Senior Software Engineer

Talentify; Wilmington (DE); Hybrid; USD 110,000 - 140,000; Full time

Job summary

CSC in Wilmington, DE, seeks a Senior Software Engineer to design, build, and maintain scalable .NET applications for Global Trust and Agency. You will work in a hybrid, Monday–Friday schedule, collaborating across cross-functional teams to deliver high-quality software.

Key focus areas include C#/.NET Core, EF Core, SQL Server, and AI-assisted SDLC practices, with modern front-end frameworks and serverless tech in scope.

Qualifications

• Experience building scalable, modular applications with C# and .NET Core.
• Proficiency in at least one modern front-end framework (e.g., Blazor, React, Angular, Vue).
• Strong AI-assisted development tool usage and code quality focus.
• Solid data modeling, migrations, LINQ, and EF Core performance tuning.
• Proficiency with SQL Server and scripting for optimization.
• Hands-on experience with Azure Functions or serverless tech.
• Familiarity with Bootstrap and responsive UI.
• Experience with Git, CI/CD, and Agile workflows.
• Knowledge of MediatR, Clean Architecture, Fluxor, Polly is a plus.

Responsibilities

• Design, develop, and maintain scalable, modular applications using C# and .NET Core.
• Build and enhance modern web apps using Blazor Server/WasM or similar frameworks.
• Leverage AI-assisted tools to improve code quality, testing, and efficiency.
• Design data models and database schemas, optimize performance with EF Core/SQL Server.
• Develop serverless solutions using Azure Functions or equivalents.
• Create responsive UI with Bootstrap or similar CSS frameworks.
• Translate business requirements into scalable technical solutions in Agile teams.
• Design and support AI-enabled applications, agents, and intelligent workflows.
• Evaluate and optimize AI-assisted SDLC practices.
• Develop automated testing for UI/API/database with Playwright or related tools.
• Participate in sprint planning, code reviews, testing, and CI/CD processes.
• Troubleshoot issues and improve test reliability and automation framework.
• Collaborate with cross-functional teams to deliver high-quality software.

Skills

C#/.NET Core

Blazor

JavaScript/TypeScript

Entity Framework Core

SQL Server

Azure Functions

Bootstrap

GitHub Copilot/Cursor/Claude Code

CI/CD

Agile/Scrum

Unit/UI/API testing

AI+SDLC

RESTful services

Docker/Kubernetes

Tools

React

Angular

Vue

Job description

Senior Software Engineer

Wilmington, DE

Monday-Friday 8:00 am – 5:00 pm

Hybrid

At CSC, we are seeking a skilled .NET Software Developer to join our engineering team. In this role, you will design, build, and maintain robust solutions for the Global Trust and Agency business domain. The ideal candidate brings strong .NET expertise, a commitment to code quality, and the ability to collaborate effectively across cross-functional teams.

Global Trust and Agency provides trustee, agency, and fiduciary services across structured finance, debt capital markets, and corporate trust transactions worldwide. This role supports development of a global platform within the Global Trust and Agency domain enabling CSC’s global operations.

Some of the things you’ll be doing:

• 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 (e.g., 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 lifecycle (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.

What technical skills, experience and qualifications do you need?

Core Development & SDLC

• Experience building scalable, modular applications with C# and .NET Core
• Proficiency in at least one modern front-end framework for building responsive, interactive web applications (e.g., Blazor, React, Angular, or Vue)
• Proficiency with JavaScript and/or TypeScript for modern web application development
• Practical use of AI-assisted development tools such as GitHub Copilot, Cursor, or Claude Code for code generation, refactoring, testing, and review
• Strong grounding in OOP principles and developing high-quality, maintainable, scalable code
• Strong understanding of data modeling, migrations, LINQ, and performance optimization with Entity Framework Core
• Proficiency in SQL Server, including scripting, execution-plan analysis, indexing, and query tuning
• Hands-on experience with Azure Functions or comparable serverless technologies
• Proficiency in responsive UI development using Bootstrap or similar CSS frameworks
• Familiarity with Git, CI/CD pipelines, and collaborative development workflows
• Experience working in Agile/Scrum environments and delivering moderate- to high-complexity work within sprint cycles
• Preferred: familiarity with MediatR, Clean Architecture, Fluxor (or similar state-management libraries), and resilience patterns such as Polly
• Preferred: experience with containers and orchestration technologies such as Docker and Kubernetes

AI & Intelligent Systems

• Experience with LLM architectures, prompt engineering, RAG, semantic search, vector databases, and agentic AI patterns
• Hands-on experience building AI agents or AI-enabled workflows for development, QA, performance testing, or security automation
• Strong knowledge of Azure AI Foundry, Azure OpenAI Service, and modern AI/ML frameworks
• Ability to design and optimize AI-augmented SDLC workflows with measurable efficiency gains
• Familiarity with AI-assisted documentation practices and the ability to evaluate AI-generated output, including awareness of model limitations and risks

Test Automation & Quality Engineering

• Experience with test parallelization, test-data management, and flaky-test triage
• Preferred: proficiency with Playwright for UI, API, and database testing, including mocking
• Preferred: experience with performance-testing tools such as Artillery, JMeter, K6, or Locust
• Preferred: experience in a risk-based, automation-first engineering environment

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