15 java back end developer jobs at 11 companies in Naperville, IL

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
2w
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Senior Backend Engineer - Java
United States or Tampa or Boston or Atlanta or New York City or Columbus or Chicago or Philadelphia or Raleigh or Charlotte or Minneapolis or Dallas or Washington D.C. or Austin or Miami or Newark
$152k-$194k/yr RemoteFull Time
Real
RealNasdaq: REAX: Technology-driven brokerage offering residential real estate and title services.
8+ YOE8+ years experience with Java/Spring Boot, JPA/Hibernate, relational databases; experience designing event-driven microservices, strong testing practices, AI-assisted development familiarity, BA/BS or equivalent.
Java 17, Java 21, Spring Boot 3.x, JPA/Hibernate 6, Postgres, Kafka, DynamoDB, Redis, OpenSearch, AWS, Docker, Kubernetes, Datadog, ArgoCD, TeamCity, Claude Code, Cursor, Codex, Model Context Protocol (MCP), GitHub, SonarQube
3w
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Senior Backend Java Engineer (Chicago Hybrid)
Chicago, Illinois, United States
$130k-$150k/yr HybridFull Time
Motorola Solutions
Motorola SolutionsNYSE: MSI: Provides mission-critical communications and public safety technology.
5+ YOEBachelor's degree with 5+ years engineering experience, 4+ years Java, GCP and Postgres experience, experience with Anthropic Claude/LLMs, and U.S. citizenship able to obtain security clearance.
Java, Python, GCP, GKE, Cloud Run, Cloud Storage, AlloyDB, PostgreSQL, Anthropic Claude, LLMs, RAG systems, AI coding assistants
1mo
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Backend / Frontend Developer Intern
Chicago, Illinois, United States
OnsiteInternship
Prospect Equities
Prospect Equities: Provides residential and commercial real estate brokerage and leasing services.
0+ YOEInternship seeking motivated, detail-oriented students skilled in frontend or backend development.
JavaScript, TypeScript, React, REST APIs, AWS, PostgreSQL, MongoDB, Elasticsearch, Java, Spring Boot, JUnit, AWS
3w
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Backend Engineer, Flag Delivery
Oakland or San Francisco or New York City or Boston or Seattle or Irvine or Los Angeles or Monterey or Santa Barbara or Santa Rosa or Austin or Portland or Philadelphia or Chicago or United States
$146k-$235k/yr OnsiteFull Time
LaunchDarkly
LaunchDarkly: Provides a feature management platform for software development teams.
5+ YOE5+ years backend engineering experience building/operating production distributed systems; strong programming in Go/Java/Rust; production debugging, observability, on-call experience; clear AI usage in engineering work.
Go, Java, Rust
3w
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Staff Back End Engineer, Trading
Chicago or New York City or Los Angeles or San Francisco or Culver City or Dallas
$200k-$285k/yr RemoteFull Time
Altruist
Altruist: Provides a digital custodian and portfolio management platform for advisors.
8+ YOE8+ years software engineering experience, 2+ years building low-latency trading systems, BA/BS preferred, proficient with Java, Spring Boot, Microservices, AWS, Postgres, Kubernetes, strong leadership and communication.
Java, Spring Boot, Microservices, AWS, Postgres, Kubernetes
1mo
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Sr. Backend Dev – Java/Spring Boot, Angular, Cloud - TX
Texas or Chicago or New York City
$44k-$154k/yr HybridFull Time, Contract
Photon: A digital modernization services firm that builds and operates digital experiences for large enterprises.
5+ YOE5+ years software development experience; strong Java and Spring Boot skills, Angular, cloud (GCP/Azure), CI/CD, RESTful APIs/microservices, data structures and algorithms; 3+ years building APIs; ability to lead technical decisions and mentor engineers.
Java, Spring Boot, Angular, GCP, Azure, CI/CD, RESTful APIs, Microservices, Kafka, Pub/Sub
1mo
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IS Technical Specialist (Backend Java Dev)
Columbus or Austin or Chicago or Dallas or Houston or Akron or Detroit or Indianapolis or Minneapolis or Cincinnati or Cleveland
$70k-$140k/yr OnsiteFull Time
Huntington
HuntingtonNASDAQ: HBAN: Provides regional commercial, consumer, and mortgage banking services.
5+ YOE3+ MgmtBachelor's degree; 5+ years Java/WebSphere/REST API experience; Fuse, Spring Boot, GCP, Kafka, JSON; DevOps/CI/CD; container-based development; cloud deployment; strong SQL; microservices; leadership of development teams.
Java, WebSphere, REST APIs, Spring Boot, Fuse, GCP, Kafka, JSON, DevOps, CI/CD, containers, Jenkins, Kubernetes, Oracle, MySQL, Bigtable, MongoDB, Cloud SQL, GCP, JAX-RS, Swagger, Git, SVN, Maven, Terraform, BigQuery
2mo
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Staff Back End Engineer, Trading
Chicago or Los Angeles or San Francisco
$200k-$285k/yr RemoteFull Time
Altruist
Altruist: Provides a digital custodian and portfolio management platform for advisors.
8+ YOE8+ years in software engineering; distributed systems; Java, Spring Boot, Microservices, AWS, Postgres, Kubernetes; BS in CS or related field; strong ownership and communication; resilient and creative problem solver.
Java, Spring Boot, Microservices, AWS, Postgres, Kubernetes
5h
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Senior Software Engineer, Backend FinPlatform
New York City or San Francisco or Salt Lake City or Los Angeles or Seattle or Austin or Washington or Philadelphia or San Diego or Chicago or Atlanta or Australia or Canada or South America
$146k-$215k/yr RemoteFull Time
Flex
Flex: A financial platform allowing renters to split monthly rent payments.
6+ YOE6+ years software engineering experience, 4+ years with Java, experience with backend systems, APIs, data pipelines, AWS, and distributed teams.
Java, Spring, Gradle, JUnit, JVM, AWS, EKS, Aurora RDS, Elasticache, DynamoDB, GitHub Actions, git, DataDog, Snowflake, CDK, Terraform
3d
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Lead Software Engineer - Backend
McLean or Chicago
$179k-$225k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
4+ YOE1+ MgmtBachelor's degree and 4+ years software engineering experience, 1+ year cloud experience, proficiency in Java/Python/Go/Node/Scala, cloud and container technologies, and people management experience preferred.
Java, Python, SQL, Node, Go, Scala, Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud
1mo
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Sr. Software Engineer, Backend - NT Connect
Chicago, Illinois, United States
$100k-$150k/yr HybridFull Time
NinjaTrader
NinjaTrader: Provides futures brokerage services and a trading software platform.
8+ YOE8+ years backend software development; JVM languages (Java/Scala/Kotlin); REST/WebSocket APIs; Kubernetes/GCP; security best practices; strong problem-solving; AI tooling experience.
Java, Scala, Kotlin, REST, WebSocket, Kubernetes, GCP, OpenTelemetry, CI/CD, GitHub Copilot, Pub/Sub, Node.js
2w
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Lead Software Engineer, Back End
Chicago, Illinois, United States
$179k-$205k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
4+ YOEBachelor's degree, 4+ years professional software engineering experience, and 1+ year cloud computing experience (AWS, Microsoft Azure, or Google Cloud).
Java, Python, SQL, Node, Node.js, Go, Scala, Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud, GCP
1mo
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Lead Full Stack Engineer, AI Solutions
Louisville or Dallas or Fort Lauderdale or Washington or Chicago or New York City or Kentucky or United States
$129k-$178k/yr RemoteFull Time
Humana
HumanaNYSE: HUM: Provides health insurance plans and clinical healthcare services.
8+ YOE2+ MgmtBachelor's in CS or related; 8+ years IT experience with senior-level software engineering; 2+ years technical leadership; expertise in front-end/back-end, cloud-native architecture, AI/ML ops, containers, and enterprise-scale web services.
TypeScript, Node.js, Java, Spring, Spring Boot, Vue.js, Angular, React Native, JSON, RESTful web services, Microsoft Azure, GCP, Docker, Kubernetes, AKS, Adobe Experience Platform
1mo
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Lead Software Quality Engineering, Backend
Chicago, Illinois, United States
$150k/yr OnsiteFull Time
Prolaio
Prolaio: Providing a clinical intelligence platform for precision cardiology.
8+ YOE8+ years in backend testing or software development; strong automation, cloud backend, data validation, and regulatory compliance experience.
Python, Kotlin, Java, SQL, BigQuery, Cassandra
3mo
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Sr. Manager, Software Engineering, Back End (Enterprise Platforms Technlogy)
McLean or Plano or Chicago
$209k-$262k/yr HybridFull Time
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
6+ YOE4+ MgmtSenior software engineering leader with at least 6 years in software development, 4+ years managing teams, and cloud experience (AWS/Azure/GCP).
Java, Python, SQL, Node.js, Go, Scala, Docker, Kubernetes, AWS, GCP, Azure, Open Source RDBMS, NoSQL