> Markdown version of [/jobs/ext/2737334-software-developer-iii-java](https://www.wearedevelopers.com/jobs/ext/2737334-software-developer-iii-java). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Developer III - JAVA - **Company:** Ampcus Inc - **Location:** Washington, DC, United States - **Experience:** Experienced - **Salary:** $166,400.0 - $176,800.0 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Application Programming Interfaces (APIs), Software Applications, Systems Engineering, Business Software, Configuration Management, Relational Databases, Software Debugging, Software Design Patterns, Web Development, Enterprise JavaBeans, Java Platform Enterprise Edition (J2EE), Hibernate (Java), Java Message Service (JMS), Java Persistence API, WildFly (JBoss AS), JavaServer Faces, PostgreSQL, Microsoft SQL Server, Object-Oriented Software Development, Oracle Databases, Scrum Methodology, Software Maintenance, Release Management, Service-Oriented Architecture, Software Engineering, PL-SQL, Web Services, Scripting, Oracle Access Manager, System Availability, Software Security, Api Design - **Published:** September 5, 2026 - **Apply:** https://jobs.localjobnetwork.com/apply/add/85668807/1 ## About the Role * JEE, EJB 3, Hibernate 3, JPA, JMS, JSF, JBoss 4: 10 Years. * Spring: 10 Years. * PostgreSQL, Oracle 10g, SQL Server RDBMS concepts: 10 Years. * Application Development/Software Engineering/Design Patterns: 10 Years. * Web application development: 10 Years. * Object-oriented design and architecture: 8 Years. * Web Services/API Development and use: 6 Years. * Technical Documentation: 4 Years. Note: In addition, this is the desired experience. * Experience with APIs and SOA Patterns. * Experience with integration of application software and RDBMS. * Knowledge of configuration management, release management principles. * Knowledge of SOA. * Experience with agile SDLC, Scrum preferred. * Experience with high availability architectures. * Knowledge of networking and system engineering concepts. * Experience with PL/SQL. * Experience with scripting languages. * Experience with Oracle Access Manager (OAM). * Knowledge of application security concepts. Special Skills: * Analytical and problem-solving skills. * Developing and/or creating new or more effective ideas, approaches, etc. * Developing and executing short-range plans/decisions. * Excellent interpersonal and communication skills. * Ability to exercise sound judgment across a broad range of circumstances. ## Description The purpose of this position is to provide support for critical business functions through the development, implementation, testing, and maintenance of applications systems. Scope of Work: The position's scope of work includes the following: * Support critical business functions through the development, implementation, and maintenance of applications and systems. * Contribute software development expertise to multiple projects and ensure that specifications are met. * Design, code, test, debug, maintain, and document software applications. * Follow established software development standards and procedures and contribute towards their improvement. * Develop complex application features and create technical designs. * Participate in peer code and design reviews. * Experienced with a wide range of technologies. * Coordinate with departments and users in support of business applications. * Represent the IT department in terms of software development expertise in coordination with other departments. ## Related Videos - [API Design - Getting Started](https://www.wearedevelopers.com/videos/33-api-design-getting-started) - [JavaScript? No. Java Scripts! - Scripting with Java](https://www.wearedevelopers.com/videos/2094-javascript-no-java-scripts-scripting-with-java) - [Hibernate: How to keep calm](https://www.wearedevelopers.com/videos/534-hibernate-how-to-keep-calm) - [Rest API Antipatterns](https://www.wearedevelopers.com/videos/100208-rest-api-antipatterns) - [Intermediate Bitcoin Script](https://www.wearedevelopers.com/videos/25-intermediate-bitcoin-script) - [The Evolution of Enterprise Java with Jakarta EE 11 and Beyond](https://www.wearedevelopers.com/videos/1562-the-evolution-of-enterprise-java-with-jakarta-ee-11-and-beyond) ## Related Articles - [93 Java Interview Questions You Should Prepare For](https://www.wearedevelopers.com/magazine/14-93-java-interview-questions-you-should-prepare-for) - [Top 10 Java Libraries](https://www.wearedevelopers.com/magazine/364-top-10-java-libraries) - [7 Important Tips That Every Software Developer Should Know](https://www.wearedevelopers.com/magazine/101-7-important-tips-that-every-software-developer-should-know) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Java Basics](https://www.wearedevelopers.com/magazine/122-java-basics)