Senior Fullstack .NET Developer

1 week ago


Johannesburg Metropolitan Area, South Africa Tetrad Group Full time R1 200 000 - R2 400 000 per year

***Applications can also be sent to: ***

We are looking for a Senior Fullstack .Net Developer to join a high performing engineering team in the banking space. This is a role for someone who enjoys building reliable systems, shaping technical direction, and working across a modern cloud based stack.

You will work on high availability solutions, scalable APIs, front end features used by thousands of users, and new AI driven capabilities. You will collaborate closely with architects, engineering leads, product owners, and other senior developers.

Responsibilities
:


• Designing and building robust back end solutions using C Sharp, .Net Core, and .Net 8


• Developing clean, scalable APIs and well structured service layers


• Working with complex SQL workloads across Azure SQL and MSSQL, including stored procedures, views, indexing, and performance tuning


• Building and supporting cloud based applications using Azure App Services, Functions, Storage, and related services


• Contributing to front end development using React and TypeScript


• Supporting AI and automation initiatives using Python where needed


• Owning DevOps practices across Git, CI/CD, Docker, and Kubernetes


• Improving system performance, reliability, and observability


• Contributing to architectural decisions, code reviews, and engineering standards

Requirements


• 8+ years professional software engineering experience


• Strong command of C Sharp, .Net Core, and modern .Net frameworks


• Advanced SQL expertise and a track record of working with high volume systems


• Confident working in Azure and comfortable navigating cloud services


• Solid experience with React and TypeScript


• Exposure to Python for automation, data, or AI related work


• Good understanding of containerisation and CI/CD pipelines


• A curious, proactive approach and willingness to explore new technologies


• Interest in AI or ML and how it can improve real world products


• Banking or financial services experience will be preferred

This is a great fit for a senior engineer who wants to work with modern tools, contribute across the stack, and be part of a team that values quality engineering, ownership, and continuous learning.


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