Title:  Software Architect (m/f/d)

This is worldline

We are the innovators at the heart of the payments technology industry, shaping how the world pays and gets paid. The solutions our people build today power the growth of millions of businesses tomorrow. From your local coffee shop to unicorns and international banks. From San Francisco to Auckland. We are in every corner of the world, in every part of commerce.  And just as we help our customers accelerate their business, we are committed to helping our people accelerate their careers. Together, we shape the evolution.

The Opportunity

You will be part of a highly flexible development team for the Hardware Security Modul ADYTON with members in Brussels, Aachen and abroad, so good communication skills are essential.

The Software Architect for the Worldline ADYTON HSM is responsible for designing and implementing the system software of the ADYTON Hardware Security Module (HSM). This role requires expertise in embedded programming, a strong background in C, OpenSSL, and experience with TLS communication protocols.
The architect will also support the development team by implementing functionality directly in C within an Agile development environment, with a focus on payment standards and protocols.

Day-to-Day Responsibilities​

Developing security products in embedded systems for financial transactions. Defining, analyzing, developing and validating security-related applications on a Hardware Security Module ADYTON.

Key Responsibilities:

• System Design: Develop and maintain the architecture for the system software of the Worldline ADYTON HSM.
• Embedded Programming: Implement secure and efficient embedded software solutions in C tailored for the ADYTON HSM.
• Technical Leadership: Guide and support development teams in best practices for implementing the ADYTON HSM software.
• Hands-On Development: Actively participate in coding and implementing functionality in C, ensuring high-quality software delivery.
• Agile Development: Collaborate with cross-functional teams in an Agile environment, participating in sprint planning, reviews, and retrospectives.
• Stakeholder Collaboration: Work closely with the Product Owner and Product Manager to gather requirements, prioritize features, and translate them into technical specifications.
• Documentation: Create and maintain comprehensive documentation of interface designs, and security measures specific to the ADYTON HSM.
• Quality Assurance: Ensure that software solutions adhere to industry standards for security and performance.
• Payment Standards and Protocols: Implement and ensure compliance with relevant payment standards and protocols, such as:
  • EMV (Europay, MasterCard, and Visa): Standards for smart payment cards and terminals.
  • PCI PTS HSM (Payment Card Industry PIN Transaction Security Hardware Security Module): Standards that ensure secure management of PINs and cryptographic keys in payment transactions.
  • ANSI X9.143: A standard that specifies the requirements for the secure management of cryptographic keys used in financial services.
• Problem Solving: Identify and resolve technical challenges related to ADYTON HSM integration.

In your role you are responsible for clarification on customer requirements and needs. You can produce complete studies, reconciling customer needs and work jointly with the Product Manager on a product strategy. You are a technical leader able to guide off-shore and in-house teams in architecture, analysis and developments for made-to-measure customer solutions. It would be apricated if you have a good knowledge in Python, C and C++. The team work in an agile environment with a high demand of independent, autonomously and pro-active way to structure tasks and solve issues.

The ideal candidate should possess proficiency in C programming and embedded systems development, along with a strong understanding of OpenSSL and TLS communication protocols. Experience with secure coding practices and security standards is essential, as is familiarity with the communication protocols used in the ADYTON HSM. Additionally, knowledge of payment standards and protocols is important. Excellent communication and interpersonal skills are also required to effectively collaborate with team members and stakeholders.

These qualities are essential! We’re also looking for the following skills and experience:

• specialist in computer science with a related university degree
• strong aptitude for analysis, a results-oriented worker capable of finding creative solutions
• excellent team player
• outstanding communication skills, and a good command of spoken and written English
• awareness of a range of development support tools
• quick adaptation to new technologies

Who Are We Looking For

We look for big thinkers. People who can drive positive change, step up and show what’s next – people with passion, can-do attitude and a hunger to learn and grow. In practice this means:

• experience with embedded systems and C, Python development
• knowledge of testing methodology (unit, integration, white/black box testing …)
• knowledge or experience in development of low level software and Linux drivers
• good knowledge of security standards like PCI PIN, PCI PTS HSM, ANSI X9.143 (TR31), ASC X9 TR34, EMVCo and similar.
• solid background in security (hardware and/or software) and applied cryptography
• knowledge of OpenSSL and ASN.1 is a plus

Benefits

• Flextime & mobile working
• Company pension plan
• Individual training programs
• Job bike & diverse range of employee discounts
• Mobility and food subsidies
• Good public transport connections and free parking (location-specific)
• "Wellbeing@Worldline" health program
• Regular employee events
• Possible participation in the Innovation Festival @ Worldline
• Sustainable, international company culture

Shape the evolution

We are on an exciting journey towards the next frontiers of payments technology, and we look for big thinkers, people with passion, can-do attitude and a hunger to learn and grow. Here you’ll work with ambitious colleagues from around the world, take on unique challenges as a team, and make a real impact on the society. With an empowering culture, strong technology and extensive training opportunities, we help you accelerate your career - wherever you decide to go. Join our global team of 18,000 innovators and shape a tomorrow that is yours to own.

We are proud to be an Equal Opportunity employer. We do not discriminate based upon race, religion, color, national origin, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as an individual with a disability, or any applicable legally protected characteristics.

Learn more about life at Worldline at jobs.worldline.com