Senior API & Integration Engineer (AVP)

icapitalnetwork; Colorado Springs (CO); On-site; USD 110,000 - 130,000; Full time

Job summary

iCapital is seeking a Senior Software Integration Engineer - AVP to deliver robust, scalable integration solutions across client and product ecosystems. This individual contributor role owns solution quality and applies engineering standards across the integration platform.

The role emphasizes design, development and testing with C#, .NET, REST APIs, XML/JSON, and SQL, while collaborating with product owners, architects and QA/DevOps teams to deliver end-to-end solutions.

Qualifications

• 6+ years of software development experience delivering testable code and supporting operationalization
• 6+ years of hands-on software development using C#, .NET and ASP.NET MVC
• Advanced proficiency in C# and .NET, including object-oriented programming and asynchronous programming
• Strong communication skills and ability to engage with clients and translate business needs into technical solutions
• Solid understanding of SOLID principles, design patterns, modular development and microservice architecture
• Experience designing and consuming REST APIs with authentication, validation and versioning
• Experience with XML, JSON, Entity Framework, LINQ and SQL for enterprise integration development
• GIT and Azure DevOps experience including CI/CD and deployments
• Strong debugging and root-cause analysis across logs, APIs, payloads and databases
• Experience with NUnit, xUnit or MSTest and test coverage
• Understanding of security, logging, monitoring and configuration-management principles
• Experience in Agile/Scrum environments; Scrum Master experience is a plus
• Knowledge of HTML, CSS, JavaScript and React is a plus

Responsibilities

• Design, develop, test and support complex integration solutions using C#, .NET, REST APIs, XML, JSON, EF, LINQ and SQL
• Translate requirements into scalable, secure integration designs, data mappings and configurations
• Lead technical analysis and solution design for complex integrations across client systems
• Collaborate with Product Owners, architects and QA/DevOps to deliver end-to-end solutions
• Ensure code quality, security, performance, reliability and maintainability through reviews and testing
• Investigate and resolve complex issues across applications, APIs and deployments
• Drive reusable integration patterns, monitoring, logging and error-handling strategies
• Provide technical leadership through design reviews and mentoring
• Support Agile delivery activities including estimation, sprint planning, CI/CD and production readiness
• Identify risks and communicate solutions to stakeholders while balancing customer needs
• Provide occasional off-hours support for critical production issues as needed

Skills

C# & .NET

REST APIs

SQL & EF

ASP.NET MVC

SOLID principles

Microservices

Security & Auth

Unit testing

Client integrations

Communication

Tools

Postman

Git

Azure DevOps

NUnit

Job description

iCapital is seeking a Senior Software Integration Engineer - AVP to deliver robust, scalable integration solutions across client and product ecosystems. This individual contributor role owns solution quality and applies engineering standards across the integration platform.

The role emphasizes design, development and testing with C#, .NET, REST APIs, XML/JSON, and SQL, while collaborating with product owners, architects and QA/DevOps teams to deliver end-to-end solutions.