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Java Python Developer Jobs in Illinois, United States
930+ java python developer jobs from 470+ companies hiring in Illinois, United States.
2mo
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Sr Market Data Systems Engineer
Chicago, Illinois, United States
$104k-$173k/yr OnsiteFull Time
Manage Reuters/Refinitiv and Bloomberg platforms, administer data provisioning, implement vendor updates, support Front/Mback Office; proficient in Python/Java/SQL; strong data integrity and troubleshooting skills.
Python, Java, SQL, Reuters/Refinitiv, Bloomberg, Eikon
4d
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Software Engineering Co-op
United States
$35/hr RemoteAll Commitments Available
Constant Contact: Provides digital marketing and automation tools for small businesses.
Currently enrolled in a Computer Science degree program or equivalent; experience with Java, Python, JavaScript (React), Ruby; web apps in CI/CD; REST; relational and NoSQL databases; Java/Spring; AWS and Kubernetes; AI tooling like Cursor and Claude Code; strong communication.
Java, Python, JavaScript, Ruby, React, Spring, REST, AWS, Kubernetes, OKD, Cursor, Claude Code, MCP, CI/CD, CSS, HTML, SQL, NoSQL
1mo
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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
3w
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Staff Software Engineer
United States
$170k-$213k/yr RemoteFull Time
7+ YOEBA/BS in Computer Science or related field; 7+ years experience; strong in LLM workflows and SDLC; cloud/AWS; fullstack React/Node.js; performance, scalability, and reliability focus.
Python, JavaScript, Java, .NET, React, React Native, Node.js, AWS
2mo
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Lead LLM Engineer
United States
RemoteFull Time
6+ YOELead Azure-based LLM stack design, fine-tuning, and deployment; build retrieval pipelines; optimize performance and reliability.
Azure Machine Learning, AKS, FAISS, Pinecone, Python, Go, Java, Docker, Kubernetes, FastAPI, Flask, Azure AD, Key Vault, Azure Monitor, Grafana, LoRA, QLoRA, PEFT
6d
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Staff Software Engineer
United States
$150k-$225k/yr RemoteFull Time
8+ YOEEight+ years of software engineering; backend/full-stack focus; distributed systems; APIs; databases; cloud infra; CI/CD; Kubernetes.
Java, Go, Python, TypeScript, Kubernetes, AWS, GCP, Azure, CI/CD, SQL, NoSQL, Kafka, Pub/Sub
2mo
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Lead Software Engineer
United States
$139k-$244k/yr RemoteFull Time
7+ YOESenior backend-focused engineer with 7+ years in programming; strong PHP, MySQL, Linux, CI/CD, and cloud experience; authorized to work in the U.S.; BS or higher in Computer Science or related field.
PHP, Python, GoLang, Java, MySQL, Redis, Memcached, Linux, Docker, GCP, OTel
1mo
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Staff Software Engineer
United States
RemoteFull Time
6+ YOESeeking a Staff Software Engineer to build AI-enabled software with a systems mindset and product orientation.
Python, Java, Angular, DBT, Snowflake
2mo
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QA Automation Engineer
United States
RemoteFull Time
3+ YOE3–5 years in test automation for healthcare, build automation frameworks, UI/API/DB automation, AI-powered testing, HIPAA compliance.
Playwright, Selenium, RestAssured, Cucumber, NUnit, TestNG, CI/CD, Azure DevOps, BDD, SpecFlow, C#, Java, Python, JavaScript
3w
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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
1w
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Sr. Software Engineer
United States
$99k-$168k/yr RemoteFull Time
Senior software engineer with strong OO, cloud, RESTful services, databases, and modern frameworks; lead design, mentor teammates, and collaborate with stakeholders.
REST, PostgreSQL, SQL Server, JPA, Hibernate, Entity Framework, Azure, AWS, Jira, Confluence, C++, Java, JavaScript, Python, SQL, PL/SQL, .NET, Google Web Toolkit
4w
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Part Time Student - Software Engineer - Moline, IL (Moline, Illinois, US, 61265)
Moline, Illinois, United States
$15-$40/hr OnsitePart Time
Pursuing a bachelor's or master's degree in CS/SE/IS/Data Analytics; full-time student; 2.8+ GPA; 16-20 hrs/week during the school year; 35-40 hrs/week in summer; strong fundamentals in software development, databases, Git; ability to work independently and in a team; commutable to Moline, IL; no immigration visa eligibility.
Python, Java, C#, JavaScript, SQL, Git
2mo
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Senior Software Engineer, Backend
United States
$175k-$200k/yr RemoteFull Time
4+ YOEBackend software engineer with 4+ years in service-oriented, high-throughput systems and platform infrastructure.
Python, Java, Go, REST, GraphQL, gRPC, SQL, NoSQL, AWS, GCP, Infrastructure as Code, GitOps
1mo
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Data Engineer (AWS, Azure, GCP)
Chicago, Illinois, United States
$90k-$200k/yr HybridFull Time
Mid-Senior level data engineer with cloud experience across AWS/Azure/GCP; strong data pipelines, SQL, and scripting.
AWS, Azure, GCP, SQL, Python, Java, Spark, Databricks, Kafka, Kinesis, Hadoop, Lambda, EMR, Snowflake, Redshift, BigQuery
2mo
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Engineer, Big Data - Power BI/Databricks/SQL/Data Modeling - Remote
United States
RemoteFull Time
3+ YOE3+ years ETL, data modeling, Python/Java/Scala; Hadoop/Spark/Hive; Kafka/Storm; NoSQL; REST/SOAP APIs; data governance and visualization tools.
Hadoop, HDFS, YARN, Zookeeper, Ambari, Cloudera Manager, Sentry, Ranger, Kerberos, Kafka, Storm, Spark, Hive, Impala, Polybase, Phoenix, Presto, Kylin, Talend, Java, Scala, Python, REST, SOAP, Power BI, Databricks, SQL, NoSQL, HBase, MemSQL, Metadata Management, Data Governance
3w
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Lead Sr Staff Software Engineer - Front End Fundamentals
Bellevue or Boulder or Chicago or Denver or Irvine or Los Angeles or New York or San Francisco or San Jose or Seattle or Ventura
$166k-$305k/yr HybridFull Time
13+ YOE1+ MgmtSenior frontend leadership role requiring 13+ years of software development, 1+ year of people management, strong TypeScript/JavaScript or other languages, cloud and distributed systems experience, and mentoring.
TypeScript, JavaScript, C#, Java, C, C++, Python, SQL, Scala
2mo
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Data Engineer
Reston or San Diego or San Francisco or Washington or Wilmington or Phoenix or Los Angeles or Houston or Boston or Austin or Atlanta or Raleigh or Baltimore or New York or Dallas or Palo Alto or Short Hills or Minneapolis or Chicago or Seattle or Philadelphia or Miami
$101k-$160k/yr HybridFull Time
3+ YOEDesign, build, and operate data pipelines and integration; leverage Azure data services; 3+ years of data engineering experience; proficient in SQL and Python.
Azure Data Factory, Azure Databricks, Azure Event Hubs, SSIS, Azure Synapse Analytics, SQL, Python, PowerShell, Java, Scala, Go
2w
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Test Automation Engineer (Contract)
United States
RemoteContract
3+ YOE3+ years programming; 2+ years automated testing; experience with PyTest/JUnit/Playwright/Cypress; API testing; Agile; strong ownership.
Python, JavaScript, Java, PyTest, JUnit, Playwright, Cypress, REST API, OpenAPI, Apigee, CI/CD, AWS, GCP
1mo
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Staff Software Engineer - AAA
United States
$192k-$241k/yr RemoteFull Time
6+ YOE6-8 years in software engineering with technical leadership; strong OOP and full‑stack skills; experience with React/TypeScript; security, scalability, and architecture focus.
Ruby, Python, Java, C#, Kotlin, Ruby on Rails, PostgreSQL, React, TypeScript
3w
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Sr Software Engineer - Platform Data Query
San Diego or Santa Barbara or Dallas or Atlanta or Chicago or San Francisco or Washington DC or Denver
$138k-$173k/yr HybridFull Time
5+ YOEExperience operating, scaling, and enhancing data pipelines with Iceberg, Trino, Kafka, Flink; strong SQL and cloud data services (AWS). 5+ years in software engineering; multi-tenant SaaS background preferred.
Trino, Apache Flink, Kafka, Iceberg, AWS Athena, AWS S3, AWS Glue, Python, Ruby, Java, JavaScript, C#, SQL
1w
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Data Engineer
United States
$132k-$166k/yr RemoteFull Time
4+ YOEBachelor’s or master’s degree in Computer Science, Engineering, or related field; 4-7 years data engineering experience; strong Python, SQL, and cloud data platform skills.
Python, Java, Scala, Spark, Hadoop, SQL, Airflow, Informatica, Talend, BigQuery, AWS, Redshift, Snowflake, Databricks
1mo
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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
2mo
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Model-Based Systems Engineer - Mid Level - Clearance Required
United States
$134k-$232k/yr RemoteFull Time
5+ YOEBS in engineering; 5-7 years MBSE/SE; OOSEM; MBSE tools; OC S M P; MATLAB/Python/Java/C++; Agile; strong communication; active Secret clearance.
Magic Draw, Cameo, Enterprise Architect, MATLAB, Python, Java, C++
6d
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Data Engineer
United States
$130k-$145k/yr RemoteFull Time
5+ YOE5-10+ years data engineering with ETL/ELT, SQL, Python/Spark; US citizen/GC with ability to obtain Public Trust; strong data governance and cloud (GCP) experience.
Python, Spark, SQL, Teradata, Oracle, Unix/Linux, Java/J2EE, Kafka, GCP, Spring, REST APIs
1w
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Lead Software Development Engineer - Testing (REMOTE)
United States
$95k-$159k/yr RemoteFull Time
6+ YOELead testing team; design end-to-end testing; implement automation; collaborate with CI/CD; mentor engineers.
Selenium, JUnit, TestNG, Cucumber, Java, JavaScript, Python, C#, Jenkins, GitLab CI/CD, Bamboo, SQL, AWS, Azure, GCP, Docker, Kubernetes
3w
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Senior DataOps Engineer
United States
$130k-$160k/yr RemoteFull Time
6+ YOE6+ years in DevOps/DataOps or data platform engineering; Spark experience; Python; Java/Scala; Airflow or similar; CI/CD; IaC; public cloud.
Apache Spark, Databricks, AWS EMR, GCP Dataproc, Airflow, Prefect, GitLab CI, Jenkins, GitHub Actions, Terraform, Ansible, AWS CloudFormation, Azure ARM Templates, Linux, Kubernetes
1mo
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Lead Software Engineer – Enterprise Observability
United States
$129k-$178k/yr RemoteFull Time
7+ YOE7+ years in software/infrastructure engineering with observability/logging; associate degree; strong OS, networking, distributed systems; open telemetry; CI/CD; IaC; cloud-native; API design; leadership.
Python, DotNet, Java, Go, Node.js, GitHub Actions, Azure DevOps, Terraform, Ansible, Azure, AWS, GCP, REST, gRPC, OpenTelemetry, Splunk, Dynatrace, Cribl, Grafana
1mo
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Gifthealth Inc - Staff Software Engineer
United States
$164k-$205k/yr RemoteFull Time
8+ YOE8+ years software engineering; production-grade systems; cloud-native; backend proficiency; remote work; healthcare domain knowledge preferred.
Ruby, Elixir, Python, Java, Go, Node.js, AWS, GCP, Azure
2mo
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Staff Back End Engineer (Applications)
Toronto or United States
RemoteFull Time
Experience designing complex backend systems; strong in backend languages; data modeling; SQL; graphs; observability; mentorship; cross-functional collaboration.
Python, Java, Kotlin, Go, C#, SQL, Graph databases
1mo
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Senior Software Engineer - Ally.ai Platform
Chicago, Illinois, United States
RemoteFull Time
Senior software engineer with AI platform experience; building scalable backend services for AI platforms.
Python, Java, REST, Kubernetes, Docker, Cloud
4d
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Senior Staff Data Engineer (Residence Based, Residence Based, US)
United States
$124k-$186k/yr RemoteFull Time
5+ YOEBachelor’s degree in CS/Software Eng or related field; 5+ years data engineering with BigQuery/Google Cloud, Python/Java/Golang; experience with data modeling, streaming/batch, and data governance.
Google BigQuery, Google Cloud Platform, Python, Java, Golang, GitHub, GitLab, Terraform
4d
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Senior Software Test Engineer
United States
$80k-$120k/yr RemoteFull Time
10+ YOE10+ years software testing, BS/MS in CS/IT/Engineering, US citizenship with ability to obtain Public Trust; manual and automated testing; Agile/Scrum; SDLC; strong tools knowledge.
Selenium, TestNG, JUnit, QTP, LoadRunner, GitHub Actions, Git, SVN, JMeter, Gatling, JIRA, Bugzilla, SQL, Java, Python, C#
5d
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Senior Forward Deployed Engineer
United States
$200k-$315k/yr RemoteFull Time
7+ YOE7-10 years production software engineering; 3+ years frontline AI tool usage in production; cloud infra (AWS/Azure/GCP); travel 35-50%; remote embedding with portfolio companies; strong collaboration and delivery focus.
Python, Java, Go, TypeScript, Csharp, AWS, Azure, GCP, Docker, CI/CD, Observability, Claude Code, Cursor, Copilot
3d
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Staff Software Engineer AI
United States
$101k-$204k/yr RemoteAll Commitments Available
7+ YOE7+ years software engineering; 3+ years leading multi-team AI initiatives; Bachelor's in CS/IS or related; strong AI/ML, software, and cloud skills; excellent collaboration.
Java, Python, Go, C++, JavaScript, REST, gRPC, Apache Kafka, Apache NiFi, Amazon SQS, MS MQ, Apache Camel, Docker, Kubernetes, AWS, Google Cloud, Azure, DevSecOps
3d
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Sr Software Engineer, Applications
United States
$119k-$186k/yr RemoteFull Time
5+ YOE5+ years software engineering; experience with large-scale cloud-native systems; CI/CD, testing, and platform reliability; strong collaboration and ownership.
Ruby, Rails, JavaScript, React, Java, Python, PostgreSQL, Redis, Kafka, RabbitMQ, Sidekiq, AWS, EC2, RDS, Docker, Terraform, Kubernetes, Datadog, Airbrake
1mo
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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
3mo
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Performance Staff Software Engineer - SSE Architecture
United States
RemoteFull Time
6+ YOEBachelor's in CS/Engineering; 6+ years software engineering; 2+ years in load testing; strong cloud and DB experience.
Java, Kotlin, C++, Go, PostgreSQL, k6, JavaScript, Grafana, InfluxDB, AWS, Bash, Python
1mo
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Senior DevOps Engineer
United States
RemoteFull Time
Experience with Terraform, Kubernetes, AWS; strong programming background; knowledge of Golang, NodeJS, Python; familiarity with SaaS monitoring tools.
Terraform, Kubernetes, AWS, Docker, Docker Compose, Helm, Golang, C/C++, Java, NodeJS, Ruby, Python, Perl, Lua, Bash, Make, Datadog, OpsGenie, Splunk, SumoLogic, PagerDuty, New Relic, GitHub Actions, Codefresh, CircleCI, GitHub, Terraform inside Kubernetes, Teleport SSH, Helm deployments, Kubernetes CI/CD
2w
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CareMetx - Senior Software Engineer II
United States
RemoteFull Time
8+ YOEBachelor’s in CS/Software Eng or related; 8–12 years software eng; 2+ years in senior role; pharma/healthcare tech exp preferred; backend/frontend, AI/ML tools, cloud, CI/CD.
Python, Java, C#, Node.js, React, TypeScript, Angular, REST, GraphQL, microservices, AI/ML, LLM, OpenAI, Azure OpenAI, Anthropic, AWS, Azure, GCP, Docker, Kubernetes, Terraform, Pulumi, GitHub Actions, Azure DevOps, Jenkins, SQL, NoSQL
1mo
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Senior QA Engineer
United States
RemoteFull Time
7+ YOE7+ years in software QA, manual and automation testing; strong automation framework experience; SDLC/AGILE; programming in Java/Python/JavaScript; API testing; SQL; CI/CD; leadership skills.
Selenium, Cypress, Playwright, Appium, TestNG, JUnit, Postman, REST Assured, SQL, Jenkins, GitLab CI, GitHub Actions
HiringCafe market data
Java Python Developer Jobs market signals in Illinois, United States
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
930+
Hiring companies
470+
Fresh sample
47% new in 30d
Salary visibility
76% show pay
Companies appearing in this market
540CapTechCME GroupDLA PiperECSFanDuelHumanaLMI
Work location mix in visible results
Remote: 36Onsite: 7Hybrid: 6
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