[Hiring] Senior Developer @TEKsystems

Role Description

As our next Senior Developer, you will drive project implementation and strategy, working across back-end technologies to advance progressive, responsive, and high-performing website builds. Partnering closely with clients and internal teams, you will review, develop, and implement technical client applications. As part of acting as the Lead on these initiatives, you are responsible for creating solutions and/or directing developers on the solutions to be implemented.

This role will ideally be based in the Chicago area, but we are open to remote locations across the U.S. and Canada.

Core Responsibilities

• Participate in the implementation, testing, and support of web-based projects.
• Engineer solutions for performance, maintainability, and efficiency, while also creating beautiful end-user experiences.
• Be a primary contributor to the testing process and provide issue fixes as needed.
• Improve solutions to reduce technical debt, optimize applications, and investigate and architect improvements for feature updates.
• Utilize your deep knowledge of the .NET page lifecycle/MVC, including object-oriented programming concepts, browser compatibility considerations, and web performance optimization tools.
• Nurture and mentor new members of the Technology team.
• Successfully lead other developers in developing web solutions.
• Recommend and consult with high-profile clients on projects of varying size/scope.

Power Skills

• Customer Focus: Builds strong customer relationships and solutions.
• Plans & Aligns: Plans and prioritizes to meet commitments and org goals.
• Communicates Effectively: Communicates with clarity, addressing audience needs.
• Self-Development: Proactively seeks L&D opportunities for growth.
• Cultivates Innovation: Creates new and better ways for the organization to be successful.
• Drives Results: Consistently achieves results, even under tough circumstances.
• Collaborates: Builds partnerships and works collaboratively to meet shared objectives.
• Adaptability: Adapts approach in real-time to meet shifting demands of different situations.

Qualifications

• Development experience in an agency or consultancy (minimum 3 years of experience)
• Expert in .NET MVC, ASP.NET (minimum 3 years of experience)
• Experience with HTML5, CSS3 (SASS) (minimum 3 years of experience)
• Experience with JavaScript, Node.JS, and frameworks (Vue.JS/React) (minimum 3 years of experience)
• Experience with Git (minimum 3 years of experience)
• An understanding of enterprise software development best practices (minimum 3 years of experience)
• Experience with MongoDB and SQL Server (minimum 1 year of experience)
• Broad knowledge of capabilities across different browsers and devices
• Previous work with DevOps tooling and management
• Expertise with Sitecore / SitecoreAI (minimum 3 years of experience)
• Extensive use of other modern CMS systems (WordPress, Drupal, Adobe AEM, or similar) (minimum 3 years of experience)
• Experience in reviewing and handling complex support issues (minimum 3 years of experience)
• Experience with headless architectures

Benefits

• Medical, dental & vision
• 401(k)/Roth
• Insurance (Basic/Supplemental Life & AD&D)
• Short and long-term disability
• Health & Dependent Care Spending Accounts (HSA & DCFSA)
• Transportation benefits
• Employee Assistance Program
• Tuition Assistance
• Time Off/Leave (PTO, Paid Family Leave)

Job Type & Location

This is a Permanent position based out of Chicago, IL.

This position is anticipated to close on Oct 26, 2026.

This is a fully remote position.