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Senior Java Backend Developer Jobs in Belleville, IL

Sigmaways Inc

Java Backend Developer

Saint Louis, MO · On-site

$49 - $63.75/hr

Excellent capabilities in Java applications and Object Oriented concepts * Deep functional ... Proficient oral and written communication skillsBS or MS in engineering, com * Hadoop - Nice to ...

The Giant Bullseye

Senior Java Engineer

Saint Louis, MO

$55.75 - $71/hr

Design, develop, and implement complex backend solutions using Java, Spring Boot, and related ... Collaborate with cross-functional teams including DevOps, QA, and product to deliver high-quality ...

Auritas

Java Lead Backend Developer

Saint Louis, MO

$49 - $63.75/hr

* Strong Java developer with very good understanding of micro services * Develop and consume APIs using HTTP/Rest. * Skills on at least one major JS library /frame work. * Exposure to relational/non ...

aqua IT

Backend Developers (Jr-Sr)

Saint Louis, MO

We have several openings at multiple levels (Jr-Sr). As a developer on our team, you will build ... Python * JavaScript / Node.js * Java (for enterprise integrations and services) * Experience ...

Deloitte

Senior Java Developer

Saint Louis, MO · On-site +1

$55.75 - $71/hr

As an experienced Java Developer Sr. Consultant, you will have the ability to share new ideas and collaborate on projects as a consultant without the extensive demands of travel. The Project Delivery ...

Jobsbridge

Sr. Java Developer

Saint Louis, MO

$55.75 - $71/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. Core Java (Mandatory) Web Service [REST and SOAP] (Mandatory) Hibernate or ...

Jobsbridge

Sr. Java Developer

Saint Louis, MO

$55.75 - $71/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. Core Java (Mandatory) Web Service [REST and SOAP] (Mandatory) Hibernate or ...

Jobsbridge

Sr. Java Developer

Saint Louis, MO

$55.75 - $71/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. Core Java (Mandatory) Web Service [REST and SOAP] (Mandatory) Hibernate or ...

SV Tech Systems Inc

Senior Java Software Engineer.

Clayton, MO · On-site

$116.80K - $153.80K/yr

Senior Java Software Engineer. Location: Weldon or Clayton, MO Duration: Long term Contract Face to Face interview. Responsibilities As a Senior Software Engineer on the Vehicle Management Team, you ...

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Senior Java Backend Developer information

See Belleville, IL salary details

$62.2K

$135.8K

$185K

How much do senior java backend developer jobs pay per year?

As of May 29, 2026, the average yearly pay for senior java backend developer in Belleville, IL is $135,826.00, according to ZipRecruiter salary data. Most workers in this role earn between $117,000.00 and $152,000.00 per year, depending on experience, location, and employer.

What is a Senior Java Backend Developer job?

A Senior Java Backend Developer is responsible for designing, implementing, and maintaining the server-side logic of applications using Java. They work with databases, APIs, and cloud services to ensure high performance and scalability. Additionally, they collaborate with front-end developers, DevOps teams, and business stakeholders to deliver robust and secure solutions. Seniors are expected to mentor junior developers and contribute to architectural decisions and best practices.

What are the key skills and qualifications needed to thrive in the Senior Java Backend Developer position, and why are they important?

To thrive as a Senior Java Backend Developer, you need deep knowledge of Java, object-oriented design, RESTful APIs, and database systems, typically backed by a degree in computer science or related field and several years of relevant experience. Expertise in frameworks like Spring, ORM tools such as Hibernate, version control systems like Git, and, often, certifications such as Oracle Certified Professional Java Programmer are valued. Strong problem-solving, leadership, and clear communication skills help in mentoring junior developers and collaborating across teams. These competencies ensure robust, scalable backend solutions and effective team coordination in complex software projects.

What are the typical daily responsibilities of a Senior Java Backend Developer?

Senior Java Backend Developers usually spend their days designing and implementing backend components, reviewing code, and optimizing system performance. You may take part in architecture discussions, mentor junior developers, and troubleshoot complex technical issues. Collaboration with front-end developers, QA testers, and project managers is frequent to ensure seamless integration and successful product delivery. Additionally, you might be responsible for maintaining system documentation and keeping up-to-date with new technologies relevant to backend development. Overall, the role combines hands-on coding with leadership and cross-functional teamwork.
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Senior Java Backend Developer jobs near you

Java backend Developer

Purple Drive Technologies

Saint Louis, MO • On-site

$49 - $63.75/hr

Full-time

Posted 28 days ago

Job description

Overview:
Java Backend Developer
Job Description:
  • We are looking for an experienced Java Backend Developer to join our team and contribute to building high-performance, scalable, and reliable applications.
  • The ideal candidate will have strong expertise in core Java programming, backend development, and system design.

Key Responsibilities:
  • Design, develop, and maintain backend services and APIs using Java.
  • Ensure applications are secure, scalable, and optimized for performance.
  • Collaborate with cross-functional teams including frontend, QA, and DevOps to deliver robust solutions.
  • Write clean, maintainable, and testable code following best practices.
  • Troubleshoot and resolve technical issues across development and production environments.

Required Skills & Experience:
  • Proven hands-on experience in Java backend development.
  • Strong knowledge of object-oriented programming, multithreading, and design patterns.
  • Experience with REST APIs, microservices architecture, and database systems (SQL/NoSQL).
  • Familiarity with cloud platforms, containerization (Docker/Kubernetes), and CI/CD pipelines is a plus.
  • Excellent problem-solving, debugging, and communication skills.

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