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Java Python Developer Jobs in Illinois, United States

890+ java python developer jobs from 460+ companies hiring in Illinois, United States.

All jobs in Illinois, United StatesJava Python Developer Jobs in United States
Cities:Chicago·Aurora·Rockford·Joliet·Naperville·Springfield·Peoria·North Peoria·Elgin·Waukegan·West Town·Champaign·Near North Side·Cicero·Belmont Cragin·Bloomington·Arlington Heights·Evanston·Schaumburg·Bolingbrook
895 jobs- Illinois
6d
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Forward Deployment Engineer
United States
$90k-$130k/yr RemoteFull Time
Flock Safety
Flock Safety: Sells AI-powered cameras and software for public safety surveillance.
Strong software engineering foundation; Python/Java/C++/JavaScript; SQL; REST APIs; networking; Git; cloud platforms; Docker/Kubernetes; JSON/XML/CSV; travel 25–50%.
Python, Java, C++, JavaScript, SQL, REST APIs, Git, Docker, Kubernetes, AWS, Azure, GCP, VPN, Firewall, IP whitelisting, SSL/TLS, JSON, XML, CSV
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1mo
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Product Infrastructure Security Engineer
United States
$135k-$200k/yr RemoteFull Time
Palantir
PalantirNasdaq: PLTR: Developing software platforms for data integration and analytics.
Hands-on security engineer experienced with Kubernetes, modern languages (Java, Golang, JavaScript, Python), security reviews, threat modeling, and vulnerability management.
Kubernetes, Linux, Java, Golang, JavaScript, Python, Cloud
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1mo
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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
Crowe
Crowe: Global professional services firm providing audit, tax, and consulting.
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
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1mo
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Data Engineer - Talend & Databricks
United States
$130k-$150k/yr RemoteFull Time
Cognizant
CognizantNASDAQ: CTSH: Provides IT consulting and technology services to global enterprises.
Databricks data engineering, Talend ETL/Data Mapper, healthcare data formats (X12, JSON, XML, Excel, flat files), MongoDB and relational DBs (Oracle, SQL Server), Java and/or Python for transformations.
Databricks, Talend Data Integration, Talend Data Mapper, MongoDB, Oracle, SQL Server, Teradata, Java, Python
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1mo
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Data Engineer - Talend & Databricks
United States
$130k-$150k/yr RemoteFull Time
Cognizant
CognizantNasdaq: CTSH: Provides global information technology and business process outsourcing services.
Databricks data engineering, Talend Data Integration/Mapper, healthcare data formats (X12/JSON/XML/Excel), MongoDB and relational databases (Oracle, SQL Server), Java/Python for transformations, ETL, Teradata.
Databricks, Talend Data Integration, Talend Data Mapper, MongoDB, Oracle, SQL Server, Teradata, JSON, XML, X12, Python, Java, ETL
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1mo
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Senior Research Engineer
United States
$191k/yr RemoteFull Time
Murmuration
Murmuration: Provides data and tools to strengthen community civic engagement.
6+ YOE6+ years of software engineering; design scalable data systems; Python plus another language; APIs and data models; data pipelines; cloud and IaC; strong communication; passion for civic tech.
Python, JavaScript, Java, Go, Scala, Dagster, Airflow, Terraform, CDK, AWS, APIs, Data pipelines, Infrastructure as code
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1mo
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Senior Software Engineer, Backend (Merchant Advocacy)
Canada or United States
$150k-$200k/yr RemoteFull Time
Affirm
AffirmNasdaq: AFRM: Financial platform providing installment loans for consumer purchases.
5+ YOE5+ years backend software engineering; strong DDD, distributed systems; API design, state machines, event-driven architecture; AWS, gRPC, Kotlin, Python, MySQL; monitoring tooling like Sentry/Rollbar/Kibana.
AWS, gRPC, Snowflake, Kotlin, Python, MySQL, Kubernetes, Java, Sentry, Rollbar, Kibana
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2w
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Machine Learning Engineer
United States
$118k-$245k/yr RemoteFull Time
Indeed
Indeed: Online employment platform for job seekers and employers.
2+ YOEBachelor's in CS/Math/Stats + 2 years experience or advanced degree; Python ML experience; backend services in Java/Kotlin; SQL; ML in search systems; OpenSearch; container orchestration; LLM systems.
Python, Java, Kotlin, SQL, OpenSearch, Container Orchestration, Docker, Kubernetes
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1mo
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Production Engineer
United States
RemoteFull Time
Placer.ai
Placer.ai: Provides location intelligence and consumer behavior data insights.
5+ YOE5+ years of experience; public cloud; 3+ years Kubernetes; 2+ years infrastructure as code (Terraform, Pulumi); 2+ years databases/queues (PostgreSQL, MySQL, Redis, MongoDB, Kafka, RabbitMQ); programming in Golang/Python/Ruby/Java; strong monitoring and alerting; team player; fast learner.
Kubernetes, Terraform, Pulumi, PostgreSQL, MySQL, ElasticSearch, Redis, MongoDB, Kafka, RabbitMQ, Golang, Python, Ruby, Java, Monitoring tools
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1mo
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Data Engineer, Analytics Data Engineering
United States or Canada or Mexico
$133k-$202k/yr RemoteFull Time
Dropbox
DropboxNasdaq: DBX: Provides cloud storage and collaboration software for teams.
5+ YOE5+ years Spark, Python/Java/C++, or Scala; 5+ years SQL; experience with schema design, dimensional modeling, and Databricks; BS in CS or related field; experience building data pipelines.
Databricks, Spark, Airflow, SQL, Python, Java, C++, Scala
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3w
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Machine Learning Engineer, Genai Technology
United States
$185k-$300k/yr RemoteFull Time
Point72
Point72: Global multi-strategy asset management and investment advisory firm.
3+ YOE3-7 years of AI/ML engineering experience; strong ML frameworks; proficient in Python/Java/C++; excellent problem-solving and communication; ethical standards.
TensorFlow, PyTorch, Scikit-Learn, Python, Java, C++
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1w
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Full Stack Software Engineer – Cloud & Integration Platforms (Remote)
United States
$5k-$10k/mo RemoteFull Time
Ferguson
FergusonNYSE: FERG: Wholesale distributor of plumbing, HVAC, and building supplies.
Design, develop, and maintain full stack apps; build cloud-native services on Azure; develop REST APIs and integrations; participate in CI/CD; on-call support.
C#/.NET, Node.js, Java, Python, HTML, CSS, JavaScript, Microsoft Azure, SQL, REST APIs, Infrastructure as Code, CI/CD
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2mo
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Amazon Connect Engineer
United States or Canada
RemoteFull Time
Miratech
Miratech: Provides digital engineering and IT consulting services for global enterprises.
4+ YOE4+ years designing Amazon Connect contact flows; expertise in AWS Connect, DynamoDB, Lambda, Lex; API integration; Python/Node.js/Java; Git; CI/CD (Terraform/CloudFormation/GoCD); problem solving and collaboration.
Amazon Connect, AWS, DynamoDB, Lambda, Lex, Python, Node.js, Java, Git, Terraform, CloudFormation, GoCD
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3d
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Technical Solutions Engineer
United States
$85k-$110k/yr RemoteFull Time
Elation Health
Elation Health: Provides a clinical-first cloud EHR for independent primary care.
5+ YOE5+ years in software or platform support; experience with REST APIs, SQL, Python/Java/C#; ability to communicate complex tech to diverse stakeholders; healthcare industry knowledge a plus; salary $85k–$110k per year.
Python, Java, C#, RESTful APIs, SQL, GitHub Copilot, Claude, Cursor
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1w
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Sr. Principal Software Engineer, AI Solutions
United States
RemoteFull Time
CAMP Systems
CAMP Systems: Provides software for aircraft maintenance tracking and engine health monitoring.
15+ YOE15+ years of software engineering experience; architecture of production systems at scale; AI-assisted development tools; full stack proficiency; cloud (AWS); databases; event-driven and vector databases.
Cursor, Claude Code, Windsurf, AWS CDK, Terraform, Java, JavaScript, Python, C#, Node.js, Spring Boot, React, Angular, Oracle, SQL Server, PostgreSQL, NoSQL, Kafka, RabbitMQ, Chroma DB, FAISS, Pinecone, AWS ECS, AWS EKS, AWS Lambda, API Gateway, RDS, S3, CloudWatch, IAM
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2mo
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Full Stack Developer
United States
RemoteFull Time
Merge
Merge: Provide a unified API for B2B software integrations.
5+ YOEBachelor's degree; 5+ years web app experience; JS/TS and at least one backend language; React/Next.js/Vue; PostgreSQL/Redis; AWS, Docker, Kubernetes; Terraform; CI/CD; Datadog; PagerDuty.
React, TypeScript, Node.js, Python, Go, Java, PostgreSQL, MySQL, Redis, DynamoDB, AWS, Docker, Kubernetes, Terraform, ECS, Lambda, Datadog, PagerDuty
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5d
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Front-End Developer
United States
$80k-$110k/yr RemoteFull Time
DLZP Group
DLZP Group: Provide cloud migration and infrastructure modernization services for businesses.
Proficient in Angular (18+), front-end and back-end familiarity, strong UI/UX focus, remote collaboration, cloud experience.
Angular, Node.js, Python, Java, TypeScript, JavaScript, Git, GitHub, GitLab, Figma, Adobe XD, Cloud - AWS, Azure, GCP
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1mo
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Senior Software Engineer, Android (Multistack/AI-Native)
Canada or United States
$132k-$161k/yr RemoteFull Time
League
League: Provides an AI-powered healthcare consumer experience platform for enterprises.
5+ YOE5+ years Android development; cross-stack experience (mobile + backend); AI-native workflows; strong system design and cross-functional collaboration.
Kotlin, Swift, Go, Java, Python, APIs, AI tools
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4d
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Software Developer III [REMOTE within East or Central TZ]
United States
$110k-$122k/yr RemoteFull Time
Iteris
Iteris: Provides software and sensors for smart mobility infrastructure management.
4+ YOE4+ years in NodeJS/JavaScript/TypeScript, web and API development; SQL databases; API design; remote in US East/Central time; strong collaboration and mentoring; AWS, Map services.
NodeJS, JavaScript, TypeScript, Sass, Angular, Bootstrap, PostgreSQL, MySQL, APIs, MapBox, Google Maps, Apple Maps, HERE, Swift, Kotlin, Java, Python, Git, AWS, NGINX, Docker, Ansible, Grafana, Prometheus, Jira, Confluence, Scrum
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1mo
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Staff Engineer
United States
$160k-$173k/yr RemoteFull Time
Uplight
Uplight: Software platform for utility energy management and grid flexibility.
7+ YOE7+ years backend software experience; distributed systems; cloud; DevOps; strong communicator; BSCS/Engineering or equivalent.
Java, C/C++, Object-C, Python, JavaScript, Cloud, CI/CD, Terraform, CloudFormation
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1mo
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Backend Engineer
United States
$124k-$188k/yr RemoteFull Time
EventCreate
EventCreate: Platform for building event websites and managing ticket sales.
Backend Engineer with Rails expertise; RESTful APIs; databases; cloud services; CI/CD; security; collaborative team player.
Rails, Ruby, Python, Java, Node.js, PostgreSQL, MySQL, MongoDB, Redis, Docker, AWS, GraphQL, REST, Git, CI/CD
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2w
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Software Development Manager -Python - Remote
United States
$185k-$225k/yr RemoteFull Time
SitusAMC
SitusAMC: Provides technology and advisory services for real estate finance.
12+ YOE2+ MgmtBachelor’s degree in CS/engineering or related field; 12+ years of experience; 2+ years in a VP-level role; strong OO, multiple languages; leadership; Agile/DevOps experience.
Python, Java, .Net, C#, API Integrations, RESTful Web Services, TypeScript, Angular, Vue, React, AWS, Azure DevOps, Jira, Jenkins, Git, Bitbucket
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3w
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ServiceNow Integration Senior Developer (ITOM/CMDB & Kafka - VA ESOM)
United States
RemoteFull Time
Kentro
Kentro: Provides digital transformation and IT services to federal agencies.
5+ YOEMaster’s degree or 20 years of experience; 5+ years ServiceNow ITOM/CMDB; Kafka; Python/Java; Kubernetes; Azure Government.
ServiceNow, Kafka, Python, Java, Kubernetes, Docker, Helm, AKS, Azure, PowerShell, Bash, WMI
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3w
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Quality Assurance Engineer
Toronto or United States
$105k-$130k/yr RemoteFull Time
NetBrain
NetBrain: Provides AI-powered no-code network automation and visibility software.
4+ YOESenior QA Engineer with 4+ years of software testing/SDET experience; strong Python/Java/Go skills; cloud (AWS) experience; API/Security testing; CI/CD and release engineering; networking knowledge; strong English communication.
Python, Java, Go, AWS, Jenkins, GitHub Actions, CI/CD, VMware, Hyper-V
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2d
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Senior Data Engineer
United States or United States
$150k-$200k/yr RemoteFull Time
Foodsmart
Foodsmart: Personalized telenutrition and food benefits management platform.
6+ YOE6+ years data engineering; strong SQL; cloud data warehouses (Snowflake/Redshift/BigQuery); Python/Java/Scala; ETL/workflow tools (Airflow, Dagster, Luigi); data modeling; healthcare data standards a plus; Bachelor's degree.
Snowflake, Redshift, BigQuery, Python, Java, Scala, SQL, Airflow, Dagster, Luigi, Node.js, PostgreSQL, MySQL
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3w
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LANTANA CONSULTING GROUP INC - Senior Software Engineer
United States
$135k-$155k/yr RemoteFull Time
Lantana Consulting Group
Lantana Consulting Group: Develops software and services for standards-based health information exchange.
12+ YOEBachelor’s degree in CS/Engineering; 12+ years in software development; strong C#, Angular/TypeScript; Azure; CI/CD; data stores; healthcare data standards preferred.
C#, Angular, TypeScript, .NET Core, Java, Python, Kafka, RabbitMQ, Azure, CI/CD, Grafana, Prometheus, Loki, Splunk
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1d
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Sr. Engineer - Safety Analytics, Tools & Databases
United States
$125k-$200k/yr RemoteFull Time
AKIVA
AKIVA: AI-native engineering firm building production-ready AI systems and infrastructure.
8+ YOE8+ years in software/data engineering; 5+ years building production databases/analytics apps; strong Python/Java; SQL/NoSQL; data modeling and ML basics; able to work with FAA stakeholders.
Python, Java, C++, SQL, JavaScript, Oracle, SQL Server, Microsoft Access, noSQL, ColdFusion, Bootstrap, REST APIs, pandas, scikit-learn, Tableau, Power BI
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3w
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QA Engineer (MIS) (Remote)
United States
$90k-$105k/yr RemoteFull Time
KnowBe4
KnowBe4: Provides cybersecurity training and phishing simulation software.
3+ YOE3+ years QA in SaaS; manual + automated testing; NetSuite/Salesforce/Workday; Copado Robotic Testing; SQL/Java/Python; API testing (Postman); Jira; CI/CD; cloud (AWS/Azure); AI/LLM testing; data integration; security testing.
SOQL, SQL, Java, Python, Postman, Copado Robotic Testing, Jira, CI/CD, AWS, Azure, UiPath, Work-Relay, NetSuite, Salesforce, Workday, LLMs
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3w
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Lead Information Security Software Engineer (ISE)
United States or Ohio
$82k-$173k/yr RemoteFull Time
Fifth Third Bank
Fifth Third BankNASDAQ: FITB: Provides retail, commercial, and wealth management financial services.
4+ YOELead role developing API-driven security tools; expert in multiple languages; cloud and security tooling experience.
Python, JavaScript, Java, C/C++, C#, Go, API, Vue.js, Angular, React, FastAPI, Django, AWS, Splunk, Elasticsearch, EDR, SIEM, SOAR, XDR
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2mo
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Member of Staff, Data Engineering
United States
$175k-$210k/yr RemoteFull Time
MEMX
MEMX: Electronic stock exchange operator providing equity and options trading.
7+ YOE7+ years in financial trading/market data; Java, SQL; Python scripting; Groovy scripting; time-series data; debugging and collaboration.
Java, Python, Groovy, SQL, Apache Kafka, Deephaven, kdb+
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1mo
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Senior Data Engineer
United States
$140k-$160k/yr RemoteFull Time
StockX
StockX: Online marketplace for authenticated sneakers, apparel, and electronics.
3+ YOE3-5 years data warehouse/lake architecture; 3+ years programming (Python/Scala/Java/C#); 2+ years cloud (AWS); Databricks; DB design; batch/workflow tools; leadership/mentoring; Bachelor's in Computer Science or related field.
Python, Scala, Java, C#, Hadoop, Spark, Kafka, Flink, dbt, AirFlow, NiFi, AWS, Databricks, SQL
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3w
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Senior Data Engineer
United States
$165k-$195k/yr RemoteFull Time
Accompany Health
Accompany Health: Provides in-home and virtual medical care for complex patients.
7+ YOE7+ years data engineering experience; build large-scale data pipelines; strong SQL; experience with data lakes, Kafka, Spark; Python/Go/Java/Scala; AWS/ETL; healthcare experience a plus; graduate degree in CS/Statistics or related field.
Apache Spark, Kafka, Python, Golang, Java, Scala, Apache Airflow, Apache Iceberg, AWS, Terraform, SQL, NoSQL
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3w
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Data Engineer Associate - Contract
Rolling Meadows, Illinois, United States
$42k-$82k/yr RemoteContract
Arthur J. Gallagher & Co.
Arthur J. Gallagher & Co.NYSE: AJG: Global insurance brokerage and risk management services provider.
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
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1w
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Software Engineer III
United States
$93k-$128k/yr RemoteFull Time
EMC Insurance
EMC Insurance: National mutual carrier providing property, casualty, and life insurance.
5+ YOEBachelor's in a computer-related field with 5+ years of programming; Master's preferred with 3+ years. AWS experience recommended.
AWS, Java, Python, C#, REST, CI/CD, Git, SQL, Relational Databases, Cloud Services
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2w
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QA Engineer 2
Canada or United States
$75k-$105k/yr RemoteFull Time
Super.com
Super.com: An all-in-one savings app for travel and financial services.
Manual and automated QA, test design, AI tooling in QA, Agile, strong communication.
JavaScript, TypeScript, Java, C#, Playwright, Selenium, Jenkins, Python, DataDog
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6d
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Senior Backend Engineer
United States or Canada
$172k-$203k/yr RemoteFull Time
Postscript
Postscript: SMS marketing platform for Shopify and ecommerce merchants
4+ YOE4+ years building large-scale backend systems and APIs; TypeScript experience; Kubernetes/auto-scaling; AI-first tooling; SQL/NoSQL databases; AWS; strong communication.
TypeScript, Go, Python, Java, Kubernetes, Docker, AWS, Datadog, React
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1w
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Senior Software Engineer II, (ML/AI Platform)
United States
$192k-$202k/yr RemoteFull Time
Instacart
InstacartNasdaq: CART: Provides grocery delivery and retail technology solutions.
3+ YOE3+ years software development; 2+ years in large-scale distributed systems; 1+ year of technical leadership; strong production services; bachelor’s in CS or related field.
Python, Java, Go, Distributed Systems, ML Platform
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2mo
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Sr Market Data Systems Engineer
Chicago, Illinois, United States
$104k-$173k/yr OnsiteFull Time
CME Group
CME GroupNASDAQ: CME: Operates global marketplaces for trading futures and options contracts.
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
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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
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1mo
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Finance Technology Software Engineer
Rosemont, Illinois, United States
$87k-$109k/yr OnsiteFull Time
Reyes Holdings
Reyes Holdings: Global distributor of food and beverage products.
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
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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
890+
Hiring companies
460+
Fresh sample
48% new in 30d
Salary visibility
80% show pay

Companies appearing in this market

DropboxAffirmArthur J. Gallagher & Co.CognizantMiratechAccompany HealthCME GroupIndeed

Work location mix in visible results

Remote: 51Onsite: 5

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