Senior .Net Developer at Platform45

Department: DeliverySeniority in posting: Experienced

Setup: Hybrid
Location: Cape Town, Western Cape
Type: Full-time
Level: senior
Posted: Jul 23, 2026

Description

The Senior .NET Back-End Developer will lead the design, development, and implementation of scalable back-end systems and APIs for an enterprise financial-services client migrating its platform to AWS. The role includes solution architecture, microservices and distributed-systems design, AWS workload migration, code review, testing, requirement analysis, documentation, and mentorship. It requires 5–7+ years of back-end development experience, strong .NET (C#) and/or Java proficiency, database and API knowledge, AWS and Azure experience, containerization familiarity, and experience delivering complex software projects in Agile environments.

Required Skills

.NET/C#
Java
AWS
Microservices
REST APIs
Docker/Kubernetes
Unit Testing
Git
Agile

Additional Information

Minimum Education: Bachelor’s degree in Computer Science, Engineering, or a related field, or provable self-taught development skills with a good understanding of how the web works.
Required Previous Experiences: 5–7+ years of back-end software development experience
Hands-on experience with Microsoft Azure and Azure App Services
Strong experience with AWS
Experience migrating workloads from Azure to AWS
Experience delivering complex software projects from conception to deployment
Experience working in Agile environments
Preferred Qualifications: Proficiency with Ruby on Rails or React/similar front-end frameworks
Experience migrating workloads from Azure to AWS
Translation Company Name: Platform45