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1,455 senior software developer jobs at 524 companies in Illinois

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Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
Help us #BeatIndeed & #BeatLinkedIn
3mo
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Senior Software Engineer - AI/ML
Chicago, Illinois, United States
HybridFull Time
CNA
CNANYSE: CNA: Provides commercial property and casualty insurance and risk management.
7+ YOESenior software engineer with AI/ML, GenAI, testing tools, and 7+ years of systems analysis and development experience.
Python, Typescript, Java, JavaScript, Git, GitHub, Docker, VS Code, JetBrains IDEs, npm, yarn, pip, maven, gradle, Vertex AI, Playwright, Cypress, Cursor, GitHub Copilot, Claude Code
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2mo
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Senior Software Engineer
Westchester, Illinois, United States
$99k-$124k/yr HybridFull Time
Ritchie Bros.
Ritchie Bros.NYSE: RBA: Conducts global auctions for heavy equipment and industrial assets.
7+ YOESenior Java/Spring server-side developer with 7-10 years exp; strong REST/SOAP, microservices, DBs, CI/CD, AWS, containers.
Java, Spring Framework, Spring Boot, REST, SOAP, Microservices, Spring Cloud, API development, SQL, MySQL, Oracle, PostgreSQL, Tomcat, JUnit, Mockito, Agile Scrum, TDD, Pair Programming, CI/CD, Git, Bitbucket, AWS, Docker, Kubernetes, HTML5, JavaScript, TypeScript, AngularJS
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1mo
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Senior Software Engineer
Chicago, Illinois, United States
$123k-$150k/yr OnsiteFull Time
JLL
JLLNYSE: JLL: Global commercial real estate and investment management services.
5+ YOE5–8 years software development with leadership; bachelor’s in CS, engineering, or related field; strong backend and frontend experience.
C#, Node.js, Python, Java, Angular, React, Next.js, Vue.js, REST, Microservices, SQL Server, PostgreSQL, MongoDB, Cosmos DB, Databricks, Python, PySpark, Spark SQL, Power BI, DAX, Power Query, Git, CI/CD, Azure, Docker, Kubernetes, Azure AI, AI/ML, Event-driven systems
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2mo
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Senior Software Engineer- Machine Control Systems
Hazel Crest, Illinois, United States
$110k-$125k/yr OnsiteFull Time
The Lanco Group
The Lanco Group: Manufactures specialized heavy lifting and material handling equipment.
10+ YOESenior software development engineer with 10+ years in industrial automation, real-time data processing, full-stack development, machine control, and cross-disciplinary collaboration.
C/C++, Python, MATLAB/Simulink, EtherCAT, CAN bus, Modbus, Ethernet/IP
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2mo
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Senior Software Engineer - DeFi
Chicago, Illinois, United States
$130k-$225k/yr OnsiteFull Time
DRW
DRW: Technology-driven principal trading firm operating in global financial markets
Strong software engineering fundamentals with DeFi/Blockchain experience, server-side development, JVM and Node.js/TypeScript, microservices, and distributed systems knowledge.
Kubernetes, Docker, ArgoCD, PostgreSQL, Oracle, SQS, RabbitMQ, Linux, Ansible, Nginx, Git, Node.js, TypeScript, Java, EVM, ethers.js, web3.js
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2mo
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Senior Software Engineer - USA
United States or Mountain View or New York City or Dallas or Chicago or Miami
$109k-$171k/yr HybridFull Time
Cognify Analytics
Cognify Analytics: A technology focused on delivering scalable software solutions and AI-enabled technology.
6+ YOE6+ years of full software development lifecycle experience; proficiency in multiple languages; cloud platforms; distributed systems; leadership and collaboration; AI/ML integration.
JavaScript, TypeScript, Python, Java, Rust, Go, Kotlin, C++, Kubernetes, Docker, Terraform, Pulumi, AWS, Azure, GCP, CI/CD, Kafka, Flink, Kinesis
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3mo
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Senior Software Engineer
Lisle, Illinois, United States
$92k-$138k/yr OnsiteFull Time
International Motors
International MotorsXETRA: 8TRA: Manufacturer of commercial trucks, buses, and heavy-duty engines.
3+ YOEBachelor's or Master's in software engineering with related experience; 3+ years if no degree; strong coding and cloud skills.
TypeScript, Python, Java, C#, Ruby, React, Angular, Vue, Azure, AWS, GCP, Terraform, SQL
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2mo
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Senior Software Engineer, Zaidyn
Chicago or New York or Princeton
HybridFull Time
ZS
ZS: Global management consulting and technology firm for healthcare and life sciences.
3+ YOEBachelor’s or Master’s in CS/EE/math or related; 3-5 years software product development; full-stack SaaS experience; strong APIs, SOA/REST; English fluency.
Java, REST, SOA, Jenkins, Hibernate, Maven, TeamCity, APIs, OOP, DI/IoC, AWS
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1mo
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Senior Software Engineer
Chicago, Illinois, United States
$153k/yr OnsiteFull Time
Morningstar
MorningstarNASDAQ: MORN: Provides financial data, investment research, and asset management services.
5+ YOEBachelor's or Master’s in Computer Science or related field with years of relevant software engineering experience; 5 years with Bachelor's or 3 years with Master's; strong Python and cloud skills.
Python, FastAPI, Flask, REST, PostgreSQL, SQLAlchemy, Weaviate, Pinecone, QlikView, Pandas, Plotly, Matplotlib, AWS, S3, RDS, Lambda, GraphQL, Celery, Redis, SQS, Git, OpenAI, Anthropic, MistralAI
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1mo
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Senior Software Engineer
Chicago, Illinois, United States
$89k-$165k/yr OnsiteFull Time
Publicis Groupe
Publicis GroupeEuronext Paris: PUB: Global advertising and digital transformation agency holding.
5+ YOE5-8 years in software engineering; large-scale data engineering, distributed systems; Databricks, AWS, Python, PySpark; SQL/NoSQL; CI/CD; IaC (Terraform/Ansible).
Databricks, Python, PySpark, Apache Spark, AWS, S3, Lambda, API Gateway, EventBridge, Kafka, SQL Server, MongoDB, Jenkins, GitHub, GitLab, Bitbucket, Terraform, Ansible
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1mo
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Senior Software Developer
Chicago or Grand Rapids or Ann Arbor or Raleigh
$145k-$178k/yr HybridFull Time
Atomic Object
Atomic Object: Designs and builds custom software products for various companies.
10+ YOE10+ years professional software development; experience in mobile and full‑stack web development; automated testing; history of leading teams; strong communication, mentoring, and technical decision skills.
LLMs
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1mo
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Senior Software Engineer
Chicago, Illinois, United States
$89k-$165k/yr HybridFull Time
Publicis Groupe
Publicis GroupeEuronext Paris: PUB: Global communications, advertising, and digital transformation holding.
5+ YOE5-8 years of software engineering in data engineering and distributed systems; AWS Databricks, Python, Spark; CI/CD; IaC; AI/Generative AI exposure; cloud-native data platforms.
Databricks, Python, PySpark, Apache Spark, AWS, S3, Lambda, API Gateway, EventBridge, Kafka, SQL Server, MongoDB, Jenkins, GitHub/GitLab, Bitbucket, Terraform, Ansible
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1mo
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Senior Software Engineer
Chicago, Illinois, United States
$153k/yr RemoteFull Time
Morningstar
MorningstarNASDAQ: MORN: Provides independent investment research, financial data, and management services.
5+ YOERequires advanced Python development, relational/vector databases, cloud services, and AI/ML concepts with REST APIs and CI/CD.
Python, FastAPI, Flask, REST API, PostgreSQL, SQLAlchemy, Weaviate, Pinecone, Pandas, Plotly, Matplotlib, AWS, S3, RDS, API Gateway, Lambda, Redis, SQS, Celery, Git, CI/CD, GraphQL, OpenAI, Anthropic, MistralAI, UML
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2mo
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Senior Software Engineer- Machine Control Systems
Hazel Crest, Illinois, United States
$110k-$125k/yr OnsiteFull Time
Lanco
Lanco: Manufactures and services heavy lifting and material handling equipment.
10+ YOESenior software engineer with full-stack focus, real-time IoT, hardware integration, and heavy machinery experience.
C/C++, Python, MATLAB/Simulink, EtherCAT, CAN bus, Modbus, Ethernet/IP
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Senior Software Developer
Columbus or California or Colorado or Illinois or Minnesota or New Jersey or New York or Oregon or Washington or United States
$85k-$117k/yr RemoteFull Time
Syms Strategic Group
Syms Strategic Group: Provides IT and professional services to federal government agencies.
8+ YOE8+ years backend-focused software development with Java/NodeJS, RESTful API design, Angular front-end integration, AWS cloud experience, Git workflows, and US citizenship/Public Trust eligibility.
Java, NodeJS, Angular, C#, .Net, AWS, Azure, API Gateway, Lambda, S3, CloudWatch, Git, GitHub, JUnit, Jest, JIRA, Docker, ECS, EKS, XML, JSON, Microsoft Teams
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1mo
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Senior Software Engineer - Digital and Web
Naperville, Illinois, United States
$106k-$159k/yr HybridFull Time
Oncourse Home Solutions
Oncourse Home Solutions: Provides residential service line protection and home warranty solutions.
6+ YOESenior software engineer with 6+ years of full-stack experience; Next.js/React, GraphQL, Node.js, MongoDB; Docker/Kubernetes; GA/SEO; e-commerce/subscription experience preferred.
React, Next.js, GraphQL, Node.js, MongoDB, Docker, Kubernetes, REST, WebSockets, XML, JSON, YAML, Tailwind, Bootstrap, SCSS, Google Analytics, Google Webmaster Tools, SEO
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2mo
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Senior Software Engineer, UxS
Chicago, Illinois, United States
$165k-$185k/yr HybridFull Time
Somewear Labs
Somewear Labs: Provides satellite-enabled connectivity solutions for mission-critical operations.
5+ YOE5+ years software engineering; experience with UxS; Kotlin or similar strongly typed language; Unix/Windows; end-to-end ownership; open to field deployments.
Kotlin, Unix, Windows
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2mo
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Senior Software Engineer - Product
New York or Chicago
$170k-$190k/yr HybridFull Time
ElectronX
ElectronX: Operates a regulated electricity derivatives exchange market.
5+ YOE5+ years full-stack software engineering; strong backend in Python/Go; strong frontend in TypeScript/React; APIs, distributed systems, databases; security and compliance awareness; Bachelor’s degree
Python, Go, TypeScript, React, PostgreSQL, MySQL, Git, Docker, Kubernetes, Terraform
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3d
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Senior Software Engineer
New York City or Chicago or Atlanta or Dallas or Nashville
$73k-$174k/yr HybridFull Time
Capgemini
CapgeminiEuronext Paris: CAP: Provides global IT consulting and digital transformation services.
5+ YOE5+ years software experience with AWS, 1+ year Azure; experience in AI/ML model development (LoRA, RL), model optimization (TensorRT, quantization), CI/CD, containerization, and architecture design; bachelor's preferred.
LoRA, TensorRT, Python, Java, Golang, JavaScript, React, Angular, HTML, CSS, Docker, Kubernetes, AWS, Microsoft Azure, CI/CD, C4 Model
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Senior Software Engineer
Chicago, Illinois, United States
$140k-$160k/yr OnsiteFull Time
Supernova Technology
Supernova Technology: Provides cloud-based digital software for securities-based lending.
5+ YOE2+ Mgmt5+ years software development experience, 2+ years people leadership; strong Java and Python skills; experience with Spring Boot, ETL/data pipelines, Docker, CI/CD, production operations, and client-facing delivery.
Java, Python, Spring Boot, Docker, AWS, Azure, CI/CD
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