J2EE Developer Jobs in Chicago, IL

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Senior Java HSM Developer - Remote

Infinite Computer Solutions (ICS)

Remote

Contract

Role: Senior Java HSM Developer Degree BS degree Experience: 8+ Yrs. Job Location: Remote (US) a Senior level developer that has down EMV chip card development and has HSM knowledge Must have Skill Set: Bachelor s / Master s degree in Software Engineering or Computer ScienceAbility to pick up new technologiesExperience in payment processing industryPOS Systems, EMV, ISO8583, BNPL Integration, Payment Gateways, HSMs, JPOS, JavaPOS, HSMs, PIN Encryption, EMV Certification, PCI, PCI DSS, EMV Crypto

Java Fullstack GenAI Developer

Photon

Remote

Contract, Third Party

Job Title: Java Full Stack Developer (GenAI & Python Experience) Location: Remote About the Role: We are seeking a skilled Java Full Stack Developer with hands-on experience in Generative AI (GenAI) tools and Python development to join our fast-growing remote engineering team. You ll play a key role in building scalable web applications, integrating AI capabilities, and contributing to end-to-end software delivery from backend APIs to frontend experiences. Key Responsibilities: Design and devel

VP, Sr. Java Developer (Apps Dev Tech Lead Analyst) - C13 - JERSEY CITY

Citi

Remote or Jersey City, New Jersey, USA

Full-time

The Applications Development Technology Lead Analyst is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. Responsibilities: Partner with multiple management teams to ensure appropriate integration of functions to meet goals as well as identify and define necessary system enhancements

Java Fullstack Developer with Healthcare and AWS

Select Jarvis.com

Remote

Contract

Software Developer Remote Multiple programming languages (Java, Kotlin, Groovy/Grails, JavaScript/TypeScript or Python)Functional programming language (Clojure/ClojureScript or something else)AWS tech stack (AWS Lambda, EventBridge)Infrastructure-as-Code (AWS CDK, TerraForm)JavaScript frameworks (React etc)SQL, relational databases (preferably MySQL)Automated testingFull stack development

Java Full Stack Developer

Raas Infotek LLC

Remote or Fairfield, New Jersey, USA

Contract

Position: Java Full Stack DeveloperContract: W2 Only ResponsibilitiesDesign, develop, and maintain full-stack web applications using Java (Spring Boot) on the backend and JavaScript frameworks (React.js/Angular/Vue.js) on the frontend.Build RESTful APIs and microservices for integration with external and internal systems.Implement responsive UI designs, ensuring cross-browser and cross-device compatibility.Write efficient, scalable, and secure backend logic using Spring Boot, Hibernate, and JPA

Sr., Java Full Stack Developer (with SSO and RedHat open shift must)

OpTech

Remote

Contract

OpTech is seeking for Sr., Full Stack Developer with SSO and Redhat experience for their Direct Client. 100% Remote (in Eastern hours).6 months contract.Only W2, No Transfer or sponsorship or C2C allowed,Pay Rate - $63/hour on W2.Required Skills: * Java J2EE * ThymeLeaf preferred (other UI framework acceptable) * Spring boot * MERN stack * Red Hat Open shift platform * SSO. OpTech is an equal opportunity employer and is committed to creating a diverse environment. All qualified applicants will r

Java Spark Developer - AVP

Citi

Remote or Jersey City, New Jersey, USA

Full-time

Seeking a Spark Java Developer with expertise in big data processing , Python and Apache spark particularly within finance domain. Candidate should have a strong experience working with financial instruments, market risk and large scale distributed computing systems. This role involves developing and optimizing data pipelines for risk calculations, trade analytics and regulatory reporting . Key responsibilities Develop and optimize scalable Spark Java-based data pipelines for processing and an

Java Full-stack Developer

Connvertex Technologies Inc.

Remote or Salt Lake City, Utah, USA

Full-time, Contract

Experience Level: 6-8 Years (10 openings) Job Summary: We are seeking a skilled Java Developer with a strong background in backend development and a solid understanding of frontend technologies. The role will focus approximately 60% on backend services and 40% on frontend UI development. You will work closely with cross-functional teams to build scalable, high-performing applications. Key Responsibilities: Backend (60%): Design, develop, and maintain robust, scalable backend services using Jav

Databricks Developer: Java Spark

Zolon Tech Solutions Inc

Remote

Contract

Databricks Developer: Java Spark Location: Remote Duration: Long Term Task Description: The Databricks Developer will be responsible for designing, developing, and maintaining scalable data processing solutions on the Databricks platform, with a focus on integrating and transforming IRS datasets such as the Information Returns Master File (IRMF), Business Master File (BMF), and Individual Master File (IMF). This role requires advanced proficiency in Java and Apache Spark, and a deep understandi

Java developer with Angular - AVP Tampa/Irving

Citi

Remote or Irving, Texas, USA

Full-time

The Applications Development Senior Programmer Analyst is an intermediate level position responsible for participation in the establishment and implementation of new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to contribute to applications systems analysis and programming activities. Responsibilities: Conduct tasks related to feasibility studies, time and cost estimates, IT planning, risk technology, applications de

Java Full Stack Developer

Cquent Systems, Inc.

Remote

Contract

Work Time: PST NO c2c Experience: 9 plus years Java, Springboot, CI/CD pipeline preferably Github Actions, Azure

Senior Java Backend Developer, AVP

Citi

Remote or Irving, Texas, USA

Full-time

The Applications Development Senior Programmer Analyst is an intermediate level position responsible for participation in the establishment and implementation of new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to contribute to applications systems analysis and programming activities. Responsibilities: Conduct tasks related to feasibility studies, time and cost estimates, IT planning, risk technology, applications de

Equities Java Algo Developer - VP - New Jersey (Hybrid)

Citi

Remote or Jersey City, New Jersey, USA

Full-time

The Equities Low Latency Java Algo Developer is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. Responsibilities: Partner with multiple management teams to ensure appropriate integration of functions to meet goals as well as identify and define necessary system enhancements to deplo

Full-Stack Developer - Java - JavaScript - Vue

Trident Solutions

Remote

Contract

We have a remote full-stack developer opportunity based on the east coast, working east coast hours. This requires U.S Citizenship! Must Have at least 4 years development experience with a related technical degree. If no technical degree, then must have 8 years experience. Required Technologies: JavaScript Framework (VueJs)Java Application DevelopmentContainer Application DevelopmentWeb deployment technologies.Nice To Have: WebSphere LibertyNodeJSExperience with developing micro services Day to

AWS Sr. Java/Full Stack /Angular Developer

General Dynamics

Remote

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: NACI (T1) Job Family: Software Development Job Qualifications: Skills: AWS Devops, Spring Boot, Technical Leadership, Terraform Certifications: None Experience: 4 + years of related experience ship Required: Yes Job Description: Deliver simple solutions to complex problems as a Software Developer Advisor at GDIT. Here, you'll tailor cutting-e

Java EDI Developer

Taproot Solutions

Remote

Contract

Required Skills Strong Java development skills.Hands-on experience with Oracle WebLogic Server.Familiarity with XML, SOAP/REST web services, and related integration technologies.Excellent problem-solving and communication skills.Experience with other EDI standards (e.g., EDIFACT, HL7)Familiarity with EDI mapping and translation tools (e.g., Gentran, Sterling Integrator, MuleSoft)Knowledge of database technologies such as Oracle or SQL ServerUnderstanding of secure file transfer protocols (SFTP,

Sr., Java Developer

OpTech

Remote

Contract

OpTech is seeking for strong Java Developer role for one of their Direct Clients. 100% Remote role. Contract Duration - 5 months. Only W2/No C2C Required Skills: Strong backend Java developer with JDBC/SPRING/SPRINGBOOT/SPRINGBATCH JAVA/J2EE Why work at OpTech? OpTech is a woman-owned company that values your ideas, encourages your growth, and always has your back. When you work at OpTech, not only do you get health and dental benefits on the first day of employment, but you also have training o

Java Backend Developer | Remote

Doyensys Inc

Remote or Dallas, Texas, USA

Contract, Third Party

Doyensys is a Management and Information Technology consulting services company based out of Dallas, TX. With 200+ employees globally, we support customers around the globe to solve their business and technology challenges. Great culture, excellent benefits , consistant growth are some of the attributes of Doyensys. We look for great talents to join our thriving team. Why settle for less?Job Title: Java Developer Location: Remote is ok. Most team members work outside of the Cincinnati area. Core

Java Backend Developer

SAR TECH LLC

Remote or Sunnyvale, California, USA

Third Party, Contract

Job Title: Java Backend Developer Location: Sunnyvale, CA (Hybrid 2-3 days onsite) Duration: Long-term Contract Rate: $65/hr on C2C Visa: Open to All Visa Types Client: TBD Job Description: We are seeking a talented and experienced Java Backend Developer with strong expertise in building scalable and maintainable microservices using Java and Spring Boot. The ideal candidate should have 7+ years of backend development experience, including designing REST APIs, working with relational and NoSQL d

Lead Java Middle Tier Developer- C13 - JERSEY CITY

Citi

Remote or Jersey City, New Jersey, USA

Full-time

The Lead Java Middle Tier Developer is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. Responsibilities: Write good and well-tested code in JavaSOA API middleware implementation (both REST and SOAP)Write user/supporter documentation Development environment support (mostly automation