Note: The job is a remote job and is open to candidates in USA. Wintrust Financial Corporation provides community and commercial banking, specialty finance, and wealth management services. The Senior Software Engineer (.NET) will lead the architecture, design, development, and maintenance of enterprise applications, provide technical leadership to a small engineering team, and deliver secure, scalable solutions integrated with Salesforce and distributed systems.
Responsibilities
- Lead design and development of scalable, high-performance applications using C# and .NET (Core/Framework)
- Provide technical leadership to a team of 3–5 engineers including task assignment, mentoring, and code quality oversight
- Translate business and system requirements into technical designs, APIs, and services
- Drive architecture decisions including microservices, event-driven systems, and cloud-native patterns
- Design and implement integration layers between .NET systems and Salesforce (REST/SOAP APIs, middleware, event streaming)
- Write and review technical specifications, ensuring alignment with enterprise standards
- Conduct advanced code reviews and enforce best practices (SOLID, clean architecture, testability)
- Implement and maintain CI/CD pipelines, automated testing, and DevOps practices
- Collaborate with cross-functional teams including Salesforce developers, architects, and product owners
- Provide production support and lead root cause analysis for complex issues across distributed systems
- Participate in the full SDLC with strong emphasis on design, quality, and delivery
Skills
- 5 – 8 years of software engineering experience with strong focus on C# and .NET (Core preferred)
- Proven experience leading small engineering teams or pods
- Deep expertise in object-oriented design, design patterns, and distributed systems architecture
- Strong experience with RESTful API design, service orchestration, and integration patterns
- Solid understanding of database design (SQL Server, NoSQL a plus)
- Experience with CI/CD pipelines (Azure DevOps, GitHub Actions), automated testing, and DevOps practices
- Experience integrating .NET applications with Salesforce via REST/SOAP APIs, Platform Events, or middleware (e.g., Mulesoft)
- Familiarity with Salesforce data model, security model, and governor limits as they relate to external integrations
- Exposure to Apex, Flows, and Lightning components to effectively collaborate with Salesforce engineering teams
- Experience designing hybrid architectures (.NET services + Salesforce platform) for enterprise workflows
- Understanding of data synchronization patterns, error handling, and retry strategies across platforms
- Strong troubleshooting, performance tuning, and debugging skills across multi-system environments
- Effective communicator capable of working across business and technical teams
- Ability to operate in fast-paced environments with evolving requirements
Benefits
- An award-winning culture
- Competitive pay and discretionary or incentive bonus eligible
- Medical Insurance
- Dental
- Vision
- Life insurance
- Accidental death and dismemberment
- Short-term and long-term Disability Insurance
- Parental Leave
- Employee Assistance Program (EAP)
- Traditional and Roth 401(k) with company match
- Flexible Spending Account (FSA)
- Employee Stock Purchase Plan at 5% discount
- Critical Illness Insurance
- Accident Insurance
- Transportation and Commuting Benefits
- Banking Benefits
- Pet Insurance
- Promote from within culture
- Great opportunity for career growth and development
- This is a remote role
Company Overview
Company H1B Sponsorship