Senior Developer / Architect – Card Issuance & Payment Platforms - 14398

Veritaz is a leading IT staffing solutions provider in Sweden, committed to advancing individual careers and aiding employers in securing the perfect talent fit. With a proven track record of successful partnerships with top companies, we have rapidly grown our presence in the USA, Europe, and Sweden as a dependable and trusted resource within the IT industry. **Assignment Description:** We are looking for a Senior Developer / Architect – Card Issuance & Payment Platforms to join our dynamic team. **What you will work on:** - Take senior responsibility for developing and modernizing a high-security card issuance platform within the fuel and service sector. - Lead architectural decisions and guide best practices to ensure scalable, secure, and compliant solutions. - Design, develop, and oversee backend services and integrations with payment partners, PSPs, and banks. - Drive migration and integration activities with external partners while ensuring adherence to regulations such as PCI DSS. - Collaborate closely with product owners, internal teams, and external stakeholders to define and deliver technical solutions. - Provide technical leadership, support, and mentoring to development teams. - Ensure that all design, implementation, and documentation meet regulatory, security, and quality standards. **What you bring:** - Extensive experience in card issuance, including lifecycle management, PIN handling, EMV, personalization, and HSM usage. - Strong understanding of the complete payment ecosystem from acquiring to clearing and settlement. - Proven background as a Tech Lead, Solution Architect, or Senior Developer in complex environments. - Solid experience in backend development with Python, Java, or similar technologies, including Oracle SQL and PL/SQL. - Hands-on experience with FastAPI, Django, databases, containers (Docker/Kubernetes), cloud platforms, and IaC tools such as Terraform and Ansible. - Strong Linux skills and a basic understanding of frontend technologies such as React and JavaScript. - Deep knowledge of security, encryption, and relevant compliance frameworks. - Excellent communication skills and confidence in engaging with both technical and operational stakeholders. - A self-driven and solution-oriented mindset with strong analytical and problem-solving abilities. - Ability to work effectively in fast-paced, complex environments and provide supportive technical leadership. - Fluent in English and Swedish.