Job title: Senior .NET Engineer / Greenfield Development / Hybrid / Addison, TX
Company: Motion Recruitment
Job description: This company is the pioneer in identity-driven cybersecurity, safeguarding the world’s most critical directory services against cyberattacks. Their AI-powered Identity Threat Detection and Response (ITDR) platform helps organizations prevent, detect, respond to, and recover from identity-based threats across hybrid and multi-cloud environments. Trusted by Fortune 2000 companies and government agencies worldwide, they have expanded their engineering team to continue building resilient, scalable solutions that protect over 100 million identities.They are seeking a Senior Software Engineer with deep expertise in C#/.NET Core and Azure Cloud to join their high-impact team. In this role, you will be responsible for designing, architecting, and developing enterprise-scale systems from the ground up, bringing innovative solutions to protect and recover Active Directory, Azure AD, and other identity services. This position requires a problem-solver with proven experience building complex applications, working with containerized environments, and driving end-to-end delivery in mission-critical systems. Required Skills & Experience
- 10+ years of professional software engineering experience, with a strong background in C# and .NET Core.
- Proven experience designing and delivering enterprise-grade applications from scratch.
- Deep knowledge of Azure Cloud services and cloud-native development.
- Hands-on experience with Active Directory or other directory/identity management systems.
- Strong proficiency in Kubernetes, Docker, Jenkins, and messaging brokers (Kafka, RabbitMQ, or similar).
- Experience working with NoSQL databases (MongoDB, Cassandra, or similar).
- MUST HAVE experience building applications from the ground up, including involvement in full lifecycle greenfield development projects.
- Exceptional problem-solving skills with the ability to address complex technical challenges.
- Excellent communication and collaboration abilities with experience mentoring and guiding teams.
What You Will Be Doing Tech Breakdown:
- 20% maintenance
- 80% new development
Daily Responsibilities:
- Design, develop, and maintain scalable, secure applications and services in C#/.NET Core within a cloud-native Azure environment.
- Lead the design and implementation of greenfield projects, building applications from the ground up to meet business and technical requirements.
- Architect and implement solutions that integrate with and protect Active Directory and related identity platforms.
- Build and optimize distributed systems leveraging Kubernetes, Docker, Jenkins, and messaging brokers (e.g., Kafka, RabbitMQ).
- Work with NoSQL databases to design and manage highly available, resilient data architectures.
- Collaborate with cross-functional teams to define requirements, provide technical leadership, and deliver innovative cybersecurity solutions.
- Drive the development of new systems and applications from concept to production, ensuring scalability, reliability, and security.
- Mentor junior engineers and contribute to best practices, architecture reviews, and code quality
Office Location
- Addison, TX
- Hybrid (3 days onsite, 2 days WFH)
The Offer
- $150-170K base
You will receive the following benefits:
- Medical Coverage
- Dental Coverage
- 401K
- PTO
Applicants must be currently authorized to work in the US on a full-time basis now and in the future.
Expected salary: $150000 – 170000 per year
Location: Addison, TX
Job date: Wed, 15 Oct 2025 00:25:02 GMT
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