103 junior java developer jobs at 42 companies in Deer Park, IL
2mo
Save
Mark Applied
Hide
Junior Software Engineer
Chicago, Illinois, United States
$80k-$100k/yr OnsiteFull Time
Entry-level software engineer; learn SDLC, backend, coding; BS in CS or related field or equivalent practical experience; Java/C/C++, JavaScript; Java Spring Framework; handling high-priority requests; startup adaptability.
Java, C/C++, JavaScript, Python, Spring Framework, Spring Boot
1w
Save
Mark Applied
Hide
Junior Application Security Engineer
North Chicago, Illinois, United States
$85k-$162k/yr HybridFull Time
4+ YOEBachelor's+5yrs or Master's+4yrs experience in application security and software development; experience with SAST/DAST/IAST/SCA, secure coding, CI/CD integration, Java/Node.js, and supporting developers.
SAST, DAST, IAST, SCA, Snyk, Endor Labs, CI/CD, Cloud Security Posture Management (CSPM), Python, Java, Node.js
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Chicago or United States
$113k-$183k/yr RemoteFull Time
1+ YOEMaster's in Computer Science or related and 1 year experience developing backend/service-layer software. Requires Java, Python, PostgreSQL, MongoDB, TDD practices, and Agile development experience.
Java, PostgreSQL, MongoDB, Python
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Chicago, Illinois, United States
$113k-$183k/yr RemoteFull Time
1+ YOEMaster's in Computer Science or related field and 1 year experience in backend/service software development with Java, Python, PostgreSQL, MongoDB, TDD and Agile.
Java, PostgreSQL, MongoDB, Python
3d
Save
Mark Applied
Hide
Software Engineer Intern - Summer 2027
Chicago, Illinois, United States
$130k/yr OnsiteInternship
College junior expected to graduate December 2027 or Spring 2028, with programming experience in C++, C#, or Java, strong communication, critical thinking, collaboration, and ability to attend fully in person in Chicago.
C++, C#, Java, Belvedere Trading University (BTU)
1d
Save
Mark Applied
Hide
Software Engineer, Wallet
Menlo Park or New York City or Bellevue or Washington or Denver or Westlake or Chicago or Lake Mary or Clearwater or Gainesville
$166k-$195k/yr HybridFull Time
2+ YOE2+ years of software development experience; backend expertise in Go, Python, or Java; cloud-native architecture, system design, data modeling, and software engineering fundamentals required.
Go, Python, Java, EVM blockchains, smart contracts
2mo
Save
Mark Applied
Hide
Research Developer – New Grad
Amsterdam or Chicago or London or New York City
OnsiteFull Time
Degree in a technical field required; strong statistics and ML experience; software development skills in Java, C++, or Python; interest in systematic trading; internship experience preferred; collaborative and results-focused.
Java, C++, Python
1mo
Save
Mark Applied
Hide
Software Engineer - SMB (Hybrid)
Chicago, Illinois, United States
$68k-$110k/yr HybridFull Time
2+ YOE2+ years professional software development experience with Java, Python, or Go; frontend experience with TypeScript and React; strong SQL and API/microservices experience; bachelor’s degree or equivalent; willingness to join on-call rotation.
Java, Python, Go, TypeScript, React, SQL, Docker, Kubernetes, AWS, Terraform, GitHub
3w
Save
Mark Applied
Hide
Software Developer
Chicago, Illinois, United States
$225k/yr OnsiteFull Time
Degree in CS/Math/Physics or related expected by June 2027; proficiency in C++, Java or Python; experience with multi-threading, network programming (TCP/IP), API design, data processing, and algorithms.
C++, Java, Python, TCP/IP
1mo
Save
Mark Applied
Hide
Microservices Developer
Chicago, Illinois, United States
$90k-$115k/yr HybridFull Time
2+ YOEBachelor's in CS or related; minimum 2 years cloud and microservices experience; experience with Typescript, Node.js, Serverless Framework, AWS Lambda, DynamoDB, MongoDB, Angular; knowledge of Java a plus; experience with event-driven design and APIs.
Typescript, Node.js, serverless, Serverless Framework, AWS lambda, AWS DynamoDB, MongoDB, Angular, Centric, Salesforce, Elastic Suite, Cegid POS, ASBUS, Java
2w
Save
Mark Applied
Hide
Engineer Software
Rolling Meadows, Illinois, United States
$88k-$131k/yr OnsiteFull Time
2+ YOEBachelor's in ECE/Computer Engineering or related STEM with 2+ years (or MS with 0+ years). Experience with C#, C, Java, SQL, version control, Agile tools; US citizenship and ability to obtain Secret clearance.
C#, C, Java, SQL, MS Office, Microsoft Excel, Git, Gitlabs, Github, Bitbucket, ClearCase, Azure DevOps, Jira, Confluence, Tableau, PowerBI, SSIS, Jenkins, Alteryx, Visual Studio, IIS Server, WinForm Design Framework, JavaScript
1w
Save
Mark Applied
Hide
Test Engineer
Winston-Salem or New York City or Chicago or Cambridge
$71k-$119k/yr OnsiteFull Time
2+ YOEBachelor's degree or equivalent experience,2+ years software testing,manual and automated testing,knowledge of scripting (C#,Java,Python),experience with Selenium/Playwright,JMeter/K6,TestRail/JIRA/Azure DevOps/Bugzilla.
JIRA, Azure DevOps, Bugzilla, TestRail, Zephyr, C#, Java, Python, Selenium, Playwright, JMeter, K6, Git, Postman, SoapUI
2w
Save
Mark Applied
Hide
Engineer Software
Rolling Meadows, Illinois, United States
$88k-$131k/yr OnsiteFull Time
2+ YOEBS in ECE/Computer Engineering or related STEM with 2+ years (or MS with 0+ years), US citizenship, ability to obtain Secret clearance, experience with C#/C/Java, SQL/SSIS, version control and Agile tools.
C#, C, Java, Microsoft Office, Git, Gitlab, GitHub, Bitbucket, ClearCase, Azure DevOps, Jira, Tableau, PowerBI, SSIS, Jenkins, Alteryx, Visual Studio, IIS, ASP.net, Confluence
4d
Save
Mark Applied
Hide
Associate Engineer - 2027 Start
Chicago or New York City
$175k/yr OnsiteFull Time
Pursuing a Bachelors or Masters in CS/CE or similar; strong data structures, algorithms, and multithreading; experience with Java, C++, or Python; graduating Dec 2026–Jun 2027; willing to relocate to Chicago or New York.
Java, C++, Python
3w
Save
Mark Applied
Hide
Software Engineer, Test
Chicago, Illinois, United States
$103k-$133k/yr HybridFull Time
2+ YOEBachelor's degree or equivalent; 2+ years QA experience with automation; experience with Cucumber, Selenium/Playwright, Java, Python, API testing, Docker/Kubernetes, SQL and CI tools.
Cucumber BDD, Selenium, Playwright, Java, Python, Docker, Kubernetes, PostgreSQL, MySQL, MongoDB, SQL, Claude Code, Unix, RHEL, FIX 4.4, Swift, Kafka, Git, Jenkins, Bamboo, Atlassian
1mo
Save
Mark Applied
Hide
AI Engineer
Birmingham or Chicago or Fort Lauderdale or New York City or United States
$114k-$148k/yr HybridFull Time
1+ YOEBachelor's in CS/DS/EE/CE or equivalent, 1+ years building/deploying production ML, 1+ years strong programming in Python/C#/C++/C/Java/Rust/Go, experience with webservice frameworks and cloud (Azure) preferred.
OneStream, Python, C++, C, C#, Java, Rust, Go, Flask, FastAPI, Azure
1mo
Save
Mark Applied
Hide
Graduate Software Engineer
Chicago, Illinois, United States
$200k/yr OnsiteFull Time
University student graduating Sept 2026–July 2027 in CS/Engineering, strong algorithms and data structures, proficiency in a programming language (Java or C++), strong analytical and collaboration skills.
Java, C++
1w
Save
Mark Applied
Hide
Solution Engineer (Salesforce)
Chicago, Illinois, United States
$90k-$105k/yr HybridFull Time
1+ YOEBachelor's degree,1+ years software development experience,proficiency with object-oriented languages,REST APIs,and version control; eagerness to learn Salesforce development.
Salesforce, Apex, Lightning Web Components (LWC), Flows, REST APIs, Java, C#, C++, Python, JavaScript, Git, SQL
3d
Save
Mark Applied
Hide
Software Engineer III, Access Transparency
Chicago, Illinois, United States
$147k-$210k/yr OnsiteFull Time
2+ YOEBachelor's or equivalent, 2+ years building distributed systems, experience with cloud computing, backend systems, and programming languages such as Python, C/C++, Java or JavaScript.
Python, C, C++, Java, JavaScript, Go
1w
Save
Mark Applied
Hide
Associate Engineer - 2027 Start
Chicago or New York City
$175k/yr HybridFull Time
Pursuing BS/MS in CS/CE or similar, graduating Dec 2026–Jun 2027. Strong CS fundamentals, data structures, algorithms, multithreading. Experience with Java, C++, or Python. Willing to relocate to Chicago or New York.
Java, C++, Python
Explore Jobs