Software Engineer: Back-End at Capitec Bank

About the role

• As a Postilion SDK Developer in Capitec’s Payments Transaction Switching team, you’ll be at the forefront of South Africa’s largest digital banking revolution. This isn’t just a development role — it’s a chance to engineer the heartbeat of real-time financial transactions that millions rely on daily. 
• You’ll harness the power of the ACI Postilion SDK to craft custom modules that drive secure, lightning-fast card and EFT switching. Your work will directly shape the performance, resilience, and innovation of Capitec’s core payment infrastructure. 
• This is a high-impact, high-visibility opportunity where you’ll collaborate with top-tier architects, analysts, and developers to deliver cutting-edge solutions that redefine how banking works — and ensure Capitec remains at the forefront of modern, secure banking not just for today, but for the future 

Our ideal candidate has:

• A relevant IT qualification or degree 
• 4+ years’ hands-on development experience using the ACI Postilion SDK (Realtime or Office) 
• Strong development skills in Java  
• Practical understanding of ISO8583 message protocols 
• Exposure to card transaction flows, EFT, ATM/POS integration, and EMV standards 
• Experience working with cryptographic tools and HSMs (e.g., MACs, 3DES, DUKPT key management) 
• SQL proficiency (SQL Server, PostgreSQL, or similar) 
• Familiarity with Agile software development and DevOps principles 
• Clear, concise communication and strong problem-solving abilities 

Purpose Statement

• The level II Software Engineer plays an integral part in a cross-functional team dedicated to the full software development lifecycle, from concept, to development to deployment and ultimately operating of each product. At this level, Software Engineers are responsible to design, develop, test, deploy, maintain and enhance software systems and applications based on specifications, while adhering to established standards. They translate requirements from the business or technical analyst and actively participate with the delivery team in design and problem-solving.
• The Back-end Software Engineer plays a crucial role in building solutions that offer optimum performance, reliability, and scale. They are responsible for writing and testing code for the development of the server-side components that power the application’s functionality

Education (Minimum)

• Grade 12 National Certificate / Vocational

Education (Ideal or Preferred)

• A relevant tertiary qualification in Information Technology

Knowledge and Experience
Experience:

• 3+ years’ proven experience in back-end software development, project delivery and implementation (in relevant development technologies/language). Experience with back-end frameworks and technologies

Knowledge: 

• Is able to apply advanced knowledge of the following:
• IT systems development processes (SDLC)
• Application development
• Advanced programming concepts
• Advanced algorithms and data structures
• Design Patterns
• Version Control
• Testing practices
• Database systems and query optimization (e.g., SQL, NoSQL).
• RESTful API design and integration.
• Cloud computing platforms and services (e.g., AWS, Azure).
• Advanced Microservice and event driven architectures
• Deployment using kubernetes and containerisation

Skills

• Analytical Skills
• Attention to Detail
• Communications Skills
• Interpersonal & Relationship management Skills
• Problem solving skills
• Additional Information
• Clear criminal and credit record