Top Engineer Jobs in Chicago, IL

This role involves ensuring system continuity in trading operations, developing automation tools, and improving system performance in a trading environment.

Senior Full Stack Software Engineer role at Upside focusing on driving quality software development and enhancing consumer experiences through collaboration and technical choices.

Develop and maintain primarily desktop full‑stack applications using .NET and SQL Server. Design, implement, test, and support solutions, troubleshoot issues, uphold software engineering best practices, and collaborate with developers and traders to deliver business-focused functionality.

Develop and maintain custom options valuation and risk-management systems. Collaborate with traders, risk managers, and quants to gather requirements, design solutions, implement high-performance code, troubleshoot issues, document models and tests, and improve scalability, accuracy, and performance of pricing systems.

Lead enterprise platform strategy and architecture for cloud, data, and AI platforms (Fabric, Databricks, Synapse, OpenAI/Foundry). Own platform lifecycle, establish standards and guardrails, drive modernization and cost optimization, influence governance, mentor senior engineers, and partner with executives to translate strategy into platform capabilities.

Designs and operates ServiceNow platform services and developer productivity tooling. Builds reusable CI/CD modules, automates provisioning and compliance, hardens pipelines with security controls, improves observability, and leads migrations/upgrades and incident response. Documents standards and runbooks, mentors engineers, and supports critical escalations to shorten delivery lead time and improve reliability.

Lead and grow multiple product-focused engineering teams building full-stack, cloud-native, and AI-enabled solutions. Drive architecture, microservices decomposition, AWS deployments, engineering best practices, mentoring, and cross-team collaboration to deliver scalable credit experiences with partners.

Contribute to modernization and technical-debt reduction efforts, implement and test features, participate in code reviews, follow CI/CD and Agile practices, and collaborate with senior engineers while learning cloud and security practices.

Lead software engineering projects and teams, develop cloud-based solutions, mentor engineers, and stay updated with tech trends at Capital One.

Lead diverse technology projects and a team of developers to create solutions for regulatory needs. Mentor other engineers, collaborate on cloud-based solutions, and stay current with tech trends.

The Lead Software Engineer will lead diverse tech projects, mentor engineers, and deliver cloud-based solutions in a collaborative environment.

Develop and maintain mobile applications for Android, integrating medical device data, optimizing performance, and collaborating with backend teams and data scientists.

Design, build, and deploy scalable, containerized backend systems in Scala for a low-latency trading platform. Architect and maintain microservices on Kubernetes, integrate market data feeds, implement monitoring/logging, and collaborate cross-functionally to deliver resilient production services. Own projects end-to-end from design through deployment and maintenance.

As a C++ Software Engineer, you will optimize performance for latency-critical systems, collaborate with traders and quants, and ensure code correctness in a fast-paced environment.

Join the evening core engineering team to develop and maintain finance and trading systems (PnL, positions, reconciliations). Collaborate cross-functionally, support production environments, monitor performance, troubleshoot incidents, and hand off to Budapest for follow-the-sun operations while contributing across the full product lifecycle.

Join a core engineering team to design, build, and support proprietary trading systems on an evening shift. Responsibilities include full-stack development, system stewardship, collaborating with global teams (Budapest), testing (manual and automated), performance optimization, and rapid production troubleshooting to ensure 24-hour trading continuity.

The Senior Salesforce Developer leads technical development in the Salesforce environment, mentors junior developers, collaborates with stakeholders, and ensures scalable solutions while reducing technical debt.

Design, build, and maintain scalable, event-driven software that transforms financial data into editorial outputs. Implement CI/CD, testing, monitoring, and AWS-based integrations to support automated editorial workflows and CMS publishing. Collaborate with data journalists, editors, and product teams to ensure data quality, reliability, and operational efficiency.

Lead the development of AI-driven software solutions to improve customer experience by addressing issues, monitoring performance, automating resolutions, and mentoring team members in a full stack development environment.

As a Staff Backend Engineer, you'll design and scale backend systems for financial products, implement APIs, and maintain high code quality in a collaborative environment.

Architect and build microservices using Node.js and Rust, work with cross-functional teams to deliver quality customer-focused features, and improve agile processes.

Design, develop, modify, and implement backend/service-layer software using Agile and TDD practices. Build Java and Python applications, integrate relational and NoSQL databases (PostgreSQL, MongoDB), create interfaces, and execute automated testing to meet product requirements.

Build and maintain high-performance, low-latency cloud-native microservices in Go for identity resolution and audience targeting. Own features end-to-end, optimize query and data-access paths (Aerospike, Kafka, Snowflake, S3), ensure reliability with observability and CI/CD, troubleshoot production incidents, enforce data quality, and collaborate with product, SRE, QA, and data teams to evolve identity and audience-domain architecture.

Lead design, deployment, and operational health of mission-critical API Gateway platform. Build scalable IaC and CI/CD pipelines, ensure reliability and security (OAuth2, mTLS, JWT), support incident response, shape architecture and vendor choices, and oversee cloud-native deployments and observability.

Design, build, and maintain full-stack web and API solutions using React, TypeScript, Node.js, and GraphQL. Lead architecture and DevOps efforts, improve CI/CD and observability, mentor engineers, collaborate with product and design, and ensure security, performance, scalability, and reliability. Troubleshoot issues, create technical documentation and diagrams, and continuously improve developer experience and engineering standards.