Jr Software Test Engineer Jobs in Delaware (NOW HIRING)

At CSC, we are seeking a skilled .NET Software Developer to join our engineering team. The role involves designing, building, and maintaining robust solutions for the Global Trust and Agency domain, supporting CSC’s global operations.

Responsibilities

• Design, develop, and maintain scalable, modular applications using C# and .NET Core.
• Build and enhance modern web applications using Blazor Server, Blazor WebAssembly, or similar front-end frameworks.
• Leverage AI-assisted development tools (GitHub Copilot, Cursor, Claude Code) to improve code quality, testing, refactoring, and development efficiency.
• Design and optimize data models, database schemas, and application performance using Entity Framework Core and SQL Server.
• Develop and maintain serverless solutions using Azure Functions or comparable technologies.
• Create responsive and user-friendly interfaces using Bootstrap or similar CSS frameworks.
• Translate business requirements into scalable, maintainable technical solutions within Agile development teams.
• Design, build, and support AI-enabled applications, agents, and intelligent workflows.
• Evaluate, implement, and optimize AI-augmented software development life-cycle (SDLC) practices.
• Develop and maintain automated testing solutions for UI, API, and database validation using Playwright and related technologies.
• Participate in sprint planning, code reviews, testing, CI/CD processes, and collaborative software delivery activities.
• Troubleshoot application, performance, and testing issues, including test reliability and automation framework improvements.
• Collaborate with cross-functional teams to deliver high-quality software and drive continuous improvement initiatives.

Technical Skills and Qualifications

• Strong experience building scalable applications with C# and .NET Core.
• Proficiency with modern front-end frameworks, preferably Blazor Server or Blazor WebAssembly.
• Strong understanding of Entity Framework Core, including data modeling, migrations, LINQ, and performance optimization.
• Proficiency with SQL Server, including scripting, query tuning, indexing, and execution-plan analysis.
• Hands-on experience with Azure Functions or similar serverless technologies.
• Experience developing responsive user interfaces using Bootstrap or comparable frameworks.
• Familiarity with unit testing frameworks and Git-based version control workflows.
• Ability to work effectively in Agile development environments.
• Experience with large language model (LLM) architectures, prompt engineering, retrieval-augmented generation (RAG), semantic search, vector databases, and agentic AI patterns.
• Hands-on experience building AI agents or AI-enabled workflows.
• Knowledge of Azure AI Foundry, Azure OpenAI Service, and modern AI/ML frameworks.
• Ability to design and optimize AI-assisted development processes and workflows.
• Understanding of AI governance, model limitations, risk considerations, and responsible AI usage.

Test Automation & Quality Engineering

• Strong object-oriented programming (OOP) skills and software engineering fundamentals.
• Experience delivering complex testing and automation initiatives, including test parallelization and flaky-test remediation.
• Familiarity with Azure Pipelines, CI/CD practices, Git, and Scrum methodologies.

Preferred Qualifications

• Experience with MediatR, Clean Architecture, Fluxor, or similar architectural and state-management patterns.
• Experience with resilience frameworks such as Polly.
• Experience with performance testing tools such as Artillery, JMeter, K6, or Locust.
• Experience with containerization technologies including Docker and Kubernetes.

Benefits

• Success sharing bonuses or commission plans based on role and individual performance.
• Competitive and comprehensive benefits package, including annual leave, tuition reimbursement, referral bonuses, and more.
• Hybrid or remote work schedules in alignment with local regulations; specific details discussed during interview.

Job Info

• Job Identification: 16081
• Job Category: Application Development and Support
• Posting Date: 06/22/2026, 01:45 PM
• Job Schedule: Full time
• Locations: 251 Little Falls Dr., Wilmington, DE, 19808, US (Hybrid)