Top Software Engineer Jobs in Chicago, IL

Own the design, development, deployment, and maintenance of backend services, APIs, databases, integrations, and cloud infrastructure. Build secure REST and GraphQL APIs, optimize relational data systems, modernize service architecture, maintain CI/CD and testing, and implement privacy and security controls. Collaborate with frontend, QA, and product teams, review code, document systems, and mentor developers.

Design and execute software usability tests, run test scenarios, and prepare reports on test effectiveness. Role requires a Bachelor’s in Computer Science/Engineering (or equivalent) and 7+ years building, architecting, and troubleshooting large-scale infrastructure with a focus on reliability and scalability.

Manage and coach software engineers across data product teams while remaining hands-on in code and design reviews. Partner with tech leads and product managers, uphold engineering quality, improve delivery predictability and on-call health, oversee hiring and career development, and guide production operations. Lead adoption of AI-assisted engineering practices and influence stakeholders without direct authority.

Leads SAP financial systems development, configuration, integration, testing, support, and continuous improvement. Partners with business leaders and vendors, develops ABAP and RICEW solutions, supports SAP ERP deployments, evaluates third-party software, conducts training, manages risks and project activities, and provides on-call emergency support. The role requires strong SAP FI/CO expertise, technical architecture knowledge, software development experience, and the ability to translate business needs into technical solutions.

Leads the design, development, testing, deployment, and production support of customer-facing full-stack applications using Java, Spring, microservices, REST APIs, and front-end technologies. Mentors engineers, conducts code reviews, coordinates releases across global teams, and drives Agile delivery. The role also applies generative AI, LLMs, RAG, and AI-assisted development tools to improve engineering productivity, quality, testing, troubleshooting, and customer experiences.

Designs, builds, deploys, tests, and maintains reliable software systems. Responsibilities include solving complex problems, mentoring engineers, coordinating application integrations, improving performance and scalability, resolving production incidents, and addressing customer needs. Requires strong software architecture, automated testing, communication, analytical, documentation, and teamwork skills, plus proficiency in a typed object-oriented programming language and experience working in a SaaS environment.

Build and support scalable production web applications powering a large ticket marketplace. Responsibilities include developing frontend and backend solutions, designing experiments and algorithms, collaborating with cross-functional teams, maintaining software development practices, monitoring application performance, deploying production changes, and mentoring engineers through pairing, code reviews, and technical presentations.

Develop and support proprietary trading applications and tools using C#. Collaborate with engineers, traders, and quants to gather requirements, design solutions, manage projects, deploy features, and provide real-time production support. The role serves as a technical bridge between trading and technology while working across the full trading application stack, including backend and frontend systems.

Build and deploy custom software solutions for customers using large-scale data and AI. Responsibilities include collaborating on architecture, developing applications, engaging technical and executive stakeholders, and leading projects from ideation through deployment. The role requires strong programming skills, analytical problem-solving, independent decision-making, and up to 25% travel to client sites.

Design and build web and mobile trading applications using React/React Native and .NET; extend WebSocket/REST APIs; process streaming market data; collaborate with product and vendors; troubleshoot urgent issues; apply AI coding assistants responsibly.