📣 HiringCafe is hiring a Founding Growth Hacker! Learn More · Apply here
Java Python Developer Jobs in DeKalb, IL, US
52 java python developer jobs from 25 companies hiring in DeKalb, IL, US.
1mo
Save
Mark Applied
Hide
Senior Software Development Engineer (Java & Cloud)
Richardson or Buffalo Grove or Work At Home-Illinois
$93k-$204k/yr HybridFull Time
7+ YOESenior Java developer with cloud, full stack, microservices, REST APIs, containers, CI/CD; 7+ years of experience with AWS/Azure/GCP; strong problem solving and collaboration.
Java, Python, JavaScript, Angular, React, Node.js, AWS, Azure, GCP, Docker, Kubernetes, Jenkins, GitLab CI, CircleCI, PostgreSQL, MySQL, MongoDB
3w
Save
Mark Applied
Hide
Software Engineer I (Full Stack) Java
Deerfield, Illinois, United States
$79k-$127k/yr HybridFull Time
4+ YOEFull stack role requiring Java backend, React/Angular frontend, CI/CD, cloud, and Agile experience.
Java, Spring Boot, REST APIs, React, Angular, Oracle, MySQL, MongoDB, Azure, AWS, Google Cloud, CI/CD, Docker, Python, Bash, Linux
1w
Save
Mark Applied
Hide
Mid-Senior Software Engineer
Bartlett, Illinois, United States
$50-$55/hr OnsitePart Time
Experience in software development with Java, C#, or Python; strong problem-solving; Git; good communication; able to work independently or in a team.
Java, C#, Python, Git, AWS, Azure, SQL
1w
Save
Mark Applied
Hide
Senior Developer - BAW Specialist
St. Louis or Dallas or Downers Grove
$112k-$187k/yr OnsiteFull Time
10+ YOE10+ years in software development and architecture; expert in IBM BAW; strong Java (Spring/Spring Boot); Python and GenAI; AWS cloud; microservices; DevOps; onsite at Kemper office.
IBM BAW, Java, Spring, Spring Boot, Python, Generative AI, OpenAI, AWS, Lambda, S3, ECS, DynamoDB, Docker, Kubernetes
3d
Save
Mark Applied
Hide
Senior Software Engineer/Full Stack Developer
Denver or Naperville
HybridFull Time
7+ YOESenior software engineer with strong full-stack skills; experience with Java, Node.js, SQL, Python; design and develop web/cloud apps; 7+ years experience; hybrid in Naperville, IL or Denver, CO.
Java, Node.js, SQL, Python, APIs, Web Sockets, ClaudeCode, CoPilot, Unix, Shell scripting, MS SQL Server, PostgreSQL, Azure SQL, Oracle, JSON, HTTP
2mo
Save
Mark Applied
Hide
Software Engineer II
Oak Brook, Illinois, United States
OnsiteFull Time
2+ YOE2-4 years in software product development or software QA; Bachelor's degree preferred; Azure DevOps/ Azure Developer Associate; strong programming in Java, Python, C++, C#, JavaScript; SDLC/Agile; security, testing, CI/CD.
Java, Python, C++, C#, VB.Net, SQL, JavaScript, Git, Visual Studio Code, IntelliJ, React, Angular, Flutter, React Native, Azure, Azure DevOps
2mo
Save
Mark Applied
Hide
Software Engineer II
Schaumburg, Illinois, United States
$64k-$128k/yr OnsiteFull Time
1+ YOEEmbedded software development in C/C++, Linux, Windows; Python/Perl; Java; Make/Bash; TCP/IP; 1-2 years exp; Agile; US citizenship.
C/C++, Linux, Windows, Python, Perl, Powershell, Java, Make, Bash, TCP/IP, TLS, UDP
1mo
Save
Mark Applied
Hide
Principal Product Software Engineer - AI
Coppell or Riverwoods or Kennesaw or Chicago or Austin or Wichita
$145k-$258k/yr HybridFull Time
9+ YOELead AI-powered software development; 9+ years software experience; Python/Java/C++; 3+ years with LLMs; Agile/XP; strong communication.
Python, Java, C++, LLMs, LangChain, LangGraph, Hugging Face, OpenAI APIs, GitHub Copilot, Prompt engineering, MLOps, Azure AI
1w
Save
Mark Applied
Hide
Software Development Engineer Intern
Belvidere, Illinois, United States
$25-$35/hr OnsiteInternship
0+ YOEPursuing BS/MS in Computer Science/Computer Engineering; strong communication; analytical; OOAD knowledge; basic Python/Java/C++.
Python, Java, C++
5d
Save
Mark Applied
Hide
Staff AI Engineer
Chicago or Rosemont
$170k-$240k/yr RemoteFull Time
8+ YOE8+ years in software/AI/ML engineering with production systems experience; BS or MS in CS/Engineering; strong Python/Java; cloud, MLOps, CI/CD; exposure to healthcare AI is a plus.
Python, Java, AWS, Azure, Kubernetes, Docker, CI/CD, Terraform, MLflow, SageMaker, Kubeflow, Elasticsearch, Vector databases, NLP
3w
Save
Mark Applied
Hide
Senior Software Engineer
Lisle, Illinois, United States
$92k-$138k/yr OnsiteFull Time
3+ YOE3+ years software engineering; server-side TypeScript/Python/Java/C#/Ruby; frontend React/Angular/Vue; Azure/AWS/GCP; SQL/data engineering; SOLID principles; code reviews.
TypeScript, Python, Java, C#, Ruby, React, Angular, Vue, Azure, AWS, GCP, Terraform, Jest, SQLServer
1mo
Save
Mark Applied
Hide
Ignition Developer
Bannockburn or Chicago or Crystal Lake or Mokena or Naperville or Peoria
$100k-$120k/yr HybridFull Time
5+ YOE5+ years experience designing and developing HMI/SCADA with Ignition; SQL, Python, Java; PLC/IT/OT knowledge; ISA 101; BS in CS/EE/related field; 100k-120k; multiple IL locations.
Ignition, SQL, Python, Java, MQTT, Modbus, DNP3
1w
Save
Mark Applied
Hide
Senior Lead Software Engineer, Full Stack
McLean or Houston or Riverwoods
OnsiteFull Time
6+ YOEBachelor’s degree; 6+ years software engineering; 1+ year cloud (AWS/Azure/GCP); proficient in JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, Go; experience with microservices, AWS, containers.
JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, Go, Docker, Kubernetes, AWS, RDBMS, NoSQL
1mo
Save
Mark Applied
Hide
Machine Learning Engineer - Senior Associate
Chicago, Illinois, United States
$119k-$185k/yr OnsiteFull Time
Bachelor's degree in Computer Science or equivalent; 5+ years software development with AI/ML integration; strong Python; experience with data pipelines, cloud, and CI/CD; proficient in ML/DL and LLM-related techniques.
Python, Java, C, C++, Go, TensorFlow, PyTorch, scikit-learn, Keras, AWS, Azure, Terraform, Apache Kafka, SQL, NoSQL, Jenkins, Splunk, Spark, CI/CD, LLM, SRE
3w
Save
Mark Applied
Hide
Junior Full Stack Developer
Schaumburg, Illinois, United States
$64k-$111k/yr OnsiteFull Time
Bachelor’s degree in CS/Information Systems or related field; experience with server-side languages; proficient in C#, Java, NodeJS or Python; HTML/CSS/JavaScript; .NET; SQL Server/MySQL; problem-solving; good communication; version control; eager to learn.
NodeJS, .NET, SQL Server, HTML, CSS, JavaScript, Python, React, Angular, Microsoft Power Platform
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Hartford or Charlotte or Naperville or Chicago
$97k-$145k/yr HybridFull Time
3+ YOE3+ years of hands-on software development; strong OO design, REST/SOAP APIs, and cloud experience; SAFe, DevOps, and modern languages.
Java, C#, Cpp, Python, JavaScript, HTML, CSS, Angular/React, XML, SQL, AWS, REST API
1mo
Save
Mark Applied
Hide
Sr IT Engineer Data
Bolingbrook, Illinois, United States
$153k-$154k/yr OnsiteFull Time
5+ YOEBachelor's degree in Computer Science; 5+ years in development with big data, cloud platforms, data pipelines; proficient in Java/Python/SQL; experience with BigQuery, Databricks, Snowflake, Spark, Kafka; Docker, GitHub, Jenkins; Unix/Linux.
Hadoop, Databricks, Cloud Platforms (GCP/AWS/Azure), Java, Python, SQL/NoSQL, BigQuery, Snowflake, Spark, Kafka Streams, Docker, GitHub, Jenkins, Unix/Linux, Dataflow, Dataproc, APIs/Microservices
1mo
Save
Mark Applied
Hide
Lead Data Engineer – Financial Data, Compliance & Business Intelligence
Chicago or Washington or Sarasota or Hartford or Costa Mesa or San Jose or Atlanta or Boston or Cleveland or Columbus or Dallas or Fort Lauderdale or Fort Wayne or Grand Rapids or Indianapolis or Los Angeles or Miami or New York City or Oak Brook Terrace or Sacramento or San Francisco or South Bend or Tampa or Houston or Austin
$111k-$226k/yr OnsiteFull Time
3+ YOE3+ years ETL development; experience with Bank Secrecy Act/AML regulations; consulting experience; strong ETL/EDW skills; Python/Java; cloud data warehousing (Azure/AWS/Snowflake); excellent communication and teamwork.
ETL tools, Python, Java, Azure, AWS, Snowflake
3w
Save
Mark Applied
Hide
Data Engineer Associate - Contract
Rolling Meadows, Illinois, United States
$42k-$82k/yr RemoteContract
2+ YOETechnical BS with 2+ years experience or MS in IT/Data Science/Engineering; 1+ year SQL; Snowflake/Azure/SQL Server; Python/Java/XML; data lake, AI/frameworks, ML concepts; agile experience preferred.
Snowflake, Azure Data Factory, SQL Server, Python, Java, XML, Data Lake, Cortex AI Functions, Oracle, JDE
1mo
Save
Mark Applied
Hide
Senior Lead Data Engineer - General Ledger
Columbus or Chicago
$138k-$180k/yr OnsiteFull Time
5+ YOE5+ years in software/data engineering; cloud data and platform engineering; AWS, Kubernetes, Java/Python, SQL; Databricks; CI/CD; data and governance.
AWS, Kubernetes, Databricks, SQL, Java, Python, Terraform, CloudFormation
1mo
Save
Mark Applied
Hide
Finance Technology Software Engineer
Rosemont, Illinois, United States
$87k-$109k/yr OnsiteFull Time
1+ YOEBachelor's degree in engineering/CS/MSIS with 1-2+ years in OO languages; or HS diploma with 5+ years in OO languages and coding bootcamps.
Python, C#, Java, C++, JSON, REST APIs, CI/CD, Snowflake, SQL, MongoDB, Alteryx, Azure, SAP, Ariba
1mo
Save
Mark Applied
Hide
Enterprise Software Developer Expert
Northbrook, Illinois, United States
$162k/yr RemoteFull Time
3+ YOEMaster's or Bachelor's in CS/CE or related field with extensive experience in enterprise software, AI, and cloud tech; 3+ years with Master’s or 5+ years with Bachelor’s.
AWS, Azure, Jenkins, Git, Kubernetes, Java, Python, Spring, React, React Native, Node.js, REST, Docker, Kubernetes, GIT, GITHub, Linters
3w
Save
Mark Applied
Hide
Senior Software Engineer
Lisle, Illinois, United States
$92k-$138k/yr OnsiteFull Time
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
1mo
Save
Mark Applied
Hide
JR APPLICATION DEVELOPER
Bloomingdale, Illinois, United States
$60k-$75k/yr OnsiteFull Time
0+ YOEEntry-level developer; bachelor's in computer science; internship or prior relevant work; basic programming in multiple languages; SQL experience; basic AI, cloud computing knowledge; willingness to learn tools.
Oracle SQL Developer, Toad, Oracle BI, SQL, Python, Java, JavaScript, C#, AWS, Azure, Google Cloud Platform
1mo
Save
Mark Applied
Hide
Software Development Engineer in Test (SDET)
Lisle, Illinois, United States
$91k-$146k/yr OnsiteFull Time
5+ YOEExperienced SDET with full-stack testing, test automation, CI/CD, REST API automation; BS in Electrical Engineering or Computer Science and 5+ years
REST API Automation, Jenkins, JMeter, Python, JavaScript, Java, Groovy
1mo
Save
Mark Applied
Hide
Site Reliability Engineer II - Epic
Secaucus or Schaumburg
$111k-$130k/yr HybridFull Time
4+ YOE4+ years with multiple APM tools and Dynatrace; 3+ years SRE; software development/infrastructure/ops experience; certifications in AWS, DevOps, Kubernetes, Dynatrace or similar; CI/CD and version control; scripting (Python, Bash, Go); strong problem-solving and communication; agile environment.
Dynatrace, Prometheus, Grafana, Neoload, Jmeter, Splunk, AWS, Azure, GCP, Terraform, Ansible, Kubernetes, Docker, IIS, HTML, Java, C#, C, Python, Bash, Go
2mo
Save
Mark Applied
Hide
Engenheiro Software (Oak Brook, IL, US)
Oak Brook, Illinois, United States
$84k-$129k/yr OnsiteFull Time
2+ YOEBachelor’s or Master’s in Computer Science; 2 years of experience or equivalent; strong problem solving and software development skills.
Python, Java, C++, Software testing, Software development
HiringCafe market data
Java Python Developer Jobs market signals in DeKalb, IL, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
52
Hiring companies
25
Fresh sample
44% new in 30d
Salary visibility
81% show pay
Companies appearing in this market
Capital OneCVS HealthArthur J. Gallagher & Co.Inspira FinancialInternational MotorsJPMorgan ChaseMotorola SolutionsPTMA Financial Solutions
Work location mix in visible results
Onsite: 24Hybrid: 13Remote: 6