Senior Full-Stack Engineer - Fintech, Secure & Scalable

Placements24; Upington; On-site; ZAR 850,000 - 1,100,000; Full time

Benefits offered by this job

Bonuses

Medical & retirement

Professional development

Cutting-edge fintech tech

Team environment Upington

Paid time off

Job summary

Placements24 is seeking a Senior Full Stack Developer to join our fintech client in Upington, Northern Cape. You will design, build, and maintain secure, scalable backend services and dynamic frontend interfaces using modern stacks.

You will own API design, database modeling with SQL/NoSQL, and cloud deployments, collaborating with product, design and QA to deliver high-performance financial solutions. On-site role emphasizing close team collaboration and architectural input.

Qualifications

• Bachelor's degree in Computer Science, Engineering, or related field.
• Minimum 5 years of professional experience in full-stack development.
• Proficiency in at least one major backend language (Python/Java/Node.js/Go).
• Strong frontend knowledge (React/Angular/Vue.js), JavaScript/HTML5/CSS3.
• Experience with PostgreSQL/MySQL/MongoDB and data modeling.
• Cloud experience (AWS/Azure/GCP) a plus.
• Understanding of microservices and API design principles.
• Git and CI/CD expertise.
• Excellent problem-solving, analytical, and communication skills.
• Experience in the fintech industry is advantageous.

Responsibilities

• Design, develop, and implement robust, scalable, and secure backend services.
• Develop and maintain dynamic frontend applications using React, Angular, or Vue.js.
• Architect and manage database solutions (SQL and NoSQL).
• Implement and optimize RESTful APIs for frontend-backend data exchange.
• Write clean, well-documented, testable code.
• Collaborate with product management, UX/UI design, and QA.
• Ensure application security best practices are applied throughout the lifecycle.
• Optimize application performance and scalability.
• Participate in code reviews and architectural discussions.

Skills

Backend + frontend development

RESTful APIs design

CI/CD practices

Problem solving

Education

Bachelor's degree in Computer Science or related field

Tools

Python

Java

Node.js

Go

React

Angular

Vue.js

PostgreSQL

MySQL

MongoDB

Git

CI/CD

AWS

Azure

GCP

Job description

Placements24 is seeking a Senior Full Stack Developer to join our fintech client in Upington, Northern Cape. You will design, build, and maintain secure, scalable backend services and dynamic frontend interfaces using modern stacks.

You will own API design, database modeling with SQL/NoSQL, and cloud deployments, collaborating with product, design and QA to deliver high-performance financial solutions. On-site role emphasizing close team collaboration and architectural input.