248 senior software development engineer jobs at 93 companies in Sycamore, IL
1mo
Save
Mark Applied
Hide
Senior Software Development Engineer
Northbrook, Illinois, United States
$100k-$140k/yr OnsiteFull Time
4+ YOEBachelor's in CS or related, 4+ years C#/.NET experience (Blazor), MS SQL Server and VBA proficiency, EM engineering tool experience, strong OOP/design pattern knowledge, cross-team collaboration skills.
C#, .NET, Blazor, MS SQL Server, VBA, agentic engineering tools, Jira, Confluence, Bamboo, Stash, Message Bus, HTTP, REST APIs, JSON
3mo
Save
Mark Applied
Hide
Senior Software Engineer - Digital and Web
Naperville, Illinois, United States
$106k-$159k/yr HybridFull Time
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
4w
Save
Mark Applied
Hide
Senior Software Developer
Bedford Park, Illinois, United States
$120k-$140k/yr HybridFull Time
5+ YOE5+ years professional software development experience; advanced proficiency with C#, .NET, React; Git; CI/CD and automated testing experience; bachelor's in CS/Engineering or equivalent.
C#, .NET, React, Git, Microsoft Azure, AWS, Claude Code, Codex, GitHub Copilot, SQL
2w
Save
Mark Applied
Hide
Senior Software Developer
Bedford Park, Illinois, United States
$120k-$140k/yr OnsiteFull Time
5+ YOEBachelor's degree or equivalent experience, 5+ years of software development, and advanced proficiency with C#, .NET, React, Git, Agile, CI/CD, software architecture, testing, and AI-assisted development tools.
C#, .NET, React, Git, Agile, CI/CD, Microsoft Azure, AWS, SQL, REST APIs, Claude Code, Codex, GitHub Copilot
2w
Save
Mark Applied
Hide
*Senior Software Engineer
Schaumburg, Illinois, United States
$155k/yr HybridFull Time
5+ YOEBachelor's degree in computer science, software engineering, or related field plus 5 years' experience. Requires Python, JavaScript, API and front-end development, Git, Agile, and Azure, AWS, and GCP experience.
Python, JavaScript, GIT, Azure, AWS, GCP
5d
Save
Mark Applied
Hide
Senior Software Engineer
Elgin, Illinois, United States
$87k-$116k/yr OnsiteFull Time
7+ YOERequires 7+ years developing embedded software with Qt and C++, 3+ years with Qt/QML, Linux multithreaded development, UX experience, and a BSCS, BSCE, or BSEE degree.
Qt, QML, C++, Linux, Java, Python, Linux kernel, TCP/IP
2w
Save
Mark Applied
Hide
Senior Software Engineer, Middleware
Oak Brook, Illinois, United States
$160k/yr HybridFull Time
5+ YOEBachelor's degree in computer science, computer engineering, or related field; 5 years of software development experience; Microsoft technology stack, cloud development, CI/CD, Agile/Scrum, and technical documentation skills.
.NET, C#, Microsoft Azure, SQL, Microsoft Visual Studio, GIT, NoSQL, RabbitMQ, Azure Service Bus, AWS EventBridge, RESTful services, CI/CD, Agile, Scrum, ISO 27001
1w
Save
Mark Applied
Hide
Senior Software Engineer
Dallas or Chicago
HybridFull Time
12+ YOERequires 12+ years of software engineering experience, full-stack architecture expertise, cloud-native distributed systems knowledge, agentic AI experience, and leadership across multiple engineering teams. Bachelor's degree preferred.
JavaScript, TypeScript, React, Next.js, C#, Node.js, Java, REST, GraphQL, Azure, AWS, GCP, LangChain, AutoGen, Semantic Kernel, MCP, SQL, CI/CD, Docker, Kubernetes, Kafka, Event Hubs, Kinesis
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Westchester, Illinois, United States
$99k-$124k/yr RemoteFull Time
10+ YOEBachelor's in CS/IT, 10+ years software development with backend Java experience; proficiency in Python/Go, Spring Framework, cloud platforms, containerization, relational databases, CI/CD, and strong communication.
Java, Python, Go, Spring Framework, Spring Boot, Spring Data, Spring Security, MySQL, PostgreSQL, AWS, Azure, GCP, Docker, Kubernetes, React, Angular
1w
Save
Mark Applied
Hide
Senior Software Engineer
Oak Brook or Sioux Falls
$107k-$164k/yr HybridFull Time
5+ YOEBachelor's degree or equivalent experience; 5+ years of software engineering and Scala experience, with cloud architecture, distributed systems, streaming, microservices, CI/CD, IaC, and strong communication skills.
Scala, Apache Spark, Apache Flink, Docker, Kubernetes, Helm, Akka, Pekko, Terraform, Git, Maven, Gradle, ScalaTest, JUnit, Mockito, Datadog, Azure Monitor, Application Insights, ELK, OpenTelemetry, RESTful APIs, OAuth2, JWT, OpenAPI, Swagger, Postman, Azure, AWS, Java, Python
1mo
Save
Mark Applied
Hide
Senior Software Engineer (55220)
Vernon Hills, Illinois, United States
$108k-$127k/yr HybridFull Time
8+ YOEBachelor's in CS/Engineering,8+ years developing commercial B2B software for web/mobile/cloud/desktop,expertise with C#/.NET and Microsoft Full Stack,Azure experience,Git/DevOps,CI/CD,strong design and problem-solving skills.
C#, .NET, Microsoft Full Stack, Microsoft Azure, Git, DevOps, MFC, Java, React, AWS, Google Cloud
2mo
Save
Mark Applied
Hide
Senior Software Engineer
Minneapolis or Chicago or Schaumburg
$92k-$164k/yr OnsiteFull Time
6+ YOEBachelor's in CS/IT/Engineering, 6+ years Java (J2EE, Spring MVC/Boot) experience, API and microservices development, messaging (Kafka/JMS), monitoring tools (Dynatrace/Splunk/Grafana), 3+ years cloud-native (Azure/AWS/GCP), Docker, Kubernetes, CI/CD, relational DBs, Agile.
Java, J2EE, Spring MVC, Spring Boot, React.js, Kafka, JMS, Dynatrace, Splunk, Grafana, Azure, AWS, GCP, Docker, Kubernetes, CI/CD, Copilot, AI Builder
2w
Save
Mark Applied
Hide
Senior Software Developer - Web
Waukegan or Glenview
$96k-$148k/yr OnsiteFull Time
5+ YOEBachelor's degree in computer science, information technology, or related field; 5+ years of software development experience; web application experience with .NET, Java, JavaScript, or TypeScript; SQL proficiency.
.NET, Java, JavaScript, TypeScript, SQL
3mo
Save
Mark Applied
Hide
Senior Cyber Embedded Software Engineer
Schaumburg, Illinois, United States
OnsiteAll Commitments Available
Embedded software, cybersecurity, and reverse engineering experience; strong C/C++, Python; Linux; BS/MS in CS/CE/Software; US citizenship with ability to obtain clearance; TS/SCI preferred.
Ghidra, IDA Pro, Radare2, GDB, JTAG, Wireshark, ELF, PE, IP, TCP, UDP, TLS, SIP, SRTP, ARM, MIPS, PPC, x86, C, C++, Python, Linux
2w
Save
Mark Applied
Hide
Senior Software Engineer
Rockford, Illinois, United States
$87k-$165k/yr HybridFull Time
5+ YOESTEM degree with 5+ years of relevant experience or advanced degree with 3+ years; embedded software lifecycle, C, requirements, verification, certification, lab testing, and aerospace standards experience required.
C, Assembly, Python, Tcl/Tk, MATLAB, Simulink, RTOS, IBM Rational Synergy, IBM Rational Change, DOORS, DXL, Texas Instruments TMS320F2812, PowerPC, CAN, Ethernet
2w
Save
Mark Applied
Hide
Senior Software Engineer/Full Stack Developer
Denver or Naperville
HybridFull Time
7+ YOEBachelor's degree or equivalent professional experience, 7+ years of experience, and expertise in Java, node.js, SQL, Python, web technologies, relational databases, and collaborative software development.
Java, node.js, SQL, Python, HTTP, JSON, Web Sockets, ClaudeCode, CoPilot for git, Unix, Microsoft SQL Server, PostgreSQL, Azure SQL, Oracle, DevOps
1w
Save
Mark Applied
Hide
Senior Embedded Software Engineer
Marengo or Houston
$120k-$165k/yr HybridFull Time
7+ YOEBachelor’s degree and 7+ years of embedded software engineering experience in an OEM environment. Requires software architecture, product lifecycle, integration, validation, CAN analysis, debugging, and automated testing expertise.
Git, CI/CD, CAN, CANAnalyzer, PCAN, Network analyzer, SIL/HIL, Model-in-the-Loop, RTOS, LiDAR, UWB
3mo
Save
Mark Applied
Hide
Senior Software Engineer - ERP
Rosemont, Illinois, United States
$108k-$134k/yr OnsiteFull Time
2+ YOEBachelor’s Degree in Engineering or Computer Science with 2-4 years, or High School Diploma/GED with 5-7+ years; JD Edwards ERP experience in wholesale/distribution; development and support of ERP applications; SDLC/ITIL familiarity.
Java, C, C++, JD Edwards, BI Publisher, Linux, JDEdwards
2d
Save
Mark Applied
Hide
Principal Software Engineer
Rolling Meadows, Illinois, United States
$109k-$163k/yr OnsiteFull Time
5+ YOEBachelor's degree with 5+ years or master's degree with 3+ years engineering experience, or equivalent; Unreal Engine, C++/object-oriented development, scripting, software engineering, US citizenship, and interim Secret clearance required.
Unreal Engine, Unreal Editor, Unreal Blueprints, C++, Python, Bash, Batch, GitHub, Bitbucket, ClearCase, Rally, Jira, CUDA
1mo
Save
Mark Applied
Hide
Senior Lead Software Engineer, Full Stack
McLean or Plano or Houston or Riverwoods
$209k-$262k/yr OnsiteFull Time
6+ YOE1+ MgmtBachelor’s degree and 6+ years of software engineering experience required; 1+ year cloud experience. Preferred: advanced software, cloud, framework, Agile, and people-management experience.
JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, Go, Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud, Open Source RDBMS, NoSQL, Agile
Explore Jobs