Senior Backend Engineer — Real-Time Switching Systems

Lesaka Technologies Inc.; Cape Town; Hybrid; ZAR 600,000 - 900,000; Full time

Job summary

Lesaka Technologies Inc. is seeking a Senior Backend Engineer in Cape Town, South Africa. The role involves designing and building high-performance switching systems. Ideal candidates should have 5–8+ years of experience in backend software engineering, expertise in low-latency systems, and a strong understanding of concurrency and reliability engineering. Responsibilities include implementing routing engines, optimizing systems for performance, and maintaining backend services. The position offers a hybrid work model.

Qualifications

• 5–8+ years of backend software engineering experience.
• Proven experience building high-throughput, low-latency systems.
• Experience working on switching, routing, or real-time processing systems.

Responsibilities

• Design and implement switching/routing engines for high-throughput systems.
• Optimize systems for latency, throughput, and fault tolerance.
• Build and maintain backend services and APIs.
• Implement monitoring, logging, and tracing for critical paths.

Skills

Backend software engineering

Low-latency systems

Concurrency

Reliability engineering

Debugging skills

Tools

Go

Java

C++

Rust

Job description

Lesaka Technologies Inc. is seeking a Senior Backend Engineer in Cape Town, South Africa. The role involves designing and building high-performance switching systems. Ideal candidates should have 5–8+ years of experience in backend software engineering, expertise in low-latency systems, and a strong understanding of concurrency and reliability engineering. Responsibilities include implementing routing engines, optimizing systems for performance, and maintaining backend services. The position offers a hybrid work model.