Top Software Engineer Jobs in Peoria, IL

Lead the design and implementation of end-to-end quality systems and testing frameworks. Own multiple testing layers (unit, integration, E2E, contract, performance, chaos), integrate automated tests into CI/CD, drive load/performance testing and monitoring, troubleshoot failures, apply AI tooling to improve workflows, and collaborate with engineers, PMs, and designers to improve coverage and reliability.

Lead and deliver secure, full-stack software for DoD customers through pair-programming, TDD, continuous delivery, and client-facing mentoring. Teach agile practices, build and test APIs, run software in Linux, use container and DevSecOps tooling, and champion AI-augmented workflows while ensuring week-over-week delivery and client success.

Design and build backend services, APIs, SDKs, and user-facing systems enabling secure agent-to-agent financial interactions. Implement cryptographic identity, payment workflows, transaction processing, reputation tools, and scalable infrastructure for AI-native financial products.

Lead architecture and backend development for the vCluster platform by designing and implementing Kubernetes-native solutions in Go, owning features end-to-end, contributing to open-source, and solving deep systems challenges around multi-tenancy, isolation, and GPU infrastructure.

Architect and build core backend components of the vCluster platform by working deeply with Kubernetes internals. Write high-performance Go code, take end-to-end ownership from design to release, contribute to open-source projects, and solve complex systems and multi-tenancy problems for GPU and Kubernetes-based infrastructure.

Build and own foundational data infrastructure for Member Marketing and Coverage Eligibility: define data contracts, ensure identity and lineage, implement observability and reconciliation, modernize file/API integrations, design for correctness and auditability in regulated workflows, and lead cross-functional delivery and technical standards.

Lead design and implementation of the audio engine for Splice's DAW plugins and desktop app. Drive complex technical initiatives, propose and implement cross-stack solutions, optimize performance, mentor engineers, author RFCs, and collaborate with product and design to shape user experience and roadmap. Deliver high-quality, production-ready audio software under tight deadlines.

The Staff Software Engineer will enhance developer productivity by designing tools, automating workflows, and mentoring teams on best practices in developer experience.

Design, build, and evolve customer-facing backend services and public APIs; own features end-to-end from design through rollout; create technical design documents; ensure services are observable, resilient, and usable across multiple products; collaborate closely with Product and Experience teams to prioritize and ship iterations.

The Senior Software Engineer will enhance the core product by developing features and tools for Chainguard Images, collaborating with teams and ensuring product quality.

Develop core backend components for a blockchain network, focusing on reliability and scalability, mainly using Rust. Ensure code quality through testing and debugging.

Develop and implement features by building backend APIs and frontend code, lead projects, and collaborate with teams to solve user problems.

The Software Test Engineer will design, implement, and maintain test frameworks for back-end services, ensuring product quality through test case creation and automation, and collaborating with cross-functional teams.

Build and maintain network automation and orchestration software for NVIDIA GPU Cloud and SuperPod deployments. Design/configure centralized configuration management, integrate cloud provider APIs, implement data pipelines and streaming telemetry, and automate lifecycle operations from procurement to deployment. Collaborate with infrastructure experts to deliver zero-touch, production-grade network provisioning, monitoring, and management tools.

The Senior Software Engineer will collaborate with teams to build and optimize a robust web application, ensure code quality, and elevate team impact.

The Staff Software Engineer will develop full stack solutions, contribute to architecture, mentor junior developers, and collaborate with teams on software projects.

Owner of full-stack features and platform reliability: build scalable web applications, optimize PostgreSQL performance, maintain asynchronous infrastructure (Celery), migrate frontend to server-side HTMX, ship revenue-driving features, ensure observability and SLO-driven reliability, collaborate cross-functionally, write testable code, and participate in architecture and code reviews.

Design and implement backend services for an AI-driven automation platform, focusing on LLM orchestration, API development, and system reliability.

Design and build applications using Python, manage component design, optimize performance, and collaborate with clients on innovative products.

Design, build, and maintain scalable full-stack web applications. Implement backend APIs and responsive frontends, deploy to cloud, ensure security/performance, write tests, debug issues, participate in reviews, and mentor junior developers.

Hands-on senior full-stack engineer building and supporting user-facing features, infrastructure, and AI-powered workflows (LLM integration, RAG, agents). Drive architecture, dev experience, CI/CD, and partner with product and program teams to deliver a scalable education platform.

Work with senior engineers to develop, test, and maintain full-stack web applications. Build front-end interfaces, implement back-end APIs, write clean code, assist with testing and code reviews, participate in Agile ceremonies, and continuously learn new tools and best practices.

Develop and maintain mobile app and no-code quest editor, implement gameplay engine and server, design software architecture, and collaborate in one-week Scrum sprints using C++, Qt, QML, MySQL, and AI-assisted tools.

The role involves developing and optimizing core components of the Flow blockchain protocol, focusing on performance, scalability, and reliability, while also ensuring interoperability with the web3 ecosystem.

As a Staff Software Engineer, you'll architect and build foundational platform services, focusing on data infrastructure, healthcare interoperability, and secure APIs while mentoring other engineers.