Card Systems Expert – Banking Solutions (Contract)

PayTech Nexus Ltd; Doha; On-site; QAR 60,000 - 90,000; Full time

Job summary

PayTech Nexus Ltd in Doha, Qatar, is seeking a Technical Card Systems Expert – Banking to support our banking and payment technology initiatives. The role requires deep expertise in card processing, issuing, acquiring, and related payment systems, working with banks, partners, processors, and internal teams to design, integrate, implement and optimise solutions.

The successful candidate will act as a technical adviser, translating complex requirements into robust, scalable solutions across the

Qualifications

• Strong knowledge of card issuing, acquiring, transaction processing, payment platforms, APIs, integration architectures, and banking systems.
• Ability to lead or support end-to-end system integrations including requirements gathering, design, testing, certification, implementation, migration and deployment.
• Excellent communication skills to influence senior stakeholders and translate technical concepts into business language.

Responsibilities

• Provide technical SME across card issuing, acquiring, card processing, payment platforms, and banking technology environments.
• Translate technical requirements into solutions for banks and financial institutions.
• Support design, system integration, API/interface requirements, data flows, and technical architecture for card/payment initiatives.
• Lead or support end-to-end implementation activities including discovery, requirements, integration, testing, certification, migration, and production readiness.
• Collaborate with product, engineering, architecture, cybersecurity, operations, consulting and account teams to deliver sound solutions.
• Identify dependencies, risks, gaps, and mitigation plans and communicate them clearly to stakeholders.

Skills

Eight to ten years hands-on experience

Excellent English communication

Regional experience in matrix org

Banking, digital payment & card know‑h

End-to-end integration leadership

Education

Bachelor's degree in Computer Science/IT

Master's degree preferred

Job description

PayTech Nexus Ltd in Doha, Qatar, is seeking a Technical Card Systems Expert – Banking to support our banking and payment technology initiatives. The role requires deep expertise in card processing, issuing, acquiring, and related payment systems, working with banks, partners, processors, and internal teams to design, integrate, implement and optimise solutions.

The successful candidate will act as a technical adviser, translating complex requirements into robust, scalable solutions across the