Senior Software Engineer

Weekday Ai
Illinois City, IL

This role is for one of the Weekday's clients

Min Experience: 6 years

Location: Illinois

JobType: full-time

We are seeking a highly skilled and motivated Senior Software Engineer to design, develop, and implement innovative software solutions that meet business and user needs. The ideal candidate will have strong expertise in C#.NET, MVC, and JavaScript , along with a deep understanding of software architecture, performance optimization, and scalable development practices. This role involves working collaboratively with cross-functional teams to deliver high-quality, efficient, and maintainable code that aligns with organizational goals. You will play a key role in technical decision-making, mentoring junior engineers, and driving continuous improvement across the development lifecycle.

Key Responsibilities

  • Design, develop, and maintain robust web applications using C#.NET, MVC, and JavaScript frameworks.
  • Collaborate with product managers, designers, and QA teams to translate business requirements into technical solutions.
  • Develop and implement clean, efficient, and reusable code following industry best practices and design patterns.
  • Ensure software scalability, performance, and security through code optimization and testing.
  • Participate in architectural discussions, providing insights on technology selection, design trade-offs, and scalability strategies.
  • Debug, troubleshoot, and resolve software defects in a timely and efficient manner.
  • Conduct code reviews to ensure adherence to coding standards and promote continuous learning within the team.
  • Integrate APIs and third-party services to enhance system capabilities and improve user experience.
  • Collaborate with DevOps and QA teams to streamline deployment pipelines and automate testing processes.
  • Stay up to date with emerging technologies, frameworks, and development methodologies to improve product quality and team efficiency.
  • Provide technical mentorship and guidance to junior developers, fostering a culture of innovation and excellence.
  • Work closely with stakeholders to ensure project timelines, deliverables, and quality standards are consistently met.

What Makes You a Great Fit

  • 6+ years of experience in software development, with a strong focus on C#.NET, MVC, and JavaScript .
  • Proven track record in designing and developing enterprise-grade web applications.
  • Solid understanding of object-oriented programming (OOP)principles, software architecture, and design patterns.
  • Experience working with databases such as SQL Server , including query optimization and stored procedures.
  • Strong problem-solving skills with the ability to analyze complex technical issues and implement effective solutions.
  • Excellent knowledge of front-end development using modern JavaScript frameworks and libraries.
  • Familiarity with RESTful APIs , JSON , and asynchronous programming .
  • Experience with version control systems (Git)and agile development practices.
  • Strong communication and collaboration skills to work effectively across teams and stakeholders.
  • A proactive mindset with a passion for learning and adopting new technologies.
  • Ability to balance multiple priorities while maintaining attention to detail and code quality.
  • Self-driven, organized, and capable of leading by example in a fast-paced development environment.
Posted 2026-02-10

Recommended Jobs

Junior Analyst, Business Controls

Insight Global
Chicago, IL

Job Description Insight Global is seeking a Junior Analyst, Business Controls to join our banking client's Finance organization. This role sits within the Business Controls & Data Analytics tea…

View Details
Posted 2026-02-09

Marketing and Event Sales Coordinator

10Pin Bowling Lounge
Chicago, IL

10pin bowling lounge –where Chicago loves to bowl- located in iconic Marina City in Chicago seeks an experienced Sales and Marketing professional to create and deliver content that raises awarene…

View Details
Posted 2026-02-09

Account Executive

BusPlanner
Chicago, IL

BusPlanner is looking for an Account Executive to join our dynamic Sales team. In this pivotal role, you'll be instrumental in growing BusPlanner’s presence across key markets in the US. As one of ou…

View Details
Posted 2026-01-14

Controls Engineer

Indeck Power Equipment Company
Wheeling, IL

The primary purpose of this position is to work within a controls engineering group to execute projects in the process control industries. Tasks include designing control panels, programming PLC logi…

View Details
Posted 2026-01-12

Tax Accountant

Handler Law Llp
Chicago, IL

Description Job Title(s): Senior Tax Associate/Counsel/Partner/Junior Tax Associate Position Summary: Handler Law, LLP is a nationwide and internationally recognized boutique law practice t…

View Details
Posted 2026-02-07

Junior HPC Infrastructure Engineer - Full time travel role

PGTEK
Lemont, IL

We are seeking an entry-level (or Junior-level) Infrastructure / High-Performance Computing (HPC) Support Engineer to join our growing team. This role focuses on solution deployment, system support, …

View Details
Posted 2026-02-07

Route Service Representative - UniFirst

UniFirst
Melrose Park, IL

At UniFirst, we Always Deliver —for our customers and our people. As a Route Service Representative (RSR), you’ll be the face of UniFirst to our customers, building strong relationships and ensuring …

View Details
Posted 2026-02-06

Principal Data & Semantic Architect (Hybrid Work Schedule)

Parts Town
Addison, IL

Position at Parts Town See What We’re All About As the fastest-growing distributor of restaurant equipment, HVAC and residential appliance parts, we like to do things a little differently. First, …

View Details
Posted 2026-01-29

Co-op Associate Engineer - (Chicagoland)Evanston - Summer/Fall 2026

Design Science Group LLC
Evanston, IL

About Design Science Are you interested in working for a fast-growing organization that has carved out a niche in Human Factors? Are you passionate about impacting the lives of patients and their …

View Details
Posted 2026-01-29

ServiceNow -Enterprise Service Management (ESM) Senior Consultant - Tech Consulting - Open Location

EY
Chicago, IL

Thu, 01/15/2026 - 03:00 divpspan style=font-family:arial, helvetica, sans-serifLocation: Anywhere in Country/span/pp /ppspan style=font-family:arial, helvetica, sans-serifAt EY, we’re all in to shape …

View Details
Posted 2026-01-15