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Fullstack Sr Java Developer Jobs in Saint Louis, MO

Wipro Limited

Software Developer

O Fallon, MO · On-site

$45K - $121K/yr

  • Medical

  • Dental

  • PTO

Software Developer City: O Fallon State/Province: Missouri Posting Start Date: 8/7/26 Wipro Limited ... Fullstack Java Enterprise. Experience: 3-5 Years. The expected compensation for this role ranges ...

Wipro Limited

Software DEVELOPER

O Fallon, MO · On-site

$60K - $135K/yr

  • Medical

  • Dental

  • PTO

Software DEVELOPER City: O Fallon State/Province: Missouri Posting Start Date: 8/7/26 Wipro Limited ... Fullstack Java Enterprise. Experience: 5-8 Years. The expected compensation for this role ranges ...

MasterCard

Senior Software Engineer

O Fallon, MO · On-site

$114K - $151K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

We are looking for a Senior AI Java Engineer (Hands-on IC) to deliver AI-driven capabilities across our roadmap. This is a builder role requiring strong hands-on engineering-owning critical ...

Mastercard, Inc.

$114K - $151K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

We are looking for a Senior AI Java Engineer (Hands-on IC) to deliver AI-driven capabilities across our roadmap. This is a builder role requiring strong hands-on engineering-owning critical ...

Arka Infotech Inc

Sr. Scala Developer

Saint Louis, MO · On-site

$53 - $70/hr

Louis, Missouri 08-03-2015 Senior Scala Developer w/hands-on experience writing Scala architecture on OS X and AWS models -- experience coding in Clojure, Java, and/or Python also a plus. Client is ...

Apex Systems

Senior Software Developer I - Contractor

Saint Louis, MO · On-site

$51.75 - $68.25/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

AWS, Java (Spring Boot), Angular, TypeScript, Microservices We're seeking a Senior Software Engineer to support the ongoing modernization of a complex, cloud-based enterprise platform. This role is ...

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All JobsFullstack Sr Java Developer JobsFullstack Sr Java Developer Jobs in Saint Louis, MO

Fullstack Sr Java Developer information

See Saint Louis, MO salary details

$10

$61

$83

How much do fullstack sr java developer jobs pay per hour?

As of Aug 13, 2026, the average hourly pay for fullstack sr java developer in Saint Louis, MO is $61.08, according to ZipRecruiter salary data. Most workers in this role earn between $53.51 and $68.22 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a fullstack Sr Java developer, and why are they important?

To thrive as a Fullstack Sr Java Developer, you need deep expertise in Java, front-end frameworks (like React or Angular), and experience with databases, paired with a relevant computer science degree or equivalent experience. Familiarity with tools such as Spring Boot, RESTful APIs, version control systems (like Git), and cloud platforms is typically required, along with certifications like Oracle Certified Professional Java Programmer (OCPJP) being advantageous. Strong problem-solving, communication, and leadership skills help you collaborate effectively and drive complex projects to completion. These skills and qualities are crucial for building scalable, maintainable applications and ensuring seamless integration across the tech stack.

What is a fullstack Sr Java developer?

Fullstack Sr Java Developers are experienced software engineers who specialize in building both the front-end (client-side) and back-end (server-side) of web applications using Java and related technologies. They possess advanced skills in Java frameworks like Spring Boot for backend development, as well as expertise in frontend technologies such as JavaScript, HTML, and CSS. These professionals are responsible for designing, developing, testing, and maintaining comprehensive web solutions that are scalable and efficient. Fullstack Sr Java Developers often lead development teams, contribute to architectural decisions, and ensure best practices are followed throughout the software development lifecycle.

What is the difference between Fullstack Sr Java Developer vs Backend Java Developer?

AspectFullstack Sr Java DeveloperBackend Java Developer
Required SkillsJava, JavaScript, HTML, CSS, frameworks like Spring and AngularJava, Spring, Hibernate, database management
Work EnvironmentDevelops both client-side and server-side applicationsFocuses on server-side, APIs, and database integration
Industry UsageUsed in startups, tech companies, and full-service development teamsCommon in enterprise, financial, and backend-focused roles

The main difference between a Fullstack Sr Java Developer and a Backend Java Developer lies in their scope of work. Fullstack developers handle both front-end and back-end development, requiring skills in Java and front-end technologies. Backend Java Developers focus solely on server-side logic, databases, and APIs. Your choice depends on whether you prefer working across the entire application stack or specializing in backend systems.

What are some common challenges fullstack Sr Java developers face when working on cross-functional teams?

Fullstack Sr Java Developers often collaborate with both front-end and back-end developers, QA engineers, and product managers. A common challenge is ensuring seamless integration between diverse technologies and frameworks used across the stack. Balancing priorities between rapid feature development and maintaining code quality or technical debt can also be demanding. Effective communication and a strong understanding of both client-side and server-side requirements are essential for overcoming these obstacles and delivering robust, scalable solutions.

What cities near Saint Louis, MO are hiring for Fullstack Sr Java Developer jobs?

Cities near Saint Louis, MO with the most Fullstack Sr Java Developer job openings:

Fullstack Sr Java Developer jobs near you

Only Local Preference - "Java Backend Engineer" - O'Fallon, MO (Onsite Role)

Covetus, LLC

O Fallon, MO • On-site

$47.25 - $61.25/hr

Other

This job post has expired today. Applications are no longer accepted.

Job description

Title: Java Backend Engineer

Contract: 12+ Months

Location: O'Fallon, MO (Onsite 5 days)

Description:

An ideal candidate for this role would have extensive experience in Java development and be well-versed in cloud-native applications, microservices and a modern technology stack.

Here s a breakdown of the perfect candidate profile:
  • Java Expertise: Has at least 8+ years of hands-on Java development experience, specifically in J2EE (Java 2 Platform, Enterprise Edition). This extensive experience implies that the candidate is proficient in enterprise-grade Java applications, design patterns, and performance optimization.
  • Microservices and REST API Proficiency: Skilled in developing web services, particularly microservices architectures and Rest APIs. This indicates a strong understanding of how to build, scale and maintain distributed systems effectively.
  • Database and SQL Skills: Proficient in Oracle Database, with expertise in writing complex SQL queries. This level of database knowledge is crucial for data-heavy applications and backend services.
  • Cloud-Native and Platform Experience: Familiarity with cloud platforms, preferably AWS or Azure, as well as experience with deploying cloud-native applications. Knowledge of tools like PCF (Pivotal Cloud Foundry) demonstrates the candidate s ability to work within cloud environments effectively.
  • Modern Software Design Principles: Deep understanding of design principles like SOLID, DRY (Don't Repeat Yourself), and Single Responsibility. This skill shows the candidate s commitment to writing clean, maintainable, and scalable code.
  • Broad Technology Stack Experience: Familiar with a range of modern tools and technologies, including NiFi (data flow management), NATS (messaging system), Kafka (event streaming), Zookeeper (coordination service), Splunk (monitoring), Redis (in-memory data structure store), Cassandra (NoSQL database) and Oracle. The ability to simplify and create common libraries/ interfaces for these tools is a plus.
  • Leadership and Collaboration Skills: Experience driving end-to-end development, conducting code reviews, developing test strategies, coordinating with cross-functional teams, and resolving operational issues. This suggests that the candidate can lead and manage projects while also being a key technical contributor.
  • Performance Optimization and Code Reviews: Skilled in performance code reviews and implementing best practices for efficient, scalable code.
Looks Like:
  • Candidate with these qualifications would likely have a background in enterprise or backend development within cloud environments, with experience in leading complex projects and collaborating across teams.
  • This person would fit well into a senior or lead developer role, where they can leverage their deep Java expertise, cloud knowledge and problem-solving skills to drive impactful projects.

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