Top Entry Level Software Engineer Jobs in Chicago, IL

Design and own secure, scalable wallet infrastructure for custody, key management, transaction signing, authorization, recovery, and multichain systems. Architect support for MPC, HSMs, secure enclaves, TEEs, smart contract wallets, account abstraction, and emerging cryptographic approaches. Define security boundaries, policy engines, secrets management, authentication, and programmable authorization while making foundational build-versus-buy decisions and guiding systems from first principles through production.

Embed with customers to design and build end-to-end, production-quality software and LLM workflows. Collaborate on architecture, handle large-scale data and storage, develop cloud and front-end solutions, and own stakeholder relationships while traveling 25–50%.

Develop and maintain IMC's trading platform and algorithms, collaborate with traders and researchers, learn full software lifecycle, and adopt new technologies to solve complex problems.

Develop and maintain internal business applications, ERP integrations, REST APIs, and data solutions using C#/.NET, JavaScript, and SQL. Troubleshoot application and integration issues, test and document code, manage releases, and collaborate with technical and nontechnical teams to address operational needs across production, warehouse, and office functions.

Develop and maintain low-latency, high-performance proprietary trading systems. Participate in full SDLC: design, implement, test, and deploy trading applications. Collaborate with teammates, follow coding standards, write automated tests, and learn trading fundamentals through the Belvedere Trading University program.

Design, implement, and optimize low-latency C++ trading applications and infrastructure. Collaborate with traders, quants, and engineers to build production-ready systems, maintain proprietary quoting and pricing tools, analyze diagnostic data, and gradually assume production ownership with mentorship.

Develop modular scientific software platforms integrating models, data, simulations, and engineering workflows for quantum systems. Build MBSE tools, APIs, data models, visualizations, and orchestration capabilities; create HPC- and GPU-enabled simulations, optimization, digital twins, and machine-learning workflows. Collaborate with multidisciplinary scientists and engineers to validate models, improve manufacturability, and deliver maintainable production software using rigorous engineering practices and AI-assisted development tools.

Develop, test, document, and debug software for telecommunications and IP networking equipment across embedded, infrastructure, application, and full-stack layers. Work with Linux and Unix systems, hardware layers, device drivers, kernels, networking protocols, automation tools, and laboratory test equipment. Contribute to security analysis, software development, system testing, product concepts, and technical solutions for U.S. Federal Government customers. Travel to CACI locations or customer sites as needed and obtain a Top Secret clearance for continued employment.

Develop, test, debug, and maintain game software for console, PC, and mobile platforms. Collaborate with artists, designers, and engineers to define and implement features, deliver systems to specification, provide ongoing technical support, and balance scope, quality, and development pace.

Build responsive Bubble.io applications for startup clients, collaborate with product managers and designers, refine requirements, test tools and assumptions, communicate with clients weekly, and contribute reusable components and tutorials to the internal library. The role offers autonomy, client exposure, and opportunities to advance into technical leadership or product management.

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.

The role involves designing, developing, and maintaining software applications. Collaboration with cross-functional teams is expected, alongside optimizing existing systems.

The Junior Software Engineer will engage in the software development life cycle, perform hands-on coding, diagnose product issues, and contribute to software deployment.

Design, develop, and maintain quantum compilation software connecting quantum circuits, error-correction systems, and hardware control. Build interfaces, intermediate representations, validation and simulation tools, and circuit-to-control translations. Conduct research in fault-tolerant quantum computing, collaborate with physicists and control engineers, deploy software to a cloud platform, and contribute to testing, documentation, proposals, publications, and team mentorship.

Design, build, maintain, and optimize quantum compilation software for the Superstaq cloud platform. Conduct quantum computing R&D, collaborate with physicists and software engineers across the quantum stack, support customers, contribute to proposals and global programs, publish research, present at conferences, and guide teammates.

Own significant areas of PayBox end-to-end, from problem definition through production and iteration. Build AI-interface payment and peer-to-peer transfer experiences, integrations across AI platforms, and infrastructure for applications and plugins. Partner with Product, improve onboarding and UX, make pragmatic architectural decisions, and operate autonomously in an ambiguous, fast-moving environment. The role emphasizes strong systems thinking, product judgment, thoroughness, and extensive but accountable use of AI.

As a Software Engineer - Backend, you will develop products and manage engineering infrastructure, focusing on system design, security, and code quality.

Lead the technical direction of Zocdoc’s patient acquisition platform, building scalable APIs, microservices, AWS infrastructure, and React experiences. Improve SEO, page speed, system reliability, and patient-facing data access. Collaborate with Product, Design, and Marketing, integrate third-party data and Contentful, apply LLM technology, promote engineering excellence, mentor engineers, and drive AI-focused innovation across distributed teams.

Join an on-site Chicago team building high-performance C++ trading systems. Contribute to design, development, testing, profiling, and troubleshooting. Collaborate with traders and senior engineers, receive mentorship, and gain exposure to the full lifecycle of low-latency trading platform development.

Join an on-site Chicago team building high-performance C++ trading systems. Design, develop, test, profile, and troubleshoot low-latency applications while collaborating with traders and senior engineers. Receive mentorship, training on markets, and exposure to production lifecycle and performance tuning.

Design and implement infrastructure services for a GPU-as-a-Service platform. Build REST and gRPC APIs, bare-metal provisioning workflows, Kubernetes cluster lifecycle services, reconciliation loops, reliability mechanisms, and interfaces for hardware and cluster health. The role requires Go, Kubernetes controller patterns, bare-metal provisioning, asynchronous systems, and experience with infrastructure technologies such as Metal3, Cluster API, and Temporal.

Leads technical direction and multi-year strategy for Netflix’s Application Networking organization. Partners with engineering leads to shape architecture for globally scaled distributed systems, service-to-service communication, external traffic, identity, security, and access enforcement. The role addresses complex, ambiguous technical challenges, influences stakeholders across business units, contributes to open-source or industry standards, develops senior engineers, and communicates with engineering, product, and executive audiences.

Design and deliver full-stack applications spanning user interfaces, data models, APIs, backend services, cloud infrastructure, and AI-enabled workflows. Build vector-store and RAG capabilities, deploy Azure services with Terraform and containers, and contribute to architecture, technical roadmaps, code reviews, testing, and system operations. Collaborate directly with business stakeholders to understand needs and deliver scalable, secure, enterprise-grade software. The role also involves identifying patentable innovations, preparing disclosures, and supporting patent prosecution.

Build AI-powered product quality infrastructure for capturing, synthesizing, routing, and acting on customer feedback. Develop bug intake and triage systems, dashboards, data pipelines, analytics tooling, and integrations with ticketing, payment, CRM, and data warehouse systems. Partner with support engineers and domain specialists to improve product quality and ship internal tools quickly.

Develop high-quality, resilient software across Ubuntu and the open source stack, from Linux systems and firmware to cloud, containers, and desktop applications. Contribute to product roadmaps, user experience, code reviews, issue resolution, security, and enterprise requirements. Collaborate remotely with global engineering teams and the open source community, while building expertise in programming languages and Linux systems. Attend international company sprints twice yearly.