1,106 sr software engineer jobs at 443 companies in Zion, IL
3mo
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Sr. Software Engineer
Chicago, Illinois, United States
$119k-$148k/yr RemoteFull Time
5+ YOE5+ years backend development; API-based services; Node.js/NestJS; React/TypeScript; PostgreSQL/MySQL; Redis; Kafka; AWS; Docker/Kubernetes; CI/CD; testing; observability; on-call readiness; AI tooling.
Node.js, NestJS, React, TypeScript, REST APIs, PostgreSQL, MySQL, Redis, Kafka, Jest, phpunit, Cypress, Playwright, AWS, Docker, Kubernetes, AI tools
1mo
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Sr. Software Engineer
Milwaukee, Wisconsin, United States
HybridFull Time
5+ YOE5+ years software engineering experience, Salesforce and DevOps experience, expert in 3+ programming languages, strong analytical and communication skills, bachelor's in CS/engineering or equivalent experience.
Salesforce
1mo
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Sr. Software Developer
Pleasant Prairie, Wisconsin, United States
$143k/yr OnsiteFull Time
5+ YOEBachelor's in Computer Engineering or related plus 5+ years progressive software development experience; experience with databases, web applications, software security, version control, scalable system design, SQL/NoSQL, Linux/Windows/Mobile/Web platforms, CI/CD, containerization, and cloud services.
Database software, SQL, NoSQL, Version Control Software, Linux, Windows, CI/CD, containerization, cloud services
1mo
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Sr. Software Engineer
Glendale or Milwaukee
$85k-$127k/yr OnsiteFull Time
7+ YOE7+ years software engineering (5+ years building/deploying AI/ML systems), ML lifecycle experience, Python and ML framework proficiency, cloud and container deployment experience, LLM/GenAI and MLOps experience, strong system design and mentoring skills.
Python, PyTorch, TensorFlow, scikit-learn, Microsoft Azure, Microsoft Azure OpenAI, AWS Bedrock, Anthropic, OpenAI, Docker, Kubernetes, LangGraph, CrewAI, LlamaIndex, LangSmith, LangFuse, OpenTelemetry, Model Context Protocol (MCP), BACnet, MQTT, OPC UA
2mo
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Sr. Data & Software Engineer
Minneapolis or Chicago or New York
$90k-$132k/yr HybridFull Time
5+ YOE5+ years in data and software engineering; strong SQL, Python, ETL pipelines; cloud experience; able to mentor and work with business users.
Python, SQL, ETL, Cloud platforms, GCP, AWS, AI/ML APIs, Vector databases, BigQuery, Databricks, OpenAI, HuggingFace, LangChain
1mo
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Principal/Sr. Principal Software Engineer
Rolling Meadows, Illinois, United States
$109k-$163k/yr OnsiteFull Time
5+ YOEBachelor's in CS/CE or equivalent experience, 5+ years engineering experience (Principal) or 8+ years (Sr Principal). Proficiency in C++, embedded Linux/VxWorks, scripting (Python/Bash), version control (Git/GitLab/GitHub/Bitbucket/ClearCase), Agile/Waterfall; U.S. citizenship and active Secret clearance required.
C++, C++11, Python, Bash, Batch, Linux, VxWorks, Waterfall Methodology, Agile, Git, GitLab, GitHub, Bitbucket, ClearCase, Rally, Jira, DevSecOps, Model-based Engineering
14h
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Sr. Software Engineer, Data Products
Chicago, Illinois, United States
$105k-$175k/yr HybridFull Time
5+ YOEMinimum 5 years in data engineering or software development; production software, backend services, APIs, databases, testing, cloud infrastructure, AI-assisted engineering, and on-call experience required.
BigQuery, Airflow, SQL, CI/CD
1mo
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Principal/Sr. Principal Software Engineer
Rolling Meadows, Illinois, United States
$109k-$163k/yr OnsiteFull Time
5+ YOEUS citizen with active Secret clearance and SAP access; Bachelor’s in CS/CE (or equivalent experience). 5+ years engineering experience (Principal) or 8+ years (Sr Principal). Must have C++, embedded Linux or VxWorks, scripting (Python/Bash), version control (Git/GitLab/GitHub/ClearCase), and Agile/Waterfall experience.
C++, C++11, Python, Bash, Batch, Linux, VxWorks, Git, GitLab, GitHub, Bitbucket, ClearCase, Rally, Jira, Model-based Engineering, DevSecOps, Agile, Waterfall Methodology
1mo
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Sr. Software Engineer
Waukesha, Wisconsin, United States
OnsiteFull Time
8+ YOEBachelor's in CS/STEM, 8+ years software design and implementation experience, Unix/Linux programming, version control/build tools (Gradle, Maven, Perforce, Git), BDD with Cucumber/Gherkin, microservices, CI (Jenkins, Artifactory).
Unix/Linux, Gradle, Maven, Perforce, Git, Cucumber/Gherkin, Jenkins, Artifactory, Python, Cypress
2mo
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Sr. Software Engineer
Oak Brook, Illinois, United States
OnsiteFull Time
5+ YOEBS in CS or related field or equivalent; 5+ yrs distributed multi-tier software development; strong comms; lead experience; proficient in C#/NET, HTML/JS; SQL Server; API development; Agile; OOP/SOLID.
C#/.NET, HTML, JavaScript, jQuery, Angular 2+, Microsoft SQL Server, Entity Framework, API development, Git, TFVC, Visual Studio, Azure, AWS, Azure DevOps, N Telerik Kendo UI, NativeScript, Xamarin, Windows UWP, OOP, SOLID
1w
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Sr. Software Engineer - PySpark
Scottsdale or San Francisco or Chicago or New York City
$118k-$152k/yr HybridFull Time
5+ YOEBachelor's-level education typical; minimum 5 years software engineering experience; strong with Git, Spring/Spring Boot, SQL, REST, Docker/Kubernetes, Kafka, automated testing and DevOps practices.
Git, Git flow, Spring, Spring Boot, SQL, Confluence, CI/CD, Docker, Kubernetes, Kafka, Hadoop, Hive, XML, JSON, YAML, Redis, HBASE, AeroSpike, REST
4w
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Sr. Software Engineer
Chicago, Illinois, United States
$130k-$140k/yr RemoteFull Time
3+ YOEMaster's or PhD in computer science/AI/ML,3-5 years deep learning or computer vision experience,strong Python,simulator/game-engine/robotics simulation or geospatial experience,ability to operate independently.
Python, Unreal Engine
1w
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ATM Sr Lead Software Engineer
Westerville or Chicago
$147k-$225k/yr OnsiteFull Time
10+ YOE5+ years software engineering, 10+ years ATM software experience preferred; expertise with Diebold SmartClient/JDevice/XFS, microservices, cloud (AWS,Kubernetes), and enterprise AI-assisted development tools.
Diebold SmartClient, JDevice, XFS, AWS, Kubernetes
2mo
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Sr. Software Engineer
Wayne or Naperville
$120k-$135k/yr HybridFull Time
5+ YOE5–7 years backend engineering or intelligent systems with production impact; strong Python, CI/CD, and system design; experience with ML model APIs and cloud inference; familiarity with vector databases and retrieval systems.
Python, CI/CD, AWS Bedrock, Azure OpenAI, Google Vertex AI, PyTorch, Hugging Face Transformers, vLLM, FAISS, Pinecone, OpenSearch/KNN, LangChain, LlamaIndex, MLflow, Weights & Biases, Prometheus
1mo
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Sr. Engineer, Software - GenAI (Hybrid)
Oak Brook, Illinois, United States
$86k-$163k/yr HybridFull Time
8+ YOEBachelor's degree required (Master's preferred), 8+ years software engineering experience with 1+ years on LLMs/agentic AI, proficiency in Python, experience with LLM orchestration, vector DBs, cloud platforms, and agentic system design.
LLMs, Python, LangChain, LangGraph, CAMEL, LlamaIndex, RAG, MCP, FAISS, Pinecone, Weaviate, Rasa, AWS, GCP, Azure
2mo
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Sr. Software Engineer II, Fullstack - NT Connect
Chicago, Illinois, United States
$150k-$200k/yr HybridFull Time
8+ YOE8+ years of software development; strong backend and frontend skills; fintech experience preferred.
Node.js, TypeScript, React, Docker, Kubernetes, Google Cloud Platform, SQL, WebSocket, REST APIs, GitHub Copilot, Terraform
1mo
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Sr. Software Engineer (Remote)
Oak Brook or Alabama or Arizona or Florida or Georgia or Iowa or Illinois or Indiana or Michigan or Minnesota or Missouri or North Carolina or Nebraska or Pennsylvania or South Carolina or Tennessee or Texas or Utah or Virginia or West Virginia
$107k-$137k/yr RemoteFull Time
5+ YOE5+ years software product development experience; expertise in .NET (C#), .NET Core, MS SQL/T-SQL; cloud, container, and Kubernetes experience; Agile SDLC, automated testing, security and compliance knowledge; Bachelor’s preferred.
.NET, C#, VB, .NET 4.8, .NET Core, C# 10, MS SQL Server T-SQL, SSIS, PowerShell, ActiveBatch, Azure DevOps, SonarQube, OCI, Docker, Kubernetes, Azure Container instances, App Service, OpenShift, GIT, REST, SOAP, Visual Studio Code
4d
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Sr Staff Software Engineer
Chicago, Illinois, United States
$108k-$210k/yr HybridFull Time
2+ YOEMaster's in Computer Science/Engineering or equivalent plus 2 years post‑baccalaureate experience in software engineering within trading/finance; mentoring experience, project leadership, SQL, NoSQL, Golang, Redis, MongoDB, AI tooling and infrastructure.
SQL, NoSQL, Golang, Redis, MongoDB, AI tooling and infrastructure
3w
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Sr. Software Engineer
Chicago, Illinois, United States
$130k-$140k/yr OnsiteFull Time
3+ YOE3+ years experience in deep learning or ML platforms preferred; strong backend and systems engineering, Python and cloud experience; Master's or PhD in CS/AI/ML; strong communication and critical thinking.
Python, AWS
1d
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Sr. Engineer, Software (FW) (IL, Waukegan)
Waukegan, Illinois, United States
$125k-$145k/yr OnsiteFull Time
10+ YOEBachelor's degree in a relevant engineering or computer science field and 10+ years of experience. Requires embedded Linux, firmware, device-driver, C/C++, Bash, Python, and software configuration management expertise.
Embedded Linux, Linux, Ubuntu, Yocto Poky, Debian, AlmaLinux, Bash, C, C++, Python, GitHub, Subversion, JIRA, Linux kernel, ISO 9001, ISO 14000, DO-178C, AS9100
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