To our valued Leidos candidates:

Coronavirus is on everyone's mind with the effects being felt around the world. The markets are volatile, and we're all concerned for the health and safety of our families, friends, and colleagues. Please know that we're taking all necessary measures to safeguard our employees, customers and the communities in which we live, including following all recommended best practices around social distancing.

With that in mind, in an abundance of caution, we are canceling all face to face career events, such as job fairs and open house events. In the coming days and weeks, we will be hosting career events virtually, using our online chat tools so that we may continue our hiring practice safely and securely. You can find available virtual career events at

We are using telephone meetings and online chats via Brazen to conduct interviews and hiring discussions, and we are offering options for video interviews so that you can have a virtual face to face meeting with your potential new leader. We do not conduct interviews or extend offers via text or chat based social media, such as WhatsApp or MySpace.

Leidos will never ask you to provide payment-related information at any part of the employment application process, nor will Leidos ever advance money as part of the hiring process. And Leidos will communicate with you only through emails that are generated by automated system. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to Chris Scalia, Leidos’ Senior Vice President of Talent Acquisition, at [email protected].

As a company, as a country, as a world, we have confronted challenging moments before. We are confident that, guided by our values and the strength of our community as well as the commitment we have to the important work we do each day, we will find our way through this time together. We will do this with the care and concern for one another and the common good that defines. Please keep those impacted by the virus in your thoughts.

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Job #: R-00038069
Location: Baltimore, MD
Category: Software Development
Schedule (FT/PT): Full Time
Travel Required: No
Shift: Day
Potential for Telework: No
Clearance: Public Trust
Referral Eligibility: Eligible
Group: Health

This job posting is no longer active.

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Job Description:

Leidos is seeking a Sr. Java and API Developer with webMethods expertise for upcoming needs on our SSA ITSSC II program in Baltimore, MD. The Senior Java Developer shall have extensive experience in developing and maintaining high-performing Java applications. Has prime accountability for major projects and will develop detailed and robust designs, code, test, and implement proposed systems. You will demonstrate API design experience and be willing to challenge other team member's designs as well as receive and incorporate feedback. You will be responsible for creating maintainable, adaptable, scalable, defect-free code using software development best practices and coding standards (i.e. software reuse, refactoring, continuous integration, test automation, secure development, Test Driven Development, static code analysis, peer/code review).

You will analyze existing API services for their suitability for modification into an enterprise version. Based on product road maps, prioritize API services needed. You will provide the development of Application Programming Interface (API) components to support agency application development. You will build and test Enterprise APIs. You will support unit and integration testing of applications, including accessibility and compliance with Section 508, browser compatibility. You will provide advanced technical support with development and implementation of (API) components that enables projects to build and reuse code. You will provide technical support in the adoption of API standards and governance. You will support the agency API standards and governance. Also, you will provide technical writing support in the development and communications of API standards and governance.


  • Experience with the API design tool Software AG webMethods (1 year)
  • Spring Boot API (2-3 years)
  • Experience in API design & API development. - Minimum 2 years
  • Good understanding & knowledge of API security - Minimum 2 years
  • Spring MVC (2-3 years)
  • Test Driven Development (TDD) (2-3 years)
  • Behavioral Driven Development (BDD) (2-3 years)
  • Cloud (at least 1 year)
  • JWT/OAUTH (2-3 years)
  • JavaScript experience (5 years)
  • Spring MVC + JSP (3-5 years)
  • REST and RESTful services
  • SOAP (Simple Object Access Control)
  • Splunk (1 + year)
  • Dynatrace (1 + year)
  • Front-end web development (minimum 1 year experience)
  • Maven
  • OIDC, OAuth, BitBucket, Git  (any number of years)
  • Experience with Jira, version one (any number of years) 

Desired Skills:

  • Experience with the implementation of Section 508 standards for Web Applications.
  • Exposure to writing Technical White Papers and systems design documents.
  • Prior experience with federal or state governments IT projects.

External Referral Bonus:


Potential for Telework:


Clearance Level Required:

Public Trust



Scheduled Weekly Hours:




Requisition Category:


Job Family:

Software Development


Leidos is a Fortune 500® information technology, engineering, and science solutions and services leader working to solve the world's toughest challenges in the defense, intelligence, homeland security, civil, and health markets. The company's 33,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $10.19 billion for the fiscal year ended December 28, 2018. For more information, visit

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here.

Securing Your Data

Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to [email protected].

Commitment to Diversity

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

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