Senior .NET Developer

About the Company

We are partnering with a global leader in enterprise software, data, and consulting solutions focused on sustainability, safety, and operational risk management. Their platform is mission-critical for large-scale industrial and manufacturing organizations worldwide, enabling customers to manage ESG performance, product stewardship, and regulatory compliance at scale.

As the company continues to expand its enterprise platform and modernize its architecture, they are investing heavily in scalable, cloud-native backend systems. We are seeking a Senior .NET Developer to join a core engineering group responsible for building reliable, high-performance services that power their global product ecosystem.

The Role

As a Senior .NET Developer, you will be a key contributor to the design, development, and evolution of enterprise-grade backend systems. You will work closely with architects, principal engineers, and product teams to build scalable services, modern APIs, and distributed systems that support complex, regulated use cases.

This role is ideal for a senior-level backend engineer who enjoys solving complex system design problems, improving platform reliability, and delivering clean, maintainable code in a large-scale production environment.

Key Responsibilities

Backend & Platform Engineering

Design, build, and maintain scalable backend services using .NET (C#).
Develop reusable service components and shared platform capabilities consumed by multiple product teams.
Contribute to the evolution of a modern, service-oriented and cloud-native architecture.

API & Integration Development

Build secure, well-designed RESTful APIs and service interfaces.
Integrate with internal and external systems, including third-party APIs, data platforms, and enterprise tools.
Ensure consistency, versioning, and backward compatibility across services.

Distributed Systems & Performance

Design systems with scalability, fault tolerance, and resilience in mind.
Optimize application performance, throughput, and latency in high-usage production environments.
Address concurrency, data consistency, and reliability challenges in distributed systems.

Data & Persistence

Design and implement data access layers using relational and/or NoSQL databases.
Write efficient queries, manage schema evolution, and ensure data integrity.
Collaborate with data and analytics teams on shared data models and pipelines.

Production Readiness & Quality

Own services from development through deployment and production support.
Implement logging, monitoring, and alerting to ensure system observability.
Contribute to CI/CD pipelines, automated testing, and deployment best practices.

Collaboration & Technical Leadership

Partner with product managers and stakeholders to translate business requirements into technical solutions.
Participate in architecture discussions, design reviews, and code reviews.
Mentor junior engineers and promote engineering best practices across the team.

What We’re Looking For

Experience & Background

5+ years of professional experience in backend or full-stack software engineering.
Bachelor’s or Master’s degree in Computer Science, Engineering, or a related technical field (or equivalent experience).

Strong .NET & Software Engineering Foundation

Extensive experience with C# and .NET / .NET Core in production environments.
Strong understanding of object-oriented design, SOLID principles, and clean architecture.
Experience building and maintaining large-scale, long-lived enterprise systems.

Cloud & Modern Architecture

Hands-on experience with cloud platforms (Azure preferred).
Familiarity with microservices, containerization, and cloud-native deployment patterns.
Experience designing systems for security, compliance, and reliability.

Databases & Data Access

Experience with SQL databases (e.g., SQL Server, PostgreSQL) and ORMs (e.g., Entity Framework).
Understanding of transaction management, performance tuning, and data modeling.

Nice to Have

Experience with event-driven architectures, messaging systems, or background processing.
Exposure to frontend technologies (e.g., React, Angular) or TypeScript.
Experience working in regulated or compliance-heavy industries.

Tech Stack

Languages: C#, .NET / .NET Core
Frameworks: ASP.NET Core, Web APIs
Cloud & Infrastructure: Azure, containerized services, CI/CD pipelines
Data: SQL databases, ORMs, distributed data systems
Practices: Automated testing, observability, modern DevOps workflows

Why Join

Global Impact: Your work supports sustainability, safety, and environmental initiatives for some of the world’s largest industrial organizations.
Enterprise Scale: Build systems used by thousands of enterprise users across complex, regulated industries.
Modern Engineering: Contribute to the modernization of a large-scale, cloud-native platform.
Strong Engineering Culture: Work alongside experienced engineers in a quality-driven, collaborative environment.

.NET Developer - 17356