Senior Java Engineer

We are rapidly growing and have a new career opportunity available!

As a Senior Java Engineer at OCI, you'll support our global roster of clients as we develop the next generation of cutting-edge solutions.

Apply today to enjoy competitive compensation, unmatched training opportunities, and a flexible working environment!

Working at OCI promises technical challenges that are as rewarding as they are exciting. Our culture encourages you to pursue the path that fits your passions while empowering you to achieve your personal best.

What will you work on at OCI? Here's a quick sampling of our projects: 

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If you're motivated by the challenge of building sophisticated solutions that solve complex business challenges, we want to meet you!

Join our team as a Senior Java Engineer and help us develop innovative, enterprise-ready web, software, and mobile applications.

Here's what we're looking for:

Required skills:

  • Broad experience in overall system design and implementation
  • Advanced proficiency with a MVC framework, such as Spring
  • Familiarity with Eclipse/IDEA, Maven, Spring Core, Spring Data, and Spring MVC
  • Experience taking existing designs and translating them into websites that combine dynamic client sites and server side code
  • Experience creating and consuming web services in XML and JSON
  • Familiarity with databases like MongoDB, Redis, Memcache, MySQL, and PostgresSQL
  • Proven experience designing persistence and caching models using both SQL and NoSQL
  • Excellent debugging skills

Skills that will give you an edge:

  • Practical experience working within a defined software development cycle; agile experience preferred
  • Java experience with Multithreading, Annotations, Reflection, Collections, and Generics
  • Framework experience with Hibernate, Thymeleaf, and Apache POI
  • Experience building platforms that support multiple clients
  • Experience with user interface design
  • Master's degree preferred


This position is located in our brand-new, state-of-the-art development center in St. Louis, Missouri.

Relocation assistance may be available.

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You don't have to sacrifice the balance between work and the rest of your life to be part of our team. We've created a unique environment that promises technical challenges, professional growth, competitive salaries, and benefits, plus the opportunity to work with some of the best engineers, architects, and systems integrators around. Our associates work within a team environment, where individual ideas and contributions are valued and rewarded.

Professional Development

Employees are welcome and encouraged to participate (free of charge) in any of our 140+ training offerings.

Paid Time Off

We offer paid vacation time, holidays, and sick days. A well-rested employee is a productive employee!


We pay a significant portion of premiums for medical, dental, vision, disability, and life insurance.

Partnership Track

Through tenure and exceptional performance, employees may take advantage of partner and profit-sharing opportunities.

Paid Overtime

We know your time is valuable! And we pay you for billable overtime.


Employees may participate in our 401k plan.

Flexible Work Options

We offer flexible options, including flex time and work from home.

We Keep It Casual

We want our employees to be as comfortable as possible at work!

It's easy to to apply!

Email a completed application or a copy of your resume to today!

We'll get back to you within 2 business days.

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