Senior Software Engineer III

Apex Systems
Cincinnati, Ohio, United StatesFull-timePosted Sep 17, 2026

About the role

Job#: 3052581

Job Description:

Title: Senior Software Engineer III

Location: Cincinnati, Ohio (Onsite)

Duration: 3+ Months

Role Overview

We are seeking a motivated and experienced Java Developer with 5+ years of hands-on experience in designing, developing, and maintaining enterprise-grade applications. The ideal candidate will have expertise in Java, Spring Boot, AWS cloud services, Infrastructure as Code (Terraform), and CI/CD automation using Jenkins. This role requires participation throughout the software development lifecycle, from requirements analysis and design to deployment, support, and continuous improvement.

Key Responsibilities

Design, develop, test, and maintain scalable and high-performance Java applications.

Participate in the full Software Development Life Cycle (SDLC), including requirements gathering, analysis, design, development, testing, deployment, and support.

Develop RESTful APIs and microservices using Spring Boot and related frameworks.

Design and implement cloud-native solutions leveraging AWS services.

Build and maintain Infrastructure as Code (IaC) using Terraform.

Develop and manage CI/CD pipelines using Jenkins to automate build, testing, and deployment processes.

Perform code reviews, debugging, and troubleshooting to ensure software quality and reliability.

Collaborate with architects, product owners, business analysts, and cross-functional teams to deliver robust solutions.

Integrate applications with internal and external systems using APIs, messaging, and cloud services.

Conduct performance tuning, optimization, and application monitoring.

Implement security best practices, coding standards, and compliance requirements.

Create and maintain technical documentation, design artifacts, and operational procedures.

Evaluate emerging technologies and recommend improvements to enhance application performance and development efficiency.

Support production deployments and resolve application issues as needed.

Required Qualifications

Education: Bachelor's degree in Computer Science, Computer Engineering, Information Technology, or a related field.

Experience: 5+ years of professional software development experience using Java.

Technical Skills:

Strong experience with Java 8/11/17 and object-oriented design principles.

Hands-on experience developing microservices using Spring Boot.

Experience with REST APIs, JSON, and API integration.

Strong knowledge of AWS services such as EC2, ECS/EKS, Lambda, S3, RDS, CloudWatch, IAM, and VPC.

Experience using Terraform for infrastructure provisioning and management.

Experience building and maintaining CI/CD pipelines using Jenkins.

Proficiency with Git and source code management practices.

Experience with relational databases such as PostgreSQL, MySQL, or Oracle.

Strong understanding of software design patterns, data structures, and algorithms.

Experience with automated testing frameworks such as JUnit and Mockito.

Preferred Qualifications

Experience with containerization technologies such as Docker and Kubernetes.

Knowledge of messaging platforms such as Kafka, RabbitMQ, or AWS SQS/SNS.

Familiarity with Agile/Scrum development methodologies.

Experience with monitoring and logging tools such as Splunk, ELK, Grafana, or Prometheus.

Knowledge of DevSecOps practices and cloud security principles.

AWS Certification (Developer Associate, Solutions Architect, or equivalent) is a plus.

Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico.

Everforth Apex uses a virtual recruiter as part of the application process. Click here for more details. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Everforth Apex and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy at https://www.apexsystems.com/privacy-policy

Everforth Apex Benefits Overview: Everforth Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our ‘Welcome Packet’ as well, which an Everforth Apex team member can provide.

Everforth Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law.

If you require an accommodation under the Americans with Disabilities Act to participate in an interview with a virtual recruiter or to use our website for a search or application, please contact our Benefits Department at [email protected] or 804-523-8228. Please note that this contact information is strictly to be used for medical ADA accommodations and that no other inquiries will be answered.

UnitedHealthcare creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Everforth Apex Systems.

© 2026 Everforth, Inc. All rights reserved.

Everforth Apex Systems is part of the Commercial Segment of Everforth, Inc.

NYSE: EFOR

4400 Cox Road

Suite 200

Glen Allen, Virginia 23060

Everforth Apex is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Benefits Department at [email protected] or 804-523-8228. (Do not submit resumes or solicit consultants to this email address). UnitedHealthcare creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Everforth Apex.

Responsibilities

  • Design, develop, test, and maintain scalable and high-performance Java applications.
  • Participate in the full Software Development Life Cycle (SDLC).
  • Develop RESTful APIs and microservices using Spring Boot.
  • Design and implement cloud-native solutions leveraging AWS services.
  • Build and maintain Infrastructure as Code (IaC) using Terraform.
  • Develop and manage CI/CD pipelines using Jenkins.
  • Perform code reviews, debugging, and troubleshooting.
  • Collaborate with cross-functional teams to deliver robust solutions.

Qualifications

  • Bachelor's degree in Computer Science, Computer Engineering, Information Technology, or a related field.
  • 5+ years of professional software development experience using Java.
  • Strong experience with Java 8/11/17 and object-oriented design principles.
  • Hands-on experience developing microservices using Spring Boot.
  • Experience with AWS services and Terraform.
  • Experience building and maintaining CI/CD pipelines using Jenkins.

Benefits

  • Medical, dental, vision, life, and disability insurance plans.
  • Employee stock purchase program (ESPP).
  • 401K program with company match after 12 months.
  • Health Savings Account (HSA) on HDHP plan.
  • Employee Assistance Program (EAP) with free counseling sessions.
  • Access to training, certifications, and professional development resources.

Skills mentioned

JavaSpring BootMicroservicesREST APIsAWSTerraformJenkinsGitSQLJUnit

About Apex Systems

Everforth Apex Systems, part of the Everforth ™ Network, is a leading global technology services company specializing in customizable industry-specific solutions that turns digital vision into real-world results. We provide end-to-end services across strategy, transformation, and managed services, with expertise in application development, data, enterprise platforms, cloud and infrastructure, and cybersecurity. Our alliances with leading technology providers enable us to bring cutting-edge capabilities to clients across more than 70 markets in North America, Europe, and India. 📈 Everforth Apex is a part of the commercial segment of Everforth™ (NYSE: EFOR) Everforth Family of Brands: Everforth™ is a global technology and digital engineering company helping commercial enterprises and government agencies Adapt and Thrive™. We combine trusted expertise, AI-enabled solutions, and adaptive delivery to drive measurable outcomes at scale. 🔗 Everforth.com

IT Services and IT Consulting1,001-5,000 employeesGlen Allen, VA