Senior Software Engineer; Full Stack .NET - Hybrid

Overview

Genesis
10 is seeking a Senior Software Engineer (Full Stack .NET) for a hybrid position with a Global Financial Institution located in San Leandro, CA, Concord, CA, or San Francisco, CA. This is an 18+ month contract opportunity for a hands‑on full stack engineer to design, build, and support scalable, enterprise‑grade applications that power critical business capabilities.

• Design, develop, test, and maintain enterprise‑grade full stack applications using .NET/.NET Core (C#)
• Design, optimize, and manage complex data models using Oracle Database and SQL
• Build and optimize scalable backend services leveraging RESTful APIs and service‑oriented design patterns
• Develop and maintain data access layers using Entity Framework (Entity Framework Core preferred) with a focus on performance and scalability
• Implement event‑driven and streaming solutions using Apache Kafka
• Ensure application security, performance, resiliency, and availability in a highly regulated enterprise environment
• Troubleshoot and resolve complex production issues with strong root cause analysis
• Support compliance, audit, and risk management requirements aligned with enterprise and regulatory standards
• Leverage Git Hub Copilot and modern developer tools to enhance productivity and code quality
• Collaborate effectively within an Agile Scrum team to deliver high‑quality, reliable software solutions

• Bachelor's or Master's degree in Computer Science, Engineering, or a related field
• 4+ years of strong hands‑on experience in full stack development using .NET and C#
• 4+ years of advanced experience with Oracle Database and SQL, including performance tuning, indexing, and stored procedures
• Experience with React and modern front‑end development practices (e.g., component‑based architecture, state management, and REST API integration)
• Hands‑on experience with Apache Kafka for messaging and event streaming
• Proficiency with Entity Framework / Entity Framework Core
• Strong understanding of object‑oriented design, SOLID principles, and software design patterns
• Experience with Git and enterprise‑scale source control workflows
• Experience working in Agile/Scrum teams within large, enterprise‑scale environments
• Must be able to work on‑site 3 days per week
• Must be available and ready to work directly as a Genesis
  10 employee

• Experience with cloud platforms (Azure preferred; AWS or GCP acceptable)
• Exposure to or experience with Open Shift Container Platform and/or Kubernetes
• Knowledge of CI/CD pipelines (e.g., Harness, Jenkins), Dev Ops practices, and automated testing
• Proficiency with Git Hub for source control and collaboration, including Git Hub Copilot usage

$51.56 - $59.56 per hour

For contract roles, Genesis
10 offers the following benefits:

• Access to hundreds of clients, most of whom have been working with Genesis
  10 for 5-20+ years.
• The opportunity to have a career‑home in Genesis
  10; many of our consultants have been working exclusively with Genesis
  10 for years.
• Access to an experienced, caring recruiting team (more than 7 years of experience, on average.)
• Behavioral Health Platform
• Medical, Dental, Vision
• Health Savings Account
• Voluntary Hospital Indemnity (Critical Illness & Accident)
• Voluntary Term Life Insurance
• 401K
• Sick Pay (for applicable states/municipalities)
• Commuter Benefits (Dallas, NYC, SF, and Illinois)

Genesis
10 is an Equal Opportunity Employer. Candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.