Top Senior Software Engineer Jobs in Chicago, IL

Build software, data pipelines, dashboards, and automation for cloud cost visibility, infrastructure efficiency, reliability, engineering productivity, and financial accountability. Analyze workloads and billing data, implement AI- and analytics-enabled forecasting and anomaly detection, develop cloud-native services, and support capacity planning, cost allocation, and optimization. Collaborate with Engineering, Finance, Data, Platform, SRE, Architecture, and Product teams while testing, troubleshooting, documenting, and communicating recommendations and business value.

Lead full-cycle development of API and web applications, from architecture and design through deployment and support. Collaborate with product, design, and engineering teams to set technical direction, deliver secure and scalable solutions, improve developer productivity, and support Agile delivery. Responsibilities include code reviews, troubleshooting, documentation, observability, automation, quality measurement, and responsible use of AI-assisted development tools.

Develop and maintain scalable backend services for programmatic advertising platforms. Responsibilities include designing REST APIs, analyzing requirements, integrating and releasing software, managing production deployments, troubleshooting complex issues, collaborating with QA and cross-functional teams, conducting code reviews, mentoring engineers, and promoting reliable engineering practices. The role requires Python and Django expertise, PHP experience, AWS and Kubernetes/EKS experience, and on-site work in Chicago twice weekly.

Designs, develops, integrates, tests, deploys, and supports scalable backend software and web applications. Builds RESTful APIs with Django, contributes to architecture, documents technical work, and supports production services using Kubernetes, EKS, and AWS. Mentors junior engineers, collaborates with stakeholders and QA, evaluates performance metrics, supports releases, and presents technical decisions to internal and external audiences. The role requires independent judgment and occasional nights or weekends.

Build and scale Braze’s SMS and RCS messaging channels, including composition, sending, responses, analytics, click tracking, and link shortening. Ship full-stack features, lead initiatives from concept through delivery, own key technical areas, solve open-ended problems, and maintain platform reliability as traffic grows. Collaborate across teams, communicate effectively, and contribute to continuous learning and agile development.

Lead technical design and delivery of Appian solutions for Retirement & Wealth: build process models, SAIL interfaces, records/data fabric, integrations (REST/SOAP, Salesforce, SQL Server), enforce development standards, mentor developers, manage CI/CD and deployments, troubleshoot production issues, and communicate status and risks to stakeholders and leadership.

Lead full-stack software engineering for customer onboarding across mobile, web, and backend systems. Provide technical leadership to development teams, deliver cloud-based microservices, mentor engineers, collaborate with product managers, and address regulatory needs. Build and orchestrate multi-agent workflows using advanced AI frameworks and tools while leveraging modern programming languages, databases, containers, and cloud services.

Own performance optimization, reliability, observability, capacity modeling, and automated failover for Coinbase’s blockchain node infrastructure. Diagnose resource bottlenecks, reduce infrastructure costs, define SLOs and SLIs, support protocol upgrades, and improve node performance across distributed systems at scale. Collaborate with protocol integration, wallet, and indexer teams while applying backend programming and systems profiling expertise.

Lead technical vision and software engineering excellence for Capital One’s Card Tech team. Build production-ready, AI-native systems; design distributed, scalable, fault-tolerant architectures and API platforms; ensure performance, security, and operability; decompose complex problems; mentor engineers; recruit talent; and share technical knowledge across the organization.

Design and build scalable services, APIs, and data models for content and catalog systems. Lead system and low-level design, drive end-to-end delivery, collaborate with product and architecture teams, improve CI/CD and observability, mentor engineers, and safely integrate AI/ML into content workflows.

As a Fullstack Software Engineer, you'll design, develop, and maintain scalable frontend and backend systems while collaborating across teams.

The Senior Trading Software Engineer will optimize performance-critical code, collaborate with trading engineers, implement low-latency solutions, and enhance trading systems.

Leads modernization of legacy application platforms into cloud architecture using Go, SQL Server, and Azure. Oversees architecture, code quality, testing, CI/CD, technical delivery, deployment optimization, production issue resolution, documentation, and regulatory compliance. Collaborates with stakeholders and DevOps teams to deliver robust solutions and designs AI-powered applications using responsible AI practices.

Build responsive Web3 applications, web SDKs, developer tools, reusable frontend components, and internal Customer Success tools. Collaborate with Product, Design, and Engineering to create scalable, accessible user experiences. Contribute to code and design reviews, automated testing, continuous delivery, coding standards, and AI-assisted development practices.

Build and modernize scalable, backend-focused software for product associations and recommendation systems. Develop Kotlin and Java services, APIs, and data-driven solutions across the full software lifecycle. Partner with product, machine learning, frontend, architecture, and analytics teams; implement CI/CD and engineering best practices; solve complex technical problems; and mentor junior engineers. The role involves leading projects from design and discovery through deployment and support.

Own the architectural foundation and user experience of LogicGate’s enterprise Risk Cloud platform. Design scalable TypeScript and Angular components, implement comprehensive automated testing, integrate AI capabilities, optimize performance and accessibility, monitor applications with observability tools, and mentor engineers. Collaborate with product, design, QA, and backend teams in an Agile environment while documenting technical standards and specifications.

Lead UI architecture and design for responsive web applications; build reusable components with Angular/React/Vue and TypeScript/JavaScript; integrate UIs with RESTful microservices; enforce accessibility, security, testing, and CI/CD standards; mentor developers and collaborate with UX, backend, and DevOps teams in Agile environments.

Join as an early founding full-stack engineer to architect, build, and deploy a scalable platform serving AI-driven voice applications. You will own frontend and backend development, design infrastructure with the CTO, and deliver reliable production systems for enterprise customers.

Design, implement, and maintain scalable serverless backend services and responsive Next.js front-end components. Build data scrapers and integrations, improve CI/CD and IaC, mentor junior engineers, and collaborate with product and clients to solve complex compliance problems.

Lead design and implementation of a petabyte-scale unified virtual memory and system software stack for accelerator-based large-scale clusters. Build custom allocators, runtimes, schedulers, and Linux kernel/driver components. Integrate and optimize HPC workload managers, ensure high-throughput resource management, and remove kernel-space bottlenecks for massive parallel jobs.

Build and scale backend services, APIs, and advertiser-facing features for Expedia Group’s unified advertising platform. Own solutions end to end, including design, implementation, testing, deployment, monitoring, and operational support. Contribute to React frontend development, API and data modeling, performance and reliability improvements, troubleshooting, automation, observability, and secure coding. Collaborate with product and globally distributed engineering teams while supporting high-traffic advertising systems.

Design and implement CIAM backend services for authentication and authorization. Integrate identity systems, manage secure flows, and automate infrastructure.

Lead software engineering work for secure, scalable financial technology products. Design, develop, test, troubleshoot, review, and stabilize production software; lead adoption of validated AI-assisted engineering practices; automate recurring remediation; and evaluate vendor and internal architectural solutions. Requires advanced Golang experience, cloud-native development, SDLC expertise, agile practices, application resiliency, security, and financial-services IT knowledge. Preferred experience includes Envoy, web ingress, OIDC, OAuth2, authentication, and authorization.

As a Billing & Analytics Software Engineer, you'll design and maintain the billing pipeline, integrate billing systems, and develop customer-facing analytics dashboards to support revenue recognition and operational observability.

Senior Full Stack Engineer for Grainger's Home Page and Display Customizations team. Build and maintain reusable React components, design and evolve backend services, improve observability and reliability, modernize legacy systems, and contribute to micro-frontend architecture. Mentor junior engineers, lead team projects, and collaborate with stakeholders to deliver high-quality customer-facing features.