Net developer • chicago il
OnTrac is seeking a Senior Software Engineer (.NET / C# / Azure) to join a contractor program supporting a large wholesale digital-marketplace customer.The customer is rebuilding its digital auctio... Show more
Aptos,sans-serif"><b>Title:</b> <span style="color:black">Oracle Developer<b> </b></span></span></span></p> <p><span... Show more
Accenture Song accelerates growth and value for our clients through sustained customer relevance.Our capabilities span ideation to execution: growth, product and experience design; technology and e... Show more
ETL Developer Share Chicago, IL PDT - 10143 6-8.Overview: Bachelor's or master's with 3+ experience in Computer Science, Engineering, Math or another quantitative field.Experience with developing B... Show more
Location Chicago - 4 days a week onsite.Length: 6-10 months, extension likely.C# developer with SQL server back-end experience.Strong knowledge of asset management domain, and investment data.NET),... Show more
Headquartered in San Francisco, our investors include.Senior Software Engineer, Backend (Node.Lead delivery of scoped features through collaborative engineering teams, ensuring alignment with platf... Show more
Senior Software Engineer (Principal Level).Full-Time | Hybrid (3 Days Onsite) | Chicago, IL | Modern Software Development & Investment Technology.A technology-driven investment organization is seek... Show more
Willis Towers Watson (NASDAQ: WLTW) is a leading global advisory, broking and solutions company that helps clients around the world turn risk into a path for growth.With roots dating to 1828, Willi... Show more
The Best Teams are Created and Maintained Here.The Landscape Maintenance Installation Business Developer is responsible for driving new business growth by identifying, pursuing, and securing contra... Show more
As a Software Engineer II you are critical to the team's success and delivery of MVI's.Your primary role includes system analysis, coding, testing, debugging, documenting, and installing portions o... Show more
As a global leader in innovative wealth management, asset servicing, asset management and banking services, Northern Trust (Nasdaq: NTRS) is proud to guide the world’s most successful individuals, ... Show more
Job Title: Java J2EE Developer.Work Authorization: US Citizen, Green Card, or GC EAD preferred.W2 Requirement- No C2C, 1099, or third-party profiles accepted.Minimum 5+ years of applied software en... Show more
Momento USA is a global technology consulting, talent acquisition and creative development firm that addresses clients most pressing needs and challenges.NET Developer with AI/GenAI Experience for ... Show more
Chicago Public Schools (CPS) is a district on the rise, serving over 325,000 students in 500+ schools and employing over 45,000 people, most of them teachers.CPS has set ambitious goals to ensure t... Show more
Application and Innovation Customer Engineer (CE).NET and Java Application and Innovation Expert.This role provides advisory services in architecture, consulting, and technical support to help cust... Show more
The National Leader, High-Net-Worth Personal Lines is accountable for the overall performance, growth, retention, profitability, and strategic direction of Acrisure’s HNW Personal Lines book.This l... Show more
MUST BE LOCAL TO CHICAGO * *WILLING TO WORK ONSITE 3 DAYS A WEEK* *NO C2C and NO H1B Subvendors.Description:* The successful candidate will be an experienced React UI developer.Role will include re... Show more
Wert Group, a Boston management consultancy.Remote from anywhere in the United States, full-time.A few small internal tools keep our projects running: a staffing planner, a client data room and scr... Show more
Publicis Re:Sources is seeking a highly skilled and experienced Microsoft Power BI developer.This role requires expertise in data visualization, data modeling, DAX, Power Query, and ETL processes, ... Show more
Application Deadline: 12/24/2026 Address: 320 S Canal Street Job Family Group: Technology This is a great opportunity where you will learn about Risk Management while further enhancing your Sal... Show more
The average salary range is between $ 102,925 and $ 145,197 year , with the average salary hovering around $ 120,000 year .
The average salary range is between $ 92,626 and $ 136,500 year , with the average salary hovering around $ 107,882 year .
OVERVIEW
OnTrac is seeking a Senior Software Engineer (.NET / C# / Azure) to join a contractor program supporting a large wholesale digital-marketplace customer. The customer is rebuilding its digital auction platform and decoupling it from a legacy auction management system, standing up a new, independent, modern auction backend purpose-built for a digital-first marketplace. Phase 1 delivers the core platform: inventory management, financial transactions, and customer management. The initiative is broad in scope and spans four or more teams. This role is ideal for a hands-on senior engineer who writes production C# on .NET Core, is comfortable on Azure and Azure DevOps, and can collaborate across teams to turn business requirements into maintainable, scalable software.
ENGAGEMENT
• Expected start: ASAP
• Location: United States, fully remote
RESPONSIBILITIES
• Implement core features for the new platform, which could include inventory management, financial transactions, and customer management
• Collaborate closely with team members, other teams, and product managers to translate business requirements into technical solutions
• Develop high-quality, maintainable, and efficient C# code within an agile development environment
• Design and implement efficient data models and database interactions
• Integrate the new system with existing platforms and third-party systems
• Conduct code reviews and provide constructive feedback to peers
• Troubleshoot and debug issues, ensuring optimal performance and reliability
• Contribute to technical documentation and best practices
REQUIRED QUALIFICATIONS
• Bachelor's degree in Computer Science, Software Engineering, or a related field
• 7+ years of experience in C# development, with a strong understanding of object-oriented programming principles
• Extensive experience with .NET Core and C#
• Familiarity with front-end development using modern frameworks, specifically React
• Experience with the Microsoft Azure cloud platform, including core services and infrastructure
• Experience creating and optimizing CI/CD pipelines, specifically within Azure DevOps
• Understanding of software architecture principles and best practices, with proficiency in applying design patterns to solve technical challenges
• Proficiency in designing and developing RESTful APIs
• Solid understanding of database systems and storage (e.g., SQL Server, PostgreSQL, NoSQL) and ORM frameworks (e.g., Entity Framework)
• Demonstrated ability to write clean, testable, and efficient code
• Strong problem-solving skills and attention to detail
• Excellent communication and collaboration skills
• Experience with agentic workflows
• Comfortable working with AI and AI-assisted development tools
USEFUL QUALIFICATIONS
• Contemporary JavaScript / TypeScript (ES2015+), React Hooks, Next.js, Nx
• Experience with a message queue such as Kafka or RabbitMQ
• Experience writing GraphQL-interfaced services
• Experience working with authentication and authorization
