Senior Backend Developer

**Senior Backend Developer

The Company**
Our client is a technology-driven enterprise operating at scale. They are modernizing and scaling high-traffic digital solutions, investing heavily in cloud-native tools, microservices, and robust backend engineering architectures.

The Role

We are seeking a specialist Senior Backend Engineer to facilitate the development, scaling, and modernization of complex digital solutions.

Key Duties

• Design & Build: Implement scalable backend services and APIs using C# / .NET, strictly adhering to SOLID principles and Domain-Driven Design (DDD).
• Data Ecosystems: Architect, optimize, and orchestrate complex relational (SQL Server) and NoSQL data structures.
• Scale & Optimize: Perform technical troubleshooting and performance tuning in high-traffic environments to ensure sub-second response times.
• Automate: Deploy containerized microservices to Azure using Docker, Kubernetes (k8s), and CI/CD pipelines (GitHub Actions/Azure DevOps).
• Operational Support: Participate in on-call shifts, incident management, and technical handovers while mentoring peers and driving quality governance.

Skills & Experience Required

• Backend Mastery: Senior-level proficiency in C# / .NET core services and backend integration.
• Data & Architecture: Deep expertise in SQL and NoSQL databases, alongside strong application of SOLID and DDD architectural principles. Experience with GraphQL is highly beneficial.
• Cloud & DevOps: Hands-on commercial experience with Azure, Docker, Kubernetes, and automated CI/CD pipelines.
• Performance: Proven background in optimizing code and tuning performance for high-availability, high-traffic digital platforms.
• Delivery: Strong Agile background with a track record of delivering prioritized backlog items and comprehensive technical documentation.

Company & Culture Join a high-performing engineering culture that values technical excellence, peer collaboration, and clean architecture. You will be working alongside talented specialists in an environment that champions continuous integration, automation, and modern cloud deployment.

How to Apply To submit your application in strict confidence, please apply online using the appropriate link below. Alternatively, for a confidential discussion, please contact Amaan Kazmi on [022 060 7986](tel:022 060 7986) or via email at [email protected].

At Randstad, we are passionate about providing equal employment opportunities and embracing diversity to the benefit of all. We actively encourage applications from any background.