ServiceNow Software Engineer

Leidos; Chantilly (VA); On-site; USD 131,000 - 237,000; Full time

Job summary

Leidos is seeking a Software Engineer to provide ServiceNow development support, including SN application design, development, and security risk management. The role emphasizes AGILE project management and COTS integrations within a compliance-focused environment.

Candidates should have TS/SCI with poly access and extensive SN experience. The position requires collaboration across teams to implement SN features, maintain documentation, and ensure certification readiness, with core hours

Qualifications

• Experience developing ServiceNow applications.
• Experience implementing user-friendly UX/UI improvements.
• Experience in agile software development processes.

Responsibilities

• Develop and maintain ServiceNow applications and components.
• Support agile SN software development; follow customer architecture and documentation standards.
• Perform unit, functional, and integration testing for SN features.
• Collaborate with stakeholders to meet security and development requirements.

Skills

ServiceNow

Agile

Jira

COTS integration

SN development

Security risk management

Education

Bachelor's degree with 12+ years experience OR Master's with 10+ years

Tools

Github

Subversion

Job description

Description

Leidos is looking for a software engineer to provide ServiceNow development support. The development and successful implementation of this model requires experience with multiple IT skill sets, including AGILE project management, Commercial Off-the-Shelf (COTS) integration and configuration, specifically ServiceNow (SN), SN application design and development, enhancement, SN security risk management, and familiarity with requirements for system certification and accreditation.

Primary Responsibilities:

• The Customer delivers human capital management technologies and services to the workforce, including data analytics that enable business decisions. They seek to build an integrated enterprise IT support model to drive efficiencies in the talent space and better address strategic requirements associated with learning, training compliance, foreign language development and retention, job advertisements, selection, and performance. The development and successful implementation of this model requires experience with multiple IT skill sets, including AGILE project management, Commercial Off-the-Shelf (COTS) integration and configuration, specifically ServiceNow (SN), SN application design and development, enhancement, SN security risk management, and familiarity with requirements for system certification and accreditation. The Software Engineer will work from core hours from 0900 hours to 1500 hours with alternative works schedules discussed on a case‑by‑case basis.
• The Software Engineer will follow an Agile methodology for SN software development.
• The Software Engineer will support the implementation of the Customer's identified objectives and priorities for SN features and functions and actively contribute to the AGILE methodology for software implementation.
• The Software Engineer will support the implementation of security and development requirements as required by their applications.
• The Software Engineer will follow the Customer's document management plan that addresses documents required for all their applications and systems, their storage locations and versioning requirements.
• The Software Engineer will support the implementation of SN reference architecture and documentation as required for Sponsors SN platform.
• The Software Engineer will design, develop, maintain and document code in support of software applications, databases and cloud services following industry best practices.
• The Software Engineer will conduct unit, functional, and user testing.

Basic Qualifications:

The ideal candidate will meet all of the listed skills/experiences but this person will work within a team, the client has the ability to approve candidates who meet most of the listed skills/experiences:

• Must have an active TS/SCI with poly to be considered.
• Must have a Bachelor's degree and at least 12 years of relevant experience OR a Master's degree and at least 10 years of relevant experience
• Experience with development of ServiceNow applications.
• Experience implementing industry best practices and associated technical solutions consistent with accessibility standards.
• Experience using agile methodology.
• Experience using Jira.
• Experience proposing recommendations that provide business value while supporting business goals and objectives, with an emphasis on improving User Experience/User Interface (UX/UI), reducing O&M, increasing quality and speed of delivery, transforming, and modernizing web-based application, system, and service components.
• Experience analyzing and documenting web-based application, system, or service components and associated interfaces, including those with databases and web services/APIs to assist in decision-making regarding future development.
• Experience interfacing with web-based databases and providing reports generation.
• On‑job experience with version control software like Github or Subversion.
• Experience in managing Tier 1, Tier 2, and Tier 3 support, using service management systems.
• Experience developing IT support documents that include SOPs, digital IT workflows, IT knowledge base, pre and post deployment checklists, IT architectural diagrams, system security plans, and administrative processes.
• Experience working with compliance or performance management applications.

Certification Requirements:

• Service Now Developer

Preferred Qualifications:

• Experience working with the Sponsor and partner IT organizations.
• Experience working with learning applications.
• Experience working with language, compliance, and performance management applications.
• Experience with cloud technologies.
• Experience with networking and platform hosting technologies.
• Experience with HTML5, CSS, XML, and JavaScript.
• Experience with copyright and accessibility compliance (WCAG 2.0 AA).
• Experience with Tableau.

#MSBA

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting

October 1, 2026

Pay Range

Pay Range $131,300.00 - $237,350.00

The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

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 at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at [e-mail].

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

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.