Senior software product 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?

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What we are looking for

PrimeKey is looking for a highly qualified and motivated software product developer to join one of our growing agile teams in our Aachen office. You have at least 4-5 years of experience of developing professional software and have experience in hardware-based development. Ideally you have had a senior role in product development.

We live and breathe RSA, X.509, open source and hardware security modules. It is desirable if you have experience and an interest in this area, however it is of higher importance for us is to find someone who is just bursting with talent, demonstrating a product and customer-oriented mindset and having proven knowledge and skills in agile ways of working.


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

  • Contribute with your expertise to architectural decisions and be ready to follow the product throughout its whole development lifecycle

Personal qualifications

We highly value the following personal qualifications and competencies:

  • Motivated and able to work independently, proactively and responsibly

  • Ability to take own initiative

  • Positive attitude and customer focused

  • Structured and organized

  • Has an agile mindset and appreciates an agile working environment

  • Excellent problem solving skills

  • Easy to co-operate with others and appreciates collaborative teamwork

  • Works well in a team environment

  • Excellent oral and written communication skills


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


To be successful in this role you most likely have:

  • Excellent knowledge of software development in complex systems.

  • 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.

  • Solid experience in Agile ways of working.

  • Very good knowledge of Linux and possibly Linux networking.

  • Experience of Java Enterprise

  • Knowledge and experience in Bash scripting, Python and C / C++

  • Ideally knowledge in Java / Javascript, SQL, Embedded Software

  • Fluent in English and German

It is also be desirable if you have understanding and general knowledge of IT security, PKI, open source software and hardware security modules.


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

A valid working permit is a requirement. 

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 detailed CV, cover letter including salary expectations and earliest possible entry date. 

Apply for this job

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

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