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Sr. Java Developer

Heitmeyer Consulting

Columbus, OH · Posted October 16, 2026

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Job Title: Sr. Java Developer

Heitmeyer Consulting is currently seeking a Sr. Java Developer for a contract-to-hire opportunity with our financial services client in Columbus, OH, Minneapolis, MN, Detroit, MI, Charlotte, NC, or Chicago, IL. This position is onsite four days a week. The individual will provide technical and consultative support on the most complex technical matters and will lead code development. The ideal candidate will have 4+ years of hands-on Java/J2EE development experience specific to the Spring Boot framework. They must have experience developing API’s. They must have worked in a cloud environment(GCP, AWS, or Azure). Our client is looking for someone who is a go-getter and is eager to learn.

Job Summary:

Design, code, test, deploy and support a Java based solution within our payments ecosystem.

Develop modern RESTful API’s using Java and Spring Boot, full stack developer, DevOps, CICD, Cloud enabled services (Container, both on prem and in the cloud)

Assist with system design / Business Analysis (server layout, availability, disaster recovery planning, production deployments etc.)

Assist with software / Data design (Database Schema, Storage considerations, Data Mapping, Data Storage Efficiency, NOSQL Data Considerations, RDMS to NOSQL considerations, Flat file to NOSQL considerations and design related matters, API design including call signature, schema, business logic, data access, resilience, logging, supportability, etc.)

Assist with software delivery (Hands on – typically, but also in an advisory or architectural role in order to create server architecture, create table layouts, create highly available data resources, create highly recoverable data resources, configure highly performant data sources)

Demonstrate knowledge of and can deliver solutions using DevSecOps tool chains and processes.

Analyzes, designs and develops systems based on user specifications.

Provides technical assistance in solving hardware or software problems.

Required Skills:

4+ years of related experience in software development including creating and maintaining application interfaces between various data sources and applications.

4+ years Strong Java development experience including experience with the Spring Framework, Eclipse, Maven and Gradle.

4+ years of experience develop application interfaces (API’s) with Java or similar object-oriented languages.

Experience with DevOps.

Experience with GCP, AWS or Azure.

4+ years of coding/scripting experience.

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