Senior Software Engineer

CSC; Wilmington (DE); Hybrid; USD 120,000 - 150,000; Full time

Benefits offered by this job

Hybrid work schedule

Tuition reimbursement

Annual leave

Job summary

CSC in Wilmington, Delaware seeks a Senior Software Engineer to design, build, and maintain scalable .NET applications. The role emphasizes AI-assisted development, modern front-end work, and serverless solutions with Azure Functions. You will collaborate in an Agile team to deliver high-quality software for Global Trust and Agency platforms.

This hybrid role offers a typical 8-5 schedule, with cross-functional partnerships and emphasis on code quality, testing, and CI/CD.

Qualifications

• Experience building scalable, modular applications with C# and .NET Core.
• Proficiency with modern front-end frameworks (Blazor/React/Angular/Vue).
• Strong SQL Server knowledge including indexing and query tuning.
• Hands-on with Azure Functions or similar serverless tech.
• Experience with CI/CD pipelines and Git workflows.
• Familiarity with AI-assisted development tools for code quality and testing.

Responsibilities

• Design, develop, and maintain scalable, modular applications using C# and .NET Core.
• Build and enhance modern web apps using Blazor or similar front-end tech.
• Leverage AI-assisted tools to improve code quality and efficiency.
• Design data models and optimize performance with EF Core and SQL Server.
• Develop serverless solutions using Azure Functions.
• Collaborate in Agile teams across the SDLC, including CI/CD.

Skills

C#/.NET

Front-end frameworks

SQL Server

Azure Functions

CI/CD pipelines

Agile/Scrum

AI-assisted dev tools

Tools

GitHub Copilot

Cursor

Claude Code

Playwright

Docker

Kubernetes

Job description

Hybrid

At CSC, we are seeking a skilled

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

#CSC #CSCCareers

About Us

CSC is a global business, legal, and financial services company based in Wilmington, Delaware, USA, providing knowledge-based solutions to clients worldwide. We have offices and capabilities in over 140 jurisdictions in the Americas, Europe, Asia Pacific, and the Middle East, and more than 8,000 colleagues. We are the business behind business.®

CSC is committed to creating a feeling of belonging through a diverse and growth-oriented environment where everyone is valued.

CSC colleagues have global career opportunities and excellent benefits, including annual success-sharing bonuses or commission plans based on individual performance. To learn more, visit cscglobal.com/service/careers .

We offer a range of support to colleagues with disabilities, ensuring people have the necessary resources to thrive in their roles. We encourage candidates to work closely with our talent acquisition partners to convey their specific needs. Our commitment to accessibility reflects our broader dedication to diversity and belonging,

Disclaimer: The information above describes the general nature and level of work performed by employees in this role. It is not intended to describe all duties, responsibilities, and qualifications.

About The Team

At CSC®, we’re always looking ahead, finding ways to innovate, challenge the status quo, and anticipate the needs of our clients. We exceed expectations by adapting client ambitions and goals as our own. This Fierce Client Spirit has helped us adapt and create solutions that have enabled businesses to run smoother and smarter for more than 125 years. It’s also the reason we’re the trusted partner of many of the world’s most successful organizations.

CSC is committed to attracting, developing, and retaining talented people whose values align with ours. We empower our colleagues to bring the right solutions to market to meet client demand. That’s why we are the leading provider of business administration and compliance solutions.

• CSC is a great place to work with smart and dedicated people.
• We have won several employer recognition awards, including Top Workplace USA, Great Places to Work India, and Built In’s Best Places to Work.
• We offer fulfilling work and career opportunities. Most positions are filled with internal moves and employee referrals.
• Employees are eligible for Success Sharing, bonuses, or commission plans based on role and individual performance.
• CSC offers a competitive and comprehensive benefits package that includes annual leave, tuition reimbursement, referral bonuses, and more.
• As business needs allow, CSC offers hybrid or remote work schedules in alignment with local regulations. Specific details for this position will be discussed during the interview process.