Senior Software Engineer Morningstar Inc.Senior Software EngineerChicago, IL$500–$2,000 / yearArchitecting, optimizing relational and vector databases (PostgreSQL, SQLAlchemy, query optimization, indexes, replicas, migrations, Weaviate, Pinecone) and working with dataframes for data processing and analysis (SQL-based agents) (20%). Job Duties: Architecting, optimizing and developing Python-based applications and APIs (FastAPI, Flask, RESTful services), including asynchronous programming and event-based architectures using cloud-native services (20%).
NewPLC/HMI Systems Integration Engineer Matrix Design, LLCPLC/HMI Systems Integration EngineerBartlett, ILDesign and program PLCs and HMIs for automated equipment, focusing on reliability and operator usability. We believe in the Right Person, Right Seat—so you can do your best work on meaningful, challenging projects.
Pipe Stress Engineer System OnePipe Stress EngineerNaperville, ILRemoteMinimum of 2–5 years of piping/mechanical design experience with a focus on pipe stress analysis projects in nuclear facilities, oil & gas or similar systems. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.
Software Engineer, Early Career Aquatic Capital ManagementSoftware Engineer, Early CareerChicago, IL$150,000–$200,000 / yearAs an Early Career engineer, you will rotate through 2 or 3 different technology teams, where your day-to-day will be focused on building systems that directly contribute to the profitability of the firm. You will have the opportunity to collaborate with some of the best and most experienced researchers and technologists in the financial services industry to build systems that are critical to the success of our company.
Lead Software Engineer, Back End Capital OneLead Software Engineer, Back EndChicago, IllinoisShare your passion for staying on top of tech trends, experimenting with and learning new technologies, participating in internal & external technology communities, mentoring other members of the engineering community, and from time to time, be asked to code or evaluate code . Utilize programming languages like Java, Python, SQL, Node, Go, and Scala, Open Source RDBMS and NoSQL databases, Container Orchestration services including Docker and Kubernetes, and a variety of AWS tools and services .
Graduate Civil Engineer Dashiell CorporationGraduate Civil EngineerChicago, ILWe serve electric utilities, power generation, industrial, renewable, and energy markets with integrated capabilities spanning planning and system studies, engineering and design, maintenance and testing, program management, construction, and turnkey EPC delivery. With more than 60 years of experience executing large, complex projects, Dashiell specializes in medium- and high-voltage electrical infrastructure and delivers safe, reliable solutions across the full project lifecycle.
Software Developer - Java UlineSoftware Developer - JavaPleasant Prairie, WI$90,000–$128,000 / yearFull timeExtensive experience in REST web services, microservice environments, Git, JPA, SQL, JSON, SOAP, XML and code versioning tools. Uline, a family-owned company, is North America’s leading distributor of shipping, industrial, and packaging materials with over 10,000 employees across 15 locations.
Senior Software Developer - Java UlineSenior Software Developer - JavaPleasant Prairie, WI$96,000–$148,000 / yearFull timeExtensive experience in REST web services, microservice environments, Git, JPA, SQL, JSON, SOAP, XML and code versioning tools. Uline, a family-owned company, is North America’s leading distributor of shipping, industrial, and packaging materials with over 10,000 employees across 15 locations.
Senior Software Developer - Web UlineSenior Software Developer - WebPleasant Prairie, WI$96,000–$148,000 / yearFull timeYou'll provide technical leadership, mentor developers and help deliver innovative solutions that keep our e-commerce applications reliable and always available across our growing North American company. Mentor and coach fellow developers, providing technical guidance and helping resolve complex programming challenges.
Sr. Refrigeration Systems Engineer (Remote) US Foods Holding Corp.Sr. Refrigeration Systems Engineer (Remote)Rosemont, ILRemote$110,000–$175,000 / yearThe Senior Refrigeration Systems Engineer is responsible for the design, optimization, reliability, and lifecycle management of complex operational and facility-related systems that support critical business operations across their assigned locations/region. This role provides advanced technical leadership in the planning, integration, maintenance, troubleshooting, and continuous improvement of infrastructure, automation, controls, mechanical, electrical, and facility support systems.
NewFire Protection Engineer Harley Ellis DevereauxFire Protection EngineerChicago, ILIndividuals in this role are expected to deepen their technical knowledge, begin supporting client interaction, and develop the critical thinking required for future engineering leadership roles. An understanding of the financial status of projects as they progress, development of cost budgets for projects, value of client relationships and be able to deliver projects with a focus on the quality is preferred .
Credit Technology, Senior Software Engineer – Chicago MorningstarCredit Technology, Senior Software Engineer – ChicagoChicago, Illinois$500–$2,000 / yearThis group aims to increase market transparency and provides the highest quality ratings through securities research, monitoring services, data, and technology solutions. Comprehensive health benefits (medical/dental/vision) including potential premium discounts and company-provided HSA contributions (up to $500-$2,000 annually) for specific plans and coverages.
Senior Software Engineer, Full Stack (Java & Kafka) (Cloud Operations Resilience Engineering) Capital OneSenior Software Engineer, Full Stack (Java & Kafka) (Cloud Operations Resilience Engineering)Riverwoods, IllinoisDevelop end user API: Lead the design, development, and maintenance of our developer APIs for kafka developer tooling, work with Java and Spring framework refactoring code for compliance and adding features as required . If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation, please contact Capital One Recruiting at 1-800-304-9102 or via email at RecruitingAccommodation@capitalone.com.
Senior Backend Software Engineer FleetWorksSenior Backend Software EngineerChicago, IllinoisIf you’re a strong software engineer who wants to work hands-on with users, solve ambiguous problems on the ground, and see your code driving live operations within days, this is a uniquely high-leverage role. You’ll build production features, design integrations inside messy customer systems, and shape the internal tooling and platform components that allow us to scale deployments efficiently.
NewProject Engineer Michael Page USAProject EngineerDes Plaines, IL$75,000–$95,000 / yearFull timeA respected Chicagoland general contractor specializing in public, municipal, education, and community-focused construction projects. This is an excellent opportunity for a Project Engineer looking to develop their career alongside experienced Project Managers and Superintendents.
Software Engineer Simplex TradingSoftware EngineerChicago, Illinois$125,000–$200,000 / yearWe also leverage our experience and expertise to make strategic investments and capitalize on opportunities in the venture capital markets with promising, early-stage financial and technology start-ups. We have spent years building a team of talented, dedicated technologists, data-driven traders, and expert leaders with an emphasis on our core pillars:People, Process, Trading Edge, and Technology.
Lead Software Engineer McMaster-CarrLead Software EngineerChicago, Illinois$235,000–$310,000 / yearBuild and scale our domain-expert AI assistant that turns McMaster’s product data and customer history into a continuously learning assistant—interpreting intent, narrowing options, explaining tradeoffs, and carrying context across sessions to make complex industrial work feel effortless. Customer Navigation: build and evolve the systems that help our customers find, evaluate, and understand millions of industrial products across our digital publications, including improving search relevance with LLMs and simplifying navigation across our product offering.
Senior Electrical Project Engineer Weston Solutions Inc.Senior Electrical Project EngineerLincolnshire, ILExpected Outcomes: Project execution and technical development are primary roles of the Electrical Project Engineer and involve the coordination, completion, and communication of project design scope, schedule, budget, quality, and status both internally and externally to clients, regulatory agencies, and contractors. Responsible for maintaining and expanding the technical capabilities and know-how on the types of design projects involved so that the firm provides its clients with current and advancing technology to meet their needs and to enhance both the firm's and engineer's professional image.
Manufacturing Engineer | CNC Machining Michael Page USAManufacturing Engineer | CNC MachiningElmhurst, IL$90,000–$110,000 / yearFull timeThe company serves the military, defense, aerospace, medical, and commercial markets and is rapidly expanding beyond its established firearm components business into a growing portfolio of aerospace and medical products . Serving the military, defense, commercial, medical, and aerospace markets, you'll support New Product Introduction under a highly regarded manager.
Senior Software Engineer (Full-Stack Javascript) Morningstar Inc.Senior Software Engineer (Full-Stack Javascript)Chicago, IL$500–$2,000 / yearStrong JavaScript or TypeScript skills, including asynchronous programming, modular code, package management, and modern build tooling such as Vite, Webpack, Rollup, or similar. Strong communication skills, curiosity, and the ability to work collaboratively with engineers, product managers, designers, content teams, and other cross-functional partners.