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Senior Java Fullstack Engineer

Iconma

  • O Fallon, MO
  • Today
  • $74.74–$78.79 Per Hour

Highlights

Responsibilities: This job independently executes key elements of projects/processes within the Software Engineering area by applying in-depth knowledge of their discipline and area best practices to effectively resolve problems and roadblocks as they occur. Experience with web services (SOAP/RESTful), servers (WebSphere, JBoss, Tomcat), HTML, JavaScript, jQuery, React or Angular, and IDEs such as Microsoft Visual Studio or Eclipse is a plus.

Numbers & Facts

LocationO Fallon, MO
IndustryManagement Consulting Services
Salary$74.74–$78.79 Per Hour
Company Size2,000 to 2,499 employees
Year Founded2000
Websitehttps://www.iconma.com/

Description

Our client, a Credit Card Company, is looking for a Senior Java Fullstack Engineer for their O Fallon, MO/Hybrid location.
 
Responsibilities:
  • This job independently executes key elements of projects/processes within the Software Engineering area by applying in-depth knowledge of their discipline and area best practices to effectively resolve problems and roadblocks as they occur.
  • Contributes to the development and maintenance of high-quality, scalable software solutions, supporting security and operational resilience with guidance.
  • Participates in code reviews, providing feedback to help uphold quality standards and best practices.
  • Assists in designing, developing, and delivering software solutions that align with business needs and organizational standards, with oversight.
  • Creates and maintains technical artifacts, such as requirements documents, design specifications, and test plans, supporting project documentation efforts.
  • Supports system maintenance activities, including incident management, root cause analysis, and problem resolution in production environments, with supervision.
  • Assists in evaluating emerging technologies and frameworks, supporting Proof of Concept (PoC) efforts and solution assessments.
  • Contributes to solution and technology roadmaps, providing input to support strategic planning and innovation initiatives.
  • May contribute to solution development for new products/services and/or manage smaller project/initiatives as an experienced individual contributor with specialized knowledge within the Software Engineering area.
  • Team is responsible for building and maintaining applications that support this administration platform. This is a true Full Stack role.
  • Develop enterprise applications using a Java technology stack with Angular or React as front-end technologies.
  • Participate in gathering and refining business requirements.
  • Ensure software designs align with Client’s Enterprise Architecture and leverage enterprise services.
  • Ensure product development meets Client’s business needs.
  • Apply Client standard development methodologies, follow technology standards, and ensure projects are appropriately documented.
  • Ensure software and system design support the goal of zero downtime in production.
  • Work closely with business partners on product definition, roadmaps, business case development, and overall team direction.
  • Respond to operational and business concerns related to future programs, projects, or enhancements to ensure consistent delivery of quality services.
  • Support appropriate certifications and compliance requirements, including PCI, GLBA, Safe Harbor, and others.
  • Drive performance engineering of the enterprise software architecture and provide guidance, advice, or training to other application developers.
  • Improve and expand the existing platform by ensuring it is resilient, secure, and scalable.
  • Use AI tools effectively as part of daily development work, including tools such as Claude Code, Copilot, or similar platforms.
 
Requirements:
  • Required Skills:
  • Java
  • Spring Boot
  • REST APIs
  • Hibernate
  • JPA
  • AWS
  • Oracle Database
  • Full Stack development (Angular preferred, React acceptable)
  • Communicate clearly
  • Desired Skills:
  • Production support experience
  • Troubleshooting skills
  • Log analysis (Splunk or similar tools)
  • Root cause analysis
  • Ability to diagnose production issues
  • Qualifications:
  • Bachelor’s degree in information systems, Information Technology, Computer Science, Engineering, or equivalent work experience.
  • More than 7 years of industry experience.
  • Excellent communication skills, with the ability to interact across multiple organizational levels and with internal and external customer groups.
  • Strong analytical and problemsolving abilities, with the ability to quickly adapt to new technologies, methodologies, and systems.
  • High energy, strong attention to detail, and the ability to function independently under pressure with a high degree of initiative and selfmotivation.
  • Strong interpersonal and relationshipbuilding skills, with a solid track record of developing internal and external partnerships.
  • Proficiency with J2EE, Java 8 or higher, JSP, Servlets, Spring 5, Hibernate, and databases such as Oracle and SQL Server.
  • Experience with SQL and NoSQL databases such as MySQL, PostgreSQL, and MongoDB.
  • Experience with web services (SOAP/RESTful), servers (WebSphere, JBoss, Tomcat), HTML, JavaScript, jQuery, React or Angular, and IDEs such as Microsoft Visual Studio or Eclipse is a plus.
  • Experience with tools such as Maven, Gradle, Jenkins, Chef, and Sonar, as well as methodologies such as Waterfall and Agile.
  • Experience with LLM integration, prompt engineering, and agentic patterns.
  • Java Full Stack Engineering
  • Java 8+, J2EE, Spring, Hibernate
  • Angular/React frontend development
  • REST/SOAP APIs and enterprise application development
  • CloudNative Architecture & DevOps
  • CloudNative / AWS or Other Cloud Platforms
  • CI/CD and engineering tools like Jenkins, Maven, Gradle, Chef, and Sonar
  • GenAI / AIEnabled Engineering
  • Ability to leverage GenAI tools to improve developer productivity
  • Apply AIassisted coding, testing, documentation, and troubleshooting
  • Explore practical GenAI use cases for modernization, automation, and platform efficiency.
 
Why Should You Apply?  

Benefits

401K, Employee Referral Program, Life Insurance

About Company

ICONMA is a global information consulting management firm providing Professional Staffing Services and Project-Based Solutions for organizations in a broad range of industries.

  • Corporate Headquarters in Troy, Michigan; 20+ locations worldwide.
  • Certified Woman-Owned Business Enterprise (WBE); certified by Women’s Business Enterprise National Council, National Women Business Owners Corporation (NWBOC); and California Public Utilities Commission (CPUC).
  • Founded in 2000
  • 2000+ Employees

The company was founded on the principle that success is derived from delivering high quality service and resources in the most responsive, flexible, and innovative way. ICONMA invests in people and resources with a single goal: To provide our customers with the highest quality service in the most responsive manner. Through its network of offices, ICONMA provides the resources to help clients maintain their competitive advantage.

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