Software Engineer IV

Leidos

. Design, develop, enhance, integrate, test, deploy, and sustain complex enterprise application components, APIs, automation, and supporting services .

Posted 9/30/2026full-timeUnited StatesMid-LevelSenior💰 $87,100 - $157,450 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in designing, developing, and maintaining complex enterprise applications and APIs, with a strong focus on automation, security, and integration practices. Proficient in collaborating with cross-functional teams and stakeholders to align technical solutions with business needs and security requirements.

Highest-signal resume keywords

API DevelopmentCI/CD Pipeline ManagementDevSecOps PracticesCloud-Hosted ApplicationsAgile Software Development

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Software EngineeringAPI IntegrationAutomated TestingRoot-Cause AnalysisConfiguration ManagementRESTful APIsData IntegrationSecurity EngineeringSource Control ManagementApplication Enhancement

Soft Skills

Strong Communication SkillsCollaboration with StakeholdersMentoring Engineers

Tools & Technologies

WSO2 API ManagerAzure DevOpsJenkinsDockerAWS GovCloudGitGitHubAnsible TowerLinuxTenable

Certifications & Qualifications

API Management CertificationAzure DevOps CertificationGitHub CertificationCloud CertificationDevOps Certification

Industry Keywords

Enterprise ApplicationsDigital ServicesFederal IT EnvironmentIdentity and Access ManagementPublic Trust Requirements

Tech Stack

Tools & technologies

AnsibleAWSAzureCloudCyber SecurityDockerJenkinsLinuxSplunk

About the role

Key responsibilities & impact

Design, develop, enhance, integrate, test, deploy, and sustain complex enterprise application components, APIs, automation, and supporting services
Revise existing software to improve functionality, reliability, performance, security, accessibility, interoperability, and maintainability while reducing defects and technical debt
Lead technical analysis of enhancement requests, defects, user stories, integration requirements, and recurring technical issues
Design, implement, publish, and maintain APIs and data integrations using OJP-approved technologies, including WSO2 API Manager
Configure and support WSO2 API Manager for API creation, publication, lifecycle management, governance, testing, monitoring, and integration
Design and support API integrations with OJP’s Identity and Access Management System, including Okta and SailPoint integrations using SCIM, OAuth 2.0, and SAML
Develop, improve, and troubleshoot CI/CD pipelines, automated testing, source-code management, deployment automation, security-scanning integration, and configuration-management practices
Support product configuration and implementation, including user stories, deployments, technical documentation, and Authority to Operate activities
Support cloud-hosted and containerized applications through monitoring, logging, deployment troubleshooting, configuration, and performance analysis
Coordinate with networking and security teams during patching, security scans, vulnerability remediation, and infrastructure activities
Investigate and resolve help desk tickets, defects, and technical issues involving Data Integration and DevSecOps products
Perform code and technical reviews, establish engineering and testing practices, and mentor less-experienced engineers
Partner with architecture, DevOps, data integration, cybersecurity, and business analysis personnel to align solutions with standards, security requirements, and customer needs
Develop and maintain interface documentation, runbooks, configuration records, implementation procedures, and other technical artifacts
Identify opportunities for automation, refactoring, modernization, technology consolidation, and improved engineering practices

Requirements

What you’ll need

Bachelor’s degree in Computer Science, Software Engineering, Information Systems, Engineering, or a related technical discipline, or equivalent relevant experience, consistent with applicable labor-category requirements
Minimum six (6) years of progressively responsible software engineering experience developing, enhancing, integrating, and maintaining enterprise applications
Demonstrated experience designing and implementing complex application enhancements, APIs, system integrations, and automated tests
Experience with Agile software development, DevSecOps, CI/CD, configuration management, and secure software development practices
Experience with Git-based source control and one or more CI/CD, build, deployment, or automation platforms
Experience developing or supporting RESTful APIs, web services, data integrations, and common authentication and authorization mechanisms
Experience with cloud-hosted or containerized applications and automated deployment practices
Experience troubleshooting complex application, integration, deployment, or production issues and performing root-cause analysis
Strong understanding of software design principles, automated testing, maintainability, reliability, and secure engineering practices
Strong written and verbal communication skills and demonstrated ability to collaborate with Government stakeholders and cross-functional technical teams
Must satisfy the citizenship, residency, background-investigation, and Public Trust requirements applicable to the task order
Preferred: Experience supporting DOJ, OJP, or another large Federal digital-service or enterprise IT environment
Preferred: Experience with Azure DevOps, Jenkins, Ansible Tower, Git or GitHub, Docker, AWS GovCloud, WSO2 API Manager, Linux, or comparable technologies
Preferred: Experience with API management, API lifecycle management, web-service integration, or identity and access integration using Okta, SailPoint, SCIM, OAuth 2.0, SAML, SSL/TLS, SSH, or Kerberos
Preferred: Experience with Infrastructure as Code, automated security testing, CI/CD security scanning, configuration management, monitoring, logging, observability, or automated product and operational reporting
Preferred: Familiarity with Tenable, Acunetix, Guardium, Splunk, StatusCake, or comparable platforms
Preferred: Relevant training or certifications in API management, Azure DevOps, GitHub, cloud, DevOps, software engineering, or related technologies