Senior Backend Engineer (FinTech) - Hybrid

Placements24; Gauteng; Hybrid; ZAR 900,000 - 1,300,000; Full time

Benefits offered by this job

Health insurance

Performance bonuses

Growth opportunities

Generous leave policies

Hybrid work environment

Job summary

Placements24 is seeking an experienced Senior Backend Developer in Gauteng to design, develop, and maintain scalable backend services and APIs for our fintech client. You will work with Python/Java/Go/C#, optimize databases (PostgreSQL/MySQL/MongoDB), and contribute to secure, high-performance systems within a hybrid in-office/remote model in Tembisa.

Collaborate with product managers, QA, and frontend teams; participate in code reviews, ensure security best practices, and stay updated with

Qualifications

• Bachelor's degree in Computer Science, Engineering, or related field or equivalent work experience.
• Minimum of 5 years of professional backend development experience.
• Strong proficiency in at least one modern backend language (Python, Java, Go, C#).
• Extensive experience designing and building RESTful APIs.
• Solid understanding of database technologies (PostgreSQL, MySQL, MongoDB).
• Experience with microservices architecture and distributed systems.
• Familiarity with cloud platforms (AWS, Azure, GCP) and containerization (Docker, Kubernetes).
• Knowledge of security best practices in backend development.
• Strong problem-solving, analytical, and debugging skills.
• Excellent communication and teamwork skills.

Responsibilities

• Design, develop, and deploy robust and scalable backend services and APIs.
• Write clean, efficient, and well-tested code in languages such as Python, Java, Go, or C#.
• Optimize application performance, database queries, and system architecture for speed and scalability.
• Collaborate with front-end developers, product managers, and other stakeholders to define and implement new features.
• Implement and maintain security best practices within the backend systems.
• Work with databases (SQL and NoSQL) to manage financial data and transactions.
• Develop and maintain documentation for APIs and backend services.
• Participate in code reviews, providing constructive feedback and ensuring code quality.
• Troubleshoot and resolve complex technical issues in production environments.
• Stay current with emerging backend technologies and industry best practices.

Skills

Problem-solving

Analytical thinking

Teamwork

Communication

Education

Bachelor's degree in Computer Science/Engineering

Tools

Python

Java

Go

C#

PostgreSQL

MySQL

MongoDB

Docker

Kubernetes

Job description

Placements24 is seeking an experienced Senior Backend Developer in Gauteng to design, develop, and maintain scalable backend services and APIs for our fintech client. You will work with Python/Java/Go/C#, optimize databases (PostgreSQL/MySQL/MongoDB), and contribute to secure, high-performance systems within a hybrid in-office/remote model in Tembisa.

Collaborate with product managers, QA, and frontend teams; participate in code reviews, ensure security best practices, and stay updated with