Demo

Senior Full Stack Developer .NET

Brains Workgroup, Inc.
Iselin, NJ Full Time
POSTED ON 4/19/2026
AVAILABLE BEFORE 6/18/2026
Our client, a major bank in Central, NJ, is looking for Senior Full Stack .NET Developer.
Hybrid commute, 2/3 days per week on-site in Central NJ Locations.

This is a permanent FT career opportunity, with base salary range 170 -185K DOE, plus around ~20% bonus and great benefits package.

Summary
The Corporate Lead Developer is responsible for managing the technical aspects of our finance applications and their integration with the accounting system, ensuring accurate reporting in the company’s ledgers. This role requires a blend of technical expertise and a strong understanding of accounting principles, providing leadership and guidance on system implementations, upgrades, and ongoing support.

Key Responsibilities
  • Collaborate with Architects and Business Analysts to develop comprehensive technical design documentation.
  • Design, develop, and implement financial products and custom web applications that meet business requirements.
  • Create and implement technical specifications and business components using industry’s best practices, proven design patterns, and principles such as OOAD and SOLID.
  • Analyze complex user stories and translate them into actionable technical solutions.
  • Conduct high-level and low-level design, development, testing, coding, and resolution of issues and queries.
  • Conduct unit and integration tests and actively engage in configuration management and deployment procedures. 
  • Assist with User Acceptance Testing (UAT) and prepare production releases.
  • Provide leadership and mentorship to technical resources, including both full-time employees and third-party contractors.

Required Qualifications
  • 10–15 years of experience in backend development with a strong track record of delivering enterprise-grade solutions.
  • Excellent communication and analytical skills to collaborate effectively across technical and business teams.
  • Proficiency in .NET Core, ASP.NET Core, C#, Entity Framework Core, and SQL Server, along with related technologies.
  • Front-end development experience with Angular (v10 ), TypeScript, JavaScript, HTML5, and CSS3.
  • Hands-on experience building UI components using Angular Material, Bootstrap, and SASS.
  • Exposure to Azure development and cloud-based solutions (preferred).
  • Familiarity with Agile SDLC methodologies and best practices.
  • Strong understanding of accounting principles and financial systems integration.
  • Highly organized, self-starter with the ability to manage multiple priorities and deliver results independently.
About the Team

The team is responsible for:
  • Requirements Analysis
  • Solution architecting and design
  • Development and support
  • Technical documentation
  • Liaising with Business and Program Management teams on program deliverables
  • Unit Testing, Integration Testing and UAT support
  • Production Releases and deployments
  • Production Support



Please email your resume or use this link to apply directly:
https://brainsworkgroup.catsone.com/careers/index.php?m=portal&a=details&jobOrderID=16757741
Or email: igork@brainsworkgroup.com
Check ALL our Jobs: http://brainsworkgroup.catsone.com/careers












Keywords: .NET Core SQL ASP C# Entity Framework Core Angular TypeScript JavaScript CSS3 Azure Agile SDLC 

Salary.com Estimation for Senior Full Stack Developer .NET in Iselin, NJ
$120,143 to $152,523
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