Senior Dotnet Developer

Senior .NET Developer

Location: Oak Brook, Illinois (Hybrid, onsite Tuesday, Wednesday, Thursday)

Duration: Contract-to-Hire

Our client is seeking a talented Senior .NET Developer to join their dynamic team. The company is known for its supportive and collaborative culture and has been recognized as one of the best places to work in Chicago, providing an environment where individuals can thrive and succeed. This opportunity has opened as part of a team expansion, driven by a high-priority initiative to build a new solution that will replace an existing Rail application.

The ideal candidate will bring strong technical expertise in .NET, C#, and related Microsoft technologies, along with demonstrated leadership capabilities or the potential to grow into a leadership role. Additionally, this individual should be comfortable translating complex technical concepts for non-technical stakeholders and acting as a key liaison between business and technology teams.

Top Requirements

• Strong technical expertise in Microsoft technologies (.NET, C#, Azure)
• Demonstrated leadership capabilities or leadership potential
• Ability to translate complex technical concepts for non-technical stakeholders
• Experience acting as a technical liaison between business and engineering teams

Key Skills & Expertise

Analytical & Design Thinking

• Demonstrated ability to lead end-to-end solution design
• Translate complex business challenges into scalable, high-performance architectures

Microsoft Visual Studio

• Expert-level proficiency in Visual Studio and related tools
• Strong debugging, performance tuning, and workflow optimization skills

Microsoft Stack (.NET / C#)

• Extensive experience with C# and .NET Core
• Deep understanding of SOLID principles, dependency injection, and domain-driven design
• Ability to build modular, scalable, and maintainable systems

Azure Cloud Services

• Experience designing and managing cloud-native solutions using Azure (App Services, Functions, Key Vault, Azure SQL, DevOps)
• Focus on security, scalability, and cost optimization

Front-End Development (Angular)

• Strong experience with Angular and modern front-end frameworks
• Ability to design UI architecture and integrate complex APIs
• Focus on performance and user experience

SQL & Data Access

• Strong background in relational database design and query optimization
• Experience with Entity Framework Core and enterprise data modeling

Core Responsibilities

• Design, develop, test, and maintain software solutions aligned with business needs
• Participate in Agile ceremonies (stand-ups, sprint planning, retrospectives)
• Contribute to architectural discussions and long-term technology strategy
• Enhance and support existing applications
• Follow change management and deployment processes
• Manage source code using version control tools
• Apply development best practices and organizational standards
• Collaborate with QA, Project Managers, and Business Analysts to deliver high-quality solutions

Senior-Level Responsibilities

• Design and implement secure, scalable, high-performance applications
• Lead projects or major modules from concept through delivery
• Provide technical leadership and influence architectural decisions
• Mentor and guide Junior and Mid-Level Developers
• Conduct code reviews to ensure quality and adherence to best practices to maintain code quality and promote best practices.

You will receive the following benefits:

• Medical Insurance - Four medical plans to choose from for you and your family
• Dental & Orthodontia Benefits
• Vision Benefits
• Health Savings Account (HSA)
• Health and Dependent Care Flexible Spending Accounts
• Voluntary Life Insurance, Long-Term & Short-Term Disability Insurance
• Hospital Indemnity Insurance
• 401(k)
• Paid Sick Time Leave
• Legal and Identity Protection Plans
• Pre-tax Commuter Benefit
• 529 College Saver Plan

Motion Recruitment Partners (MRP) is an Equal Opportunity Employer. All applicants must be currently authorized to work on a full-time basis in the country for which they are applying, and no sponsorship is currently available. Employment is subject to the successful completion of a pre-employment screening. Accommodation will be provided in all parts of the hiring process as required under MRP’s Employment Accommodation policy. Applicants need to make their needs known in advance.