation and use of digital certificates and signatures, which are key elements for secure communication. We deliver the capability to implement enterprise grade PKI and signature systems ready to support solutions such as IoT, e-ID, ePassports, authentication, digital signatures, code signing, and validation; all solutions where digital certificates would be a main enabler. 

Join a friendly and creative company

Working at PrimeKey means excellent development opportunities, working with some of the best PKI specialists and developers in the world, joining a pleasant working environment, and interacting with highly skilled and engaged coworkers. 

Our core values are Excellence, Trust, and Openness, all aiming at always delivering high quality solutions to make the world of IT a secure place for sensitive information and communication. 

PrimeKey has offices in Stockholm, Sweden; San Mateo, USA; Aachen, Germany; Paris, France; and Melbourne, Australia. 

Does this sound interesting?

Please send your CV and cover letter with the job title as the subject.

Apply for this job

Please note: We are only looking for direct applicants and are not interested in being contacted by recruitment companies. 

More open positions

Enterprise sales director – Aachen, Germany

PrimeKey is looking for an enthusiastic, professional, and goal-oriented enterprise sales director to join our team in the DACH Territory. 

Solution engineer – Aachen, Germany

PrimeKey is looking for a highly qualified and motivated solution engineer.